增加代码知识库；修复文档处理内容；增加API设置

rag-web-ui/backend/app/tools/srs_reqs_qwen/tool.py

@@ -56,11 +56,11 @@ class SRSTool:
     def __init__(self) -> None:
         ToolRegistry.register(self.DEFINITION)
 
-    def run(self, file_path: str, enable_llm: bool = True) -> Dict[str, Any]:
+    def run(self, file_path: str, enable_llm: bool = True, model_profile: Any = None) -> Dict[str, Any]:
         if not enable_llm:
             raise ValueError("当前版本仅支持LLM模式，请将 enable_llm 设为 true")
 
-        config = self._load_config()
+        config = self._load_config(model_profile=model_profile)
         llm = self._build_llm(config, enable_llm=enable_llm)
 
         parser = create_parser(file_path)
@@ -164,7 +164,7 @@ class SRSTool:
             return text
         return f"{text[:20].rstrip()}"
 
-    def _load_config(self) -> Dict[str, Any]:
+    def _load_config(self, model_profile: Any = None) -> Dict[str, Any]:
         config_path = Path(__file__).with_name("default_config.yaml")
         if config_path.exists():
             with config_path.open("r", encoding="utf-8") as handle:
@@ -173,9 +173,14 @@ class SRSTool:
             config = {}
 
         config.setdefault("llm", {})
-        config["llm"]["model"] = settings.DASH_SCOPE_CHAT_MODEL or settings.OPENAI_MODEL
-        config["llm"]["api_key"] = settings.DASH_SCOPE_API_KEY or os.getenv("DASHSCOPE_API_KEY", "")
-        config["llm"]["api_base"] = settings.DASH_SCOPE_API_BASE
+        if model_profile is not None:
+            config["llm"]["model"] = getattr(model_profile, "chat_model", None) or settings.DASH_SCOPE_CHAT_MODEL
+            config["llm"]["api_key"] = getattr(model_profile, "api_key", "") or ""
+            config["llm"]["api_base"] = getattr(model_profile, "api_base", None) or settings.DASH_SCOPE_API_BASE
+        else:
+            config["llm"]["model"] = settings.DASH_SCOPE_CHAT_MODEL or settings.OPENAI_MODEL
+            config["llm"]["api_key"] = settings.DASH_SCOPE_API_KEY or os.getenv("DASHSCOPE_API_KEY", "")
+            config["llm"]["api_base"] = settings.DASH_SCOPE_API_BASE
         config["llm"]["enabled"] = bool(config["llm"].get("api_key"))
         return config
 
@@ -186,7 +191,7 @@ class SRSTool:
         llm_cfg = config.get("llm", {})
         api_key = llm_cfg.get("api_key")
         if not api_key:
-            raise ValueError("未配置API密钥：请设置 DASH_SCOPE_API_KEY 或 DASHSCOPE_API_KEY")
+            raise ValueError("未配置模型 API 密钥，请先在 API 密钥页面新增并启用模型配置。")
 
         return QwenLLM(
             api_key=api_key,