"""Maisaka 推理引擎。""" from datetime import datetime from typing import TYPE_CHECKING, Any, Optional, cast import asyncio import difflib import json import time import traceback from sqlmodel import col, select from src.chat.heart_flow.heartFC_utils import CycleDetail from src.chat.message_receive.message import SessionMessage from src.chat.replyer.replyer_manager import replyer_manager from src.chat.utils.utils import process_llm_response from src.common.data_models.message_component_data_model import MessageSequence, TextComponent from src.common.database.database import get_db_session from src.common.database.database_model import PersonInfo from src.common.logger import get_logger from src.config.config import global_config from src.know_u.knowledge_store import get_knowledge_store from src.learners.jargon_explainer import search_jargon from src.llm_models.exceptions import ReqAbortException from src.llm_models.payload_content.tool_option import ToolCall from src.services import database_service as database_api, send_service from .context_messages import ( AssistantMessage, LLMContextMessage, SessionBackedMessage, ToolResultMessage, ) from .message_adapter import ( build_visible_text_from_sequence, clone_message_sequence, format_speaker_content, ) from .tool_handlers import ( handle_mcp_tool, handle_unknown_tool, ) if TYPE_CHECKING: from .runtime import MaisakaHeartFlowChatting logger = get_logger("maisaka_reasoning_engine") class MaisakaReasoningEngine: """负责内部思考、推理与工具执行。""" def __init__(self, runtime: "MaisakaHeartFlowChatting") -> None: self._runtime = runtime self._last_reasoning_content: str = "" async def run_loop(self) -> None: """独立消费消息批次，并执行对应的内部思考轮次。""" try: while self._runtime._running: cached_messages = await self._runtime._internal_turn_queue.get() timeout_triggered = cached_messages is None if not timeout_triggered and not cached_messages: self._runtime._internal_turn_queue.task_done() continue self._runtime._agent_state = self._runtime._STATE_RUNNING if cached_messages: self._append_wait_interrupted_message_if_needed() await self._ingest_messages(cached_messages) anchor_message = cached_messages[-1] else: anchor_message = self._get_timeout_anchor_message() if anchor_message is None: logger.warning( f"{self._runtime.log_prefix} 等待超时后缺少可复用的锚点消息，跳过本轮继续思考" ) self._runtime._internal_turn_queue.task_done() continue logger.info(f"{self._runtime.log_prefix} 等待超时后开始新一轮思考") self._runtime._chat_history.append(self._build_wait_timeout_message()) self._trim_chat_history() try: for round_index in range(self._runtime._max_internal_rounds): cycle_detail = self._start_cycle() self._runtime._log_cycle_started(cycle_detail, round_index) planner_started_at = time.time() try: logger.info( f"{self._runtime.log_prefix} 规划器开始执行: " f"回合={round_index + 1} " f"历史消息数={len(self._runtime._chat_history)} " f"开始时间={planner_started_at:.3f}" ) interrupt_flag = asyncio.Event() self._runtime._planner_interrupt_flag = interrupt_flag self._runtime._chat_loop_service.set_interrupt_flag(interrupt_flag) try: response = await self._runtime._chat_loop_service.chat_loop_step(self._runtime._chat_history) finally: if self._runtime._planner_interrupt_flag is interrupt_flag: self._runtime._planner_interrupt_flag = None self._runtime._chat_loop_service.set_interrupt_flag(None) cycle_detail.time_records["planner"] = time.time() - planner_started_at logger.info( f"{self._runtime.log_prefix} 规划器执行完成: " f"回合={round_index + 1} " f"耗时={cycle_detail.time_records['planner']:.3f} 秒" ) reasoning_content = response.content or "" if self._should_replace_reasoning(reasoning_content): response.content = "让我根据新情况重新思考：" response.raw_message.content = "让我根据新情况重新思考：" logger.info(f"{self._runtime.log_prefix} 当前思考与上一轮过于相似，已替换为重新思考提示") self._last_reasoning_content = reasoning_content self._runtime._chat_history.append(response.raw_message) if response.tool_calls: tool_started_at = time.time() should_pause = await self._handle_tool_calls( response.tool_calls, response.content or "", anchor_message, ) cycle_detail.time_records["tool_calls"] = time.time() - tool_started_at if should_pause: break continue if response.content: continue break except ReqAbortException: interrupted_at = time.time() logger.info( f"{self._runtime.log_prefix} 规划器打断成功: " f"回合={round_index + 1} " f"开始时间={planner_started_at:.3f} " f"打断时间={interrupted_at:.3f} " f"耗时={interrupted_at - planner_started_at:.3f} 秒" ) break finally: self._end_cycle(cycle_detail) finally: if self._runtime._agent_state == self._runtime._STATE_RUNNING: self._runtime._agent_state = self._runtime._STATE_STOP self._runtime._internal_turn_queue.task_done() except asyncio.CancelledError: self._runtime._log_internal_loop_cancelled() raise except Exception: logger.exception(f"{self._runtime.log_prefix} Maisaka 内部循环发生异常") logger.error(traceback.format_exc()) raise def _get_timeout_anchor_message(self) -> Optional[SessionMessage]: """在 wait 超时后复用最近一条真实用户消息作为锚点。""" if self._runtime.message_cache: return self._runtime.message_cache[-1] return None def _build_wait_timeout_message(self) -> ToolResultMessage: """构造 wait 超时后的工具结果消息。""" tool_call_id = self._runtime._pending_wait_tool_call_id or "wait_timeout" self._runtime._pending_wait_tool_call_id = None return ToolResultMessage( content="等待已超时，期间没有收到新的用户输入。请基于现有上下文继续下一轮思考。", timestamp=datetime.now(), tool_call_id=tool_call_id, tool_name="wait", ) def _append_wait_interrupted_message_if_needed(self) -> None: """如果 wait 被新消息打断，则补一条对应的工具结果消息。""" tool_call_id = self._runtime._pending_wait_tool_call_id if not tool_call_id: return self._runtime._pending_wait_tool_call_id = None self._runtime._chat_history.append( ToolResultMessage( content="等待过程被新的用户输入打断，已继续处理最新消息。", timestamp=datetime.now(), tool_call_id=tool_call_id, tool_name="wait", ) ) async def _ingest_messages(self, messages: list[SessionMessage]) -> None: """处理传入消息列表，将其转换为历史消息并加入聊天历史缓存。""" for message in messages: # 构建用户消息序列 user_sequence, visible_text = await self._build_message_sequence(message) if not user_sequence.components: continue history_message = SessionBackedMessage.from_session_message( message, raw_message=user_sequence, visible_text=visible_text, source_kind="user", ) self._insert_chat_history_message(history_message) self._trim_chat_history() async def _build_message_sequence(self, message: SessionMessage) -> tuple[MessageSequence, str]: message_sequence = MessageSequence([]) planner_prefix = self._build_planner_user_prefix(message) appended_component = False if global_config.maisaka.direct_image_input: source_sequence = getattr(message, "maisaka_original_raw_message", message.raw_message) else: source_sequence = message.raw_message planner_components = clone_message_sequence(source_sequence).components if planner_components and isinstance(planner_components[0], TextComponent): planner_components[0].text = planner_prefix + planner_components[0].text else: planner_components.insert(0, TextComponent(planner_prefix)) for component in planner_components: message_sequence.components.append(component) appended_component = True legacy_visible_text = self._build_legacy_visible_text(message, source_sequence) if not appended_component: if not message.processed_plain_text: await message.process() content = (message.processed_plain_text or "").strip() if content: message_sequence.text(planner_prefix + content) legacy_visible_text = self._build_legacy_visible_text_from_text(message, content) return message_sequence, legacy_visible_text @staticmethod def _build_planner_user_prefix(message: SessionMessage) -> str: user_info = message.message_info.user_info timestamp_text = message.timestamp.strftime("%H:%M:%S") user_name = user_info.user_nickname or user_info.user_id group_card = user_info.user_cardname or "" message_id = message.message_id or "" return ( f"[时间]{timestamp_text}\n" f"[用户]{user_name}\n" f"[用户群昵称]{group_card}\n" f"[msg_id]{message_id}\n" "[发言内容]" ) def _build_legacy_visible_text(self, message: SessionMessage, source_sequence: MessageSequence) -> str: user_info = message.message_info.user_info speaker_name = user_info.user_cardname or user_info.user_nickname or user_info.user_id legacy_sequence = MessageSequence([]) legacy_sequence.text(format_speaker_content(speaker_name, "", message.timestamp, message.message_id)) for component in clone_message_sequence(source_sequence).components: legacy_sequence.components.append(component) return build_visible_text_from_sequence(legacy_sequence).strip() def _build_legacy_visible_text_from_text(self, message: SessionMessage, content: str) -> str: user_info = message.message_info.user_info speaker_name = user_info.user_cardname or user_info.user_nickname or user_info.user_id return format_speaker_content(speaker_name, content, message.timestamp, message.message_id).strip() def _insert_chat_history_message(self, message: LLMContextMessage) -> int: """将消息按处理顺序追加到聊天历史末尾。""" self._runtime._chat_history.append(message) return len(self._runtime._chat_history) - 1 def _start_cycle(self) -> CycleDetail: """开始一轮 Maisaka 思考循环。""" self._runtime._cycle_counter += 1 self._runtime._current_cycle_detail = CycleDetail(cycle_id=self._runtime._cycle_counter) self._runtime._current_cycle_detail.thinking_id = f"maisaka_tid{round(time.time(), 2)}" return self._runtime._current_cycle_detail def _end_cycle(self, cycle_detail: CycleDetail, only_long_execution: bool = True) -> CycleDetail: """结束并记录一轮 Maisaka 思考循环。""" cycle_detail.end_time = time.time() self._runtime.history_loop.append(cycle_detail) timer_strings = [ f"{name}: {duration:.2f}s" for name, duration in cycle_detail.time_records.items() if not only_long_execution or duration >= 0.1 ] self._runtime._log_cycle_completed(cycle_detail, timer_strings) return cycle_detail def _trim_chat_history(self) -> None: """裁剪聊天历史，保证用户消息数量不超过配置限制。""" conversation_message_count = sum(1 for message in self._runtime._chat_history if message.count_in_context) if conversation_message_count <= self._runtime._max_context_size: return trimmed_history = list(self._runtime._chat_history) removed_count = 0 while conversation_message_count >= self._runtime._max_context_size and trimmed_history: removed_message = trimmed_history.pop(0) removed_count += 1 if removed_message.count_in_context: conversation_message_count -= 1 self._runtime._chat_history = trimmed_history self._runtime._log_history_trimmed(removed_count, conversation_message_count) @staticmethod def _calculate_similarity(text1: str, text2: str) -> float: """计算两个文本之间的相似度。 Args: text1: 第一个文本 text2: 第二个文本 Returns: float: 相似度值，范围 0-1，1 表示完全相同 """ return difflib.SequenceMatcher(None, text1, text2).ratio() def _should_replace_reasoning(self, current_content: str) -> bool: """判断是否需要替换推理内容。 当当前推理内容与上一次相似度大于90%时，返回True。 Args: current_content: 当前的推理内容 Returns: bool: 是否需要替换 """ if not self._last_reasoning_content or not current_content: logger.info( f"{self._runtime.log_prefix} 跳过思考相似度判定: " f"上一轮为空={not bool(self._last_reasoning_content)} " f"当前为空={not bool(current_content)} 相似度=0.00" ) return False similarity = self._calculate_similarity(current_content, self._last_reasoning_content) logger.info(f"{self._runtime.log_prefix} 思考内容相似度: {similarity:.2f}") return similarity > 0.9 @staticmethod def _post_process_reply_text(reply_text: str) -> list[str]: """沿用旧回复链的文本后处理，执行分段与错别字注入。""" processed_segments: list[str] = [] for segment in process_llm_response(reply_text): normalized_segment = segment.strip() if normalized_segment: processed_segments.append(normalized_segment) if processed_segments: return processed_segments return [reply_text.strip()] async def _handle_tool_calls( self, tool_calls: list[ToolCall], latest_thought: str, anchor_message: SessionMessage, ) -> bool: for tool_call in tool_calls: if tool_call.func_name == "reply": reply_sent = await self._handle_reply(tool_call, latest_thought, anchor_message) if not reply_sent: logger.warning( f"{self._runtime.log_prefix} 回复工具未生成可见消息，将继续下一轮循环" ) continue if tool_call.func_name == "no_reply": self._runtime._chat_history.append( self._build_tool_message( tool_call, "本轮未发送可见回复。", ) ) continue if tool_call.func_name == "query_jargon": await self._handle_query_jargon(tool_call) continue if tool_call.func_name == "query_person_info": await self._handle_query_person_info(tool_call) continue if tool_call.func_name == "wait": seconds = (tool_call.args or {}).get("seconds", 30) try: wait_seconds = int(seconds) except (TypeError, ValueError): wait_seconds = 30 wait_seconds = max(0, wait_seconds) self._runtime._enter_wait_state(seconds=wait_seconds, tool_call_id=tool_call.call_id) return True if tool_call.func_name == "stop": self._runtime._chat_history.append( self._build_tool_message( tool_call, "当前对话循环已暂停，等待新消息到来。", ) ) self._runtime._enter_stop_state() return True if tool_call.func_name == "send_emoji": await self._handle_send_emoji(tool_call, anchor_message) continue if self._runtime._mcp_manager and self._runtime._mcp_manager.is_mcp_tool(tool_call.func_name): await handle_mcp_tool(tool_call, self._runtime._chat_history, self._runtime._mcp_manager) continue await handle_unknown_tool(tool_call, self._runtime._chat_history) return False async def _handle_query_jargon(self, tool_call: ToolCall) -> None: tool_args = tool_call.args or {} raw_words = tool_args.get("words") if not isinstance(raw_words, list): self._runtime._chat_history.append( self._build_tool_message(tool_call, "查询黑话工具需要提供 `words` 数组参数。") ) return words: list[str] = [] seen_words: set[str] = set() for item in raw_words: if not isinstance(item, str): continue word = item.strip() if not word or word in seen_words: continue seen_words.add(word) words.append(word) if not words: self._runtime._chat_history.append( self._build_tool_message(tool_call, "查询黑话工具至少需要一个非空词条。") ) return logger.info(f"{self._runtime.log_prefix} 已触发黑话查询: 词条={words!r}") results: list[dict[str, object]] = [] for word in words: exact_matches = search_jargon( keyword=word, chat_id=self._runtime.session_id, limit=5, case_sensitive=False, fuzzy=False, ) matched_entries = exact_matches or search_jargon( keyword=word, chat_id=self._runtime.session_id, limit=5, case_sensitive=False, fuzzy=True, ) results.append( { "word": word, "found": bool(matched_entries), "matches": matched_entries, } ) logger.info(f"{self._runtime.log_prefix} 黑话查询完成: 结果={results!r}") self._runtime._chat_history.append( self._build_tool_message( tool_call, json.dumps({"results": results}, ensure_ascii=False), ) ) async def _handle_query_person_info(self, tool_call: ToolCall) -> None: """查询指定人物的档案和相关知识。""" tool_args = tool_call.args or {} raw_person_name = tool_args.get("person_name") raw_limit = tool_args.get("limit", 3) if not isinstance(raw_person_name, str): self._runtime._chat_history.append( self._build_tool_message(tool_call, "查询人物信息工具需要提供字符串类型的 `person_name` 参数。") ) return person_name = raw_person_name.strip() if not person_name: self._runtime._chat_history.append( self._build_tool_message(tool_call, "查询人物信息工具需要提供非空的 `person_name` 参数。") ) return try: limit = max(1, min(int(raw_limit), 10)) except (TypeError, ValueError): limit = 3 logger.info( f"{self._runtime.log_prefix} 已触发人物信息查询: " f"人物名={person_name!r} 限制条数={limit}" ) persons = self._query_person_records(person_name, limit) result = { "query": person_name, "persons": persons, "related_knowledge": self._query_related_knowledge(person_name, persons, limit), } logger.info( f"{self._runtime.log_prefix} 人物信息查询完成: " f"人物记录数={len(result['persons'])} 相关知识数={len(result['related_knowledge'])}" ) self._runtime._chat_history.append( self._build_tool_message( tool_call, json.dumps(result, ensure_ascii=False), ) ) def _query_person_records(self, person_name: str, limit: int) -> list[dict[str, Any]]: """按名称、昵称或用户 ID 查询人物档案。""" with get_db_session() as session: records = session.exec( select(PersonInfo) .where( col(PersonInfo.person_name).contains(person_name) | col(PersonInfo.user_nickname).contains(person_name) | col(PersonInfo.user_id).contains(person_name) ) .order_by(col(PersonInfo.last_known_time).desc(), col(PersonInfo.id).desc()) .limit(limit) ).all() persons: list[dict[str, Any]] = [] for record in records: memory_points: list[str] = [] if record.memory_points: try: parsed_points = json.loads(record.memory_points) if isinstance(parsed_points, list): memory_points = [str(point).strip() for point in parsed_points if str(point).strip()] except (json.JSONDecodeError, TypeError, ValueError): memory_points = [] persons.append( { "person_id": record.person_id, "person_name": record.person_name or "", "user_nickname": record.user_nickname, "user_id": record.user_id, "platform": record.platform, "name_reason": record.name_reason or "", "is_known": record.is_known, "know_counts": record.know_counts, "memory_points": memory_points[:20], "last_known_time": ( record.last_known_time.isoformat() if record.last_known_time is not None else None ), } ) return persons def _query_related_knowledge( self, person_name: str, persons: list[dict[str, Any]], limit: int, ) -> list[dict[str, Any]]: """从 Maisaka knowledge 中补充检索与该人物相关的条目。""" store = get_knowledge_store() knowledge_items: list[dict[str, Any]] = [] seen_ids: set[str] = set() for person in persons: matched_items = store.get_knowledge_by_user( platform=str(person.get("platform", "")).strip(), user_id=str(person.get("user_id", "")).strip(), user_nickname=str(person.get("user_nickname", "")).strip(), person_name=str(person.get("person_name", "")).strip(), limit=max(limit, 5), ) for item in matched_items: item_id = str(item.get("id", "")).strip() if item_id and item_id in seen_ids: continue if item_id: seen_ids.add(item_id) knowledge_items.append(item) if not knowledge_items: fallback_items = store.search_knowledge(person_name, limit=max(limit, 5)) for item in fallback_items: item_id = str(item.get("id", "")).strip() if item_id and item_id in seen_ids: continue if item_id: seen_ids.add(item_id) knowledge_items.append(item) results: list[dict[str, Any]] = [] for item in knowledge_items: results.append( { "id": str(item.get("id", "")).strip(), "category_id": str(item.get("category_id", "")).strip(), "category_name": str(item.get("category_name", "")).strip(), "content": str(item.get("content", "")).strip(), "metadata": item.get("metadata", {}), "created_at": item.get("created_at"), } ) return results async def _handle_reply( self, tool_call: ToolCall, latest_thought: str, anchor_message: SessionMessage, ) -> bool: tool_args = tool_call.args or {} target_message_id = str(tool_args.get("msg_id") or "").strip() quote_reply = bool(tool_args.get("quote", True)) raw_unknown_words = tool_args.get("unknown_words") unknown_words = raw_unknown_words if isinstance(raw_unknown_words, list) else None if not target_message_id: self._runtime._chat_history.append( self._build_tool_message(tool_call, "回复工具需要提供有效的 `msg_id` 参数。") ) return False target_message = self._runtime._source_messages_by_id.get(target_message_id) if target_message is None: self._runtime._chat_history.append( self._build_tool_message(tool_call, f"未找到要回复的目标消息，msg_id={target_message_id}") ) return False logger.info( f"{self._runtime.log_prefix} 已触发回复工具: " f"目标消息编号={target_message_id} 引用回复={quote_reply} 最新思考={latest_thought!r}" ) logger.info(f"{self._runtime.log_prefix} 正在获取 Maisaka 回复生成器") try: replyer = replyer_manager.get_replyer( chat_stream=self._runtime.chat_stream, request_type="maisaka_replyer", replyer_type="maisaka", ) except Exception: logger.exception( f"{self._runtime.log_prefix} 获取回复生成器时发生异常: " f"目标消息编号={target_message_id}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, "获取 Maisaka 回复生成器时发生异常。") ) return False if replyer is None: logger.error(f"{self._runtime.log_prefix} 获取 Maisaka 回复生成器失败") self._runtime._chat_history.append( self._build_tool_message(tool_call, "Maisaka 回复生成器当前不可用。") ) return False from src.chat.replyer.maisaka_generator import MaisakaReplyGenerator replyer = cast(MaisakaReplyGenerator, replyer) logger.info(f"{self._runtime.log_prefix} 已成功获取 Maisaka 回复生成器") logger.info(f"{self._runtime.log_prefix} 正在调用回复生成接口: 目标消息编号={target_message_id}") try: success, reply_result = await replyer.generate_reply_with_context( reply_reason=latest_thought, stream_id=self._runtime.session_id, reply_message=target_message, chat_history=self._runtime._chat_history, unknown_words=unknown_words, log_reply=False, ) except Exception as exc: import traceback logger.error( f"{self._runtime.log_prefix} 回复生成器执行异常: 目标消息编号={target_message_id} " f"异常类型={type(exc).__name__} 异常信息={str(exc)}\n{traceback.format_exc()}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, "生成可见回复时发生异常。") ) return False logger.info( f"{self._runtime.log_prefix} 回复生成完成: " f"成功={success} 回复文本={reply_result.completion.response_text!r} " f"错误信息={reply_result.error_message!r}" ) reply_text = reply_result.completion.response_text.strip() if success else "" if not reply_text: logger.warning( f"{self._runtime.log_prefix} 回复生成器返回空文本: " f"目标消息编号={target_message_id} 错误信息={reply_result.error_message!r}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, "生成可见回复失败。") ) return False reply_segments = self._post_process_reply_text(reply_text) combined_reply_text = "".join(reply_segments) logger.info( f"{self._runtime.log_prefix} 回复后处理完成: " f"目标消息编号={target_message_id} 分段数={len(reply_segments)} " f"分段内容={reply_segments!r}" ) logger.info( f"{self._runtime.log_prefix} 正在发送引导回复: " f"目标消息编号={target_message_id} 引用回复={quote_reply} 回复分段={reply_segments!r}" ) try: sent = False for index, segment in enumerate(reply_segments): sent = await send_service.text_to_stream( text=segment, stream_id=self._runtime.session_id, set_reply=quote_reply if index == 0 else False, reply_message=target_message if quote_reply and index == 0 else None, selected_expressions=reply_result.selected_expression_ids or None, typing=index > 0, ) if not sent: break except Exception: logger.exception( f"{self._runtime.log_prefix} 发送文字消息时发生异常，目标消息编号={target_message_id}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, "发送可见回复时发生异常。") ) return False logger.info( f"{self._runtime.log_prefix} 引导回复发送结果: " f"目标消息编号={target_message_id} 发送成功={sent}" ) tool_result = "可见回复已生成并发送。" if sent else "可见回复生成成功，但发送失败。" self._runtime._chat_history.append(self._build_tool_message(tool_call, tool_result)) if not sent: return False target_user_info = target_message.message_info.user_info target_user_name = ( target_user_info.user_cardname or target_user_info.user_nickname or target_user_info.user_id ) if self._runtime.chat_stream is not None: await database_api.store_tool_info( chat_stream=self._runtime.chat_stream, display_prompt=f"你对{target_user_name}进行了回复：{combined_reply_text}", tool_data={ "msg_id": target_message_id, "quote": quote_reply, "reply_text": combined_reply_text, "reply_segments": reply_segments, }, tool_name="reply", tool_reasoning=latest_thought, ) bot_name = global_config.bot.nickname.strip() or "MaiSaka" reply_timestamp = datetime.now() planner_prefix = ( f"[时间]{reply_timestamp.strftime('%H:%M:%S')}\n" f"[用户]{bot_name}\n" "[用户群昵称]\n" "[msg_id]\n" "[发言内容]" ) history_message = SessionBackedMessage( raw_message=MessageSequence([TextComponent(f"{planner_prefix}{combined_reply_text}")]), visible_text="", timestamp=reply_timestamp, source_kind="guided_reply", ) visible_reply_text = format_speaker_content( bot_name, combined_reply_text, reply_timestamp, ) history_message.visible_text = visible_reply_text self._runtime._chat_history.append(history_message) return True async def _handle_send_emoji(self, tool_call: ToolCall, anchor_message: SessionMessage) -> None: """处理发送表情包的工具调用。 Args: tool_call: 工具调用对象 anchor_message: 锚点消息 """ from src.chat.emoji_system.emoji_manager import emoji_manager from src.common.utils.utils_image import ImageUtils import random tool_args = tool_call.args or {} emotion = str(tool_args.get("emotion") or "").strip() logger.info(f"{self._runtime.log_prefix} 已触发表情包发送工具: 情绪={emotion!r}") # 获取表情包列表 if not emoji_manager.emojis: self._runtime._chat_history.append( self._build_tool_message(tool_call, "当前表情包库中没有可用表情。") ) return # 根据情感选择表情包 selected_emoji = None if emotion: # 尝试找到匹配情感的表情包 matching_emojis = [ emoji for emoji in emoji_manager.emojis if emotion.lower() in (e.lower() for e in emoji.emotion) ] if matching_emojis: selected_emoji = random.choice(matching_emojis) logger.info( f"{self._runtime.log_prefix} 找到 {len(matching_emojis)} 个匹配情绪 {emotion!r} 的表情包，" f"已选择：{selected_emoji.description}" ) # 如果没有找到匹配的情感表情包，随机选择一个 if selected_emoji is None: selected_emoji = random.choice(emoji_manager.emojis) logger.info( f"{self._runtime.log_prefix} 没有表情包匹配情绪 {emotion!r}，" f"已随机选择：{selected_emoji.description}" ) # 更新表情包使用次数 emoji_manager.update_emoji_usage(selected_emoji) # 获取表情包的 base64 数据 try: emoji_base64 = ImageUtils.image_path_to_base64(str(selected_emoji.full_path)) if not emoji_base64: raise ValueError("表情图片转换为 base64 失败") except Exception as exc: logger.error( f"{self._runtime.log_prefix} 表情图片转换为 base64 失败: {exc}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, f"发送表情包失败：{exc}") ) return # 发送表情包 try: sent = await send_service.emoji_to_stream( emoji_base64=emoji_base64, stream_id=self._runtime.session_id, storage_message=True, set_reply=False, reply_message=None, ) except Exception as exc: logger.exception( f"{self._runtime.log_prefix} 发送表情包时发生异常: {exc}" ) self._runtime._chat_history.append( self._build_tool_message(tool_call, f"发送表情包时发生异常：{exc}") ) return if sent: logger.info( f"{self._runtime.log_prefix} 表情包发送成功: " f"描述={selected_emoji.description!r} 情绪标签={selected_emoji.emotion}" ) self._runtime._chat_history.append( self._build_tool_message( tool_call, f"已发送表情包：{selected_emoji.description}（情绪：{', '.join(selected_emoji.emotion)}）" ) ) else: logger.warning(f"{self._runtime.log_prefix} 表情包发送失败") self._runtime._chat_history.append( self._build_tool_message(tool_call, "发送表情包失败。") ) def _build_tool_message(self, tool_call: ToolCall, content: str) -> ToolResultMessage: return ToolResultMessage( content=content, timestamp=datetime.now(), tool_call_id=tool_call.call_id, tool_name=tool_call.func_name, )