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| import json | |
| import random | |
| from .ai_model import AIModel | |
| from .knowledge_base import KnowledgeBase | |
| from .session_manager import SessionManager | |
| from utils.logger import log | |
| class ResponseGenerator: | |
| def __init__(self, ai_model: AIModel, knowledge_base: KnowledgeBase): | |
| self.ai_model = ai_model | |
| self.kb = knowledge_base | |
| self.personas = self._load_personas() | |
| self._init_response_templates() | |
| def _load_personas(self): | |
| personas_path = "./config/personas.json" | |
| with open(personas_path, 'r', encoding='utf-8') as f: | |
| data = json.load(f) | |
| log.info(f"✅ 成功加载 {len(data.get('personas', {}))} 个persona配置。") | |
| return data.get('personas', {}) | |
| def _init_response_templates(self): | |
| """初始化各种动态回复模板""" | |
| # 欧洲城市特色描述 (保留原有) | |
| self.city_descriptions = { | |
| "巴黎": ["浪漫之都", "艺术之城", "时尚之都", "光影流转的塞纳河畔", "充满香槟气息的花都"], | |
| "罗马": ["永恒之城", "历史的活化石", "每块石头都有故事", "古典与现代交融的奇迹", "凯撒大帝走过的土地"], | |
| "伦敦": ["绅士的故乡", "雾都传奇", "文艺复兴的摇篮", "泰晤士河的守护者", "莎士比亚笔下的世界"], | |
| "维也纳": ["音乐之都", "华尔兹的发源地", "莫扎特的灵感之地", "咖啡文化的天堂", "皇室优雅的化身"], | |
| "布拉格": ["千塔之城", "中世纪的童话", "波西米亚的浪漫", "查理桥上的传奇", "啤酒花香弥漫的古城"], | |
| "布达佩斯": ["多瑙河明珠", "东欧巴黎", "温泉之都", "建筑艺术的博物馆", "匈牙利王冠上的明珠"], | |
| "萨尔茨堡": ["音乐神童的故乡", "《音乐之声》的拍摄地", "阿尔卑斯山下的明珠", "莫扎特的诞生地", "巴洛克建筑的典范"], | |
| "哈尔施塔特": ["世界最美小镇", "湖光山色的仙境", "阿尔卑斯山的秘境", "明信片上的童话", "奥地利的瑰宝"], | |
| } | |
| # 保留原有的问候语和确认模板 (简化以节省空间) | |
| self.greetings = { | |
| "social": [ | |
| "哈喽！准备开启一场说走就走的欧洲之旅吗？✨", | |
| "嗨呀！听说有人要去欧洲拍美照啦？📸", | |
| ], | |
| "experiential": [ | |
| "你好，旅行者。欧洲的古老土地正在召唤着你...", | |
| "感知到了一颗渴望探索的心。欧洲有太多故事等你去发现。", | |
| ], | |
| "planner": [ | |
| "您好！让我来帮您规划一次完美的欧洲之旅。", | |
| "欧洲旅行规划专家上线！准备为您定制专属行程。", | |
| ] | |
| } | |
| def _get_current_persona_config(self, session_state: dict) -> dict: | |
| """获取当前persona配置""" | |
| persona_info = session_state.get("persona") | |
| if not isinstance(persona_info, dict) or "key" not in persona_info: | |
| # 如果 persona 尚未设置或格式不正确，记录日志并抛出异常 | |
| log.error(f"❌ 在会话 {session_state.get('session_id')} 中缺少有效的 persona 配置。当前 persona 状态: {persona_info}") | |
| raise ValueError("无法在会话状态中找到有效的 'persona' 配置。对话流程可能存在问题。") | |
| persona_key = persona_info["key"] # 既然检查过，就可以安全地直接访问 | |
| persona_config = self.personas.get(persona_key) | |
| # 3. 检查获取到的 key 是否真的存在于配置中 | |
| if not persona_config: | |
| log.error(f"❌ persona key '{persona_key}' 在系统中未定义。") | |
| raise ValueError(f"提供的 persona key '{persona_key}' 是一个无效的配置项。") | |
| log.info(f"✅ 成功加载 Persona: {persona_config.get('name', persona_key)}") | |
| return persona_config | |
| def generate(self, user_message: str, session_state: dict, extracted_info: dict) -> str: | |
| """生成融合知识库的智能回复""" | |
| try: | |
| response_parts = [] | |
| # 1. 生成确认信息（更生动） | |
| acknowledgement = self._generate_vivid_acknowledgement(extracted_info, session_state) | |
| if acknowledgement: | |
| response_parts.append(acknowledgement) | |
| # 如果确认信息本身已经是一个问题（比如追问货币），就直接返回，避免再问下一个问题 | |
| if acknowledgement.strip().endswith(('?', '？')): | |
| return " ".join(response_parts) | |
| # 2. 检查是否需要询问下一个信息 | |
| next_question = self._get_dynamic_next_question(session_state) | |
| if next_question: | |
| if response_parts: | |
| connectors = ["那么，", "接下来，", "好的，", ""] | |
| connector = random.choice(connectors) | |
| response_parts.append(connector + next_question) | |
| else: | |
| response_parts.append(next_question) | |
| # 3. 如果所有信息收集完毕，生成知识库增强的旅行计划 | |
| if not next_question: | |
| plan = self._generate_knowledge_enhanced_plan(user_message, session_state) | |
| if response_parts: | |
| response_parts.append("\n\n" + plan) | |
| else: | |
| response_parts.append(plan) | |
| return " ".join(response_parts) | |
| except Exception as e: | |
| log.error(f"❌ 响应生成失败: {e}", exc_info=True) | |
| return "抱歉，我在处理您的请求时遇到了问题，请稍后再试。" | |
| def _generate_vivid_acknowledgement(self, extracted_info: dict, session_state: SessionManager) -> str: | |
| if "destination" in extracted_info and extracted_info["destination"]: | |
| dest_name = extracted_info["destination"]['name'] | |
| if dest_name in self.city_descriptions: | |
| feature = random.choice(self.city_descriptions[dest_name]) | |
| return f"{dest_name}！一个绝佳的选择，那可是著名的'{feature}'。目的地已为您记录。" | |
| else: | |
| dest_country = extracted_info["destination"]['country'] | |
| return f"好的，目的地已确认为 {dest_country} 的 {dest_name}！一个充满魅力的地方。" | |
| def _get_dynamic_next_question(self, session_state: SessionManager) -> str: | |
| if not session_state.get('destination'): | |
| return "请问您想去哪个或哪些城市呢？" | |
| if not session_state.get('duration'): | |
| return "计划玩几天呢？" | |
| if not session_state.get('budget'): | |
| return "您的旅行预算大概是多少？您可以金额+币种的格式输入,例如：5000元人民币 或 800 eur" | |
| return "" # 所有信息都已收集 | |
| def _get_destination_name(self, session_state: dict) -> str: | |
| destination_info = session_state.get('destination') | |
| if destination_info and isinstance(destination_info, dict): | |
| return destination_info.get('name', '未知目的地') | |
| return '未知目的地' | |
| def _get_duration_days(self, session_state: dict) -> int: | |
| duration_info = session_state.get('duration') | |
| if duration_info and isinstance(duration_info, dict): | |
| # 确保即使 'days' 键不存在，也返回一个数字 | |
| return duration_info.get('days', 0) | |
| # 关键：返回 0 而不是 None | |
| return 0 | |
| def _format_budget_info(self, budget_data: dict | None) -> str: | |
| if budget_data and isinstance(budget_data, dict): | |
| # 优先使用现成的描述，因为它最准确 | |
| if budget_data.get('description'): | |
| return budget_data['description'] | |
| # 如果没有描述，则动态创建一个 | |
| amount = budget_data.get('amount', '') | |
| currency = budget_data.get('currency', '') | |
| if amount: # 仅在有金额时才显示 | |
| return f"{amount} {currency}".strip() | |
| # 如果没有预算信息或信息不完整，返回默认字符串 | |
| return '预算未设定' | |
| def _generate_knowledge_enhanced_plan(self, user_message: str, session_state: dict) -> str: | |
| """生成融合知识库信息的旅行计划""" | |
| # 1. 获取目的地信息 | |
| destination_name = self._get_destination_name(session_state) | |
| days = int(self._get_duration_days(session_state)) | |
| budget_info = self._format_budget_info(session_state.get("budget")) | |
| log.info(f"🔍 开始搜索知识库中关于 '{destination_name}' 的信息...") | |
| # 2. 搜索知识库中的相关信息 | |
| relevant_knowledge = self._search_destination_knowledge(destination_name) | |
| # 3. 如果有AI模型，生成增强版计划 | |
| if self.ai_model and self.ai_model.is_available(): | |
| return self._generate_ai_enhanced_plan(session_state, relevant_knowledge) | |
| else: | |
| # 4. 否则生成基于知识库的详细备用计划 | |
| return self._generate_knowledge_based_fallback_plan(session_state, relevant_knowledge) | |
| def _search_destination_knowledge(self, destination_name: str) -> dict: | |
| """搜索知识库中与目的地相关的信息""" | |
| if not self.kb or not hasattr(self.kb, 'knowledge') or not self.kb.knowledge: | |
| log.warning("⚠️ 知识库为空或不可用") | |
| return {} | |
| relevant_info = { | |
| "budget_analysis": {}, | |
| "itinerary_suggestions": [], | |
| "professional_insights": {}, | |
| "destination_specific": {} | |
| } | |
| log.info(f"📚 在 {len(self.kb.knowledge)} 条知识中搜索关于 '{destination_name}' 的信息...") | |
| # 遍历知识库 | |
| for item in self.kb.knowledge: | |
| knowledge = item.get('knowledge', {}).get('travel_knowledge', {}) | |
| if not knowledge: | |
| continue | |
| # 检查是否与目标目的地相关 | |
| dest_info = knowledge.get('destination_info', {}) | |
| primary_destinations = dest_info.get('primary_destinations', []) | |
| countries = dest_info.get('countries', []) | |
| # 判断相关性 | |
| is_relevant = False | |
| match_reason = "" | |
| # 直接匹配城市名 | |
| if destination_name in primary_destinations: | |
| is_relevant = True | |
| match_reason = f"直接匹配城市: {destination_name}" | |
| # 通过国家匹配 | |
| if not is_relevant: | |
| dest_country = self._get_destination_country(destination_name) | |
| if dest_country and dest_country in countries: | |
| is_relevant = True | |
| match_reason = f"通过国家匹配: {dest_country}" | |
| # 地区匹配 (如果目的地在同一地区) | |
| if not is_relevant: | |
| region_destinations = self._get_same_region_cities(destination_name) | |
| if any(city in primary_destinations for city in region_destinations): | |
| is_relevant = True | |
| match_reason = f"同地区匹配: {region_destinations}" | |
| if is_relevant: | |
| log.info(f"✅ 找到相关知识: {match_reason}") | |
| # 提取预算分析 | |
| if 'budget_analysis' in knowledge: | |
| relevant_info['budget_analysis'] = knowledge['budget_analysis'] | |
| # 提取行程建议 | |
| if 'detailed_itinerary' in knowledge: | |
| relevant_info['itinerary_suggestions'].extend(knowledge['detailed_itinerary']) | |
| # 提取专业洞察 | |
| if 'professional_insights' in knowledge: | |
| relevant_info['professional_insights'].update(knowledge['professional_insights']) | |
| # 提取目的地特定信息 | |
| relevant_info['destination_specific'] = dest_info | |
| if relevant_info['budget_analysis'] or relevant_info['itinerary_suggestions']: | |
| log.info(f"📊 成功提取知识库信息: 预算分析={bool(relevant_info['budget_analysis'])}, 行程建议={len(relevant_info['itinerary_suggestions'])}条") | |
| else: | |
| log.warning(f"⚠️ 未找到关于 '{destination_name}' 的相关知识") | |
| return relevant_info | |
| def _get_destination_country(self, city_name: str) -> str: | |
| """获取城市所属国家""" | |
| city_country_mapping = { | |
| # === 西欧 === | |
| # 法国 | |
| "巴黎": "法国", "里昂": "法国", "马赛": "法国", "尼斯": "法国", "戛纳": "法国", | |
| "图卢兹": "法国", "南特": "法国", "斯特拉斯堡": "法国", "蒙彼利埃": "法国", "波尔多": "法国", | |
| "里尔": "法国", "雷恩": "法国", "兰斯": "法国", "勒阿弗尔": "法国", "圣埃蒂安": "法国", | |
| "土伦": "法国", "阿维尼翁": "法国", "凡尔赛": "法国", "枫丹白露": "法国", "第戎": "法国", | |
| "昂热": "法国", "贝桑松": "法国", "佩皮尼昂": "法国", "卢尔德": "法国", "沙特尔": "法国", | |
| # 德国 | |
| "柏林": "德国", "慕尼黑": "德国", "汉堡": "德国", "科隆": "德国", "法兰克福": "德国", | |
| "斯图加特": "德国", "杜塞尔多夫": "德国", "多特蒙德": "德国", "埃森": "德国", "莱比锡": "德国", | |
| "不来梅": "德国", "德累斯顿": "德国", "汉诺威": "德国", "纽伦堡": "德国", "杜伊斯堡": "德国", | |
| "波鸿": "德国", "乌珀塔尔": "德国", "比勒费尔德": "德国", "波恩": "德国", "明斯特": "德国", | |
| "卡尔斯鲁厄": "德国", "曼海姆": "德国", "奥格斯堡": "德国", "威斯巴登": "德国", "盖尔森基兴": "德国", | |
| "门兴格拉德巴赫": "德国", "布伦瑞克": "德国", "基尔": "德国", "亚琛": "德国", "哈雷": "德国", | |
| "马格德堡": "德国", "弗莱堡": "德国", "克里菲尔德": "德国", "吕贝克": "德国", "奥伯豪森": "德国", | |
| "埃尔福特": "德国", "罗斯托克": "德国", "凯泽斯劳滕": "德国", "卡塞尔": "德国", "哈根": "德国", | |
| "波茨坦": "德国", "萨尔布吕肯": "德国", "路德维希港": "德国", "奥尔登堡": "德国", "莱沃库森": "德国", | |
| "奥斯纳布吕克": "德国", "索林根": "德国", "海德堡": "德国", "达姆施塔特": "德国", "哈姆": "德国", | |
| "维尔茨堡": "德国", "雷克林豪森": "德国", "沃尔夫斯堡": "德国", "格廷根": "德国", "科特布斯": "德国", | |
| "希尔德斯海姆": "德国", "埃朗根": "德国", "特里尔": "德国", "耶拿": "德国", "康斯坦茨": "德国", | |
| "新天鹅堡": "德国", "罗滕堡": "德国", "科布伦茨": "德国", "班贝格": "德国", "拜罗伊特": "德国", | |
| # 英国 | |
| "伦敦": "英国", "伯明翰": "英国", "曼彻斯特": "英国", "格拉斯哥": "英国", "利物浦": "英国", | |
| "利兹": "英国", "谢菲尔德": "英国", "爱丁堡": "英国", "布里斯托": "英国", "莱斯特": "英国", | |
| "考文垂": "英国", "布拉德福德": "英国", "贝尔法斯特": "英国", "卡迪夫": "英国", "诺丁汉": "英国", | |
| "金斯顿": "英国", "纽卡斯尔": "英国", "普利茅斯": "英国", "斯托克": "英国", "南安普顿": "英国", | |
| "雷丁": "英国", "德比": "英国", "约克": "英国", "牛津": "英国", "剑桥": "英国", | |
| "巴斯": "英国", "温莎": "英国", "坎特伯雷": "英国", "斯特拉特福": "英国", "湖区": "英国", | |
| "斯凯岛": "英国", "爱丁堡": "英国", "格拉斯哥": "英国", "史德灵": "英国", "珀斯": "英国", | |
| "因弗内斯": "英国", "阿伯丁": "英国", "邓迪": "英国", "法夫": "英国", "奥班": "英国", | |
| # 荷兰 | |
| "阿姆斯特丹": "荷兰", "鹿特丹": "荷兰", "海牙": "荷兰", "乌得勒支": "荷兰", "埃因霍温": "荷兰", | |
| "蒂尔堡": "荷兰", "格罗宁根": "荷兰", "阿尔梅勒": "荷兰", "布雷达": "荷兰", "奈梅亨": "荷兰", | |
| "阿珀尔多伦": "荷兰", "哈勒姆": "荷兰", "阿纳姆": "荷兰", "恩斯赫德": "荷兰", "阿默斯福特": "荷兰", | |
| "赞丹": "荷兰", "海牙": "荷兰", "阿尔克马尔": "荷兰", "马斯特里赫特": "荷兰", "莱顿": "荷兰", | |
| "代尔夫特": "荷兰", "多德雷赫特": "荷兰", "豪达": "荷兰", "羊角村": "荷兰", "马尔肯": "荷兰", | |
| # 比利时 | |
| "布鲁塞尔": "比利时", "安特卫普": "比利时", "根特": "比利时", "沙勒罗瓦": "比利时", "列日": "比利时", | |
| "布吕赫": "比利时", "那慕尔": "比利时", "蒙斯": "比利时", "阿尔斯特": "比利时", "科特赖克": "比利时", | |
| "哈瑟尔特": "比利时", "圣尼古拉": "比利时", "奥斯坦德": "比利时", "梅赫伦": "比利时", "鲁汶": "比利时", | |
| # 卢森堡 | |
| "卢森堡市": "卢森堡", "埃施": "卢森堡", "迪费当日": "卢森堡", "杜德朗日": "卢森堡", | |
| # === 南欧 === | |
| # 意大利 | |
| "罗马": "意大利", "米兰": "意大利", "威尼斯": "意大利", "佛罗伦萨": "意大利", "那不勒斯": "意大利", | |
| "都灵": "意大利", "帕勒莫": "意大利", "热那亚": "意大利", "博洛尼亚": "意大利", "巴里": "意大利", | |
| "卡塔尼亚": "意大利", "佛罗伦萨": "意大利", "韦罗纳": "意大利", "威尼斯": "意大利", "墨西拿": "意大利", | |
| "帕多瓦": "意大利", "的里雅斯特": "意大利", "塔兰托": "意大利", "布雷西亚": "意大利", "摩德纳": "意大利", | |
| "雷焦卡拉布里亚": "意大利", "普拉托": "意大利", "卡利亚里": "意大利", "帕尔马": "意大利", "佩鲁贾": "意大利", | |
| "利沃诺": "意大利", "雷焦艾米利亚": "意大利", "佛嘉": "意大利", "萨莱诺": "意大利", "拉温纳": "意大利", | |
| "里米尼": "意大利", "拉斯佩齐亚": "意大利", "萨萨里": "意大利", "蒙扎": "意大利", "贝加莫": "意大利", | |
| "比萨": "意大利", "维琴察": "意大利", "三月十五日": "意大利", "博尔扎诺": "意大利", "安德里亚": "意大利", | |
| "阿雷佐": "意大利", "蒂沃利": "意大利", "阿西西": "意大利", "锡耶纳": "意大利", "五渔村": "意大利", | |
| "马泰拉": "意大利", "庞贝": "意大利", "卡普里岛": "意大利", "阿马尔菲": "意大利", "科莫": "意大利", | |
| # 西班牙 | |
| "马德里": "西班牙", "巴塞罗那": "西班牙", "瓦伦西亚": "西班牙", "塞维利亚": "西班牙", "萨拉戈萨": "西班牙", | |
| "马拉加": "西班牙", "穆尔西亚": "西班牙", "帕尔马": "西班牙", "拉斯帕尔马斯": "西班牙", "毕尔巴鄂": "西班牙", | |
| "阿利坎特": "西班牙", "科尔多瓦": "西班牙", "巴利亚多利德": "西班牙", "维戈": "西班牙", "希洪": "西班牙", | |
| "莱昂": "西班牙", "拉科鲁尼亚": "西班牙", "埃尔切": "西班牙", "奥维耶多": "西班牙", "圣塞巴斯蒂安": "西班牙", | |
| "桑坦德": "西班牙", "卡斯特利翁": "西班牙", "洛格罗尼奥": "西班牙", "巴达霍斯": "西班牙", "萨拉曼卡": "西班牙", | |
| "韦尔瓦": "西班牙", "阿尔梅里亚": "西班牙", "卡迪斯": "西班牙", "格拉纳达": "西班牙", "托莱多": "西班牙", | |
| "昆卡": "西班牙", "卡塞雷斯": "西班牙", "塞哥维亚": "西班牙", "阿维拉": "西班牙", "布尔戈斯": "西班牙", | |
| "马略卡岛": "西班牙", "伊比萨": "西班牙", "特内里费": "西班牙", "大加那利": "西班牙", "兰萨罗特": "西班牙", | |
| # 葡萄牙 | |
| "里斯本": "葡萄牙", "波尔图": "葡萄牙", "阿马多拉": "葡萄牙", "布拉加": "葡萄牙", "塞图巴尔": "葡萄牙", | |
| "科英布拉": "葡萄牙", "丰沙尔": "葡萄牙", "阿威罗": "葡萄牙", "埃武拉": "葡萄牙", "法鲁": "葡萄牙", | |
| "阿尔布费拉": "葡萄牙", "辛特拉": "葡萄牙", "卡斯凯什": "葡萄牙", "奥比杜什": "葡萄牙", "波尔塔莱格雷": "葡萄牙", | |
| "吉马良斯": "葡萄牙", "维亚纳堡": "葡萄牙", "维塞乌": "葡萄牙", "拉戈什": "葡萄牙", "萨格里什": "葡萄牙", | |
| # 希腊 | |
| "雅典": "希腊", "塞萨洛尼基": "希腊", "帕特雷": "希腊", "伊拉克利翁": "希腊", "拉里萨": "希腊", | |
| "沃洛斯": "希腊", "约阿尼纳": "希腊", "卡瓦拉": "希腊", "哈尼亚": "希腊", "塞雷斯": "希腊", | |
| "圣托里尼": "希腊", "米科诺斯": "希腊", "罗德岛": "希腊", "科孚": "希腊", "克里特": "希腊", | |
| "帕罗斯": "希腊", "纳克索斯": "希腊", "扎金索斯": "希腊", "凯法利尼亚": "希腊", "斯基亚索斯": "希腊", | |
| "德尔菲": "希腊", "奥林匹亚": "希腊", "迈锡尼": "希腊", "埃皮达鲁斯": "希腊", "梅泰奥拉": "希腊", | |
| # === 中欧 === | |
| # 奥地利 | |
| "维也纳": "奥地利", "格拉茨": "奥地利", "林茨": "奥地利", "萨尔茨堡": "奥地利", "因斯布鲁克": "奥地利", | |
| "克拉根福": "奥地利", "菲拉赫": "奥地利", "韦尔斯": "奥地利", "圣珀尔滕": "奥地利", "多恩比恩": "奥地利", | |
| "维也纳新城": "奥地利", "施泰尔": "奥地利", "费尔德基兴": "奥地利", "布鲁克": "奥地利", "莱奥本": "奥地利", | |
| "哈尔施塔特": "奥地利", "巴德伊舍尔": "奥地利", "梅尔克": "奥地利", "瓦绍": "奥地利", "库夫斯坦": "奥地利", | |
| # 捷克 | |
| "布拉格": "捷克", "布尔诺": "捷克", "俄斯特拉发": "捷克", "比尔森": "捷克", "奥洛穆茨": "捷克", | |
| "利贝雷茨": "捷克", "赫拉德茨克拉洛韦": "捷克", "乌斯季": "捷克", "帕尔杜比采": "捷克", "兹林": "捷克", | |
| "哈维若夫": "捷克", "克拉德诺": "捷克", "切斯凯布杰约维采": "捷克", "莫斯特": "捷克", "卡尔维纳": "捷克", | |
| "库特纳霍拉": "捷克", "泰尔奇": "捷克", "克鲁姆洛夫": "捷克", "卡尔什特因": "捷克", "布拉格城堡": "捷克", | |
| # 匈牙利 | |
| "布达佩斯": "匈牙利", "德布勒森": "匈牙利", "塞格德": "匈牙利", "米什科尔茨": "匈牙利", "佩奇": "匈牙利", | |
| "焦尔": "匈牙利", "尼赖吉哈佐": "匈牙利", "凯奇凯梅特": "匈牙利", "塞克什白堡": "匈牙利", "松博特海伊": "匈牙利", | |
| "松博特海伊": "匈牙利", "维斯普雷姆": "匈牙利", "埃格尔": "匈牙利", "贝凯什乔包": "匈牙利", "大沃拉丁": "匈牙利", | |
| "埃斯泰尔戈姆": "匈牙利", "维谢格拉德": "匈牙利", "霍洛克": "匈牙利", "蒂豪尼": "匈牙利", "巴拉顿湖": "匈牙利", | |
| # 波兰 | |
| "华沙": "波兰", "克拉科夫": "波兰", "罗兹": "波兰", "弗罗茨瓦夫": "波兰", "波兹南": "波兰", | |
| "格但斯克": "波兰", "什切青": "波兰", "比得哥什": "波兰", "卢布林": "波兰", "卡托维兹": "波兰", | |
| "白雅斯托克": "波兰", "格丁尼亚": "波兰", "琴斯托霍瓦": "波兰", "拉多姆": "波兰", "索斯诺维茨": "波兰", | |
| "托伦": "波兰", "基尔采": "波兰", "格利维采": "波兰", "扎布热": "波兰", "比托姆": "波兰", | |
| "奥斯威辛": "波兰", "马尔堡": "波兰", "扎科帕内": "波兰", "维利奇卡": "波兰", "弗罗茨瓦夫": "波兰", | |
| # 斯洛伐克 | |
| "布拉迪斯拉发": "斯洛伐克", "科希策": "斯洛伐克", "普雷绍夫": "斯洛伐克", "日利纳": "斯洛伐克", "班斯卡比斯特里察": "斯洛伐克", | |
| "尼特拉": "斯洛伐克", "特伦钦": "斯洛伐克", "马丁": "斯洛伐克", "特尔纳瓦": "斯洛伐克", "波普拉德": "斯洛伐克", | |
| "普里维德扎": "斯洛伐克", "兹沃伦": "斯洛伐克", "巴尔代约夫": "斯洛伐克", "列沃恰": "斯洛伐克", "斯皮什斯基堡": "斯洛伐克", | |
| # 斯洛文尼亚 | |
| "卢布尔雅那": "斯洛文尼亚", "马里博尔": "斯洛文尼亚", "采列": "斯洛文尼亚", "克拉尼": "斯洛文尼亚", "韦莱涅": "斯洛文尼亚", | |
| "新戈里察": "斯洛文尼亚", "科佩尔": "斯洛文尼亚", "诺沃梅斯托": "斯洛文尼亚", "卡姆尼克": "斯洛文尼亚", "多姆扎勒": "斯洛文尼亚", | |
| "布莱德": "斯洛文尼亚", "博希尼": "斯洛文尼亚", "皮兰": "斯洛文尼亚", "什科茨扬": "斯洛文尼亚", "波斯托伊纳": "斯洛文尼亚", | |
| # 瑞士 | |
| "苏黎世": "瑞士", "日内瓦": "瑞士", "巴塞尔": "瑞士", "伯尔尼": "瑞士", "洛桑": "瑞士", | |
| "圣加仑": "瑞士", "卢塞恩": "瑞士", "卢加诺": "瑞士", "比尔": "瑞士", "图恩": "瑞士", | |
| "拉绍德封": "瑞士", "沙夫豪森": "瑞士", "弗里堡": "瑞士", "韦维": "瑞士", "拉佩斯": "瑞士", | |
| "因特拉肯": "瑞士", "采尔马特": "瑞士", "格林德瓦": "瑞士", "少女峰": "瑞士", "马特洪峰": "瑞士", | |
| "圣莫里茨": "瑞士", "洛伊克巴德": "瑞士", "安德马特": "瑞士", "文根": "瑞士", "拉克斯": "瑞士", | |
| # === 北欧 === | |
| # 瑞典 | |
| "斯德哥尔摩": "瑞典", "哥德堡": "瑞典", "马尔默": "瑞典", "乌普萨拉": "瑞典", "林雪平": "瑞典", | |
| "韦斯特罗斯": "瑞典", "厄勒布鲁": "瑞典", "北雪平": "瑞典", "赫尔辛堡": "瑞典", "永雪平": "瑞典", | |
| "松兹瓦尔": "瑞典", "于默奥": "瑞典", "韦克舍": "瑞典", "加夫勒": "瑞典", "博罗斯": "瑞典", | |
| "法伦": "瑞典", "卡尔斯塔德": "瑞典", "卡尔马": "瑞典", "维斯比": "瑞典", "基律纳": "瑞典", | |
| # 挪威 | |
| "奥斯陆": "挪威", "卑尔根": "挪威", "特隆赫姆": "挪威", "斯塔万格": "斯洛文尼亚", "克里斯蒂安桑": "挪威", | |
| "腓特烈斯塔": "挪威", "德拉门": "挪威", "谢恩": "挪威", "桑内斯": "挪威", "萨尔普斯堡": "挪威", | |
| "特洛姆瑟": "挪威", "博多": "挪威", "阿尔塔": "挪威", "哈默菲斯特": "挪威", "纳尔维克": "挪威", | |
| "弗洛姆": "挪威", "盖朗厄尔": "挪威", "奥勒松": "挪威", "利勒哈默尔": "挪威", "罗弗敦群岛": "挪威", | |
| # 丹麦 | |
| "哥本哈根": "丹麦", "奥胡斯": "丹麦", "欧登塞": "丹麦", "奥尔堡": "丹麦", "埃斯比约": "丹麦", | |
| "兰德斯": "丹麦", "科尔丁": "丹麦", "赫尔辛格": "丹麦", "马里布": "丹麦", "海勒鲁普": "丹麦", | |
| "比隆": "丹麦", "希勒勒": "丹麦", "罗斯基勒": "丹麦", "斯卡恩": "丹麦", "法尔瑟特": "丹麦", | |
| # 芬兰 | |
| "赫尔辛基": "芬兰", "埃斯波": "芬兰", "坦佩雷": "芬兰", "万塔": "芬兰", "图尔库": "芬兰", | |
| "奥卢": "芬兰", "拉赫蒂": "芬兰", "库奥皮奥": "芬兰", "约恩苏": "芬兰", "约瓦斯屈莱": "芬兰", | |
| "拉彭兰塔": "芬兰", "科特卡": "芬兰", "瓦萨": "芬兰", "弗绍": "芬兰", "海门林纳": "芬兰", | |
| "罗瓦涅米": "芬兰", "凯米": "芬兰", "托尔尼奥": "芬兰", "萨利色尔卡": "芬兰", "伊瓦洛": "芬兰", | |
| # 冰岛 | |
| "雷克雅未克": "冰岛", "科帕沃古尔": "冰岛", "哈夫纳夫约杜尔": "冰岛", "阿克雷里": "冰岛", "雷克雅内斯": "冰岛", | |
| "塞尔福斯": "冰岛", "韦斯特曼纳群岛": "冰岛", "胡萨维克": "冰岛", "埃伊尔斯塔济": "冰岛", "凯夫拉维克": "冰岛", | |
| # === 东欧 === | |
| # 俄罗斯（欧洲部分） | |
| "莫斯科": "俄罗斯", "圣彼得堡": "俄罗斯", "下诺夫哥罗德": "俄罗斯", "喀山": "俄罗斯", "萨马拉": "俄罗斯", | |
| "伏尔加格勒": "俄罗斯", "罗斯托夫": "俄罗斯", "乌法": "俄罗斯", "彭萨": "俄罗斯", "雅罗斯拉夫": "俄罗斯", | |
| "卡卢加": "俄罗斯", "图拉": "俄罗斯", "弗拉基米尔": "俄罗斯", "苏兹达尔": "俄罗斯", "谢尔盖夫": "俄罗斯", | |
| # 乌克兰 | |
| "基辅": "乌克兰", "哈尔科夫": "乌克兰", "敖德萨": "乌克兰", "第聂伯": "乌克兰", "顿涅茨克": "乌克兰", | |
| "扎波罗热": "乌克兰", "利沃夫": "乌克兰", "克里沃罗格": "乌克兰", "尼古拉耶夫": "乌克兰", "马里乌波尔": "乌克兰", | |
| "卢甘斯克": "乌克兰", "文尼察": "乌克兰", "赫尔松": "乌克兰", "切尔卡瑟": "乌克兰", "切尔尼戈夫": "乌克兰", | |
| # 白俄罗斯 | |
| "明斯克": "白俄罗斯", "戈梅利": "白俄罗斯", "莫吉廖夫": "白俄罗斯", "维帖布斯克": "白俄罗斯", "格罗德诺": "白俄罗斯", | |
| "布列斯特": "白俄罗斯", "鲍里索夫": "白俄罗斯", "巴拉诺维奇": "白俄罗斯", "平斯克": "白俄罗斯", "奥尔沙": "白俄罗斯", | |
| # 波罗的海三国 | |
| "里加": "拉脱维亚", "陶格夫匹尔斯": "拉脱维亚", "利耶帕亚": "拉脱维亚", "叶尔加瓦": "拉脱维亚", "文茨皮尔斯": "拉脱维亚", | |
| "塔林": "爱沙尼亚", "塔尔图": "爱沙尼亚", "纳尔瓦": "爱沙尼亚", "帕尔努": "爱沙尼亚", "科赫特拉": "爱沙尼亚", | |
| "维尔纽斯": "立陶宛", "考纳斯": "立陶宛", "克莱佩达": "立陶宛", "希奥利艾": "立陶宛", "帕内韦日斯": "立陶宛", | |
| # 摩尔多瓦 | |
| "基希讷乌": "摩尔多瓦", "蒂拉斯波尔": "摩尔多瓦", "巴尔济": "摩尔多瓦", "本德尔": "摩尔多瓦", "雷布尼察": "摩尔多瓦", | |
| # === 巴尔干半岛 === | |
| # 克罗地亚 | |
| "萨格勒布": "克罗地亚", "斯普利特": "克罗地亚", "里耶卡": "克罗地亚", "奥西耶克": "克罗地亚", "扎达尔": "克罗地亚", | |
| "普拉": "克罗地亚", "杜布罗夫尼克": "克罗地亚", "希贝尼克": "克罗地亚", "卡尔洛瓦茨": "克罗地亚", "瓦拉日丁": "克罗地亚", | |
| "罗维尼": "克罗地亚", "波雷奇": "克罗地亚", "特罗吉尔": "克罗地亚", "赫瓦尔": "克罗地亚", "科尔丘拉": "克罗地亚", | |
| # 塞尔维亚 | |
| "贝尔格莱德": "塞尔维亚", "诺维萨德": "塞尔维亚", "尼什": "塞尔维亚", "克拉古耶瓦茨": "塞尔维亚", "苏博蒂察": "塞尔维亚", | |
| "潘切沃": "塞尔维亚", "泽蒙": "塞尔维亚", "莱斯科瓦茨": "塞尔维亚", "恰恰克": "塞尔维亚", "新帕扎尔": "塞尔维亚", | |
| # 波黑 | |
| "萨拉热窝": "波黑", "巴尼亚卢卡": "波黑", "图兹拉": "波黑", "泽尼察": "波黑", "莫斯塔尔": "波黑", | |
| "比哈奇": "波黑", "布里耶利纳": "波黑", "多博伊": "波黑", "格拉迪什卡": "波黑", "利夫诺": "波黑", | |
| # 黑山 | |
| "波德戈里察": "黑山", "尼克希奇": "黑山", "普里耶波列": "黑山", "比耶洛波列": "黑山", "采蒂涅": "黑山", | |
| "布德瓦": "黑山", "科托尔": "黑山", "乌尔齐尼": "黑山", "赫尔采格诺维": "黑山", "巴尔": "黑山", | |
| # 北马其顿 | |
| "斯科普里": "北马其顿", "库马诺沃": "北马其顿", "比托拉": "北马其顿", "普里莱普": "北马其顿", "特托沃": "北马其顿", | |
| "韦莱斯": "北马其顿", "什蒂普": "北马其顿", "奥赫里德": "北马其顿", "戈斯蒂瓦尔": "北马其顿", "斯特鲁加": "北马其顿", | |
| # 阿尔巴尼亚 | |
| "地拉那": "阿尔巴尼亚", "都拉斯": "阿尔巴尼亚", "埃尔巴桑": "阿尔巴尼亚", "发罗拉": "阿尔巴尼亚", "斯库台": "阿尔巴尼亚", | |
| "科尔察": "阿尔巴尼亚", "卢什涅": "阿尔巴尼亚", "费里": "阿尔巴尼亚", "贝拉特": "阿尔巴尼亚", "吉诺卡斯特": "阿尔巴尼亚", | |
| # 保加利亚 | |
| "索菲亚": "保加利亚", "普罗夫迪夫": "保加利亚", "瓦尔纳": "保加利亚", "布尔加斯": "保加利亚", "鲁塞": "保加利亚", | |
| "斯塔拉扎戈拉": "保加利亚", "普列文": "保加利亚", "슬리문": "保加利亚", "多布里奇": "保加利亚", "舒门": "保加利亚", | |
| "帕扎尔吉克": "保加利亚", "哈斯科沃": "保加利亚", "扬博尔": "保加利亚", "布拉戈耶夫格勒": "保加利亚", "韦利科特尔诺沃": "保加利亚", | |
| # 罗马尼亚 | |
| "布加勒斯特": "罗马尼亚", "克卢日": "罗马尼亚", "蒂米什瓦拉": "罗马尼亚", "雅西": "罗马尼亚", "康斯坦察": "罗马尼亚", | |
| "克拉约瓦": "罗马尼亚", "布拉索夫": "罗马尼亚", "加拉茨": "罗马尼亚", "普洛耶什蒂": "罗马尼亚", "奥拉迪亚": "罗马尼亚", | |
| "布勒伊拉": "罗马尼亚", "阿拉德": "罗马尼亚", "皮特什蒂": "罗马尼亚", "锡比乌": "罗马尼亚", "巴克乌": "罗马尼亚", | |
| "锡纳亚": "罗马尼亚", "布兰": "罗马尼亚", "德古拉城堡": "罗马尼亚", "佩莱什城堡": "罗马尼亚", "马拉穆雷什": "罗马尼亚", | |
| # 土耳其（欧洲部分） | |
| "伊斯坦布尔": "土耳其", "埃迪尔内": "土耳其", "泰基尔达": "土耳其", "克尔克拉雷利": "土耳其", "恰纳卡莱": "土耳其", | |
| # 塞浦路斯 | |
| "尼科西亚": "塞浦路斯", "利马索尔": "塞浦路斯", "拉纳卡": "塞浦路斯", "法马古斯塔": "塞浦路斯", "帕福斯": "塞浦路斯", | |
| "凯里尼亚": "塞浦路斯", "阿依纳帕": "塞浦路斯", "普罗塔拉斯": "塞浦路斯", "特罗多斯": "塞浦路斯", "阿卡马斯": "塞浦路斯", | |
| # 马耳他 | |
| "瓦莱塔": "马耳他", "斯利马": "马耳他", "圣朱利安斯": "马耳他", "姆西达": "马耳他", "维多利亚": "马耳他", | |
| "马尔萨什洛克": "马耳他", "梅利哈": "马耳他", "戈佐": "马耳他", "蓝湖": "马耳他", "姆迪纳": "马耳他", | |
| } | |
| return city_country_mapping.get(city_name, "") | |
| def _get_same_region_cities(self, city_name: str) -> list: | |
| """获取同地区的其他城市""" | |
| region_mapping = { | |
| # 中欧城市 | |
| "布拉格": ["维也纳", "萨尔茨堡", "布达佩斯", "布拉迪斯拉发", "哈尔施塔特"], | |
| "维也纳": ["布拉格", "萨尔茨堡", "布达佩斯", "布拉迪斯拉发", "哈尔施塔特"], | |
| "萨尔茨堡": ["维也纳", "布拉格", "哈尔施塔特", "慕尼黑"], | |
| "布达佩斯": ["布拉格", "维也纳", "布拉迪斯拉发"], | |
| "哈尔施塔特": ["萨尔茨堡", "维也纳", "巴德伊舍"], | |
| # 西欧城市 | |
| "巴黎": ["布鲁塞尔", "阿姆斯特丹", "科隆", "斯特拉斯堡"], | |
| "阿姆斯特丹": ["布鲁塞尔", "科隆", "巴黎"], | |
| "布鲁塞尔": ["阿姆斯特丹", "巴黎", "科隆"], | |
| # 德语区 | |
| "柏林": ["慕尼黑", "科隆", "汉堡", "维也纳", "苏黎世"], | |
| "慕尼黑": ["柏林", "萨尔茨堡", "苏黎世", "维也纳"], | |
| "苏黎世": ["慕尼黑", "维也纳", "萨尔茨堡"], | |
| } | |
| return region_mapping.get(city_name, []) | |
| def _generate_ai_enhanced_plan(self, session_state: dict, knowledge: dict) -> str: | |
| """使用AI模型生成融合知识库的计划""" | |
| # 构建包含知识库信息的enhanced prompt | |
| enhanced_prompt = self._build_knowledge_enhanced_prompt(session_state, knowledge) | |
| try: | |
| log.info("🤖 使用AI模型生成知识库增强计划...") | |
| response = self.ai_model.run_inference( | |
| input_type="text", | |
| formatted_input=None, | |
| prompt=enhanced_prompt, | |
| temperature=0.7 | |
| ) | |
| return response | |
| except Exception as e: | |
| log.error(f"❌ AI增强计划生成失败: {e}") | |
| return self._generate_knowledge_based_fallback_plan(session_state, knowledge) | |
| def _build_knowledge_enhanced_prompt(self, session_state: dict, knowledge: dict) -> str: | |
| """构建融合知识库信息的增强prompt""" | |
| destination_name = self._get_destination_name(session_state) | |
| days = self._get_duration_days(session_state) | |
| budget_desc = self._format_budget_info(session_state.get("budget")) | |
| persona_config = self._get_current_persona_config(session_state) | |
| # 基础prompt | |
| prompt = f"""你是一位专业的欧洲旅行顾问，请基于以下知识库信息为用户设计{destination_name}的详细旅行计划。 | |
| 🎯 【用户需求】 | |
| 📍 目的地: {destination_name} | |
| ⏰ 旅行天数: {days}天 | |
| 💰 预算: {budget_desc} | |
| 🎭 旅行风格: {persona_config.get('name', '标准旅行者')} | |
| 📚 【知识库参考信息】""" | |
| # 添加预算分析信息 | |
| if knowledge.get('budget_analysis'): | |
| budget_analysis = knowledge['budget_analysis'] | |
| prompt += f""" | |
| 💰 【预算参考】 | |
| • 总预算范围: {budget_analysis.get('total_budget_range', 'N/A')} | |
| • 日均开支: {budget_analysis.get('daily_average', 'N/A')}""" | |
| breakdown = budget_analysis.get('budget_breakdown', {}) | |
| if breakdown: | |
| prompt += "\n• 预算分配:" | |
| for category, info in breakdown.items(): | |
| if isinstance(info, dict): | |
| percentage = info.get('percentage', '') | |
| daily_range = info.get('daily_range', '') | |
| if percentage and daily_range: | |
| category_name = {'accommodation': '住宿', 'transportation': '交通', | |
| 'food': '餐饮', 'attractions': '景点'}.get(category, category) | |
| prompt += f"\n - {category_name}: {percentage}, {daily_range}" | |
| # 添加行程参考信息 | |
| if knowledge.get('itinerary_suggestions'): | |
| prompt += f""" | |
| 🗓️ 【行程参考】""" | |
| for day_plan in knowledge['itinerary_suggestions'][:3]: # 只取前3天作为参考 | |
| day_num = day_plan.get('day_number', 'N/A') | |
| location = day_plan.get('location', 'N/A') | |
| theme = day_plan.get('theme', 'N/A') | |
| prompt += f"\n• Day {day_num} ({location}): {theme}" | |
| # 添加具体活动 | |
| morning_activities = day_plan.get('morning_activities', []) | |
| for activity in morning_activities[:2]: # 只取前2个活动 | |
| name = activity.get('activity_name', '') | |
| duration = activity.get('duration', '') | |
| tips = activity.get('professional_tips', '') | |
| if name: | |
| prompt += f"\n - {name} ({duration}) - {tips}" | |
| # 添加专业洞察 | |
| if knowledge.get('professional_insights'): | |
| insights = knowledge['professional_insights'] | |
| prompt += f""" | |
| 💡 【专业建议】""" | |
| if insights.get('seasonal_considerations'): | |
| seasonal = insights['seasonal_considerations'] | |
| best_months = seasonal.get('best_months', []) | |
| if best_months: | |
| prompt += f"\n• 最佳旅行时间: {', '.join(best_months)}" | |
| if insights.get('common_mistakes'): | |
| mistakes = insights['common_mistakes'][:3] # 只取前3个 | |
| prompt += f"\n• 常见误区: {', '.join(mistakes)}" | |
| if insights.get('insider_secrets'): | |
| secrets = insights['insider_secrets'][:3] # 只取前3个 | |
| prompt += f"\n• 内行贴士: {', '.join(secrets)}" | |
| # 结尾指令 | |
| prompt += f""" | |
| 🌟 【生成要求】 | |
| 请根据以上知识库信息和用户需求，生成一份格式清晰、结构分明的旅行计划的 {destination_name} {days} 天旅行计划，建议包括以下内容： | |
| 1. 每日详细行程安排（按 Day 1、Day 2... 排列） | |
| - 用“•”分点列出上午、下午活动，可加括号注明时间或费用（如：90分钟 / 免费） | |
| 2. 餐饮推荐：用 🍽️ 符号标注，并说明推荐理由 | |
| 3. 住宿建议：用 🏨 符号标注，写明区域、安全性、价格段 | |
| 4. 交通方式：如 🚇 地铁 / 🚶 徒步 等 | |
| 5. 每部分之间请换行分隔，避免将内容挤成一段。 | |
| ✍️【风格要求】 | |
| 请用亲切自然、具有温度的语气来写这份计划，像一位体贴的私人旅行顾问在说话。同时保持逻辑清晰，避免使用 markdown 格式，只需自然排版。 | |
| """ | |
| return prompt | |
| def _generate_knowledge_based_fallback_plan(self, session_state: dict, knowledge: dict) -> str: | |
| """基于知识库生成详细的备用计划""" | |
| destination_name = self._get_destination_name(session_state) | |
| days = int(self._get_duration_days(session_state)) | |
| budget_desc = self._format_budget_info(session_state.get("budget")) | |
| persona_config = self._get_current_persona_config(session_state) | |
| persona_key = persona_config.get('key', 'planner') | |
| # 获取城市特色描述 | |
| city_desc = random.choice(self.city_descriptions.get(destination_name, ["迷人的城市"])) | |
| # 开场 | |
| if persona_key == 'social': | |
| plan = f"🎉 {destination_name}{days}天深度攻略（知识库加持版）！\n\n" | |
| elif persona_key == 'experiential': | |
| plan = f"🎭 {destination_name}{days}日文化探索之旅\n\n" | |
| else: | |
| plan = f"📋 {destination_name}{days}天专业规划方案\n\n" | |
| plan += f"🌟 城市印象：{city_desc}\n" | |
| plan += f"💰 预算范围：{budget_desc}\n\n" | |
| # 如果有知识库中的预算分析 | |
| if knowledge.get('budget_analysis'): | |
| budget_analysis = knowledge['budget_analysis'] | |
| plan += "💰 【预算详解】（基于真实旅行经验）\n" | |
| total_budget = budget_analysis.get('total_budget_range', '') | |
| daily_avg = budget_analysis.get('daily_average', '') | |
| if total_budget: | |
| plan += f"• 参考总预算：{total_budget}\n" | |
| if daily_avg: | |
| plan += f"• 日均开支：{daily_avg}\n" | |
| breakdown = budget_analysis.get('budget_breakdown', {}) | |
| if breakdown: | |
| plan += "• 开支分配：\n" | |
| category_names = { | |
| 'accommodation': '🏨 住宿', 'transportation': '🚇 交通', | |
| 'food': '🍽️ 餐饮', 'attractions': '🎯 景点' | |
| } | |
| for category, info in breakdown.items(): | |
| if isinstance(info, dict): | |
| name = category_names.get(category, category) | |
| percentage = info.get('percentage', '') | |
| daily_range = info.get('daily_range', '') | |
| if percentage and daily_range: | |
| plan += f" - {name}：{percentage}，{daily_range}\n" | |
| # 添加具体建议 | |
| if category == 'accommodation' and info.get('recommendations'): | |
| recs = ', '.join(info['recommendations']) | |
| plan += f" 推荐：{recs}\n" | |
| elif category == 'transportation' and info.get('money_saving_tips'): | |
| tips = ', '.join(info['money_saving_tips']) | |
| plan += f" 省钱技巧：{tips}\n" | |
| plan += "\n" | |
| # 详细行程规划（基于知识库） | |
| plan += "🗓️ 【详细行程】（来自实地经验）\n" | |
| if knowledge.get('itinerary_suggestions'): | |
| # 使用知识库中的行程建议 | |
| itinerary = knowledge['itinerary_suggestions'] | |
| for i, day_plan in enumerate(itinerary[:days]): # 限制在用户要求的天数内 | |
| day_num = day_plan.get('day_number', i+1) | |
| location = day_plan.get('location', destination_name) | |
| theme = day_plan.get('theme', '城市探索') | |
| plan += f"\n📅 Day {day_num} - {location}（{theme}）\n" | |
| # 上午活动 | |
| morning_activities = day_plan.get('morning_activities', []) | |
| if morning_activities: | |
| plan += "🌅 上午：\n" | |
| for activity in morning_activities: | |
| name = activity.get('activity_name', '') | |
| duration = activity.get('duration', '') | |
| cost = activity.get('cost', '') | |
| tips = activity.get('professional_tips', '') | |
| plan += f" • {name}" | |
| if duration: | |
| plan += f" ({duration})" | |
| if cost and cost != "免费": | |
| plan += f" - {cost}" | |
| plan += "\n" | |
| if tips: | |
| plan += f" 💡 专业提醒：{tips}\n" | |
| # 下午活动 | |
| afternoon_activities = day_plan.get('afternoon_activities', []) | |
| if afternoon_activities: | |
| plan += "🌞 下午：\n" | |
| for activity in afternoon_activities: | |
| name = activity.get('activity_name', '') | |
| duration = activity.get('duration', '') | |
| cost = activity.get('cost', '') | |
| plan += f" • {name}" | |
| if duration: | |
| plan += f" ({duration})" | |
| if cost: | |
| plan += f" - {cost}" | |
| plan += "\n" | |
| # 餐饮建议 | |
| dining = day_plan.get('dining', {}) | |
| if dining: | |
| plan += "🍽️ 餐饮推荐：\n" | |
| for meal_type, meal_info in dining.items(): | |
| if isinstance(meal_info, dict): | |
| meal_names = {'breakfast': '早餐', 'lunch': '午餐', 'dinner': '晚餐'} | |
| meal_name = meal_names.get(meal_type, meal_type) | |
| recommendation = meal_info.get('recommendation', '') | |
| cost_range = meal_info.get('cost_range', '') | |
| if recommendation: | |
| plan += f" • {meal_name}：{recommendation}" | |
| if cost_range: | |
| plan += f" ({cost_range})" | |
| plan += "\n" | |
| # 住宿建议 | |
| accommodation = day_plan.get('accommodation', {}) | |
| if accommodation and day_num == 1: # 只在第一天显示住宿建议 | |
| plan += "🏨 住宿推荐：\n" | |
| area = accommodation.get('recommended_area', '') | |
| safety = accommodation.get('safety_level', '') | |
| if area: | |
| plan += f" • 推荐区域：{area}" | |
| if safety: | |
| plan += f"（安全等级：{safety}）" | |
| plan += "\n" | |
| budget_options = accommodation.get('budget_options', []) | |
| for option in budget_options: | |
| if isinstance(option, dict): | |
| category = option.get('category', '') | |
| price_range = option.get('price_range', '') | |
| if category and price_range: | |
| plan += f" • {category}：{price_range}\n" | |
| else: | |
| # 如果没有具体行程，生成通用建议 | |
| plan += f"根据{destination_name}的特色，为您推荐以下{days}天行程框架：\n\n" | |
| # 根据不同城市提供基础框架 | |
| if destination_name in ["布拉格", "Prague"]: | |
| plan += "📅 Day 1: 老城区探索（老城广场→天文钟→查理大桥）\n" | |
| plan += "📅 Day 2: 城堡区深度游（布拉格城堡→圣维特大教堂→黄金小巷）\n" | |
| if days >= 3: | |
| plan += "📅 Day 3: 新城区体验（瓦茨拉夫广场→国家博物馆→当地美食）\n" | |
| elif destination_name in ["维也纳", "Vienna"]: | |
| plan += "📅 Day 1: 皇室风采（美泉宫→霍夫堡宫→圣斯蒂芬大教堂）\n" | |
| plan += "📅 Day 2: 音乐文化（维也纳国家歌剧院→金色大厅→艺术史博物馆）\n" | |
| if days >= 3: | |
| plan += "📅 Day 3: 咖啡文化体验（中央咖啡馆→萨赫咖啡馆→多瑙河漫步）\n" | |
| elif destination_name in ["布达佩斯", "Budapest"]: | |
| plan += "📅 Day 1: 布达一侧（布达城堡→渔夫堡→马加什教堂）\n" | |
| plan += "📅 Day 2: 佩斯一侧（匈牙利国会大厦→链子桥→中央市场）\n" | |
| if days >= 3: | |
| plan += "📅 Day 3: 温泉文化（塞切尼温泉→多瑙河游船→夜景欣赏）\n" | |
| # 添加专业洞察 | |
| if knowledge.get('professional_insights'): | |
| insights = knowledge['professional_insights'] | |
| plan += "\n💡 【专业贴士】（来自旅行达人）\n" | |
| # 季节建议 | |
| seasonal = insights.get('seasonal_considerations', {}) | |
| if seasonal: | |
| best_months = seasonal.get('best_months', []) | |
| weather = seasonal.get('weather_patterns', '') | |
| if best_months: | |
| plan += f"• 🌤️ 最佳旅行时间：{', '.join(best_months)}\n" | |
| if weather: | |
| plan += f"• 🌡️ 天气特点：{weather}\n" | |
| # |