feat: migrate backend storage to postgres

apps/backend/utils/media-repository.ts

@@ -1,6 +1,6 @@
 import { existsSync } from 'node:fs';
 
-import db from './sqlite';
+import { query } from './db';
 
 interface MediaRow {
   id: number;
@@ -47,7 +47,7 @@ export interface MediaMessage {
   createdAt: string;
   updatedAt: string;
   available: boolean;
-  downloadUrl: string | null;
+  downloadUrl: null | string;
 }
 
 function mapMediaRow(row: MediaRow): MediaMessage {
@@ -78,40 +78,85 @@ function mapMediaRow(row: MediaRow): MediaMessage {
   };
 }
 
-export function fetchMediaMessages(params: {
-  limit?: number;
-  fileTypes?: string[];
-} = {}) {
-  const clauses: string[] = [];
-  const bindParams: Record<string, unknown> = {};
+export async function fetchMediaMessages(
+  params: {
+    fileTypes?: string[];
+    limit?: number;
+  } = {},
+) {
+  const whereClauses: string[] = [];
+  const queryParams: any[] = [];
 
   if (params.fileTypes && params.fileTypes.length > 0) {
-    clauses.push(
-      `file_type IN (${params.fileTypes.map((_, index) => `@type${index}`).join(', ')})`,
-    );
-    params.fileTypes.forEach((type, index) => {
-      bindParams[`type${index}`] = type;
+    const placeholders = params.fileTypes.map((type) => {
+      queryParams.push(type);
+      return `$${queryParams.length}`;
     });
+    whereClauses.push(`file_type IN (${placeholders.join(', ')})`);
   }
 
-  const where = clauses.length > 0 ? `WHERE ${clauses.join(' AND ')}` : '';
+  const where =
+    whereClauses.length > 0 ? `WHERE ${whereClauses.join(' AND ')}` : '';
   const limitClause =
     params.limit && params.limit > 0 ? `LIMIT ${Number(params.limit)}` : '';
 
-  const stmt = db.prepare<MediaRow>(
-    `SELECT id, chat_id, message_id, user_id, username, display_name, file_type, file_id, file_unique_id, caption, file_name, file_path, file_size, mime_type, duration, width, height, forwarded_to, created_at, updated_at FROM finance_media_messages ${where} ORDER BY datetime(created_at) DESC, id DESC ${limitClause}`,
+  const { rows } = await query<MediaRow>(
+    `SELECT id,
+            chat_id,
+            message_id,
+            user_id,
+            username,
+            display_name,
+            file_type,
+            file_id,
+            file_unique_id,
+            caption,
+            file_name,
+            file_path,
+            file_size,
+            mime_type,
+            duration,
+            width,
+            height,
+            forwarded_to,
+            created_at,
+            updated_at
+     FROM finance_media_messages
+     ${where}
+     ORDER BY created_at DESC, id DESC
+     ${limitClause}`,
+    queryParams,
   );
 
-  return stmt.all(bindParams).map(mapMediaRow);
+  return rows.map((row) => mapMediaRow(row));
 }
 
-export function getMediaMessageById(id: number) {
-  const stmt = db.prepare<MediaRow>(
-    `SELECT id, chat_id, message_id, user_id, username, display_name, file_type, file_id, file_unique_id, caption, file_name, file_path, file_size, mime_type, duration, width, height, forwarded_to, created_at, updated_at FROM finance_media_messages WHERE id = ?`,
+export async function getMediaMessageById(id: number) {
+  const { rows } = await query<MediaRow>(
+    `SELECT id,
+            chat_id,
+            message_id,
+            user_id,
+            username,
+            display_name,
+            file_type,
+            file_id,
+            file_unique_id,
+            caption,
+            file_name,
+            file_path,
+            file_size,
+            mime_type,
+            duration,
+            width,
+            height,
+            forwarded_to,
+            created_at,
+            updated_at
+     FROM finance_media_messages
+     WHERE id = $1`,
+    [id],
   );
-
-  const row = stmt.get(id);
-
+  const row = rows[0];
   return row ? mapMediaRow(row) : null;
 }
-