feat(chat): load model options from backend

src/components/chat/AgentComposer.tsx

@@ -28,6 +28,7 @@ import BoltRounded from "@mui/icons-material/BoltRounded";
 import AutoAwesomeRounded from "@mui/icons-material/AutoAwesomeRounded";
 import VerifiedUserRounded from "@mui/icons-material/VerifiedUserRounded";
 import AdminPanelSettingsRounded from "@mui/icons-material/AdminPanelSettingsRounded";
+import type { AgentModelOption } from "@/lib/chatModels";
 import type { AgentApprovalMode, AgentModel } from "@/lib/chatStream";
 
 export type AgentComposerHandle = {
@@ -48,12 +49,23 @@ type AgentComposerProps = {
   onAbort: () => void;
   onStartListening: () => void;
   onStopListening: () => void;
-  selectedModel: AgentModel;
+  modelOptions: AgentModelOption[];
+  selectedModel?: AgentModel;
   onModelChange: (model: AgentModel) => void;
   approvalMode: AgentApprovalMode;
   onApprovalModeChange: (mode: AgentApprovalMode) => void;
 };
 
+const renderModelIcon = (
+  icon: AgentModelOption["icon"] | undefined,
+  props?: React.ComponentProps<typeof BoltRounded>,
+) =>
+  icon === "bolt" ? (
+    <BoltRounded {...props} />
+  ) : (
+    <AutoAwesomeRounded {...props} />
+  );
+
 export const AgentComposer = React.forwardRef<AgentComposerHandle, AgentComposerProps>(function AgentComposer({
   isHydrating = false,
   isStreaming,
@@ -64,6 +76,7 @@ export const AgentComposer = React.forwardRef<AgentComposerHandle, AgentComposer
   onAbort,
   onStartListening,
   onStopListening,
+  modelOptions,
   selectedModel,
   onModelChange,
   approvalMode,
@@ -74,6 +87,7 @@ export const AgentComposer = React.forwardRef<AgentComposerHandle, AgentComposer
   const [input, setInput] = React.useState("");
   const [isPresetOpen, setIsPresetOpen] = React.useState(false);
   const canSend = input.trim().length > 0 && !isStreaming && !isHydrating;
+  const selectedModelOption = modelOptions.find((model) => model.id === selectedModel);
 
   React.useImperativeHandle(
     ref,
@@ -347,19 +361,21 @@ export const AgentComposer = React.forwardRef<AgentComposerHandle, AgentComposer
             <Stack direction="row" spacing={1} alignItems="center">
               <FormControl size="small" sx={{ minWidth: 80 }}>
                 <Select
-                  value={selectedModel}
+                  value={selectedModel ?? ""}
                   onChange={(event) => onModelChange(event.target.value as AgentModel)}
-                  disabled={isHydrating || isStreaming}
+                  disabled={isHydrating || isStreaming || modelOptions.length === 0}
                   aria-label="模型选择"
-                  renderValue={(val) => (
-                    <Box sx={{ display: 'flex', alignItems: 'center', gap: 0.5 }}>
-                      {val === "deepseek/deepseek-v4-flash" ? (
-                        <BoltRounded sx={{ fontSize: 18, color: "inherit", transition: "color 0.2s" }} />
-                      ) : (
-                        <AutoAwesomeRounded sx={{ fontSize: 16, color: "inherit", transition: "color 0.2s" }} />
-                      )}
+                  renderValue={() => (
+                    <Box sx={{ display: "flex", alignItems: "center", gap: 0.5 }}>
+                      {renderModelIcon(selectedModelOption?.icon, {
+                        sx: {
+                          fontSize: selectedModelOption?.icon === "bolt" ? 18 : 16,
+                          color: "inherit",
+                          transition: "color 0.2s",
+                        },
+                      })}
                       <Typography sx={{ fontSize: "0.8rem", fontWeight: 600, color: "inherit", transition: "color 0.2s" }}>
-                        {val === "deepseek/deepseek-v4-flash" ? "快速" : "专家"}
+                        {selectedModelOption?.label ?? "模型"}
                       </Typography>
                     </Box>
                   )}
@@ -433,30 +449,25 @@ export const AgentComposer = React.forwardRef<AgentComposerHandle, AgentComposer
                   }}
                 >
                   <Box sx={{ px: 2, py: 1.5, pb: 1, display: "flex", alignItems: "center", gap: 1, pointerEvents: "none" }}>
-                    <Box
-                      component="img"
-                      src="/deepseek-logo.svg"
-                      alt="DeepSeek"
-                      sx={{ width: 16, height: 16, display: "block", flexShrink: 0 }}
-                    />
+                    <AutoAwesomeRounded sx={{ width: 16, height: 16, color: "text.secondary", flexShrink: 0 }} />
                     <Typography sx={{ fontSize: "0.75rem", fontWeight: 700, color: "text.secondary", letterSpacing: 0.5 }}>
-                      DEEPSEEK V4
+                      模型选择
                     </Typography>
                   </Box>
-                  <MenuItem value="deepseek/deepseek-v4-flash">
-                    <BoltRounded className="icon" sx={{ mr: 1.5, mt: 0.2, fontSize: 20, color: "text.secondary", transition: "color 0.2s" }} />
-                    <Box>
-                      <Typography className="title" sx={{ fontSize: "0.85rem", fontWeight: 700, color: "text.primary", mb: 0.2, transition: "color 0.2s" }}>快速</Typography>
-                      <Typography sx={{ fontSize: "0.7rem", fontWeight: 500, color: "text.secondary", lineHeight: 1.3 }}>快速回答和任务执行</Typography>
-                    </Box>
-                  </MenuItem>
-                  <MenuItem value="deepseek/deepseek-v4-pro">
-                    <AutoAwesomeRounded className="icon" sx={{ mr: 1.5, mt: 0.2, fontSize: 18, color: "text.secondary", transition: "color 0.2s" }} />
-                    <Box>
-                      <Typography className="title" sx={{ fontSize: "0.85rem", fontWeight: 700, color: "text.primary", mb: 0.2, transition: "color 0.2s" }}>专家</Typography>
-                      <Typography sx={{ fontSize: "0.7rem", fontWeight: 500, color: "text.secondary", lineHeight: 1.3 }}>探索、解决复杂任务</Typography>
-                    </Box>
-                  </MenuItem>
+                  {modelOptions.map((model) => (
+                    <MenuItem key={model.id} value={model.id}>
+                      {renderModelIcon(model.icon, {
+                        className: "icon",
+                        sx: { mr: 1.5, mt: 0.2, fontSize: model.icon === "bolt" ? 20 : 18, color: "text.secondary", transition: "color 0.2s" },
+                      })}
+                      <Box>
+                        <Typography className="title" sx={{ fontSize: "0.85rem", fontWeight: 700, color: "text.primary", mb: 0.2, transition: "color 0.2s" }}>{model.label}</Typography>
+                        {model.description ? (
+                          <Typography sx={{ fontSize: "0.7rem", fontWeight: 500, color: "text.secondary", lineHeight: 1.3 }}>{model.description}</Typography>
+                        ) : null}
+                      </Box>
+                    </MenuItem>
+                  ))}
                 </Select>
               </FormControl>
 

src/components/chat/GlobalChatbox.tsx

@@ -10,6 +10,7 @@ import { Box, Drawer, alpha, useTheme } from "@mui/material";
 import { useNotification } from "@refinedev/core";
 
 import { getAccessToken } from "@/lib/authToken";
+import { fetchAgentModels, type AgentModelOption } from "@/lib/chatModels";
 import type { AgentApprovalMode, AgentModel } from "@/lib/chatStream";
 import { useProjectStore } from "@/store/projectStore";
 import { AgentComposer, type AgentComposerHandle } from "./AgentComposer";
@@ -28,9 +29,8 @@ export const GlobalChatbox: React.FC<Props> = ({ open, onClose }) => {
   const [isResizing, setIsResizing] = useState(false);
   const [isHistoryOpen, setIsHistoryOpen] = useState(false);
   const [isCheckingAuth, setIsCheckingAuth] = useState(false);
-  const [selectedModel, setSelectedModel] = useState<AgentModel>(
-    "deepseek/deepseek-v4-flash",
-  );
+  const [modelOptions, setModelOptions] = useState<AgentModelOption[]>([]);
+  const [selectedModel, setSelectedModel] = useState<AgentModel | undefined>(undefined);
   const [approvalMode, setApprovalMode] =
     useState<AgentApprovalMode>("request");
 
@@ -62,6 +62,36 @@ export const GlobalChatbox: React.FC<Props> = ({ open, onClose }) => {
     isSupported: isSttSupported,
   } = useSpeechRecognition(handleSpeechResult);
 
+  useEffect(() => {
+    let cancelled = false;
+
+    const loadModels = async () => {
+      try {
+        const modelConfig = await fetchAgentModels();
+        if (cancelled) return;
+        setModelOptions(modelConfig.models);
+        setSelectedModel((current) => {
+          if (current && modelConfig.models.some((model) => model.id === current)) {
+            return current;
+          }
+          return modelConfig.defaultModel;
+        });
+      } catch (error) {
+        console.error("[GlobalChatbox] Failed to load agent models:", error);
+        if (!cancelled) {
+          setModelOptions([]);
+          setSelectedModel(undefined);
+        }
+      }
+    };
+
+    void loadModels();
+
+    return () => {
+      cancelled = true;
+    };
+  }, []);
+
   const handleToolCall = useAgentToolActions();
   const {
     messages,
@@ -372,6 +402,7 @@ export const GlobalChatbox: React.FC<Props> = ({ open, onClose }) => {
               onAbort={abort}
               onStartListening={startListening}
               onStopListening={stopListening}
+              modelOptions={modelOptions}
               selectedModel={selectedModel}
               onModelChange={setSelectedModel}
               approvalMode={approvalMode}

src/components/chat/hooks/useAgentChatSession.types.ts

@@ -11,7 +11,7 @@ export type UseAgentChatSessionOptions = {
     },
   ) => void;
   onBeforeSend?: () => void;
-  getModel?: () => AgentModel;
+  getModel?: () => AgentModel | undefined;
   getApprovalMode?: () => AgentApprovalMode;
 };