/*
 * Copyright (c) Huawei Technologies Co., Ltd. 2024-2024. All rights reserved.
 */

import type common from '@ohos.app.ability.common';
import { WindowHelper } from './utils/WindowHelper';
import { BusinessError } from '@kit.BasicServicesKit';

declare namespace globalThis {
  let _brushEngineContext: common.UIAbilityContext;
  let _uiUIContext: UIContext;
};

export class GlobalContext {
  static getContext(): common.UIAbilityContext {
    return globalThis._brushEngineContext;
  }

  static setContext(context: common.UIAbilityContext): void {
    globalThis._brushEngineContext = context;

    context.windowStage.getMainWindow((err: BusinessError, data) => {
      let errCode: number = err.code;
      if (errCode !== 0) {
        console.error(`Failed to obtain the main window. Cause code: ${err.code}, message: ${err.message}`);
        return;
      }
      WindowHelper.windowClass = data;
      globalThis._uiUIContext = WindowHelper.windowClass.getUIContext();
    });
  }

  static getUiContext(): UIContext | undefined {
    if (globalThis._uiUIContext === undefined) {
      return undefined;
    }
    return globalThis._uiUIContext;
  }
}