Add digital catalog with shareable flipbook and ktg.montzar.ir deploy files.

Co-authored-by: Cursor <cursoragent@cursor.com>

server/db.ts

@@ -0,0 +1,58 @@
+import fs from "node:fs";
+import path from "node:path";
+import { createRequire } from "node:module";
+import initSqlJs, { type Database as SqlJsDatabase } from "sql.js";
+import { drizzle, type SQLJsDatabase } from "drizzle-orm/sql-js";
+import { catalogsTable } from "./schema";
+
+const require = createRequire(import.meta.url);
+
+export type DbBundle = {
+  sqlite: SqlJsDatabase;
+  drizzle: SQLJsDatabase;
+  persist: () => void;
+};
+
+export async function openDatabase(databasePath: string): Promise<DbBundle> {
+  fs.mkdirSync(path.dirname(databasePath), { recursive: true });
+
+  const sqlJsDist = path.dirname(require.resolve("sql.js/dist/sql-wasm.js"));
+  const SQL = await initSqlJs({
+    locateFile: (file) => path.join(sqlJsDist, file),
+  });
+
+  const sqlite = fs.existsSync(databasePath)
+    ? new SQL.Database(fs.readFileSync(databasePath))
+    : new SQL.Database();
+
+  sqlite.run(`
+    CREATE TABLE IF NOT EXISTS catalogs (
+      id TEXT PRIMARY KEY,
+      delete_token TEXT NOT NULL,
+      title TEXT NOT NULL,
+      effect TEXT NOT NULL,
+      page_count INTEGER NOT NULL,
+      flip_ms INTEGER NOT NULL DEFAULT 1000,
+      created_at TEXT NOT NULL
+    )
+  `);
+
+  const info = sqlite.exec("PRAGMA table_info(catalogs)");
+  const colNames = new Set((info[0]?.values ?? []).map((row) => String(row[1])));
+  if (!colNames.has("flip_ms")) {
+    sqlite.run("ALTER TABLE catalogs ADD COLUMN flip_ms INTEGER NOT NULL DEFAULT 1000");
+  }
+
+  const persist = () => {
+    fs.mkdirSync(path.dirname(databasePath), { recursive: true });
+    fs.writeFileSync(databasePath, Buffer.from(sqlite.export()));
+  };
+
+  persist();
+
+  return {
+    sqlite,
+    drizzle: drizzle(sqlite, { schema: { catalogsTable } }),
+    persist,
+  };
+}