/* eslint-disable @typescript-eslint/naming-convention */
import { GraniteEventDefinition } from '@granite-js/react-native';
import { INTERNAL__appBridgeHandler } from './appBridge';
import { MiniAppModule } from '../../../natives';

export interface AppBridgeCallbackResult {
  name: string;
  params?: any;
}

export class AppBridgeCallbackEvent extends GraniteEventDefinition<void, AppBridgeCallbackResult> {
  private static INTERNAL__appBridgeSubscription?: () => void;

  name = 'appBridgeCallbackEvent' as const;

  constructor() {
    super();
    this.registerAppBridgeCallbackEventListener();
  }

  remove() {}
  listener() {}

  private registerAppBridgeCallbackEventListener() {
    if (AppBridgeCallbackEvent.INTERNAL__appBridgeSubscription != null) {
      return;
    }

    const subscription = MiniAppModule.onSendEvent(({ eventName, body }) => {
      if (eventName === 'appBridgeCallback') {
        this.ensureInvokeAppBridgeCallback(body as AppBridgeCallbackResult);
      }
    });
    AppBridgeCallbackEvent.INTERNAL__appBridgeSubscription = () => subscription.remove();
  }

  private ensureInvokeAppBridgeCallback(result: AppBridgeCallbackResult) {
    if (typeof result === 'object' && typeof result.name === 'string') {
      INTERNAL__appBridgeHandler.invokeAppBridgeCallback(result.name, result.params);
    } else {
      console.warn('Invalid app bridge callback result:', result);
    }
  }
}