initial

1. 修复 ignore 2. 推翻旧后端代码全部重写, 使用 SQLite
2025-08-01 22:53:05 +08:00
parent 0ecd6c6585
commit d0b5890b99
9 changed files with 283 additions and 1 deletions
--- a/src/data/User.ts
+++ b/src/data/User.ts
@@ -0,0 +1,101 @@
+import { DatabaseSync } from "node:sqlite"
+import { Buffer } from "node:buffer"
+import path from 'node:path'
+import crypto from 'node:crypto'
+
+import config from '../config.ts'
+import UserBean from './UserBean.ts'
+
+/**
+ * User.ts - Wrapper and manager
+ * Wrap with UserBean to directly update database
+ * Manage the database by itself (static)
+ */
+export default class User {
+    static table_name: string = "Users"
+    private static database: DatabaseSync = User.init()
+    private static init(): DatabaseSync {
+        const db: DatabaseSync = new DatabaseSync(path.join(config.data_path, 'Users.db'))
+        db.exec(`
+            CREATE TABLE IF NOT EXISTS ${TABEL_NAME} (
+                /* 序号 */ count INTEGER PRIMARY KEY AUTOINCREMENT,
+                /* 用户 ID, 哈希 */ id TEXT
+                /* 注册时间, 时间戳 */ registered_time INT8 NOT NULL,
+                /* 用戶名, 可選 */ username TEXT,
+                /* 昵称 */ nickname TEXT NOT NULL,
+                /* 头像, 可选 */ avatar BLOB,
+                /* 设置 */ settings TEXT NOT NULL
+            );
+       `)
+       return db
+    }
+    
+    static create(userName: string | null, nickName: string, avatar: Buffer | null): User {
+        return new User(
+            User.findAllByCondition(
+                'count = ?', 
+                database.prepare(`INSERT INTO ${User.table_name} (id, username, registered_time, nickname, avatar, settings) VALUES (?, ?, ?, ?, ?)`).run(
+                    crypto.randomUUID(),
+                    userName,
+                    Date.now(),
+                    nickName,
+                    avatar,
+                    "{}"
+                ).lastInsertRowid
+            )
+        )
+    }
+    
+    private static findAllByCondition(condition: string, ...args: unknown[]): UserBean[] {
+        return database.prepare(`SELECT * FROM ${User.table_name} WHERE ${condition}`).all(...args)
+    }
+    private static checkLengthOrThrow(array: Array, leng: number, errMsg: string): Array {
+        if (array.length != leng) throw new Error(errMsg)
+        return array
+    }
+    static findById(id: string): User {
+        return new User(checkLengthOrThrow(User.findAllByCondition('id = ?', id), 1, `找不到用户 ID 为 ${id} 的用户`)[0])
+    }
+    static findByUserName(userName: string): User {
+        return new User(checkLengthOrThrow(User.findAllByCondition('username = ?', userName), 1, `找不到用户名为 ${userName} 的用户`)[0])
+    }
+    
+    declare bean: UserBean
+    constructor(bean: UserBean) {
+        this.bean = bean
+    }
+    /* 一切的基础都是 count ID */
+    private setAttr(key: string, value: unknown): void {
+        User.database.prepare(`UPDATE ${User.table_name} SET ${key} = ? WHERE count = ?`).run(value, this.bean.count)
+        this.bean[key] = value
+    }
+    getUserName(): string {
+        return this.bean.username
+    }
+    setUserName(userName: string): void {
+        this.setAttr("username", userName)
+    }
+    getNickName(): string {
+        return this.bean.nickname
+    }
+    setNickName(nickName: string): void {
+        this.setAttr("nickname", nickName)
+    }
+    getAvatar(): Uint8Array {
+        return this.bean.avatar
+    }
+    setAvatar(avatar: Buffer): void {
+        this.setAttr("avatar", avatar)
+    }
+    
+    /* getSettings(): Settings {
+        
+    }
+    
+    static Settings = class {
+        
+    }
+    static SettingsBean = interface {
+        
+    } */
+}