refactor!: next generation AFFiNE code structure (#1176)

apps/web/src/atoms/index.ts

@@ -0,0 +1,36 @@
+import { atom } from 'jotai';
+import { createStore } from 'jotai/index';
+import { atomWithStorage } from 'jotai/utils';
+import { unstable_batchedUpdates } from 'react-dom';
+
+// workspace necessary atoms
+export const currentWorkspaceIdAtom = atomWithStorage<string | null>(
+  'affine-current-workspace-id',
+  null
+);
+export const currentPageIdAtom = atomWithStorage<string | null>(
+  'affine-current-page-id',
+  null
+);
+// If the workspace is locked, it means that the user maybe updating the workspace
+//  from local to remote or vice versa
+export const workspaceLockAtom = atom(false);
+export async function lockMutex(fn: () => Promise<unknown>) {
+  if (jotaiStore.get(workspaceLockAtom)) {
+    throw new Error('Workspace is locked');
+  }
+  unstable_batchedUpdates(() => {
+    jotaiStore.set(workspaceLockAtom, true);
+  });
+  await fn();
+  unstable_batchedUpdates(() => {
+    jotaiStore.set(workspaceLockAtom, false);
+  });
+}
+
+// modal atoms
+export const openWorkspacesModalAtom = atom(false);
+export const openCreateWorkspaceModalAtom = atom(false);
+export const openQuickSearchModalAtom = atom(false);
+
+export const jotaiStore = createStore();