fix, feat(telegram): fix typo, make chat_id unique (#99)

* 📝 doc(db): add database schema changes for chat_id
- update the schema to enforce unique constraints on chat_id
- added onConflictDoUpdate to handle duplicate entries

* 🔧 chore(telegram-bot): Rename embedding dimension variable

services/telegram-bot/.env

@@ -13,6 +13,6 @@ LLM_VISION_MODEL=''
 EMBEDDING_API_BASE_URL=''
 EMBEDDING_API_KEY=''
 EMBEDDING_MODEL=''
-EMBEDDING_DIMENSIONS=''
+EMBEDDING_DIMENSION=''
 
 ADMIN_USER_IDS=''

services/telegram-bot/drizzle/0000_harsh_king_cobra.sql

@@ -19,7 +19,7 @@ CREATE TABLE "chat_messages" (
 CREATE TABLE "joined_chats" (
 	"id" uuid PRIMARY KEY DEFAULT gen_random_uuid() NOT NULL,
 	"platform" text DEFAULT '' NOT NULL,
-	"chat_id" text DEFAULT '' NOT NULL,
+	"chat_id" text DEFAULT '' UNIQUE NOT NULL,
 	"chat_name" text DEFAULT '' NOT NULL,
 	"created_at" bigint DEFAULT 0 NOT NULL,
 	"updated_at" bigint DEFAULT 0 NOT NULL

services/telegram-bot/src/db/schema.ts

@@ -60,7 +60,7 @@ export const joinedChatsTable = pgTable('joined_chats', () => {
   return {
     id: uuid().primaryKey().defaultRandom(),
     platform: text().notNull().default(''),
-    chat_id: text().notNull().default(''),
+    chat_id: text().notNull().default('').unique(),
     chat_name: text().notNull().default(''),
     created_at: bigint({ mode: 'number' }).notNull().default(0).$defaultFn(() => Date.now()),
     updated_at: bigint({ mode: 'number' }).notNull().default(0).$defaultFn(() => Date.now()),

services/telegram-bot/src/models/chats.ts

@@ -19,5 +19,11 @@ export async function recordJoinedChat(chatId: string, chatName: string) {
       chat_id: chatId,
       chat_name: chatName,
     })
-    .onConflictDoNothing()
+    .onConflictDoUpdate({
+      target: joinedChatsTable.chat_id,
+      set: {
+        chat_name: chatName,
+        updated_at: Date.now(),
+      },
+    })
 }