refactor(store): move datacenter into global (#1118)

packages/data-center/src/datacenter.ts

@@ -15,6 +15,7 @@ import { createBlocksuiteWorkspace } from './utils';
 import { WorkspaceUnit } from './workspace-unit';
 import type { WorkspaceUnitCollectionChangeEvent } from './workspace-unit-collection';
 import { WorkspaceUnitCollection } from './workspace-unit-collection';
+
 /**
  * @class DataCenter
  * @classdesc Data center is made for managing different providers for business
@@ -36,6 +37,10 @@ export class DataCenter {
     this._logger.enabled = debug;
   }
 
+  static initEmpty() {
+    return new DataCenter(false);
+  }
+
   static async init(
     debug: boolean,
     exclude: 'affine'[] = []

packages/data-center/src/index.ts

@@ -6,17 +6,6 @@ const _initializeDataCenter = () => {
   return (debug = true) => {
     if (!_dataCenterInstance) {
       _dataCenterInstance = DataCenter.init(debug);
-      _dataCenterInstance.then(dc => {
-        try {
-          if (window) {
-            (window as any).dc = dc;
-          }
-        } catch (_) {
-          // ignore
-        }
-
-        return dc;
-      });
     }
 
     return _dataCenterInstance;