442 lines
16 KiB
Python
442 lines
16 KiB
Python
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import streamlit as st
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import os
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from openai import OpenAI
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from dotenv import load_dotenv
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import json
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import time
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from typing import Dict, List, Optional
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load_dotenv()
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client = OpenAI(api_key=os.getenv("DEEPSEEK_API_KEY"), base_url="https://api.deepseek.com")
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# 全局状态管理
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if 'current_scene' not in st.session_state:
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st.session_state.current_scene = 1
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if 'previous_choices' not in st.session_state:
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st.session_state.previous_choices = []
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if 'scene_data' not in st.session_state:
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st.session_state.scene_data = None
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if 'game_ended' not in st.session_state:
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st.session_state.game_ended = False
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if 'ending_type' not in st.session_state:
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st.session_state.ending_type = None
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def determine_ending(choices_history: List[Dict]) -> str:
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"""根据选择历史判定结局类型"""
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# 统计选项类型数量
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error_count = 0
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danger_count = 0
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for choice in choices_history:
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if choice["option_type"] == "error":
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error_count += 1
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elif choice["option_type"] == "danger":
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danger_count += 1
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# 根据plan1.md中的规则判定结局
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# 规则1: 错误 + 危险选项选择次数 ≥ 7次: 好结局 → 坏结局
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# 规则2: 危险选项选择次数 ≥ 4次: 坏结局 → 最坏结局
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if danger_count >= 4:
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return "worst" # 最坏结局
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elif (error_count + danger_count) >= 7:
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return "bad" # 坏结局
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else:
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return "good" # 好结局
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def get_ending_description(ending_type: str) -> Dict:
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"""获取结局描述"""
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endings = {
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"good": {
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"title": "🎉 完美破案 - 好结局",
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"description": """
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经过缜密的调查,你成功找出了真凶!
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**案件真相**:
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真凶是李明的商业合作伙伴王强。由于商业纠纷,王强利用李明书房内的密道进入现场作案。
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现场发现的财务文件揭示了两人之间的利益冲突,而书房内的隐藏摄像头记录下了关键证据。
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**评价**:
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你的推理能力和观察力令人钦佩,成功还原了案件真相!
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""",
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"color": "success"
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},
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"bad": {
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"title": "😔 误判真凶 - 坏结局",
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"description": """
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你找到了表面上的罪犯,但真凶另有其人。
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**案件真相**:
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你错误地将管家李叔认定为凶手,但实际上真凶是李明的妻子张美丽。
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她因财产纠纷策划了这起谋杀,并巧妙地将嫌疑转移给了管家。
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**评价**:
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虽然找到了部分线索,但关键的证据被忽略了,真凶逍遥法外。
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""",
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"color": "warning"
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},
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"worst": {
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"title": "💀 被误认为罪犯 - 最坏结局",
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"description": """
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由于错误的调查方向,你被误认为是凶手!
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**案件真相**:
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你的调查行为引起了警方的怀疑,现场留下的指纹和监控录像被错误解读。
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真凶趁机逃脱,而你却成为了替罪羊。
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**评价**:
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过于冒险的调查选择导致了严重的后果,需要更加谨慎地处理案件。
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""",
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"color": "error"
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}
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}
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return endings.get(ending_type, endings["good"])
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class GameSceneGenerator:
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"""游戏场景生成器"""
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def __init__(self):
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self.api_key = os.getenv("DEEPSEEK_API_KEY")
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if not self.api_key:
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st.error("未找到DEEPSEEK_API_KEY环境变量")
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st.stop()
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self.client = OpenAI(api_key=self.api_key, base_url="https://api.deepseek.com")
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self.model = "deepseek-chat"
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def generate_scene(self, scene_number: int, previous_choices: List[str] = None) -> Dict:
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"""生成游戏场景"""
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if previous_choices is None:
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previous_choices = []
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# 构建提示词
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prompt = self._build_prompt(scene_number, previous_choices)
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try:
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# 调用DeepSeek API
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response = self._call_api(prompt)
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# 解析响应
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scene_data = self._parse_response(response, scene_number)
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return scene_data
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except Exception as e:
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st.error(f"生成场景失败: {e}")
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return self._get_fallback_scene(scene_number)
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def _build_prompt(self, scene_number: int, previous_choices: List[str]) -> str:
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"""构建API提示词"""
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history_text = ""
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if previous_choices:
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history_text = f"玩家之前的调查选择:{', '.join(previous_choices)}"
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prompt = f"""
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请为密室杀人推理游戏生成第{scene_number}个场景。
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案件背景:富豪李明在书房被谋杀,现场是密室状态。门窗从内部锁住,没有明显的外部入侵痕迹。
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{history_text}
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请生成以下内容:
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1. 场景描述(150-250字):详细描述当前调查现场的环境、发现的线索和可疑之处
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2. 4个调查选项:每个选项应该是合理的调查行动,长度20-40字
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选项类型说明:
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- 正确选项:能够推进案件调查的正确选择
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- 错误选项:看似合理但会误导调查的选择
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- 危险选项:可能带来风险或触发坏结局的选择
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- 未知选项:结果不确定,需要玩家谨慎判断的选择
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请严格按照以下JSON格式返回:
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{{
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"scene_number": {scene_number},
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"description": "详细的场景描述文本",
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"options": [
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{{"text": "选项1文本", "type": "correct"}},
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{{"text": "选项2文本", "type": "error"}},
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{{"text": "选项3文本", "type": "danger"}},
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{{"text": "选项4文本", "type": "unknown"}}
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]
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}}
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请确保:
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- 场景描述符合推理游戏的氛围
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- 选项文本清晰明确,具有可操作性
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- JSON格式正确无误
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"""
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return prompt
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def _call_api(self, prompt: str) -> str:
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"""调用DeepSeek API"""
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try:
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response = self.client.chat.completions.create(
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model=self.model,
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messages=[
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{"role": "system", "content": "你是一个专业的推理游戏设计师,擅长创作悬疑推理场景和调查选项。"},
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{"role": "user", "content": prompt}
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],
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max_tokens=2000,
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temperature=0.7
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)
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return response.choices[0].message.content
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except Exception as e:
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raise Exception(f"API调用失败: {e}")
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def _parse_response(self, response: str, scene_number: int) -> Dict:
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"""解析API响应"""
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# 尝试从响应中提取JSON
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try:
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# 查找JSON开始和结束位置
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start_idx = response.find('{')
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end_idx = response.rfind('}') + 1
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if start_idx == -1 or end_idx == 0:
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raise ValueError("响应中未找到有效的JSON数据")
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json_str = response[start_idx:end_idx]
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scene_data = json.loads(json_str)
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# 验证必需字段
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required_fields = ["scene_number", "description", "options"]
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for field in required_fields:
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if field not in scene_data:
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raise ValueError(f"缺少必需字段: {field}")
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# 验证选项格式
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if len(scene_data["options"]) != 4:
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raise ValueError("选项数量必须为4个")
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for option in scene_data["options"]:
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if "text" not in option or "type" not in option:
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raise ValueError("选项格式不正确")
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return scene_data
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except Exception as e:
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st.warning(f"JSON解析失败,使用备用场景: {e}")
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return self._get_fallback_scene(scene_number)
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def _get_fallback_scene(self, scene_number: int) -> Dict:
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"""获取备用场景(当API失败时使用)"""
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fallback_scenes = {
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1: {
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"scene_number": 1,
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"description": "你站在富豪李明书房门口。书房门紧闭,透过门缝可以看到里面一片狼藉。书桌上的文件散落一地,一盏台灯倒在桌角。空气中弥漫着淡淡的血腥味。",
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"options": [
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{"text": "仔细检查书房门锁和周围环境", "type": "correct"},
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{"text": "立即破门而入查看情况", "type": "danger"},
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{"text": "先询问管家案发时的情况", "type": "error"},
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{"text": "检查窗户是否从内部锁住", "type": "unknown"}
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]
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},
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2: {
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"scene_number": 2,
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"description": "进入书房后,你看到李明倒在书桌旁的地毯上,胸口插着一把匕首。书房窗户紧闭,窗帘半拉着。书桌上散落着一些财务报表和信件。",
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"options": [
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{"text": "仔细检查尸体和凶器上的指纹", "type": "correct"},
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{"text": "立即搜查书房寻找隐藏线索", "type": "danger"},
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{"text": "询问第一个发现尸体的人", "type": "error"},
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{"text": "检查书房内的监控设备", "type": "unknown"}
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]
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}
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}
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return fallback_scenes.get(scene_number, fallback_scenes[1])
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def main():
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"""主函数 - Streamlit应用"""
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st.set_page_config(
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page_title="密室杀人侦破 - 推理游戏",
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page_icon="🔍",
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layout="wide"
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)
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# 初始化生成器
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generator = GameSceneGenerator()
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# 游戏标题
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st.title("🔍 密室杀人侦破")
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st.markdown("---")
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# 游戏状态显示
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col_status1, col_status2, col_status3 = st.columns([1, 1, 1])
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with col_status1:
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st.metric("当前场景", st.session_state.current_scene)
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with col_status2:
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st.metric("选择记录", len(st.session_state.previous_choices))
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with col_status3:
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progress = min((st.session_state.current_scene - 1) * 5, 100)
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st.metric("调查进度", f"{progress}%")
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st.markdown("---")
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# 游戏主界面
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if st.session_state.game_ended:
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# 显示结局页面
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ending_info = get_ending_description(st.session_state.ending_type)
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st.subheader(ending_info["title"])
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if ending_info["color"] == "success":
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st.success(ending_info["description"])
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elif ending_info["color"] == "warning":
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st.warning(ending_info["description"])
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else:
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st.error(ending_info["description"])
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st.markdown("---")
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# 显示统计信息
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col1, col2, col3 = st.columns(3)
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with col1:
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total_choices = len(st.session_state.previous_choices)
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st.metric("总选择次数", total_choices)
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with col2:
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error_count = sum(1 for c in st.session_state.previous_choices if c["option_type"] == "error")
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st.metric("错误选择", error_count)
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|||
|
|
|
|||
|
|
with col3:
|
|||
|
|
danger_count = sum(1 for c in st.session_state.previous_choices if c["option_type"] == "danger")
|
|||
|
|
st.metric("危险选择", danger_count)
|
|||
|
|
|
|||
|
|
# 重新开始按钮
|
|||
|
|
if st.button("🔄 重新开始游戏", use_container_width=True, type="primary"):
|
|||
|
|
st.session_state.current_scene = 1
|
|||
|
|
st.session_state.previous_choices = []
|
|||
|
|
st.session_state.scene_data = None
|
|||
|
|
st.session_state.game_ended = False
|
|||
|
|
st.session_state.ending_type = None
|
|||
|
|
st.rerun()
|
|||
|
|
|
|||
|
|
elif st.session_state.scene_data is None:
|
|||
|
|
# 显示开始界面
|
|||
|
|
st.subheader("案件背景")
|
|||
|
|
st.info("""
|
|||
|
|
富豪李明在书房被谋杀,现场是密室状态。门窗从内部锁住,没有明显的外部入侵痕迹。
|
|||
|
|
书房内发现李明倒在书桌旁,胸口插着一把匕首。现场没有发现凶手的明显痕迹。
|
|||
|
|
|
|||
|
|
你需要通过调查各个场景,收集线索,最终找出真凶。
|
|||
|
|
""")
|
|||
|
|
|
|||
|
|
if st.button("🚀 开始调查", use_container_width=True, type="primary"):
|
|||
|
|
with st.spinner("正在生成第一个场景..."):
|
|||
|
|
# 生成场景一
|
|||
|
|
scene_data = generator.generate_scene(1)
|
|||
|
|
st.session_state.scene_data = scene_data
|
|||
|
|
st.session_state.current_scene = 1
|
|||
|
|
st.rerun()
|
|||
|
|
else:
|
|||
|
|
# 显示当前场景
|
|||
|
|
scene_data = st.session_state.scene_data
|
|||
|
|
|
|||
|
|
# 显示场景描述
|
|||
|
|
st.subheader(f"场景 {st.session_state.current_scene}")
|
|||
|
|
st.write(scene_data["description"])
|
|||
|
|
|
|||
|
|
st.markdown("---")
|
|||
|
|
|
|||
|
|
# 显示选项(统一外观)
|
|||
|
|
st.subheader("调查行动")
|
|||
|
|
|
|||
|
|
# 场景20的特殊处理
|
|||
|
|
if st.session_state.current_scene == 20:
|
|||
|
|
# 显示"最后推断"按钮
|
|||
|
|
if st.button("🔍 最后推断", use_container_width=True, type="primary"):
|
|||
|
|
# 判定结局
|
|||
|
|
ending_type = determine_ending(st.session_state.previous_choices)
|
|||
|
|
st.session_state.ending_type = ending_type
|
|||
|
|
st.session_state.game_ended = True
|
|||
|
|
st.rerun()
|
|||
|
|
else:
|
|||
|
|
# 正常场景的选项按钮
|
|||
|
|
for i, option in enumerate(scene_data["options"], 1):
|
|||
|
|
# 使用统一的按钮样式,隐藏类型信息
|
|||
|
|
if st.button(
|
|||
|
|
f"{option['text']}",
|
|||
|
|
key=f"option_{i}_{st.session_state.current_scene}",
|
|||
|
|
use_container_width=True
|
|||
|
|
):
|
|||
|
|
# 记录选择
|
|||
|
|
choice_record = {
|
|||
|
|
"scene": st.session_state.current_scene,
|
|||
|
|
"option_text": option["text"],
|
|||
|
|
"option_type": option["type"]
|
|||
|
|
}
|
|||
|
|
st.session_state.previous_choices.append(choice_record)
|
|||
|
|
|
|||
|
|
# 生成下一场景
|
|||
|
|
with st.spinner("正在进入下一场景..."):
|
|||
|
|
next_scene = st.session_state.current_scene + 1
|
|||
|
|
if next_scene <= 20:
|
|||
|
|
new_scene_data = generator.generate_scene(
|
|||
|
|
next_scene,
|
|||
|
|
[choice["option_text"] for choice in st.session_state.previous_choices]
|
|||
|
|
)
|
|||
|
|
st.session_state.scene_data = new_scene_data
|
|||
|
|
st.session_state.current_scene = next_scene
|
|||
|
|
else:
|
|||
|
|
# 游戏结束
|
|||
|
|
st.session_state.scene_data = None
|
|||
|
|
st.session_state.current_scene = 1
|
|||
|
|
st.session_state.previous_choices = []
|
|||
|
|
st.rerun()
|
|||
|
|
|
|||
|
|
# 显示选择历史
|
|||
|
|
if st.session_state.previous_choices:
|
|||
|
|
st.markdown("---")
|
|||
|
|
st.subheader("调查记录")
|
|||
|
|
|
|||
|
|
for i, choice in enumerate(st.session_state.previous_choices, 1):
|
|||
|
|
st.write(f"**场景{choice['scene']}**: {choice['option_text']}")
|
|||
|
|
|
|||
|
|
# 侧边栏 - 游戏控制
|
|||
|
|
st.sidebar.header("游戏控制")
|
|||
|
|
|
|||
|
|
if st.session_state.scene_data or st.session_state.game_ended:
|
|||
|
|
if st.sidebar.button("🔄 重新开始", use_container_width=True):
|
|||
|
|
st.session_state.scene_data = None
|
|||
|
|
st.session_state.current_scene = 1
|
|||
|
|
st.session_state.previous_choices = []
|
|||
|
|
st.session_state.game_ended = False
|
|||
|
|
st.session_state.ending_type = None
|
|||
|
|
st.rerun()
|
|||
|
|
|
|||
|
|
# 侧边栏 - API状态
|
|||
|
|
st.sidebar.markdown("---")
|
|||
|
|
st.sidebar.subheader("API状态")
|
|||
|
|
|
|||
|
|
if generator.api_key:
|
|||
|
|
st.sidebar.success("✅ API密钥已配置")
|
|||
|
|
else:
|
|||
|
|
st.sidebar.error("❌ API密钥未找到")
|
|||
|
|
|
|||
|
|
st.sidebar.info("""
|
|||
|
|
**游戏说明**:
|
|||
|
|
- 点击"开始调查"开始游戏
|
|||
|
|
- 双击选项进入下一场景
|
|||
|
|
- 所有选项外观一致,需要谨慎选择
|
|||
|
|
- 选择记录会影响后续剧情发展
|
|||
|
|
""")
|
|||
|
|
|
|||
|
|
if __name__ == "__main__":
|
|||
|
|
main()
|