feat: telegram adapter

pkg/platform/sources/telegram.py

@@ -16,11 +16,9 @@ import json
 import datetime
 import hashlib
 import base64
+import aiohttp
 from Crypto.Cipher import AES
 
-import aiohttp
-import lark_oapi.ws.exception
-import quart
 from flask import jsonify
 from lark_oapi.api.im.v1 import *
 from lark_oapi.api.verification.v1 import GetVerificationRequest
@@ -36,30 +34,127 @@ from ...utils import image
 
 class TelegramMessageConverter(adapter.MessageConverter):
     @staticmethod
-    async def yiri2target(message_chain: platform_message.MessageChain, bot: telegram.Bot):
-        pass
+    async def yiri2target(message_chain: platform_message.MessageChain, bot: telegram.Bot) -> list[dict]:
+        components = []
+
+        for component in message_chain:
+            if isinstance(component, platform_message.Plain):
+                components.append({
+                    "type": "text",
+                    "text": component.text
+                })
+            elif isinstance(component, platform_message.Image):
+
+                photo_bytes = None
+
+                if component.base64:
+                    photo_bytes = base64.b64decode(component.base64)
+                elif component.url:
+                    async with aiohttp.ClientSession() as session:
+                        async with session.get(component.url) as response:
+                            photo_bytes = await response.read()
+                elif component.path:
+                    with open(component.path, "rb") as f:
+                        photo_bytes = f.read()
+                
+                components.append({
+                    "type": "photo",
+                    "photo": photo_bytes
+                })
+            elif isinstance(component, platform_message.Forward):
+                for node in component.node_list:
+                    components.extend(await TelegramMessageConverter.yiri2target(node.message_chain, bot))
+
+        return components
     
     @staticmethod
-    async def target2yiri(message: telegram.Message, bot: telegram.Bot):
-        pass
+    async def target2yiri(message: telegram.Message, bot: telegram.Bot, bot_account_id: str):
+        
+        message_components = []
+
+
+        def parse_message_text(text: str) -> list[platform_message.MessageComponent]:
+            msg_components = []
+
+            if f'@{bot_account_id}' in text:
+                msg_components.append(platform_message.At(target=bot_account_id))
+                text = text.replace(f'@{bot_account_id}', '')
+            msg_components.append(platform_message.Plain(text=text))
+
+            return msg_components
+
+        if message.text:
+            message_text = message.text
+            message_components.extend(parse_message_text(message_text))
+        
+        if message.photo:
+            message_components.extend(parse_message_text(message.caption))
+
+            file = await message.photo[-1].get_file()
+
+            file_bytes = None
+            file_format = ''
+
+            async with aiohttp.ClientSession(trust_env=True) as session:
+                async with session.get(file.file_path) as response:
+                    file_bytes = await response.read()
+                    file_format = 'image/jpeg'
+
+            message_components.append(platform_message.Image(base64=f"data:{file_format};base64,{base64.b64encode(file_bytes).decode('utf-8')}"))
+        
+        return platform_message.MessageChain(message_components)
     
 
 class TelegramEventConverter(adapter.EventConverter):
     @staticmethod
-    async def yiri2target(event: platform_events.Event, bot: telegram.Bot):
-        pass
+    async def yiri2target(event: platform_events.MessageEvent, bot: telegram.Bot):
+        return event.source_platform_object
     
     @staticmethod
-    async def target2yiri(event: platform_events.Event, bot: telegram.Bot):
-        pass
-    
+    async def target2yiri(event: Update, bot: telegram.Bot, bot_account_id: str):
 
+        lb_message = await TelegramMessageConverter.target2yiri(event.message, bot, bot_account_id)
+        
+        if event.effective_chat.type == 'private':
+            return platform_events.FriendMessage(
+                sender=platform_entities.Friend(
+                    id=event.effective_chat.id,
+                    nickname=event.effective_chat.first_name,
+                    remark=event.effective_chat.id,
+                ),
+                message_chain=lb_message,
+                time=event.message.date.timestamp(),
+                source_platform_object=event
+            )
+        elif event.effective_chat.type == 'group':
+            return platform_events.GroupMessage(
+                sender=platform_entities.GroupMember(
+                    id=event.effective_chat.id,
+                    member_name=event.effective_chat.title,
+                    permission=platform_entities.Permission.Member,
+                    group=platform_entities.Group(
+                        id=event.effective_chat.id,
+                        name=event.effective_chat.title,
+                        permission=platform_entities.Permission.Member,
+                    ),
+                    special_title="",
+                    join_timestamp=0,
+                    last_speak_timestamp=0,
+                    mute_time_remaining=0,
+                ),
+                message_chain=lb_message,
+                time=event.message.date.timestamp(),
+                source_platform_object=event
+            )
+    
 @adapter.adapter_class("telegram")
 class TelegramMessageSourceAdapter(adapter.MessageSourceAdapter):
     
     bot: telegram.Bot
     application: telegram.ext.Application
 
+    bot_account_id: str
+
     message_converter: TelegramMessageConverter = TelegramMessageConverter()
     event_converter: TelegramEventConverter = TelegramEventConverter()
 
@@ -76,15 +171,19 @@ class TelegramMessageSourceAdapter(adapter.MessageSourceAdapter):
         self.ap = ap
         
         async def telegram_callback(update: Update, context: ContextTypes.DEFAULT_TYPE):
+
             if update.message.from_user.is_bot:
                 return
-            
-            lb_event = await self.event_converter.target2yiri(update, self.bot)
-            await self.listeners[type(lb_event)](lb_event, self)
+
+            try:
+                lb_event = await self.event_converter.target2yiri(update, self.bot, self.bot_account_id)
+                await self.listeners[type(lb_event)](lb_event, self)
+            except Exception as e:
+                print(traceback.format_exc())
         
         self.application = ApplicationBuilder().token(self.config['token']).build()
         self.bot = self.application.bot
-        self.application.add_handler(MessageHandler(filters.TEXT | (filters.COMMAND) | filters.PHOTO, telegram_callback))
+        self.application.add_handler(MessageHandler(filters.TEXT | (filters.COMMAND) | filters.PHOTO , telegram_callback))
         
     async def send_message(
         self, target_type: str, target_id: str, message: platform_message.MessageChain
@@ -97,7 +196,21 @@ class TelegramMessageSourceAdapter(adapter.MessageSourceAdapter):
         message: platform_message.MessageChain,
         quote_origin: bool = False,
     ):
-        pass
+        assert isinstance(message_source.source_platform_object, Update)
+        components = await TelegramMessageConverter.yiri2target(message, self.bot)
+        
+        for component in components:
+            if component['type'] == 'text':
+
+                args = {
+                    "chat_id": message_source.source_platform_object.effective_chat.id,
+                    "text": component['text'],
+                }
+
+                if quote_origin:
+                    args['reply_to_message_id'] = message_source.source_platform_object.message.id
+
+                await self.bot.send_message(**args)
     
     async def is_muted(self, group_id: int) -> bool:
         return False
@@ -118,7 +231,10 @@ class TelegramMessageSourceAdapter(adapter.MessageSourceAdapter):
     
     async def run_async(self):
         await self.application.initialize()
-        await self.application.updater.start_polling()
+        self.bot_account_id = (await self.bot.get_me()).username
+        await self.application.updater.start_polling(
+            allowed_updates=Update.ALL_TYPES
+        )
         await self.application.start()
     
     async def kill(self) -> bool: