init

2025-12-28 05:37:19 +01:00
commit 87c722b5ae
74 changed files with 10264 additions and 0 deletions
--- a/server/src/db.ts
+++ b/server/src/db.ts
@@ -0,0 +1,102 @@
+import fs from 'fs';
+import path from 'path';
+import initSqlJs, { Database, Statement } from 'sql.js';
+
+// Simple SQLite via sql.js persisted to a single file
+const DATA_DIR = path.join(process.cwd(), 'data');
+const DB_FILE = path.join(DATA_DIR, 'metoyou.sqlite');
+
+function ensureDataDir() {
+  if (!fs.existsSync(DATA_DIR)) fs.mkdirSync(DATA_DIR, { recursive: true });
+}
+
+let SQL: any = null;
+let db: Database | null = null;
+
+export async function initDB(): Promise<void> {
+  if (db) return;
+  SQL = await initSqlJs({ locateFile: (file: string) => require.resolve('sql.js/dist/sql-wasm.wasm') });
+  ensureDataDir();
+
+  if (fs.existsSync(DB_FILE)) {
+    const fileBuffer = fs.readFileSync(DB_FILE);
+    db = new SQL.Database(new Uint8Array(fileBuffer));
+  } else {
+    db = new SQL.Database();
+  }
+
+  // Initialize schema
+  db.run(`
+    CREATE TABLE IF NOT EXISTS users (
+      id TEXT PRIMARY KEY,
+      username TEXT UNIQUE NOT NULL,
+      passwordHash TEXT NOT NULL,
+      displayName TEXT NOT NULL,
+      createdAt INTEGER NOT NULL
+    );
+  `);
+
+  persist();
+}
+
+function persist(): void {
+  if (!db) return;
+  const data = db.export();
+  const buffer = Buffer.from(data);
+  fs.writeFileSync(DB_FILE, buffer);
+}
+
+export interface AuthUser {
+  id: string;
+  username: string;
+  passwordHash: string;
+  displayName: string;
+  createdAt: number;
+}
+
+export async function getUserByUsername(username: string): Promise<AuthUser | null> {
+  if (!db) await initDB();
+  const stmt: Statement = db!.prepare('SELECT id, username, passwordHash, displayName, createdAt FROM users WHERE username = ? LIMIT 1');
+  stmt.bind([username]);
+  let row: AuthUser | null = null;
+  if (stmt.step()) {
+    const r = stmt.getAsObject() as any;
+    row = {
+      id: String(r.id),
+      username: String(r.username),
+      passwordHash: String(r.passwordHash),
+      displayName: String(r.displayName),
+      createdAt: Number(r.createdAt),
+    };
+  }
+  stmt.free();
+  return row;
+}
+
+export async function getUserById(id: string): Promise<AuthUser | null> {
+  if (!db) await initDB();
+  const stmt: Statement = db!.prepare('SELECT id, username, passwordHash, displayName, createdAt FROM users WHERE id = ? LIMIT 1');
+  stmt.bind([id]);
+  let row: AuthUser | null = null;
+  if (stmt.step()) {
+    const r = stmt.getAsObject() as any;
+    row = {
+      id: String(r.id),
+      username: String(r.username),
+      passwordHash: String(r.passwordHash),
+      displayName: String(r.displayName),
+      createdAt: Number(r.createdAt),
+    };
+  }
+  stmt.free();
+  return row;
+}
+
+export async function createUser(user: AuthUser): Promise<void> {
+  if (!db) await initDB();
+  const stmt = db!.prepare('INSERT INTO users (id, username, passwordHash, displayName, createdAt) VALUES (?, ?, ?, ?, ?)');
+  stmt.bind([user.id, user.username, user.passwordHash, user.displayName, user.createdAt]);
+  stmt.step();
+  stmt.free();
+  persist();
+}