fix：修复无法发送表情包

src/emoji_system/maisaka_tool.py

@@ -4,8 +4,6 @@ from collections.abc import Awaitable, Callable, Sequence
 from dataclasses import dataclass, field
 from typing import Any, Optional, TYPE_CHECKING
 
-import random
-
 from src.chat.message_receive.chat_manager import chat_manager
 from src.cli.maisaka_cli_sender import CLI_PLATFORM_NAME, render_cli_message
 from src.common.data_models.image_data_model import MaiEmoji
@@ -121,45 +119,13 @@ def _normalize_emotions(emoji: MaiEmoji) -> list[str]:
     return []
 
 
-async def select_emoji_for_maisaka(
-    *,
-    requested_emotion: str = "",
-    reasoning: str = "",
-    context_texts: Sequence[str] | None = None,
-    sample_size: int = 30,
-) -> tuple[MaiEmoji | None, str]:
-    """为 Maisaka 选择一个合适的表情。"""
-
-    del reasoning, context_texts
-
-    available_emojis = list(emoji_manager.emojis)
-    if not available_emojis:
-        return None, ""
-
-    normalized_requested_emotion = requested_emotion.strip()
-    if normalized_requested_emotion:
-        matched_emojis = [
-            emoji
-            for emoji in available_emojis
-            if normalized_requested_emotion.lower() in (emotion.lower() for emotion in _normalize_emotions(emoji))
-        ]
-        if matched_emojis:
-            return random.choice(matched_emojis), normalized_requested_emotion
-
-    sampled_emojis = random.sample(
-        available_emojis,
-        min(max(sample_size, 1), len(available_emojis)),
-    )
-    return random.choice(sampled_emojis), ""
-
-
 async def send_emoji_for_maisaka(
     *,
     stream_id: str,
+    emoji_selector: EmojiSelector,
     requested_emotion: str = "",
     reasoning: str = "",
     context_texts: Sequence[str] | None = None,
-    emoji_selector: EmojiSelector | None = None,
 ) -> MaisakaEmojiSendResult:
     """为 Maisaka 选择并发送一个表情。"""
 
@@ -194,20 +160,12 @@ async def send_emoji_for_maisaka(
         normalized_context_texts = _normalize_context_texts(before_select_kwargs.get("context_texts"))
     sample_size = _coerce_positive_int(before_select_kwargs.get("sample_size"), sample_size)
 
-    if emoji_selector is None:
+    selected_emoji, matched_emotion = await emoji_selector(
-        selected_emoji, matched_emotion = await select_emoji_for_maisaka(
+        normalized_requested_emotion,
-            requested_emotion=normalized_requested_emotion,
+        normalized_reasoning,
-            reasoning=normalized_reasoning,
+        normalized_context_texts,
-            context_texts=normalized_context_texts,
+        sample_size,
-            sample_size=sample_size,
+    )
-        )
-    else:
-        selected_emoji, matched_emotion = await emoji_selector(
-            normalized_requested_emotion,
-            normalized_reasoning,
-            normalized_context_texts,
-            sample_size,
-        )
     after_select_result = await _get_runtime_manager().invoke_hook(
         "emoji.maisaka.after_select",
         stream_id=stream_id,

src/maisaka/builtin_tool/send_emoji.py

@@ -2,6 +2,7 @@
 
 from datetime import datetime
 from io import BytesIO
+from json import dumps
 from random import sample
 from typing import Any, Dict, Optional
 
@@ -17,9 +18,8 @@ from src.emoji_system.maisaka_tool import send_emoji_for_maisaka
 from src.common.data_models.image_data_model import MaiEmoji
 from src.common.data_models.message_component_data_model import ImageComponent, MessageSequence, TextComponent
 from src.common.logger import get_logger
-from src.config.config import global_config
+from src.config.config import config_manager, global_config
 from src.core.tooling import ToolExecutionContext, ToolExecutionResult, ToolInvocation, ToolSpec
-from src.llm_models.payload_content.resp_format import RespFormat, RespFormatType
 from src.llm_models.payload_content.message import MessageBuilder, RoleType
 from src.maisaka.context_messages import (
     LLMContextMessage,
@@ -221,6 +221,7 @@ def _build_send_emoji_monitor_detail(
     detail: Dict[str, Any] = {}
     if isinstance(request_messages, list) and request_messages:
         detail["request_messages"] = request_messages
+        detail["prompt_text"] = dumps(request_messages, ensure_ascii=False, indent=2)
     if reasoning_text.strip():
         detail["reasoning_text"] = reasoning_text.strip()
     if output_text.strip():
@@ -279,6 +280,24 @@ def _build_send_emoji_monitor_metadata(
     return {}
 
 
+def _resolve_emoji_selector_model_task_name() -> str:
+    """根据 planner 模型视觉能力选择表情选择子代理的模型任务。"""
+
+    model_config = config_manager.get_model_config()
+    planner_models = [
+        model_name
+        for model_name in model_config.model_task_config.planner.model_list
+        if str(model_name).strip()
+    ]
+    models_by_name = {model.name: model for model in model_config.models}
+    if planner_models and all(
+        model_name in models_by_name and models_by_name[model_name].visual
+        for model_name in planner_models
+    ):
+        return "planner"
+    return "vlm"
+
+
 async def _select_emoji_with_sub_agent(
     tool_ctx: BuiltinToolRuntimeContext,
     reasoning: str,
@@ -326,7 +345,8 @@ async def _select_emoji_with_sub_agent(
     prompt_llm_message = prompt_message.to_llm_message()
     if prompt_llm_message is not None:
         request_messages.append(prompt_llm_message)
-    candidate_llm_message = candidate_message.to_llm_message()
+    candidate_to_llm_message = getattr(candidate_message, "to_llm_message", None)
+    candidate_llm_message = candidate_to_llm_message() if callable(candidate_to_llm_message) else None
     if candidate_llm_message is not None:
         request_messages.append(candidate_llm_message)
     serialized_request_messages = serialize_prompt_messages(request_messages)
@@ -337,10 +357,7 @@ async def _select_emoji_with_sub_agent(
         system_prompt=system_prompt,
         extra_messages=[prompt_message, candidate_message],
         max_tokens=_EMOJI_SUB_AGENT_MAX_TOKENS,
-        response_format=RespFormat(
+        model_task_name=_resolve_emoji_selector_model_task_name(),
-            format_type=RespFormatType.JSON_SCHEMA,
-            schema=EmojiSelectionResult,
-        ),
     )
     selection_duration_ms = round((datetime.now() - selection_started_at).total_seconds() * 1000, 2)
 
@@ -409,12 +426,16 @@ async def handle_tool(
         "reason": "",
     }
     selection_metadata: Dict[str, Any] = {"reason": "", "monitor_detail": {}}
+    requested_emotion = ""
+    if isinstance(invocation.arguments, dict):
+        requested_emotion = str(invocation.arguments.get("emotion") or "").strip()
 
     logger.info(f"{tool_ctx.runtime.log_prefix} 触发表情包发送工具")
 
     try:
         send_result = await send_emoji_for_maisaka(
             stream_id=tool_ctx.runtime.session_id,
+            requested_emotion=requested_emotion,
             reasoning=tool_ctx.engine.last_reasoning_content,
             context_texts=context_texts,
             emoji_selector=lambda _requested_emotion, reasoning, context_texts, sample_size: _select_emoji_with_sub_agent(

src/maisaka/chat_loop_service.py

@@ -194,6 +194,7 @@ class MaisakaChatLoopService:
         session_id: Optional[str] = None,
         is_group_chat: Optional[bool] = None,
         max_tokens: int = 2048,
+        model_task_name: str = "planner",
     ) -> None:
         """初始化 Maisaka 对话循环服务。
 
@@ -205,6 +206,7 @@ class MaisakaChatLoopService:
         """
 
         self._max_tokens = max_tokens
+        self._model_task_name = model_task_name.strip() or "planner"
         self._is_group_chat = is_group_chat
         self._session_id = session_id or ""
         self._extra_tools: List[ToolOption] = []
@@ -236,17 +238,18 @@ class MaisakaChatLoopService:
         )
 
     def _get_llm_chat_client(self, request_kind: str) -> LLMServiceClient:
-        """获取当前请求类型对应的 planner LLM 客户端。"""
+        """获取当前请求类型对应的 LLM 客户端。"""
 
         request_type = self._resolve_llm_request_type(request_kind)
-        llm_client = self._llm_chat_clients.get(request_type)
+        client_key = f"{self._model_task_name}:{request_type}"
+        llm_client = self._llm_chat_clients.get(client_key)
         if llm_client is None:
             llm_client = LLMServiceClient(
-                task_name="planner",
+                task_name=self._model_task_name,
                 request_type=request_type,
                 session_id=self._session_id,
             )
-            self._llm_chat_clients[request_type] = llm_client
+            self._llm_chat_clients[client_key] = llm_client
         return llm_client
 
     @staticmethod

src/maisaka/runtime.py

@@ -600,6 +600,7 @@ class MaisakaHeartFlowChatting:
         extra_messages: Optional[Sequence[LLMContextMessage]] = None,
         interrupt_flag: asyncio.Event | None = None,
         max_tokens: int = 512,
+        model_task_name: str = "planner",
         response_format: RespFormat | None = None,
         tool_definitions: Optional[Sequence[ToolDefinitionInput]] = None,
     ) -> ChatResponse:
@@ -622,6 +623,7 @@ class MaisakaHeartFlowChatting:
             session_id=self.session_id,
             is_group_chat=self.chat_stream.is_group_session,
             max_tokens=max_tokens,
+            model_task_name=model_task_name,
         )
         sub_agent.set_interrupt_flag(interrupt_flag)
         return await sub_agent.chat_loop_step(