feat: add SST

backend/src/userbot/modules/stt/service.py

@@ -0,0 +1,27 @@
+from pyrogram import Client, raw
+from pyrogram.types import Message
+
+from userbot.modules.capture.context import CaptureContext
+from userbot.modules.media import self_destruct_ttl
+from userbot.modules.stt import repository
+
+
+def is_transcribable(message: Message) -> bool:
+    if self_destruct_ttl(message) is not None:
+        return False
+    return message.voice is not None or message.video_note is not None
+
+
+async def transcribe_message(
+    client: Client, ctx: CaptureContext, chat_id: int, message_id: int
+) -> None:
+    peer = await client.resolve_peer(chat_id)
+    if peer is None:
+        return
+    result = await client.invoke(
+        raw.functions.messages.TranscribeAudio(peer=peer, msg_id=message_id)
+    )
+    if not result.pending and result.text:
+        await repository.set_extracted_text(
+            ctx.pool, ctx.account_id, chat_id, message_id, result.text
+        )