feat: axum + diesel

.editorconfig

@@ -0,0 +1,8 @@
+root = true
+
+[*]
+end_of_line = lf
+insert_final_newline = true
+
+[Makefile]
+indent_style = tab

.env.template

@@ -0,0 +1 @@
+DATABASE_URL=postgres://username:password@localhost/diesel_demo

.gitignore

@@ -3,4 +3,3 @@
 .vscode
 .DS_Store
 .env
-conf.toml

Cargo.toml

@@ -4,30 +4,25 @@ version = "0.1.0"
 edition = "2021"
 
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
-[workspace]
-members = [".", "migration"]
 
 [dependencies]
-axum = { version = "0.8" }
+async-trait = "0.1.81"
-axum-extra = {version = "0.10", features = ["typed-header", "typed-routing"] }
+axum = {version = "0.8", features = ["macros"]}
-axum-macros = "0.5"
+axum-extra = { version = "0.10", features = ["typed-header"] }
-sea-orm = { version = "1.1.12", features = [
+chrono = {version = "0.4", features = ["serde"]}
-    "sqlx-postgres",
+deadpool-diesel = {version ="0.6.1", features = ["postgres"]}
-    "runtime-tokio-rustls",
+diesel = { version = "2", features = ["postgres", "chrono"] }
-    "macros",
+dotenvy = "0.15"
-    "chrono",
+jsonwebtoken = "9.3.0"
-] }
+serde = { version = "1.0.202", features = ["derive"] }
-serde = { version = "1", features = ["derive"] }
+serde_json = "1"
-serde_json = "1.0.140"
+tokio = { version = "1.37.0", features = ["full"] }
-tokio = { version = "1.0", features = ["full"] }
+tower = "0.4.13"
+tower-http = {version= "0.5.2", features=["trace", "cors"] }
 tracing = "0.1"
 tracing-subscriber = { version = "0.3", features = ["env-filter"] }
-dotenvy = "0.15.7"
+once_cell = "1.19.0"
-toml = "0.8.22"
+axum-macros = "0.4.1"
-clap = { version = "4.0", features = ["derive"] }
 pbkdf2 = { version = "0.12", features = ["simple"] }
-rand_core = { version = "0.9.3", features = ["std"] }
+rand_core ={version = "0.6", features = ["std"]}
-jsonwebtoken = "9"
+regex = {version = "1.10"}
-once_cell = "1.21.3"
-tower-http = {version= "0.6", features = ["trace", "cors"] }
-tower = "0.5.2"

Makefile

@@ -0,0 +1,2 @@
+build-schema:
+	diesel print-schema > src/model/schema.rs

diesel.toml

@@ -0,0 +1,9 @@
+# For documentation on how to configure this file,
+# see https://diesel.rs/guides/configuring-diesel-cli
+
+[print_schema]
+file = "src/model/schema.rs"
+custom_type_derives = ["diesel::query_builder::QueryId", "Clone"]
+
+[migrations_directory]
+dir = "./migrations"

migration/Cargo.toml

@@ -1,22 +0,0 @@
-[package]
-name = "migration"
-version = "0.1.0"
-edition = "2021"
-publish = false
-
-[lib]
-name = "migration"
-path = "src/lib.rs"
-
-[dependencies]
-async-std = { version = "1", features = ["attributes", "tokio1"] }
-
-[dependencies.sea-orm-migration]
-version = "1.1.12"
-features = [
-  # Enable at least one `ASYNC_RUNTIME` and `DATABASE_DRIVER` feature if you want to run migration via CLI.
-  # View the list of supported features at https://www.sea-ql.org/SeaORM/docs/install-and-config/database-and-async-runtime.
-  # e.g.
-  "runtime-tokio-rustls",  # `ASYNC_RUNTIME` feature
-  "sqlx-postgres",         # `DATABASE_DRIVER` feature
-]

migration/README.md

@@ -1,41 +0,0 @@
-# Running Migrator CLI
-
-- Generate a new migration file
-    ```sh
-    cargo run -- generate MIGRATION_NAME
-    ```
-- Apply all pending migrations
-    ```sh
-    cargo run
-    ```
-    ```sh
-    cargo run -- up
-    ```
-- Apply first 10 pending migrations
-    ```sh
-    cargo run -- up -n 10
-    ```
-- Rollback last applied migrations
-    ```sh
-    cargo run -- down
-    ```
-- Rollback last 10 applied migrations
-    ```sh
-    cargo run -- down -n 10
-    ```
-- Drop all tables from the database, then reapply all migrations
-    ```sh
-    cargo run -- fresh
-    ```
-- Rollback all applied migrations, then reapply all migrations
-    ```sh
-    cargo run -- refresh
-    ```
-- Rollback all applied migrations
-    ```sh
-    cargo run -- reset
-    ```
-- Check the status of all migrations
-    ```sh
-    cargo run -- status
-    ```

migration/src/lib.rs

@@ -1,22 +0,0 @@
-pub use sea_orm_migration::prelude::*;
-
-mod m20250525_000001_create_ledger_table_category;
-mod m20250525_000002_create_ledger_table_book;
-mod m20250525_000003_create_ledger_table_tag;
-mod m20250525_000004_create_ledger_table_account;
-mod m20250525_000005_create_ledger_table_transaction;
-
-pub struct Migrator;
-
-#[async_trait::async_trait]
-impl MigratorTrait for Migrator {
-    fn migrations() -> Vec<Box<dyn MigrationTrait>> {
-        vec![
-            Box::new(m20250525_000001_create_ledger_table_category::Migration),
-            Box::new(m20250525_000002_create_ledger_table_book::Migration),
-            Box::new(m20250525_000003_create_ledger_table_tag::Migration),
-            Box::new(m20250525_000004_create_ledger_table_account::Migration),
-            Box::new(m20250525_000005_create_ledger_table_transaction::Migration),
-        ]
-    }
-}

migration/src/m20250525_000001_create_ledger_table_category.rs

@@ -1,64 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-pub struct Migration;
-
-impl MigrationName for Migration {
-    fn name(&self) -> &str {
-        "m20250525_000001_create_ledger_table_category" // Make sure this matches with the file name
-    }
-}
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Category::Table)
-                    .col(
-                        ColumnDef::new(Category::Id)
-                            .big_integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(ColumnDef::new(Category::Name).string().not_null())
-                    .col(ColumnDef::new(Category::Uid).big_integer().not_null())
-                    .col(ColumnDef::new(Category::ParentId).big_integer().default(0i64).not_null())
-                    .col(ColumnDef::new(Category::IsDeleted).boolean().default(false).not_null())
-                    .col(
-                        ColumnDef::new(Category::CreatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Category::UpdatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .to_owned(),
-            )
-            .await
-    }
-
-    // Define how to rollback this migration: Drop the Bakery table.
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Category::Table).to_owned())
-            .await
-    }
-}
-
-#[derive(Iden)]
-pub enum Category {
-    Table,
-    Id,
-    Name,
-    Uid,
-    ParentId,
-    IsDeleted,
-    CreatedAt,
-    UpdatedAt,
-}

migration/src/m20250525_000002_create_ledger_table_book.rs

@@ -1,63 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-pub struct Migration;
-
-impl MigrationName for Migration {
-    fn name(&self) -> &str {
-        "m20250525_000002_create_ledger_table_book" // Make sure this matches with the file name
-    }
-}
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    // Define how to apply this migration
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Book::Table)
-                    .col(
-                        ColumnDef::new(Book::Id)
-                            .big_integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(ColumnDef::new(Book::Name).string().not_null())
-                    .col(ColumnDef::new(Book::Uid).big_integer().not_null())
-                    .col(ColumnDef::new(Book::IsDeleted).boolean().default(false).not_null())
-                    .col(
-                        ColumnDef::new(Book::CreatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Book::UpdatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .to_owned(),
-            )
-            .await
-    }
-
-    // Define how to rollback this migration: Drop the Bakery table.
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Book::Table).to_owned())
-            .await
-    }
-}
-
-#[derive(Iden)]
-pub enum Book {
-    Table,
-    Id,
-    Name,
-    Uid,
-    IsDeleted,
-    CreatedAt,
-    UpdatedAt,
-}

migration/src/m20250525_000003_create_ledger_table_tag.rs

@@ -1,62 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-pub struct Migration;
-
-impl MigrationName for Migration {
-    fn name(&self) -> &str {
-        "m20250525_000001_create_ledger_table_tag" // Make sure this matches with the file name
-    }
-}
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Tag::Table)
-                    .col(
-                        ColumnDef::new(Tag::Id)
-                            .big_integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(ColumnDef::new(Tag::Name).string().not_null())
-                    .col(ColumnDef::new(Tag::Uid).big_integer().not_null())
-                    .col(ColumnDef::new(Tag::IsDeleted).boolean().default(false).not_null())
-                    .col(
-                        ColumnDef::new(Tag::CreatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Tag::UpdatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .to_owned(),
-            )
-            .await
-    }
-
-    // Define how to rollback this migration: Drop the Bakery table.
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Tag::Table).to_owned())
-            .await
-    }
-}
-
-#[derive(Iden)]
-pub enum Tag {
-    Table,
-    Id,
-    Name,
-    Uid,
-    IsDeleted,
-    CreatedAt,
-    UpdatedAt,
-}

migration/src/m20250525_000004_create_ledger_table_account.rs

@@ -1,64 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-pub struct Migration;
-
-impl MigrationName for Migration {
-    fn name(&self) -> &str {
-        "m20250525_000004_create_ledger_table_account" // Make sure this matches with the file name
-    }
-}
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Account::Table)
-                    .col(
-                        ColumnDef::new(Account::Id)
-                            .big_integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(ColumnDef::new(Account::Name).string().not_null())
-                    .col(ColumnDef::new(Account::Type).integer().not_null())
-                    .col(ColumnDef::new(Account::Uid).big_integer().not_null())
-                    .col(ColumnDef::new(Account::IsDeleted).boolean().default(false).not_null())
-                    .col(
-                        ColumnDef::new(Account::CreatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Account::UpdatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .to_owned(),
-            )
-            .await
-    }
-
-    // Define how to rollback this migration: Drop the Bakery table.
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Account::Table).to_owned())
-            .await
-    }
-}
-
-#[derive(Iden)]
-pub enum Account {
-    Table,
-    Id,
-    Name,
-    Uid,
-    Type,
-    IsDeleted,
-    CreatedAt,
-    UpdatedAt,
-}

migration/src/m20250525_000005_create_ledger_table_transaction.rs

@@ -1,84 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-pub struct Migration;
-
-impl MigrationName for Migration {
-    fn name(&self) -> &str {
-        "m20250525_000005_create_ledger_table_transaction" // Make sure this matches with the file name
-    }
-}
-
-#[async_trait::async_trait]
-impl MigrationTrait for Migration {
-    async fn up(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .create_table(
-                Table::create()
-                    .table(Transaction::Table)
-                    .col(
-                        ColumnDef::new(Transaction::Id)
-                            .big_integer()
-                            .not_null()
-                            .auto_increment()
-                            .primary_key(),
-                    )
-                    .col(ColumnDef::new(Transaction::Uid).big_integer().not_null())
-                    .col(ColumnDef::new(Transaction::Type).integer().not_null())
-                    .col(ColumnDef::new(Transaction::BookId).big_integer().not_null())
-                    .col(
-                        ColumnDef::new(Transaction::CategoryId)
-                            .big_integer()
-                            .not_null(),
-                    )
-                    .col(ColumnDef::new(Transaction::Description).string().not_null())
-                    .col(
-                        ColumnDef::new(Transaction::TransactionTime)
-                            .timestamp_with_time_zone()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Transaction::IsDeleted)
-                            .boolean()
-                            .default(false)
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Transaction::CreatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .col(
-                        ColumnDef::new(Transaction::UpdatedAt)
-                            .date_time()
-                            .default(Expr::current_timestamp())
-                            .not_null(),
-                    )
-                    .to_owned(),
-            )
-            .await
-    }
-
-    // Define how to rollback this migration: Drop the Bakery table.
-    async fn down(&self, manager: &SchemaManager) -> Result<(), DbErr> {
-        manager
-            .drop_table(Table::drop().table(Transaction::Table).to_owned())
-            .await
-    }
-}
-
-#[derive(Iden)]
-pub enum Transaction {
-    Table,
-    Id,
-    Uid,
-    Type,
-    BookId,
-    CategoryId,
-    Description,
-    TransactionTime,
-    IsDeleted,
-    CreatedAt,
-    UpdatedAt,
-}

migration/src/main.rs

@@ -1,6 +0,0 @@
-use sea_orm_migration::prelude::*;
-
-#[async_std::main]
-async fn main() {
-    cli::run_cli(migration::Migrator).await;
-}

migrations/00000000000000_diesel_initial_setup/down.sql

@@ -0,0 +1,6 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+DROP FUNCTION IF EXISTS diesel_manage_updated_at(_tbl regclass);
+DROP FUNCTION IF EXISTS diesel_set_updated_at();

migrations/00000000000000_diesel_initial_setup/up.sql

@@ -0,0 +1,36 @@
+-- This file was automatically created by Diesel to setup helper functions
+-- and other internal bookkeeping. This file is safe to edit, any future
+-- changes will be added to existing projects as new migrations.
+
+
+
+
+-- Sets up a trigger for the given table to automatically set a column called
+-- `updated_at` whenever the row is modified (unless `updated_at` was included
+-- in the modified columns)
+--
+-- # Example
+--
+-- ```sql
+-- CREATE TABLE users (id SERIAL PRIMARY KEY, updated_at TIMESTAMP NOT NULL DEFAULT NOW());
+--
+-- SELECT diesel_manage_updated_at('users');
+-- ```
+CREATE OR REPLACE FUNCTION diesel_manage_updated_at(_tbl regclass) RETURNS VOID AS $$
+BEGIN
+    EXECUTE format('CREATE TRIGGER set_updated_at BEFORE UPDATE ON %s
+                    FOR EACH ROW EXECUTE PROCEDURE diesel_set_updated_at()', _tbl);
+END;
+$$ LANGUAGE plpgsql;
+
+CREATE OR REPLACE FUNCTION diesel_set_updated_at() RETURNS trigger AS $$
+BEGIN
+    IF (
+        NEW IS DISTINCT FROM OLD AND
+        NEW.updated_at IS NOT DISTINCT FROM OLD.updated_at
+    ) THEN
+        NEW.updated_at := current_timestamp;
+    END IF;
+    RETURN NEW;
+END;
+$$ LANGUAGE plpgsql;

migrations/2024-07-07-151037_base_schema/down.sql

@@ -0,0 +1,12 @@
+-- This file should undo anything in `up.sql`
+-- This file should undo anything in `up.sql`
+DROP TABLE IF EXISTS "categories";
+DROP TABLE IF EXISTS "tags";
+DROP TABLE IF EXISTS "books";
+DROP TABLE IF EXISTS "transactions";
+DROP TABLE IF EXISTS "transaction_tag_rels";
+DROP TABLE IF EXISTS "accounts";
+DROP TABLE IF EXISTS "amounts";
+DROP TABLE IF EXISTS "users";
+DROP TABLE IF EXISTS "operations";
+DROP TABLE IF EXISTS "operation_snapshots";

migrations/2024-07-07-151037_base_schema/up.sql

@@ -0,0 +1,112 @@
+-- Your SQL goes here
+CREATE TABLE "categories" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "book_id" BIGINT NOT NULL,
+    "name" TEXT NOT NULL,
+    "level" INT NOT NULL DEFAULT 0,
+    "parent_category_id" BIGINT NOT NULL DEFAULT 0,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "tags" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "book_id" BIGINT NOT NULL,
+    "name" TEXT NOT NULL,
+    "level" INT NOT NULL DEFAULT 0,
+    "parent_tag_id" BIGINT NOT NULL DEFAULT 0,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "books" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "name" TEXT NOT NULL,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "transactions" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "book_id" BIGINT NOT NULL,
+    "description" TEXT NOT NULL,
+    "category_id" BIGINT NOT NULL,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "time" TIMESTAMP WITH TIME ZONE NOT NULL DEFAULT current_timestamp,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "transaction_tag_rels" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "transaction_id" BIGINT NOT NULL,
+    "tag_id" BIGINT NOT NULL,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "accounts" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "name" TEXT NOT NULL,
+    "account_type" BIGINT NOT NULL DEFAULT 0,
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "amounts" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "account_id" BIGINT NOT NULL,
+    "transaction_id" BIGINT NOT NULL,
+    "value" BIGINT NOT NULL DEFAULT 0,
+    "expo" BIGINT NOT NULL DEFAULT 5,
+    "currency" TEXT NOT NULL DEFAULT '',
+    "op_id" BIGINT NOT NULL DEFAULT 0,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "users" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "username" TEXT NOT NULL UNIQUE,
+    "password" TEXT NOT NULL,
+    "mail" TEXT NOT NULL,
+    "is_delete" BOOLEAN NOT NULL DEFAULT FALSE,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "operations" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "entity_type" BIGINT NOT NULL,
+    "entity_id" BIGINT NOT NULL,
+    "action" BIGINT NOT NULL,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp,
+    "update_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);
+
+CREATE TABLE "operation_snapshots" (
+    "id" BIGSERIAL PRIMARY KEY,
+    "uid" BIGINT NOT NULL,
+    "max_op_id" BIGINT NOT NULL,
+    "create_at" TIMESTAMP NOT NULL DEFAULT current_timestamp
+);

src/api/book.rs

@@ -1,171 +0,0 @@
-use axum::routing::{get, post};
-use axum::{
-    extract::{Path, State},
-    http::StatusCode,
-    Json, Router,
-};
-use axum_macros::debug_handler;
-
-use crate::middleware::auth::Claims;
-use crate::model::db::book::ActiveModel as BookActiveModel;
-use crate::model::db::book::Column as BookColumn;
-use crate::model::db::book::Model as BookModel;
-use crate::model::db::prelude::Book;
-use crate::model::http_body::book;
-use crate::model::http_body::book::{BookInfo, BookItem};
-use crate::model::http_body::common::SimpleResponse;
-use crate::AppState;
-use sea_orm::sqlx::types::chrono::Local;
-use sea_orm::{entity::*, query::*};
-use sea_orm::{ColumnTrait};
-
-pub fn get_nest_handlers() -> Router<crate::AppState> {
-    Router::new()
-        .route("/{id}/update",post(update_book_handler))
-        .route("/{id}",get(get_book_by_id_handler))
-        .route("/", post(create_book_handler).get(get_all_books_handler))
-}
-
-// handlers
-//
-#[debug_handler]
-async fn get_all_books_handler(
-    state: State<AppState>,
-    claims: Claims,
-) -> Result<Json<Vec<book::BookItem>>, (StatusCode, String)> {
-    let uid: i64 = claims.uid.clone();
-    let all_books = Book::find()
-        .filter(BookColumn::Uid.eq(uid))
-        .all(&state.conn)
-        .await
-        .map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
-
-    let mut books: Vec<BookItem> = Vec::new();
-    for b in all_books {
-        let book_resp = BookItem {
-            id: b.id.into(),
-            name: b.name,
-        };
-        books.push(book_resp);
-    }
-    Ok(Json(books))
-}
-
-#[debug_handler]
-async fn get_book_by_id_handler(
-    Path(id): Path<i64>,
-    state: State<AppState>,
-    claims: Claims,
-) -> Result<Json<BookItem>, (StatusCode, String)> {
-    let uid: i64 = claims.uid.clone();
-    let book_query = Book::find()
-        .filter(BookColumn::Uid.eq(uid))
-        .filter(BookColumn::Id.eq(id))
-        .one(&state.conn)
-        .await
-        .map_err(|e| (StatusCode::INTERNAL_SERVER_ERROR, e.to_string()))?;
-
-    let book_resp: BookItem;
-    match book_query {
-        Some(b) => {
-            book_resp = BookItem {
-                id: b.id.into(),
-                name: b.name,
-            };
-        }
-        _ => {
-            return Err((StatusCode::NOT_FOUND, "not_found".to_string()));
-        }
-    }
-    Ok(Json(book_resp))
-}
-
-#[debug_handler]
-async fn create_book_handler(
-    state: State<AppState>,
-    claims: Claims,
-    Json(payload): Json<BookInfo>,
-) -> Result<Json<SimpleResponse>, (StatusCode, String)> {
-    let uid: i64 = claims.uid.clone();
-
-    let book = BookActiveModel {
-        name: Set(payload.name.clone().to_owned()),
-        uid: Set(uid.to_owned()),
-        ..Default::default()
-    };
-
-    let res = Book::insert(book).exec(&state.conn).await;
-    let mut err_code: i64 = 0;
-    let mut msg: String;
-    match res {
-        Ok(_) => {
-            err_code = 0;
-            msg = "ok".to_owned();
-        }
-        Err(e) => {
-            err_code = 0;
-            msg = e.to_string();
-        }
-    }
-
-    let resp = SimpleResponse {
-        code: err_code,
-        message: msg,
-    };
-
-    Ok(Json(resp))
-}
-
-#[debug_handler]
-async fn update_book_handler(
-    Path(id): Path<i64>,
-    state: State<AppState>,
-    claims: Claims,
-    Json(payload): Json<BookInfo>,
-) -> Result<Json<SimpleResponse>, (StatusCode, String)> {
-    let uid: i64 = claims.uid.clone();
-
-    let exist_book = Book::find()
-        .filter(BookColumn::Uid.eq(uid))
-        .filter(BookColumn::Id.eq(id))
-        .one(&state.conn)
-        .await;
-    let book: BookModel;
-    let mut resp = SimpleResponse {
-        code: 0,
-        message: "ok".to_owned(),
-    };
-    match exist_book {
-        Ok(b) => match b {
-            Some(bk) => {
-                book = bk;
-            }
-            _ => return Err((StatusCode::NOT_FOUND, "not_found".to_string())),
-        },
-        Err(_) => {
-            resp.code = 1;
-            return Err((
-                StatusCode::INTERNAL_SERVER_ERROR,
-                "connection_error".to_string(),
-            ));
-        }
-    }
-
-    let mut book_active_model: BookActiveModel = book.into();
-    book_active_model.name = Set(payload.name.clone());
-    book_active_model.updated_at = Set(Local::now().naive_utc());
-    let update_res = book_active_model.update(&state.conn).await;
-    match update_res {
-        Ok(_) => {
-            resp.code = 0;
-            resp.message = "ok".to_owned();
-        }
-        Err(_) => {
-            return Err((
-                StatusCode::INTERNAL_SERVER_ERROR,
-                "book_update_fail".to_string(),
-            ));
-        }
-    }
-    Ok(Json(resp))
-}

src/api/category.rs

@@ -1,217 +0,0 @@
-use crate::api::category;
-use crate::middleware::auth::Claims;
-use crate::model::db::prelude::Category;
-use crate::model::db::{
-    category::ActiveModel as CategoryActiveModel, category::Column as CategoryColumn,
-    category::Model as CategoryModel,
-};
-use crate::model::http_body::category::CategoryInfo;
-use crate::model::http_body::common::{OptionalI64, SimpleResponse};
-use crate::AppState;
-use axum::extract::{Path, State};
-use axum::http::StatusCode;
-use axum::routing::{get, post};
-use axum::{Json, Router};
-use axum_macros::debug_handler;
-
-use sea_orm::sqlx::types::chrono::Local;
-use sea_orm::QueryFilter;
-use sea_orm::{entity::*, query::*};
-use tokio::join;
-
-pub fn get_nested_handlers() -> Router<crate::AppState> {
-    Router::new()
-        .route("/{id}/update", post(update_category_by_id))
-        .route("/{id}", get(get_category_by_id))
-        .route("/", post(create_category).get(get_all_categories))
-}
-
-#[debug_handler]
-async fn get_all_categories(
-    state: State<AppState>,
-    claims: Claims,
-) -> Result<Json<Vec<CategoryInfo>>, (StatusCode, String)> {
-    let uid = claims.uid.clone();
-    let categories_query = Category::find()
-        .filter(CategoryColumn::Uid.eq(uid))
-        .all(&state.conn)
-        .await;
-    let category_models = match categories_query {
-        Ok(categories) => categories,
-        Err(e) => return Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
-    };
-    let mut category_resp: Vec<CategoryInfo> = Vec::new();
-    for category in category_models {
-        let category_info = CategoryInfo {
-            id: category.id.into(),
-            name: category.name,
-            parent_id: category.parent_id.into(),
-        };
-        category_resp.push(category_info);
-    }
-    Ok(Json(category_resp))
-}
-
-#[debug_handler]
-async fn create_category(
-    state: State<AppState>,
-    claims: Claims,
-    payload: Json<CategoryInfo>,
-) -> Result<Json<SimpleResponse>, (StatusCode, String)> {
-    let uid = claims.uid.clone();
-    let parent_id: i64 = match payload.parent_id {
-        OptionalI64(pid_opt) => pid_opt.unwrap_or_else(|| 0),
-    };
-    let category_active_model = CategoryActiveModel {
-        name: Set(payload.name.clone()),
-        uid: Set(uid),
-        parent_id: Set(parent_id),
-        ..Default::default()
-    };
-    let insert_res = Category::insert(category_active_model)
-        .exec(&state.conn)
-        .await;
-    match insert_res {
-        Ok(_) => Ok(Json(SimpleResponse {
-            code: 0,
-            message: "success".to_string(),
-        })),
-        Err(e) => Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
-    }
-}
-
-#[debug_handler]
-async fn get_category_by_id(
-    Path(id): Path<i64>,
-    state: State<AppState>,
-    claims: Claims,
-) -> Result<Json<CategoryInfo>, (StatusCode, String)> {
-    let uid = claims.uid.clone();
-    let category_query_res = Category::find()
-        .filter(CategoryColumn::Uid.eq(uid))
-        .filter(CategoryColumn::Id.eq(id))
-        .one(&state.conn)
-        .await;
-    let category_query: CategoryModel = match category_query_res {
-        Ok(r) => match r {
-            Some(res) => res,
-            None => return Err((StatusCode::NOT_FOUND, "not found".to_string())),
-        },
-        Err(e) => return Err((StatusCode::INTERNAL_SERVER_ERROR, e.to_string())),
-    };
-    let category_resp = CategoryInfo {
-        id: category_query.id.into(),
-        name: category_query.name.clone(),
-        parent_id: category_query.parent_id.into(),
-    };
-    Ok(Json(category_resp))
-}
-
-#[debug_handler]
-async fn update_category_by_id(
-    Path(id): Path<i64>,
-    state: State<AppState>,
-    claims: Claims,
-    payload: Json<CategoryInfo>,
-) -> Result<Json<SimpleResponse>, (StatusCode, String)> {
-    let uid = claims.uid.clone();
-    let mut parent_category_required = false;
-    let mut parent_id: i64 = 0;
-    let category_query = Category::find()
-        .filter(CategoryColumn::Uid.eq(uid))
-        .filter(CategoryColumn::Id.eq(id))
-        .one(&state.conn);
-    let parent_query = match payload.parent_id {
-        OptionalI64(Some(cid)) => {
-            if cid > 0 {
-                parent_category_required = true;
-                parent_id = cid;
-                Some(
-                    Category::find()
-                        .filter(CategoryColumn::Uid.eq(uid))
-                        .filter(CategoryColumn::ParentId.eq(cid))
-                        .one(&state.conn),
-                )
-            } else {
-                None
-            }
-        }
-        OptionalI64(None) => None,
-    };
-
-    let (category_result, parent_result) = if let Some(parent_query) = parent_query {
-        // 并发执行两个查询
-        let (category, parent) = join!(category_query, parent_query);
-        // 处理查询结果
-        (
-            category.map_err(|e| {
-                (
-                    StatusCode::INTERNAL_SERVER_ERROR,
-                    format!("Database error: {}", e),
-                )
-            })?,
-            parent.map_err(|e| {
-                (
-                    StatusCode::INTERNAL_SERVER_ERROR,
-                    format!("Database error: {}", e),
-                )
-            })?,
-        )
-    } else {
-        // 只查询 category
-        (
-            category_query.await.map_err(|e| {
-                (
-                    StatusCode::INTERNAL_SERVER_ERROR,
-                    format!("Database error: {}", e),
-                )
-            })?,
-            None,
-        )
-    };
-
-    let category = match category_result {
-        Some(category) => {
-            category
-        }
-        None => {
-            return Err((StatusCode::NOT_FOUND, "Category not found".to_string()));
-        }
-    };
-    let parent_category_valid = match parent_result {
-        Some(_) => { true }
-        None => { false }
-    };
-
-    let mut resp = SimpleResponse {
-        code: 0,
-        message: "success".to_string(),
-    };
-    let mut category_active_model : CategoryActiveModel = category.into();
-    category_active_model.name = Set(payload.name.clone());
-    category_active_model.updated_at = Set(Local::now().naive_utc());
-    if parent_category_required && parent_id > 0 {
-        category_active_model.parent_id = Set(parent_id.into());
-    }
-
-    let update_res = category_active_model.update(&state.conn).await;
-        match update_res {
-        Ok(_) => {
-            resp.code = 0;
-            resp.message = "ok".to_owned();
-        }
-        Err(_) => {
-            return Err((
-                StatusCode::INTERNAL_SERVER_ERROR,
-                "category update failed".to_string(),
-            ));
-        }
-    }
-
-    if parent_category_required && !parent_category_valid {
-        resp.code = 1;
-        resp.message = "Parent category not found".to_string();
-        return Err((StatusCode::NOT_FOUND, "Parent category not found".to_string()));
-    }
-    Ok(Json(resp))
-}

src/api/mod.rs

@@ -1,2 +0,0 @@
-pub mod book;
-pub mod category;

src/ledger/account.rs

@@ -0,0 +1,150 @@
+// use std::sync::Arc;
+use axum::routing::{get, post};
+use axum::{
+    extract::{Path, State},
+    http::StatusCode,
+    Json, Router,
+};
+use axum_macros::debug_handler;
+use diesel::prelude::*;
+// use diesel::update;
+use serde::{Deserialize, Serialize};
+// use serde_json::to_string;
+use crate::model::db_model;
+use crate::model::schema;
+use crate::util;
+use crate::util::req::CommonResp;
+use chrono::prelude::*;
+use tracing::info;
+use crate::middleware::auth;
+use crate::middleware::auth::Claims;
+
+#[derive(Deserialize)]
+pub struct CreateAccountRequest {
+    name: String,
+    account_type: i64,
+}
+
+#[derive(Serialize)]
+pub struct CreateAccountResponse {
+    id: i64,
+    name: String,
+    account_type: i64,
+}
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/", post(create_account).get(get_all_accounts))
+        .route("/{id}", post(update_account).get(get_account))
+}
+
+#[debug_handler]
+pub async fn create_account(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateAccountRequest>,
+) -> Result<Json<db_model::Account>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let new_account = db_model::AccountForm {
+        name: payload.name,
+        account_type: payload.account_type,
+        uid: uid,
+    };
+    let res = conn
+        .interact(move |conn| {
+            diesel::insert_into(schema::accounts::table)
+                .values(&new_account)
+                .returning(db_model::Account::as_returning())
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn update_account(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateAccountRequest>,
+) -> Result<Json<CommonResp>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let now = Utc::now().naive_utc();
+    let res = conn
+        .interact(move |conn| {
+            diesel::update(schema::accounts::table)
+                .filter(schema::accounts::id.eq(id))
+                .filter(schema::accounts::uid.eq(uid))
+                .set((
+                    schema::accounts::name.eq(payload.name),
+                    schema::accounts::account_type.eq(payload.account_type),
+                    schema::accounts::update_at.eq(now),
+                ))
+                .execute(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    let resp = util::req::CommonResp { code: 0 };
+    Ok(Json(resp))
+}
+
+pub async fn get_account(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<db_model::Account>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::accounts::table
+                .filter(schema::accounts::id.eq(id))
+                .filter(schema::accounts::uid.eq(uid))
+                .select(db_model::Account::as_select())
+                .limit(1)
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_accounts(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<Vec<db_model::Account>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::accounts::table
+                .filter(schema::accounts::uid.eq(uid))
+                .select(db_model::Account::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}

src/ledger/book.rs

@@ -0,0 +1,145 @@
+use axum::routing::{get, post};
+use axum::{
+    extract::{Path, State},
+    http::StatusCode,
+    Json, Router,
+};
+use axum_macros::debug_handler;
+use diesel::prelude::*;
+// use diesel::update;
+use serde::{Deserialize, Serialize};
+// use serde_json::to_string;
+use crate::model::db_model;
+use crate::model::schema;
+use crate::util;
+use crate::util::req::CommonResp;
+use chrono::prelude::*;
+use tracing::info;
+use crate::middleware::auth;
+use crate::middleware::auth::Claims;
+
+#[derive(Deserialize)]
+pub struct CreateBookRequest {
+    name: String,
+}
+
+#[derive(Serialize)]
+pub struct CreateBookResponse {
+    id: i64,
+    name: String,
+}
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/", post(create_book).get(get_all_books))
+        .route("/{id}", post(update_book).get(get_book))
+}
+
+#[debug_handler]
+pub async fn create_book(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateBookRequest>,
+) -> Result<Json<db_model::Book>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let new_book = db_model::BookForm {
+        name: payload.name,
+        uid,
+    };
+    let res = conn
+        .interact(move |conn| {
+            diesel::insert_into(schema::books::table)
+                .values(&new_book)
+                .returning(db_model::Book::as_returning())
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn update_book(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateBookRequest>,
+) -> Result<Json<CommonResp>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let now = Utc::now().naive_utc();
+    let res = conn
+        .interact(move |conn| {
+            diesel::update(schema::books::table)
+                .filter(schema::books::id.eq(id))
+                .filter(schema::books::uid.eq(uid))
+                .set((
+                    schema::books::name.eq(payload.name),
+                    schema::books::update_at.eq(now),
+                ))
+                .execute(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    let resp = util::req::CommonResp { code: 0 };
+    Ok(Json(resp))
+}
+
+pub async fn get_book(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<db_model::Book>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::books::table
+                .filter(schema::books::id.eq(id))
+                .filter(schema::books::uid.eq(uid))
+                .select(db_model::Book::as_select())
+                .limit(1)
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_books(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<Vec<db_model::Book>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::books::table
+                .filter(schema::books::uid.eq(uid))
+                .select(db_model::Book::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}

src/ledger/category.rs

@@ -0,0 +1,267 @@
+use std::cell::RefCell;
+use std::rc::Rc;
+use std::sync::Arc;
+// use std::sync::Arc;
+use axum::routing::{get, post};
+use axum::{
+    extract::{Path, State},
+    http::StatusCode,
+    Json, Router,
+};
+use axum_macros::debug_handler;
+use diesel::prelude::*;
+// use diesel::update;
+use serde::{Deserialize, Serialize};
+// use serde_json::to_string;
+use crate::model::db_model;
+use crate::model::schema;
+use crate::model::schema::categories::parent_category_id;
+use crate::util;
+// use crate::model::schema::categories::dsl::categories;
+use crate::util::req::CommonResp;
+use chrono::prelude::*;
+use tracing::info;
+use crate::middleware::auth;
+use crate::middleware::auth::Claims;
+use crate::model::db_model::Category;
+use crate::util::operation::{
+    EntityType, ENTITY_CATEGORY,
+    ActionType, ACTION_CREATE, ACTION_UPDATE, ACTION_DELETE,
+};
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/", post(create_category).get(get_all_categories))
+        .route("/{id}", post(update_category).get(get_category))
+}
+
+#[derive(Deserialize)]
+pub struct CreateCategoryRequest {
+    name: String,
+    level: String,
+    parent_category_id: String,
+    book_id: String,
+}
+
+#[derive(Serialize)]
+pub struct CreateCategoryResponse {
+    id: i64,
+}
+
+#[debug_handler]
+pub async fn create_category(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateCategoryRequest>,
+) -> Result<Json<CreateCategoryResponse>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let level: i32 = match payload.level.parse() {
+        Ok(level) => level,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid level".to_string(),
+            ))
+        }
+    };
+    let parent_cid: i64 = match payload.parent_category_id.parse(){
+        Ok(id) => id,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid parent_category_id".to_string(),
+            ))
+        }
+    };
+    let book_id: i64 = match payload.book_id.parse() {
+        Ok(id) => id,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid book_id".to_string(),
+            ))
+        }
+    };
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let new_category = db_model::CategoryForm {
+        name: payload.name,
+        uid: uid,
+        level: level,
+        parent_category_id: parent_cid,
+        book_id: book_id,
+    };
+    let new_operation = db_model::CreateOperation{
+        uid: uid,
+        entity_type: ENTITY_CATEGORY,
+        entity_id: 0,
+        action: ACTION_CREATE,
+    };
+    let mut create_response = CreateCategoryResponse{
+        id: 0,
+    };
+        // Check if book exists under current user
+    let book_exists = conn
+        .interact(move |conn| {
+            schema::books::table
+                .select(diesel::dsl::exists(db_model::Category.as_select().filter(schema::books::id.eq(book_id))))
+                // .filter(schema::books::uid.eq(uid))(schema::books::id.eq(book_id))))
+                .get_result::<bool>(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+        
+    if !book_exists {
+        return Err((StatusCode::NOT_FOUND, "Book not found for the user".to_string()));
+    }
+
+    let cuid = uid;
+    let create_result = conn
+        .interact(move |conn| {
+            conn.transaction(|conn| {
+                let category = diesel::insert_into(schema::categories::table)
+                    .values(&new_category)
+                    .returning(db_model::Category::as_returning())
+                    .get_result(conn)?;
+                let operation = diesel::insert_into(schema::operations::table)
+                    .values(&new_operation)
+                    .returning(db_model::Operation::as_returning())
+                    .get_result(conn)?;
+                diesel::update(schema::categories::table)
+                    .filter(schema::categories::id.eq(category.id))
+                    .filter(schema::categories::uid.eq(cuid))
+                    .set((schema::categories::op_id.eq(operation.id)))
+                    .execute(conn)?;
+                diesel::update(schema::operations::table)
+                    .filter(schema::operations::id.eq(operation.id))
+                    .filter(schema::operations::uid.eq(cuid))
+                    .set((schema::operations::entity_id.eq(category.id)))
+                    .execute(conn)?;
+                diesel::result::QueryResult::Ok((category.id))
+            })
+            // diesel::insert_into(schema::categories::table)
+            //     .values(&new_category)
+            //     .returning(db_model::Category::as_returning())
+            //     .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    create_response.id = create_result;
+    Ok(Json(create_response))
+}
+
+pub async fn update_category(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateCategoryRequest>,
+) -> Result<Json<CommonResp>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let level: i32 = match payload.level.parse() {
+        Ok(level) => level,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid level".to_string(),
+            ))
+        }
+    };
+    let parent_cid: i64 = match payload.parent_category_id.parse(){
+        Ok(id) => id,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid parent_category_id".to_string(),
+            ))
+        }
+    };
+    let book_id: i64 = match payload.book_id.parse() {
+        Ok(id) => id,
+        Err(_) => {
+            return Err((
+                StatusCode::BAD_REQUEST,
+                "Invalid book_id".to_string(),
+            ))
+        }
+    };
+    
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let now = Utc::now().naive_utc();
+    let res = conn
+        .interact(move |conn| {
+            diesel::update(schema::categories::table)
+                .filter(schema::categories::id.eq(id))
+                .filter(schema::categories::uid.eq(uid))
+                .set((
+                    schema::categories::name.eq(payload.name),
+                    schema::categories::level.eq(level),
+                    schema::categories::parent_category_id.eq(parent_cid),
+                    schema::categories::update_at.eq(now),
+                ))
+                .execute(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    // let ret = CreateCategoryResponse{id: res.id, name: res.name};
+    let resp = util::req::CommonResp { code: 0 };
+    Ok(Json(resp))
+}
+
+pub async fn get_category(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<db_model::Category>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::categories::table
+                .filter(schema::categories::id.eq(id))
+                .filter(schema::categories::uid.eq(uid))
+                .select(db_model::Category::as_select())
+                .limit(1)
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_categories(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<Vec<db_model::Category>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::categories::table
+                .filter(schema::categories::uid.eq(uid))
+                .select(db_model::Category::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}

src/ledger/mod.rs

@@ -1,9 +1,6 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-pub mod prelude;
-
-pub mod account;
-pub mod book;
 pub mod category;
 pub mod tag;
+pub mod book;
+pub mod account;
 pub mod transaction;
+pub mod operation;

src/ledger/operation.rs

@@ -0,0 +1,81 @@
+use diesel::prelude::*;
+use serde::{Serialize, Deserialize};
+use axum::{extract::{Path, State, Query}, http::StatusCode, Json, Router};
+use axum::routing::get;
+use diesel::dsl::max;
+use crate::model::{db_model, schema};
+use crate::middleware::auth::Claims;
+use crate::model::db_model::Operation;
+use crate::util;
+
+#[derive(Serialize)]
+pub struct GetOperationsResponse {
+    start: i64,
+    end: i64,
+    total: i64,
+    operations: Vec<db_model::Operation>,
+}
+
+#[derive(Deserialize)]
+pub struct GetOperationsParam {
+    start: i64,
+    limit: i32,
+}
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/", get(get_operations))
+}
+
+// get_single_operation
+
+pub async fn get_operations(
+    query_param: Query<GetOperationsParam>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<GetOperationsResponse>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let start: i64 = match query_param.start {
+        ..0 => 0,
+        _ => query_param.start
+    };
+    let limit: i32 = match query_param.limit {
+        ..0 => 0,
+        crate::model::req::MAX_QUERY_LIMIT.. => crate::model::req::MAX_QUERY_LIMIT,
+        _ => query_param.limit
+    };
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let mut res = conn
+        .interact(move |conn| {
+            schema::operations::table
+                .filter(schema::operations::uid.eq(uid))
+                .filter(schema::operations::id.ge(start))
+                .limit(limit as i64)
+                .select(Operation::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    res.sort_by(|a,b| a.id.cmp(&b.id));
+    let res_start: i64 = match res.first() {
+        Some(r) => r.id,
+        None => 0,
+    };
+    let res_end = match res.last() {
+        Some(r) => r.id,
+        None => 0,
+    };
+    let resp = GetOperationsResponse{
+        start: res_start,
+        end: res_end,
+        total: res.len() as i64,
+        operations: res,
+    };
+    Ok(Json(resp))
+    // Ok(Json(res))
+}

src/ledger/tag.rs

@@ -0,0 +1,157 @@
+// use std::sync::Arc;
+use axum::routing::{get, post};
+use axum::{
+    extract::{Path, State},
+    http::StatusCode,
+    Json, Router,
+};
+use axum_macros::debug_handler;
+use diesel::prelude::*;
+// use diesel::update;
+use serde::{Deserialize, Serialize};
+// use serde_json::to_string;
+use crate::model::db_model;
+use crate::model::schema;
+use crate::util;
+use crate::util::req::CommonResp;
+use chrono::prelude::*;
+use tracing::info;
+use crate::middleware::auth;
+use crate::middleware::auth::Claims;
+
+#[derive(Deserialize)]
+pub struct CreateTagRequest {
+    book_id: i64,
+    name: String,
+    level: i32,
+    parent_tag_id: i64,
+}
+
+#[derive(Serialize)]
+pub struct CreateTagResponse {
+    id: i64,
+    name: String,
+    book_id: i64,
+    level: i32,
+    parent_tag_id: i64,
+}
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/", post(create_tag).get(get_all_tags))
+        .route("/{id}", post(update_tag).get(get_tag))
+}
+
+#[debug_handler]
+pub async fn create_tag(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateTagRequest>,
+) -> Result<Json<db_model::Tag>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let new_tag = db_model::TagForm {
+        book_id:payload.book_id,
+        name: payload.name,
+        uid: uid,
+        level: payload.level,
+        parent_tag_id: payload.parent_tag_id,
+    };
+    let res = conn
+        .interact(move |conn| {
+            diesel::insert_into(schema::tags::table)
+                .values(&new_tag)
+                .returning(db_model::Tag::as_returning())
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn update_tag(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<CreateTagRequest>,
+) -> Result<Json<CommonResp>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let now = Utc::now().naive_utc();
+    let res = conn
+        .interact(move |conn| {
+            diesel::update(schema::tags::table)
+                .filter(schema::tags::id.eq(id))
+                .filter(schema::tags::uid.eq(uid))
+                .set((
+                    schema::tags::name.eq(payload.name),
+                    schema::tags::level.eq(payload.level),
+                    schema::tags::parent_tag_id.eq(payload.parent_tag_id),
+                    schema::tags::update_at.eq(now),
+                ))
+                .execute(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    let resp = util::req::CommonResp { code: 0 };
+    Ok(Json(resp))
+}
+
+pub async fn get_tag(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<db_model::Tag>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::tags::table
+                .filter(schema::tags::id.eq(id))
+                .filter(schema::tags::uid.eq(uid))
+                .select(db_model::Tag::as_select())
+                .limit(1)
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_tags(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<Vec<db_model::Tag>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::tags::table
+                .filter(schema::tags::uid.eq(uid))
+                .select(db_model::Tag::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}

src/ledger/transaction.rs

@@ -0,0 +1,503 @@
+use axum::extract::Query;
+use axum::routing::{get, post};
+use axum::{
+    extract::{Path, State},
+    http::StatusCode,
+    Json, Router,
+};
+use axum_macros::debug_handler;
+use diesel::dsl::exists;
+use diesel::prelude::*;
+use std::fmt;
+use std::i64::MAX;
+use chrono::ParseResult;
+// use diesel::update;
+use serde::{Deserialize, Serialize};
+// use serde_json::to_string;
+use crate::middleware::auth;
+use crate::middleware::auth::Claims;
+use crate::model::{db_model,schema,req};
+use crate::util;
+use crate::util::req::CommonResp;
+use chrono::prelude::*;
+use tracing::info;
+use crate::model::req::{GetAmountByTransactionRangeParams, GetAmountParams, MAX_QUERY_LIMIT};
+
+const PAYMENT_STORE_EXPO: i64 = 5;
+
+#[derive(Deserialize)]
+pub struct SubmitTransactionRequest {
+    description: String,
+    book_id: i64,
+    category_id: i64,
+    tag_ids: Vec<i64>,
+    time: String, // RFC 3339 "2020-04-12T22:10:57+02:00"
+    amounts: Vec<SubmitTransactionAmountRequest>,
+}
+
+#[derive(Deserialize)]
+pub struct SubmitTransactionAmountRequest {
+    account_id: i64,
+    payment: String,
+    expo: i32,
+    currency: String,
+}
+
+#[derive(Serialize)]
+pub struct CreateTransactionResponse {
+    pub id: i64,
+    pub book_id: i64,
+    pub description: String,
+    pub category_id: i64,
+    pub time: chrono::DateTime<Utc>,
+    pub tag_ids: Vec<i64>,
+    pub amount_ids: Vec<i64>,
+}
+
+#[derive(Deserialize)]
+pub struct BatchGetTransactionRequest {
+    pub transaction_ids: Vec<i64>,
+}
+
+#[derive(Deserialize)]
+pub struct BatchGetTransactionAmountRequest {
+    pub transaction_ids: Vec<i64>,
+}
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/entry/batch_get", post(batch_get_transactions))
+        .route(
+            "/entry",
+            post(create_transaction) // create new transaction entry with amount
+                .get(get_all_transactions),// get all transactions with entry
+        ) 
+        .route("/entry/{id}", get(get_transaction)) // get transaction entry
+        .route("/amount/by_transaction_id", get(get_amounts_by_tid))
+        .route("/amount/batch_get_by_transaction_id", post(batch_get_amounts_by_tid))
+        .route("/amount", get(get_all_amounts_by_tid_range))
+        // .route("/entry/amount/:id", post(update_amount).get(get_amount)) // require query param tid=transaction_id
+}
+// implementation, or do something in between.
+#[derive(Debug, Clone)]
+struct TransactionError;
+
+impl fmt::Display for TransactionError {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        write!(f, "invalid transaction insert result")
+    }
+}
+
+#[debug_handler]
+pub async fn create_transaction(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<SubmitTransactionRequest>,
+) -> Result<String, (StatusCode, String)> {
+    // ) -> Result<Json<db_model::Transaction>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+
+    // 1. check related ids
+    // 1.1 check book id
+    if payload.book_id <= 0 {
+        return Err((StatusCode::BAD_REQUEST, "invalid book id".to_string()));
+    }
+    let check_book = conn
+        .interact(move |conn| {
+            diesel::select(exists(
+                schema::books::table
+                    .filter(schema::books::uid.eq(uid))
+                    .filter(schema::books::id.eq(payload.book_id)),
+            ))
+            .get_result::<bool>(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+
+    println!("book valid: {}", check_book);
+    if !check_book {
+        return Err((StatusCode::BAD_REQUEST, "invalid book id".to_string()));
+    }
+    // 1.2 check category id
+    if payload.category_id <= 0 {
+        return Err((StatusCode::BAD_REQUEST, "invalid category id".to_string()));
+    }
+    let check_category = conn
+        .interact(move |conn| {
+            diesel::select(exists(
+                schema::categories::table
+                    .filter(schema::categories::uid.eq(uid))
+                    .filter(schema::categories::id.eq(payload.category_id)),
+            ))
+            .get_result::<bool>(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+
+    println!("category valid: {}", check_category);
+    if !check_category {
+        return Err((StatusCode::BAD_REQUEST, "invalid category id".to_string()));
+    }
+    // 1.3 check tag ids
+    let payload_tag_size = payload.tag_ids.len() as i64;
+    let mut check_tag = payload_tag_size == 0;
+    if !check_tag {
+        let check_tag_count = conn
+            .interact(move |conn| {
+                schema::tags::table
+                    .filter(schema::tags::uid.eq(uid))
+                    .filter(schema::tags::id.eq_any(payload.tag_ids))
+                    .select(diesel::dsl::count(schema::tags::id))
+                    .first(conn)
+                    .map(|x: i64| x as i64)
+            })
+            .await
+            .map_err(util::req::internal_error)?
+            .map_err(util::req::internal_error)?;
+        println!("check tag: {}", check_tag_count);
+        check_tag = check_tag_count == payload_tag_size;
+    }
+
+    println!("tag valid: {}", check_tag);
+
+    if !check_tag {
+        return Err((StatusCode::BAD_REQUEST, "invalid tag ids".to_string()));
+    }
+
+    // 1.4 check account
+    let mut check_amount = true;
+    let mut amounts: Vec<db_model::AmountForm> = Vec::new();
+    for amount_req in payload.amounts {
+        // Parse and check payment
+        let parse_payment_result =
+            util::math::parse_payment_to_value_expo(amount_req.payment.clone(), PAYMENT_STORE_EXPO);
+        let value: i64;
+        let expo: i64;
+        match parse_payment_result {
+            Ok((val, expon)) => {
+                value = val;
+                expo = expon;
+            }
+            Err(_) => {
+                break;
+            }
+        }
+
+        let amount = db_model::AmountForm {
+            uid: uid,
+            account_id: amount_req.account_id,
+            transaction_id: 0,
+            value: value,
+            expo: expo,
+            currency: amount_req.currency.clone(),
+        };
+        check_amount = check_amount && true;
+        amounts.push(amount);
+    }
+
+    if !check_amount || amounts.len() == 0 {
+        return Err((StatusCode::BAD_REQUEST, "invalid amount".to_string()));
+    }
+
+    // 2. build and insert into db
+    let datetime_tz = chrono::DateTime::parse_from_rfc3339(payload.time.as_str());
+    let datetime = match datetime_tz {
+        Ok(dt) => dt,
+        Err(_) => {
+            return Err((StatusCode::BAD_REQUEST, "invalid datetime, must be RFC 3339".to_string()))
+        }
+    };
+    let datetime_utc = datetime.with_timezone(&Utc);
+
+    let mut transaction_resp: CreateTransactionResponse;
+    let mut amount_ids: Vec<i64> = Vec::new();
+
+    let transaction = conn
+        .interact(move |conn| {
+            conn.transaction(|conn| {
+                let new_transaction = db_model::TransactionForm {
+                    id: None,
+                    uid: uid,
+                    book_id: payload.book_id,
+                    description: payload.description,
+                    category_id: payload.category_id,
+                    // time: payload
+                    time: datetime_utc,
+                };
+                let inserted_transactions = diesel::insert_into(schema::transactions::table)
+                    .values(&new_transaction)
+                    .returning(db_model::Transaction::as_returning())
+                    .get_results(conn);
+
+                let mut new_tr_vec: Vec<db_model::Transaction>;
+                match inserted_transactions {
+                    Ok(tr) => new_tr_vec = tr,
+                    Err(e) => {
+                        return diesel::result::QueryResult::Err(e);
+                    }
+                }
+                let mut new_tid = 0 as i64;
+                let new_tr = new_tr_vec.get(0);
+                match new_tr {
+                    Some(tr) =>new_tid = tr.id,
+                    None => new_tid = 0,
+                }
+                if new_tid <= 0 {
+                    return diesel::result::QueryResult::Err(diesel::result::Error::NotFound);
+                }
+                for amount in amounts.iter_mut() {
+                    amount.transaction_id = new_tid;
+                }
+                let inserted_amounts = diesel::insert_into(schema::amounts::table)
+                    .values(&amounts)
+                    .returning(db_model::Amount::as_returning())
+                    .get_results(conn);
+                let new_amounts: Vec<db_model::Amount> = match inserted_amounts {
+                    Ok(ams) => ams,
+                    Err(_) => Vec::new(),
+                };
+                for am in new_amounts {
+                    amount_ids.push(am.id)
+                };
+                diesel::result::QueryResult::Ok(())
+            })
+        })
+        .await
+        .map_err(util::req::internal_error)?;
+
+    // 3. build response data.
+
+    // Ok(Json(res))
+    Ok("finish".to_string())
+}
+
+pub async fn update_transaction(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<SubmitTransactionRequest>,
+) -> Result<Json<CommonResp>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let now = Utc::now().naive_utc();
+    let datetime_tz = chrono::DateTime::parse_from_rfc3339(payload.time.as_str());
+    let datetime = match datetime_tz {
+        Ok(dt) => dt,
+        Err(_) => {
+            return Err((StatusCode::BAD_REQUEST, "invalid datetime, must be RFC 3339".to_string()))
+        }
+    };
+    let datetime_utc = datetime.with_timezone(&Utc);
+    let res = conn
+        .interact(move |conn| {
+            diesel::update(schema::transactions::table)
+                .filter(schema::transactions::id.eq(id))
+                .filter(schema::transactions::uid.eq(uid))
+                .set((
+                    schema::transactions::category_id.eq(payload.category_id),
+                    schema::transactions::description.eq(payload.description),
+                    schema::transactions::time.eq(datetime_utc),
+                    schema::transactions::update_at.eq(now),
+                ))
+                .execute(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    let resp = util::req::CommonResp { code: 0 };
+    Ok(Json(resp))
+}
+
+pub async fn get_transaction(
+    Path(id): Path<i64>,
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+) -> Result<Json<db_model::Transaction>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn
+        .interact(move |conn| {
+            schema::transactions::table
+                .filter(schema::transactions::id.eq(id))
+                .filter(schema::transactions::uid.eq(uid))
+                .select(db_model::Transaction::as_select())
+                .limit(1)
+                .get_result(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_transactions(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Query(queryParams): Query<req::GetTransactionsQueryParams>,
+) -> Result<Json<Vec<db_model::Transaction>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let offset = match queryParams.start {
+        None => {0}
+        Some(start) => if start > 0 {start-1} else {0}
+    };
+    let limit = match queryParams.limit {
+        None => {1 as i32}
+        Some(limit_num) => {
+            if(limit_num > req::MAX_QUERY_LIMIT) {
+                req::MAX_QUERY_LIMIT
+            } else if(limit_num < 1) {
+                1 as i32
+            } else {
+                limit_num
+            }
+        }
+    };
+    let res = conn
+        .interact(move |conn| {
+            schema::transactions::table.filter(schema::transactions::uid.eq(uid))
+                .offset(offset)
+                .limit(limit as i64)
+                .select(db_model::Transaction::as_select())
+                .load(conn)
+        })
+        .await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn batch_get_transactions(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<BatchGetTransactionRequest>,
+) -> Result<Json<Vec<db_model::Transaction>>, (StatusCode, String)> {
+    let uid = claims.uid.clone();
+    if payload.transaction_ids.len() == 0 {
+        return Err((StatusCode::BAD_REQUEST, "no transaction_id list".to_string()));
+    }
+    let conn  = app_state.db.get().await.map_err(util::req::internal_error)?;
+    let res = conn.interact(move |conn| {
+        schema::transactions::table
+            .filter(schema::transactions::uid.eq(uid))
+            .filter(schema::transactions::is_delete.eq(false))
+            .filter(schema::transactions::id.eq_any(payload.transaction_ids))
+            .select(db_model::Transaction::as_select())
+            .load(conn)
+    })
+        .await.map_err(util::req::internal_error)?.map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_amounts_by_tid(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Query(params): Query<GetAmountParams>,
+) -> Result<Json<Vec<db_model::Amount>>, (StatusCode, String)> {
+    info!(params.transaction_id);
+    let tid = match params.transaction_id {
+        None => 0,
+        Some(idx) => idx,
+    };
+    let uid: i64 = claims.uid.clone();
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(util::req::internal_error)?;
+    let res = conn.interact(move |conn| {
+        schema::amounts::table
+            .filter(schema::amounts::uid.eq(uid))
+            .filter(schema::amounts::transaction_id.eq(tid))
+            .select(db_model::Amount::as_select())
+            .load(conn)
+    }).await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn batch_get_amounts_by_tid(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Json(payload): Json<BatchGetTransactionAmountRequest>,
+) -> Result<Json<Vec<db_model::Amount>>, (StatusCode, String)> {
+    let uid = claims.uid.clone();
+    if payload.transaction_ids.len() == 0 {
+        return Err((StatusCode::BAD_REQUEST, "no transaction_id list".to_string()));
+    }
+    let conn  = app_state.db.get().await.map_err(util::req::internal_error)?;
+    let res = conn.interact(move |conn| {
+        schema::amounts::table
+            .filter(schema::amounts::uid.eq(uid))
+            .filter(schema::amounts::is_delete.eq(false))
+            .filter(schema::amounts::transaction_id.eq_any(payload.transaction_ids))
+            .select(db_model::Amount::as_select())
+            .load(conn)
+    })
+        .await.map_err(util::req::internal_error)?.map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}
+
+pub async fn get_all_amounts_by_tid_range(
+    State(app_state): State<crate::AppState>,
+    claims: Claims,
+    Query(params): Query<GetAmountByTransactionRangeParams>,
+) -> Result<Json<Vec<db_model::Amount>>, (StatusCode, String)> {
+    let uid: i64 = claims.uid.clone();
+    let tid_from = match params.transaction_id_from {
+        None => {-1}
+        Some(id) => {id}
+    };
+    let tid_to = match params.transaction_id_to {
+        None => {-1}
+        Some(id) => {id}
+    };
+    if uid <= 0 || tid_from <= 0 || tid_to <= 0 || tid_from > tid_to {
+        return Err((StatusCode::BAD_REQUEST,"invalid values".to_string()));
+    }
+    let limit: i64 = match params.limit {
+        None => {MAX_QUERY_LIMIT as i64}
+        Some(i) => {
+            if i <= 0 {
+                MAX_QUERY_LIMIT as i64
+            } else {
+                i as i64
+            }
+        }
+    };
+    let conn = app_state.db.get()
+        .await.map_err(util::req::internal_error)?;
+    let res = conn.interact(move |conn| {
+        schema::amounts::table
+            .filter(schema::amounts::uid.eq(uid))
+            .filter(schema::amounts::is_delete.eq(false))
+            .filter(schema::amounts::transaction_id.ge(tid_from))
+            .filter(schema::amounts::transaction_id.le(tid_to))
+            .limit(limit)
+            .select(db_model::Amount::as_select())
+            .load(conn)
+    }).await
+        .map_err(util::req::internal_error)?
+        .map_err(util::req::internal_error)?;
+    Ok(Json(res))
+}

src/main.rs

@@ -1,102 +1,87 @@
-use crate::middleware::auth;
+use std::env;
-use axum::{http::Method, Router};
+use axum::{
-use clap::Parser;
+    // http::StatusCode,
-use sea_orm::{Database, DatabaseConnection};
+    // routing::{get, post},
-use serde::Deserialize;
+    // Json,
+    Router,
+};
+use axum::http::Method;
+// use pbkdf2::password_hash::Error;
+// use serde::{Deserialize, Serialize};
 use tower::ServiceBuilder;
 use tower_http::cors::{Any, CorsLayer};
 use tower_http::trace::TraceLayer;
 use tracing::info;
 use tracing_subscriber::{layer::SubscriberExt, util::SubscriberInitExt};
+use crate::util::pass::get_pbkdf2_from_psw;
 
 // Project modules
-mod api;
+mod ledger;
 mod middleware;
 mod model;
 mod util;
-mod query;
+mod user;
+
+// Passed App State
+#[derive(Clone)]
+pub struct AppState {
+    db: deadpool_diesel::postgres::Pool,
+}
 
 #[tokio::main]
 async fn main() {
     dotenvy::dotenv().unwrap();
-    // initialize tracing
     tracing_subscriber::registry()
         .with(tracing_subscriber::fmt::layer())
         .init();
-    let cli = Cli::parse();
+
-    match cli.command {
+    let args: Vec<String> = env::args().collect();
-        Command::Serve { config_path } => {
+
-            if let Ok(config) = load_config(&config_path).await {
+    if args.len() <= 1 {
-                println!("Loaded config.");
+        return;
-                println!("{},{}", config.service.host.clone(), config.service.port);
-                // Proceed with server initialization using `config`
-                start_server(&config).await;
-            } else {
-                eprintln!("Failed to load config from {}", config_path);
     }
+    // initialize db connection
+    let db_url = std::env::var("DATABASE_URL").unwrap();
+
+    let manager = deadpool_diesel::postgres::Manager::new(db_url, deadpool_diesel::Runtime::Tokio1);
+    let pool = deadpool_diesel::postgres::Pool::builder(manager)
+        .build()
+        .unwrap();
+
+    let shared_state = AppState { db: pool };
+    let cmd = args[1].clone();
+
+    match cmd.as_str() {
+        "add_user" => {
+            println!("adding user");
+            if args.len() <= 4 {
+                println!("insufficient arg number");
+                return;
             }
+            let user = args[2].clone();
+            let psw = args[3].clone();
+            let mail = args[4].clone();
+            println!("adding user {}", user);
+            let hashed = get_pbkdf2_from_psw(psw);
+            let mut hash_psw = "".to_string();
+            match hashed {
+                Ok(val) => {
+                    println!("get hash {}", val);
+                    hash_psw=val;
+                }
+                Err(_) => {}
+            }
+            let res = user::dal::add_user(shared_state, user, hash_psw, mail)
+                .await;
+            return;
+        }
+        _ => {
+            println!("unknown command {}", cmd);
         }
     }
 
-#[derive(Clone)]
-struct AppState {
-    conn: DatabaseConnection,
-}
 
-#[derive(Deserialize)]
+    // Register routers
-struct Key {
-    jwt: String,
-    user: String,
-}
-
-#[derive(Deserialize)]
-struct DatabaseConf {
-    connection: String,
-}
-#[derive(Deserialize)]
-struct ServiceConf {
-    host: String,
-    port: u32,
-}
-
-#[derive(Deserialize)]
-struct Config {
-    service: ServiceConf,
-    database: DatabaseConf,
-    keys: Key,
-}
-
-#[derive(clap::Parser)]
-struct Cli {
-    #[command(subcommand)]
-    command: Command,
-}
-
-#[derive(clap::Subcommand)]
-enum Command {
-    Serve {
-        #[arg(long = "conf")]
-        config_path: String,
-    },
-}
-async fn load_config(path: &str) -> Result<Config, Box<dyn std::error::Error>> {
-    let content = tokio::fs::read_to_string(path).await?;
-    let config: Config = toml::from_str(&content)?;
-    Ok(config)
-}
-
-// ====== Commands ======
-
-// start http server
-async fn start_server(config: &Config) {
-    let conn = Database::connect(&config.database.connection)
-        .await
-        .expect("Database connection failed.");
-
-    auth::initialize_jwt_key(config.keys.jwt.clone());
-
-    let state = AppState { conn };
-    // Build router
     let cors_layer = CorsLayer::new()
         .allow_methods([Method::GET, Method::POST])
         .allow_origin(Any);
@@ -105,15 +90,18 @@ async fn start_server(config: &Config) {
                                    .layer(cors_layer);
 
     let app = Router::new()
-        .nest("/api/v1/book", api::book::get_nest_handlers())
+        // V1 apis
-        .nest("/api/v1/category", api::category::get_nested_handlers())
+        .nest("/api/v1/category", ledger::category::get_nest_handlers())
-        .with_state(state)
+        .nest("/api/v1/tag", ledger::tag::get_nest_handlers())
+        .nest("/api/v1/book", ledger::book::get_nest_handlers())
+        .nest("/api/v1/account", ledger::account::get_nest_handlers())
+        .nest("/api/v1/transaction", ledger::transaction::get_nest_handlers())
+        .nest("/api/v1/user", user::handler::get_nest_handlers())
+        .nest("/api/v1/operation", ledger::operation::get_nest_handlers())
+        .with_state(shared_state)
         .layer(global_layer);
-    let host = config.service.host.clone();
+
-    let port = config.service.port;
+    let listener = tokio::net::TcpListener::bind("0.0.0.0:8987").await.unwrap();
-    let server_url = format!("{host}:{port}");
+    info!("starting server on 0.0.0.0:8987");
-    let listener = tokio::net::TcpListener::bind(&server_url).await.unwrap();
+    axum::serve(listener, app).await.unwrap();
-    axum::serve(listener, app)
-        .await
-        .expect("Service panic happened");
 }

src/middleware/auth.rs

@@ -1,18 +1,23 @@
 use axum::{
     extract::FromRequestParts,
-    http::{request::Parts, StatusCode},
+    http::{
-    response::{IntoResponse, Response},
+        request::Parts,
+        StatusCode,
+    },
     Json, RequestPartsExt,
+    response::{IntoResponse, Response},
 };
+use async_trait::async_trait;
 use axum_extra::{
     headers::{authorization::Bearer, Authorization},
     TypedHeader,
 };
-use jsonwebtoken::{decode, encode, DecodingKey, EncodingKey, Header, Validation};
 use serde::{Deserialize, Serialize};
 use serde_json::json;
+use jsonwebtoken::{decode,encode, DecodingKey, EncodingKey, Header, Validation};
 use std::fmt::Display;
-use std::sync::OnceLock;
+use once_cell::sync::Lazy;
+use crate::util;
 
 #[derive(Debug, Serialize, Deserialize)]
 pub struct Claims {
@@ -42,15 +47,10 @@ pub enum AuthError {
     InvalidToken,
 }
 
-static KEYS: OnceLock<Keys> = OnceLock::new();
+static KEYS: Lazy<Keys> = Lazy::new(|| {
-
+    let secret = std::env::var("JWT_SECRET").expect("JWT_SECRET must be set");
-pub fn initialize_jwt_key(key_str: String) {
+    Keys::new(secret.as_bytes())
-    let res = KEYS.set(Keys::new(key_str.as_bytes()));
+});
-    match res {
-        Ok(_) => {}
-        Err(_) => panic!("jwt key initialize failed"),
-    }
-}
 
 struct Keys {
     encoding: EncodingKey,
@@ -94,11 +94,7 @@ where
             .await
             .map_err(|_| AuthError::InvalidToken)?;
         // Decode the user data
-        let token_data = decode::<Claims>(
+        let token_data = decode::<Claims>(bearer.token(), &KEYS.decoding, &Validation::default())
-            bearer.token(),
-            &KEYS.get().unwrap().decoding,
-            &Validation::default(),
-        )
             .map_err(|_| AuthError::InvalidToken)?;
 
         Ok(token_data.claims)

src/model/db/account.rs

@@ -1,22 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Serialize, Deserialize)]
-#[sea_orm(table_name = "account")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i64,
-    pub name: String,
-    pub r#type: i32,
-    pub uid: i64,
-    pub is_deleted: bool,
-    pub created_at: DateTime,
-    pub updated_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
-
-impl ActiveModelBehavior for ActiveModel {}

src/model/db/book.rs

@@ -1,21 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Serialize, Deserialize)]
-#[sea_orm(table_name = "book")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i64,
-    pub name: String,
-    pub uid: i64,
-    pub is_deleted: bool,
-    pub created_at: DateTime,
-    pub updated_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
-
-impl ActiveModelBehavior for ActiveModel {}

src/model/db/category.rs

@@ -1,22 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Serialize, Deserialize)]
-#[sea_orm(table_name = "category")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i64,
-    pub name: String,
-    pub uid: i64,
-    pub parent_id: i64,
-    pub is_deleted: bool,
-    pub created_at: DateTime,
-    pub updated_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
-
-impl ActiveModelBehavior for ActiveModel {}

src/model/db/prelude.rs

@@ -1,7 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-pub use super::account::Entity as Account;
-pub use super::book::Entity as Book;
-pub use super::category::Entity as Category;
-pub use super::tag::Entity as Tag;
-pub use super::transaction::Entity as Transaction;

src/model/db/tag.rs

@@ -1,21 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Serialize, Deserialize)]
-#[sea_orm(table_name = "tag")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i64,
-    pub name: String,
-    pub uid: i64,
-    pub is_deleted: bool,
-    pub created_at: DateTime,
-    pub updated_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
-
-impl ActiveModelBehavior for ActiveModel {}

src/model/db/transaction.rs

@@ -1,25 +0,0 @@
-//! `SeaORM` Entity, @generated by sea-orm-codegen 1.1.11
-
-use sea_orm::entity::prelude::*;
-use serde::{Deserialize, Serialize};
-
-#[derive(Clone, Debug, PartialEq, DeriveEntityModel, Eq, Serialize, Deserialize)]
-#[sea_orm(table_name = "transaction")]
-pub struct Model {
-    #[sea_orm(primary_key)]
-    pub id: i64,
-    pub uid: i64,
-    pub r#type: i32,
-    pub book_id: i64,
-    pub category_id: i64,
-    pub description: String,
-    pub transaction_time: DateTimeWithTimeZone,
-    pub is_deleted: bool,
-    pub created_at: DateTime,
-    pub updated_at: DateTime,
-}
-
-#[derive(Copy, Clone, Debug, EnumIter, DeriveRelation)]
-pub enum Relation {}
-
-impl ActiveModelBehavior for ActiveModel {}

src/model/db_model.rs

@@ -0,0 +1,225 @@
+use crate::model::schema;
+use diesel::prelude::*;
+use chrono::{DateTime, Utc};
+use crate::model::schema::operations::entity_id;
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::categories)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Category {
+    #[serde(with = "string")]
+    pub id: i64,
+    uid: i64,
+    name: String,
+    level: i32,
+    parent_category_id: i64,
+    book_id: i64,
+    op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::categories)]
+pub struct CategoryForm {
+    pub uid: i64,
+    pub name: String,
+    pub book_id: i64,
+    pub level: i32,
+    pub parent_category_id: i64,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::tags)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Tag {
+    id: i64,
+    uid: i64,
+    book_id: i64,
+    name: String,
+    level: i32,
+    parent_tag_id: i64,
+    op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::tags)]
+pub struct TagForm {
+    pub uid: i64,
+    pub book_id: i64,
+    pub name: String,
+    pub level: i32,
+    pub parent_tag_id: i64,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::books)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Book {
+    #[serde(with = "string")]
+    id: i64,
+    uid: i64,
+    name: String,
+    op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::books)]
+pub struct BookForm {
+    pub uid: i64,
+    pub name: String,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::accounts)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Account {
+    id: i64,
+    uid: i64,
+    name: String,
+    account_type: i64,
+    op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::accounts)]
+pub struct AccountForm {
+    pub uid: i64,
+    pub name: String,
+    pub account_type: i64,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::transactions)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Transaction {
+    #[serde(with = "string")]
+    pub id: i64,
+    uid: i64,
+    #[serde(with = "string")]
+    pub book_id: i64,
+    pub description: String,
+    #[serde(with = "string")]
+    pub category_id: i64,
+    pub time: chrono::DateTime<Utc>,
+    pub op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::transactions)]
+pub struct TransactionForm {
+    pub id: Option<i64>,
+    pub uid: i64,
+    pub book_id: i64,
+    pub description: String,
+    pub category_id: i64,
+    pub time: chrono::DateTime<Utc>,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize, serde::Deserialize)]
+#[diesel(table_name = schema::amounts)]
+#[diesel(check_for_backend(diesel::pg::Pg))]
+pub struct Amount {
+    pub id: i64,
+    uid: i64,
+    account_id: i64,
+    transaction_id: i64,
+    value: i64,
+    expo: i64,
+    currency: String,
+    pub op_id: i64,
+    #[serde(skip_serializing)]
+    is_delete: bool,
+    create_at: chrono::NaiveDateTime,
+    update_at: chrono::NaiveDateTime,
+}
+
+#[derive(serde::Deserialize, Insertable)]
+#[diesel(table_name = schema::amounts)]
+pub struct AmountForm {
+    pub uid: i64,
+    pub transaction_id: i64,
+    pub account_id: i64,
+    pub value: i64,
+    pub expo: i64,
+    pub currency: String,
+}
+
+#[derive(Queryable, Selectable, serde::Serialize)]
+#[diesel(table_name = schema::users)]
+pub struct User {
+    pub id: i64,
+    pub username: String,
+    pub password: String,
+    pub mail: String,
+    #[serde(skip_serializing)]
+    pub is_delete: bool,
+}
+
+#[derive(Insertable)]
+#[diesel(table_name = schema::users)]
+pub struct UserForm {
+    pub username: String,
+    pub password: String,
+    pub mail: String,
+}
+
+#[derive(Insertable,Queryable, Selectable, serde::Serialize)]
+#[diesel(table_name = schema::operations)]
+pub struct Operation {
+    pub id: i64,
+    pub uid: i64,
+    pub entity_type: i64,
+    pub entity_id: i64,
+    pub action: i64,
+    create_at: chrono::NaiveDateTime,
+}
+
+#[derive(Insertable)]
+#[diesel(table_name = schema::operations)]
+pub struct CreateOperation {
+    pub uid: i64,
+    pub entity_type: i64,
+    pub entity_id: i64,
+    pub action: i64,
+}
+
+mod string {
+    use std::fmt::Display;
+    use std::str::FromStr;
+
+    use serde::{de, Serializer, Deserialize, Deserializer};
+
+    pub fn serialize<T, S>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
+    where T: Display,
+          S: Serializer
+    {
+        serializer.collect_str(value)
+    }
+
+    pub fn deserialize<'de, T, D>(deserializer: D) -> Result<T, D::Error>
+    where T: FromStr,
+          T::Err: Display,
+          D: Deserializer<'de>
+    {
+        String::deserialize(deserializer)?.parse().map_err(de::Error::custom)
+    }
+}

src/model/http_body/book.rs

@@ -1,14 +0,0 @@
-use serde::{Serialize, Deserialize};
-use super::common::{number_stringify, OptionalI64};
-
-#[derive(Serialize)]
-pub struct BookItem {
-    #[serde(with="number_stringify")]
-    pub id: OptionalI64,
-    pub name: String,
-}
-
-#[derive(Serialize,Deserialize)]
-pub struct BookInfo {
-    pub name: String,
-}

src/model/http_body/category.rs

@@ -1,10 +0,0 @@
-use serde::{Deserialize, Serialize};
-use super::common::{number_stringify, OptionalI64};
-#[derive(Serialize, Deserialize)]
-pub struct CategoryInfo {
-    #[serde(with="number_stringify")]
-    pub id: OptionalI64,
-    pub name: String,
-    #[serde(with="number_stringify")]
-    pub parent_id: OptionalI64,
-}

src/model/http_body/common.rs

@@ -1,88 +0,0 @@
-use serde::{Deserialize, Serialize};
-use std::fmt::{Display, Formatter, Result as FmtResult};
-use std::num::ParseIntError;
-use std::str::FromStr;
-
-#[derive(Serialize)]
-pub struct SimpleResponse {
-    pub code: i64,
-    pub message: String,
-}
-
-#[derive(Debug)]
-pub struct OptionalI64(pub Option<i64>);
-
-impl OptionalI64 {
-    // 构造函数：从 i64 创建 Some
-    pub fn new(value: i64) -> Self {
-        OptionalI64(Some(value))
-    }
-
-    // 构造函数：直接创建 None
-    pub fn none() -> Self {
-        OptionalI64(None)
-    }
-
-    // 从 Option<i64> 转换
-    pub fn from_option(value: Option<i64>) -> Self {
-        OptionalI64(value)
-    }
-}
-
-impl From<i64> for OptionalI64 {
-    fn from(value: i64) -> Self {
-        OptionalI64(Some(value))
-    }
-}
-impl From<Option<i64>> for OptionalI64 {
-    fn from(value: Option<i64>) -> Self {
-        OptionalI64(value)
-    }
-}
-
-impl FromStr for OptionalI64 {
-    type Err = std::num::ParseIntError;
-
-    fn from_str(s: &str) -> Result<Self, Self::Err> {
-        if s.is_empty() || s.eq_ignore_ascii_case("null") {
-            Ok(OptionalI64(None))
-        } else {
-            s.parse::<i64>().map(|n| OptionalI64(Some(n)))
-        }
-    }
-}
-
-impl Display for OptionalI64 {
-    fn fmt(&self, f: &mut Formatter<'_>) -> FmtResult {
-        match self.0 {
-            Some(num) => write!(f, "{}", num), // 有值时输出数字
-            None => write!(f, ""),             // None 时输出空字符串
-        }
-    }
-}
-
-pub mod number_stringify {
-    use std::fmt::Display;
-    use std::str::FromStr;
-
-    use serde::{de, Deserialize, Deserializer, Serializer};
-
-    pub fn serialize<T, S>(value: &T, serializer: S) -> Result<S::Ok, S::Error>
-    where
-        T: Display,
-        S: Serializer,
-    {
-        serializer.collect_str(value)
-    }
-
-    pub fn deserialize<'de, T, D>(deserializer: D) -> Result<T, D::Error>
-    where
-        T: FromStr,
-        T::Err: Display,
-        D: Deserializer<'de>,
-    {
-        String::deserialize(deserializer)?
-            .parse()
-            .map_err(de::Error::custom)
-    }
-}

src/model/http_body/mod.rs

@@ -1,3 +0,0 @@
-pub mod book;
-pub mod common;
-pub mod category;

src/model/mod.rs

@@ -1,2 +1,3 @@
-pub mod db;
+pub mod db_model;
-pub mod http_body;
+pub mod schema;
+pub mod req;

src/model/req.rs

@@ -0,0 +1,42 @@
+use std::fmt;
+use std::str::FromStr;
+use serde::{de, Deserialize, Deserializer};
+
+pub const QUERY_ORDER_INCREASE:i32 = 0;
+pub const QUERY_ORDER_INVERT:i32 = 1;
+
+pub const MAX_QUERY_LIMIT:i32 =1000;
+
+
+#[derive(Debug, Deserialize)]
+pub struct GetAmountParams {
+    #[serde(default, deserialize_with="empty_string_as_none")]
+    pub transaction_id: Option<i64>,
+}
+
+#[derive(Debug, Deserialize)]
+pub struct GetAmountByTransactionRangeParams {
+    pub transaction_id_from: Option<i64>,
+    pub transaction_id_to: Option<i64>,
+    pub limit: Option<i64>,
+}
+
+// Serde deserialization decorator to map empty Strings to None,
+fn empty_string_as_none<'de, D, T>(de: D) -> Result<Option<T>, D::Error>
+where
+    D: Deserializer<'de>,
+    T: FromStr,
+    T::Err: fmt::Display,
+{
+    let opt = Option::<String>::deserialize(de)?;
+    match opt.as_deref() {
+        None | Some("") => Ok(None),
+        Some(s) => FromStr::from_str(s).map_err(de::Error::custom).map(Some),
+    }
+}
+
+#[derive(Deserialize)]
+pub struct GetTransactionsQueryParams {
+    pub start: Option<i64>,
+    pub limit: Option<i32>,
+}

src/model/schema.rs

@@ -0,0 +1,146 @@
+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    accounts (id) {
+        id -> Int8,
+        uid -> Int8,
+        name -> Text,
+        account_type -> Int8,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    amounts (id) {
+        id -> Int8,
+        uid -> Int8,
+        account_id -> Int8,
+        transaction_id -> Int8,
+        value -> Int8,
+        expo -> Int8,
+        currency -> Text,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    books (id) {
+        id -> Int8,
+        uid -> Int8,
+        name -> Text,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    categories (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        name -> Text,
+        level -> Int4,
+        parent_category_id -> Int8,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    operation_snapshots (id) {
+        id -> Int8,
+        uid -> Int8,
+        max_op_id -> Int8,
+        create_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    operations (id) {
+        id -> Int8,
+        uid -> Int8,
+        entity_type -> Int8,
+        entity_id -> Int8,
+        action -> Int8,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    tags (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        name -> Text,
+        level -> Int4,
+        parent_tag_id -> Int8,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    transaction_tag_rels (id) {
+        id -> Int8,
+        uid -> Int8,
+        transaction_id -> Int8,
+        tag_id -> Int8,
+        op_id -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    transactions (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        description -> Text,
+        category_id -> Int8,
+        op_id -> Int8,
+        is_delete -> Bool,
+        time -> Timestamptz,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    users (id) {
+        id -> Int8,
+        username -> Text,
+        password -> Text,
+        mail -> Text,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::allow_tables_to_appear_in_same_query!(
+    accounts,
+    amounts,
+    books,
+    categories,
+    operation_snapshots,
+    operations,
+    tags,
+    transaction_tag_rels,
+    transactions,
+    users,
+);

src/query/book.rs

@@ -1,4 +0,0 @@
-// use crate::model::db::prelude::Book;
-// pub fn get_book_by_id(id:i64, uid:i64)->Option<Book> {
-// 
-// }

src/query/mod.rs

@@ -1 +0,0 @@
-mod book;

src/schema.rs

@@ -0,0 +1,136 @@
+// @generated automatically by Diesel CLI.
+
+diesel::table! {
+    accounts (id) {
+        id -> Int8,
+        uid -> Int8,
+        name -> Text,
+        account_type -> Int8,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    amounts (id) {
+        id -> Int8,
+        uid -> Int8,
+        account_id -> Int8,
+        transaction_id -> Int8,
+        value -> Int8,
+        expo -> Int8,
+        currency -> Text,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    books (id) {
+        id -> Int8,
+        uid -> Int8,
+        name -> Text,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    categories (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        name -> Text,
+        level -> Int4,
+        parent_category_id -> Int8,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    tags (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        name -> Text,
+        level -> Int4,
+        parent_tag_id -> Int8,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    transaction_tag_rels (id) {
+        id -> Int8,
+        uid -> Int8,
+        transaction_id -> Int8,
+        tag_id -> Int8,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    transactions (id) {
+        id -> Int8,
+        uid -> Int8,
+        book_id -> Int8,
+        description -> Text,
+        category_id -> Int8,
+        version_v1 -> Int8,
+        is_delete -> Bool,
+        time -> Timestamptz,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    users (id) {
+        id -> Int8,
+        username -> Text,
+        password -> Text,
+        mail -> Text,
+        is_delete -> Bool,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::table! {
+    versions_v1 (id) {
+        id -> Int8,
+        uid -> Int8,
+        entity_type -> Int8,
+        entity_id -> Int8,
+        action -> Int8,
+        create_at -> Timestamp,
+        update_at -> Timestamp,
+    }
+}
+
+diesel::allow_tables_to_appear_in_same_query!(
+    accounts,
+    amounts,
+    books,
+    categories,
+    tags,
+    transaction_tag_rels,
+    transactions,
+    users,
+    versions_v1,
+);

src/user/dal.rs

@@ -0,0 +1,118 @@
+use diesel::prelude::*;
+use crate::model::{db_model, schema};
+use std::error::Error;
+use std::fmt::Debug;
+use pbkdf2::password_hash::{PasswordHash, PasswordVerifier};
+use pbkdf2::Pbkdf2;
+use serde_json::json;
+
+pub async fn add_user(app_state: crate::AppState, username: String, password: String, mail: String) -> Result<(), ()> {
+    let conn = app_state
+        .db
+        .get()
+        .await
+        .map_err(|_| {
+            println!("fail to get db connection");
+            ()
+        })?;
+    let target_username = username.clone();
+    // 1. check if current username exists.
+    let res = conn.interact(
+        move |conn| {
+            schema::users::table
+                .filter(schema::users::username.eq(target_username.clone()))
+                .count()
+                .get_result::<i64>(conn)
+        })
+        .await
+        .map_err(|_res| {
+            ()
+        })?
+        .map_err(|_res| {
+            ()
+        })?;
+    println!("ret {}", res);
+    if res > 0 {
+        println!("user already exists.");
+        return Ok(());
+    }
+    let new_user_form = db_model::UserForm {
+        username: username.clone(),
+        password: password.clone(),
+        mail: mail.clone(),
+    };
+    // 2. adding user
+    let add_res = conn.interact(
+        move |conn| {
+            diesel::insert_into(schema::users::table)
+                .values(&new_user_form)
+                .returning(db_model::User::as_returning())
+                .get_result(conn)
+        })
+        .await
+        .map_err(|_e| {
+            ()
+        })?
+        .map_err(|_e| {
+            ()
+        })?;
+    let out = json!(add_res);
+    println!("new user {}", out.to_string());
+    Ok(())
+}
+
+pub async fn check_user_psw(app_state: crate::AppState, username: String, password: String) -> bool {
+    let conn_res = app_state
+        .db
+        .get()
+        .await
+        .map_err(|_| {
+            println!("fail to get db connection");
+            ()
+        });
+    let conn = match conn_res {
+        Ok(res) => res,
+        Err(_err) => { return false; }
+    };
+    // 1. get psw hash
+    let query_username = username.clone();
+    let user_rr = conn.interact(
+        |conn| {
+            schema::users::table
+                .filter(schema::users::username.eq(query_username))
+                .select(db_model::User::as_select())
+                .get_results(conn)
+        })
+        .await;
+
+    let user_res = match user_rr {
+        Ok(res) => res,
+        Err(_) => return false,
+    };
+    println!("get user_res success");
+    let user = match user_res {
+        Ok(u) => u,
+        Err(_) => return false,
+    };
+
+    println!("get user success");
+
+    if user.len() != 1 {
+        return false;
+    }
+    println!("get uniq user success");
+    let cur_user = user.get(0);
+    let psw = match cur_user {
+        Some(usr) => usr.password.clone(),
+        None => "".to_string(),
+    };
+    println!("comparing psw, get {}, stored {}.", password.clone(), psw.clone());
+
+    let hash_res = PasswordHash::new(psw.as_str());
+    let hash = match hash_res {
+        Ok(rs) => rs,
+        Err(_) => return false,
+    };
+    let check_res = Pbkdf2.verify_password(password.as_bytes(), &hash);
+    return check_res.is_ok();
+}

src/user/handler.rs

@@ -0,0 +1,29 @@
+use axum::{
+           extract::State, http::StatusCode, routing::post, Json, Router
+};
+use axum_macros::debug_handler;
+use crate::middleware::auth::Claims;
+use super::dal::check_user_psw;
+
+pub fn get_nest_handlers() -> Router<crate::AppState> {
+    Router::new()
+        .route("/login", post(login))
+}
+
+#[derive(serde::Deserialize)]
+pub struct LoginCredentialRequest {
+    pub username: String,
+    pub password: String,
+}
+
+#[debug_handler]
+pub async fn login(
+    State(app_state): State<crate::AppState>,
+    Json(payload): Json<LoginCredentialRequest>,
+) -> Result<(), (StatusCode, String)> {
+    let res = check_user_psw(app_state, payload.username.clone(), payload.password.clone()).await;
+    if !res {
+        return Err((StatusCode::UNAUTHORIZED, "invalid credentials".to_string()));
+    }
+    Ok(())
+}

src/user/mod.rs

@@ -0,0 +1,2 @@
+pub mod dal;
+pub mod handler;

src/util/math.rs

@@ -0,0 +1,45 @@
+use regex::Regex;
+
+pub fn parse_payment_to_value_expo(payment_str: String, target_expo: i64) -> Result<(i64, i64), ()> {
+    // 1. check format
+    let re = Regex::new(r"[1-9]{0,9}[0-9]\.[0-9]{2,6}$").unwrap();
+    let res_format = re.is_match(payment_str.as_str());
+    if !res_format {
+        return Err(())
+    }
+    let mut value: i64 = 0;
+    let mut expo : i64 = 0;
+    
+    let dot_index = payment_str.find('.');
+    let (int_part, decimal_part) = match dot_index {
+        Some(pos) => (&payment_str[..pos], &payment_str[pos+1..]),
+        None => (payment_str.as_str(), ""),
+    };
+
+    let mut dec_part_padding = format!("{:0<width$}", decimal_part, width=target_expo as usize);
+    if dec_part_padding.len() > target_expo as usize {
+        let pd = &dec_part_padding[..target_expo as usize];
+        dec_part_padding = pd.to_string();
+    }
+    let num_str = format!("{}{}", int_part, dec_part_padding);
+    println!("parsed num string \"{}\"", num_str);
+    let num = num_str.parse::<i64>().unwrap();
+    let value = num;
+    let expo = target_expo;
+
+    Ok((value, expo))
+}
+
+#[cfg(test)]
+mod tests {
+    use super::*;
+    #[test]
+    fn test_parse_payment(){
+        let r1 = parse_payment_to_value_expo("1.345".to_string(), 6);
+        assert_eq!(r1, Ok((1345000, 6)));
+        let r2 = parse_payment_to_value_expo("0.01".to_string(), 6);
+        assert_eq!(r2, Ok((10000, 6)));
+        let r3 = parse_payment_to_value_expo("0.10000001".to_string(), 6);
+        assert_eq!(r3, Err(()));
+    }
+}

src/util/mod.rs

@@ -1 +1,4 @@
+pub mod req;
 pub mod pass;
+pub mod math;
+pub mod operation;

src/util/operation.rs

@@ -0,0 +1,16 @@
+
+pub type EntityType = i64;
+
+pub const ENTITY_CATEGORY: EntityType = 1;
+pub const ENTITY_TAG: EntityType = 2;
+pub const ENTITY_BOOK: EntityType = 3;
+pub const ENTITY_ACCOUNT: EntityType = 4;
+pub const ENTITY_TRANSACTION: EntityType = 5;
+pub const ENTITY_AMOUNT: EntityType = 6;
+
+
+pub type ActionType = i64;
+
+pub const ACTION_CREATE: ActionType = 1;
+pub const ACTION_UPDATE: ActionType = 2;
+pub const ACTION_DELETE: ActionType = 3;

src/util/req.rs

@@ -0,0 +1,14 @@
+use axum::http::StatusCode;
+use serde::Serialize;
+
+#[derive(Serialize)]
+pub struct CommonResp {
+    pub code: i64,
+}
+
+pub fn internal_error<E>(err: E) -> (StatusCode, String)
+where
+    E: std::error::Error,
+{
+    (StatusCode::INTERNAL_SERVER_ERROR, err.to_string())
+}