feat(ui): AI Settings Overhaul - added dual sliders for model params including top_p

src/app_controller.py

@@ -61,8 +61,8 @@ class GenerateRequest(BaseModel):
  prompt: str
  auto_add_history: bool = True
  temperature: float | None = None
+ top_p: float | None = None
  max_tokens: int | None = None
-
 class ConfirmRequest(BaseModel):
  approved: bool
  script: Optional[str] = None
@@ -199,6 +199,7 @@ class AppController:
   self._current_provider: str = "gemini"
   self._current_model: str = "gemini-2.5-flash-lite"
   self.temperature: float = 0.0
+  self.top_p: float = 1.0
   self.max_tokens: int = 8192
   self.history_trunc_limit: int = 8000
   # UI-related state moved to controller
@@ -484,6 +485,7 @@ class AppController:
   self._predefined_callbacks: dict[str, Callable[..., Any]] = {
    '_test_callback_func_write_to_file': self._test_callback_func_write_to_file,
    '_set_env_var': lambda k, v: os.environ.update({k: v}),
+   '_set_attr': lambda k, v: setattr(self, k, v),
    '_apply_preset': self._apply_preset,
    '_cb_save_preset': self._cb_save_preset,
    '_cb_delete_preset': self._cb_delete_preset,
@@ -835,6 +837,7 @@ class AppController:
   self._current_provider = ai_cfg.get("provider", "gemini")
   self._current_model = ai_cfg.get("model", "gemini-2.5-flash-lite")
   self.temperature = ai_cfg.get("temperature", 0.0)
+  self.top_p = ai_cfg.get("top_p", 1.0)
   self.max_tokens = ai_cfg.get("max_tokens", 8192)
   self.history_trunc_limit = ai_cfg.get("history_trunc_limit", 8000)
   projects_cfg = self.config.get("projects", {})
@@ -1246,7 +1249,7 @@ class AppController:
   self.ai_response = ""
   csp = filter(bool, [self.ui_global_system_prompt.strip(), self.ui_project_system_prompt.strip()])
   ai_client.set_custom_system_prompt("\n\n".join(csp))
-  ai_client.set_model_params(self.temperature, self.max_tokens, self.history_trunc_limit)
+  ai_client.set_model_params(self.temperature, self.max_tokens, self.history_trunc_limit, self.top_p)
   ai_client.set_agent_tools(self.ui_agent_tools)
   # Force update adapter path right before send to bypass potential duplication issues
   self._update_gcli_adapter(self.ui_gemini_cli_path)
@@ -1633,8 +1636,9 @@ class AppController:
     csp = filter(bool, [self.ui_global_system_prompt.strip(), self.ui_project_system_prompt.strip()])
     ai_client.set_custom_system_prompt("\n\n".join(csp))
     temp = req.temperature if req.temperature is not None else self.temperature
+    top_p = req.top_p if req.top_p is not None else self.top_p
     tokens = req.max_tokens if req.max_tokens is not None else self.max_tokens
-    ai_client.set_model_params(temp, tokens, self.history_trunc_limit)
+    ai_client.set_model_params(temp, tokens, self.history_trunc_limit, top_p)
     ai_client.set_agent_tools(self.ui_agent_tools)
     if req.auto_add_history:
      with self._pending_history_adds_lock:
@@ -2265,6 +2269,7 @@ class AppController:
    "provider": self.current_provider,
    "model": self.current_model,
    "temperature": self.temperature,
+   "top_p": self.top_p,
    "max_tokens": self.max_tokens,
    "history_trunc_limit": self.history_trunc_limit,
    "active_preset": self.ui_global_preset_name,