Initial commit: OmniAI Web Frontend

Co-Authored-By: Claude Opus 4.7 <noreply@anthropic.com>

src/stores/useSessionStore.ts

@@ -0,0 +1,68 @@
+import { create } from 'zustand';
+import type { WebCanvasWorkflow, WebUserSession } from '../types';
+import type { CreatePreviewTaskInput } from '../api/webGenerationGateway';
+
+export interface PendingAction {
+  kind: 'project' | 'task';
+  label: string;
+  description: string;
+  workflow?: WebCanvasWorkflow;
+  input?: CreatePreviewTaskInput;
+}
+
+interface SessionState {
+  session: WebUserSession | null;
+  loginPromptOpen: boolean;
+  pendingAction: PendingAction | null;
+  sessionReplacedOpen: boolean;
+  sessionReplacedMessage: string;
+}
+
+interface SessionActions {
+  setSession: (session: WebUserSession | null) => void;
+  openLoginPrompt: (action?: PendingAction) => void;
+  closeLoginPrompt: () => void;
+  setPendingAction: (action: PendingAction | null) => void;
+  showSessionReplaced: (message?: string) => void;
+  hideSessionReplaced: () => void;
+  clearSession: () => void;
+}
+
+const initialState: SessionState = {
+  session: null,
+  loginPromptOpen: false,
+  pendingAction: null,
+  sessionReplacedOpen: false,
+  sessionReplacedMessage: '您的账号已在其他设备登录，此设备的登录状态已失效。',
+};
+
+export const useSessionStore = create<SessionState & SessionActions>((set) => ({
+  ...initialState,
+
+  setSession: (session) => set({ session }),
+
+  openLoginPrompt: (action) => set({
+    loginPromptOpen: true,
+    pendingAction: action || null,
+  }),
+
+  closeLoginPrompt: () => set({
+    loginPromptOpen: false,
+    pendingAction: null,
+  }),
+
+  setPendingAction: (action) => set({ pendingAction: action }),
+
+  showSessionReplaced: (message) => set({
+    sessionReplacedOpen: true,
+    sessionReplacedMessage: message || '您的账号已在其他设备登录（最多同时 2 台设备），此设备的登录状态已失效。',
+  }),
+
+  hideSessionReplaced: () => set({ sessionReplacedOpen: false }),
+
+  clearSession: () => set({
+    session: null,
+    loginPromptOpen: false,
+    pendingAction: null,
+  }),
+}));