refactor: extract store package (#1109)

packages/store/src/app/user/index.ts

@@ -0,0 +1,57 @@
+import { User } from '@affine/datacenter';
+
+import { GlobalActionsCreator } from '..';
+
+export interface UserState {
+  user: User | null;
+  isOwner: boolean;
+}
+
+export interface UserActions {
+  login: () => Promise<User | null>;
+  logout: () => Promise<void>;
+}
+
+export const createUserState = (): UserState => ({
+  // initialized in DataCenterLoader (restore from localStorage)
+  user: null,
+  isOwner: false,
+});
+
+export const createUserActions: GlobalActionsCreator<UserActions> = (
+  set,
+  get
+) => {
+  return {
+    login: async () => {
+      const { dataCenter, currentDataCenterWorkspace: workspace } = get();
+      try {
+        await dataCenter.login();
+        const user = (await dataCenter.getUserInfo()) as User;
+
+        if (!user) {
+          // Add ErrorBoundary
+          throw new Error('User info not found');
+        }
+
+        let isOwner;
+        if (workspace?.provider === 'local') {
+          // isOwner is useful only in the cloud
+          isOwner = true;
+        } else {
+          isOwner = user.id === workspace?.owner?.id;
+        }
+
+        set({ user, isOwner });
+        return user;
+      } catch (error) {
+        return null; // login failed
+      }
+    },
+    logout: async () => {
+      const { dataCenter } = get();
+      await dataCenter.logout();
+      set({ user: null });
+    },
+  };
+};