웹앱 연동

import 'dart:collection';

import 'package:flutter_inappwebview/flutter_inappwebview.dart';
import 'package:hackle/hackle.dart';

InAppWebView(
  initialSettings: InAppWebViewSettings(
    javaScriptEnabled: true,
  ),
  initialUserScripts: UnmodifiableListView<UserScript>([
    UserScript(
      source: HackleApp.getWebBridgeScript(),
      injectionTime: UserScriptInjectionTime.AT_DOCUMENT_START,
      forMainFrameOnly: true
    )]),
  onWebViewCreated: (controller) {
    controller.loadUrl(urlRequest: URLRequest(url: WebUri('YOUR_WEB_URL')));
  },
  onJsPrompt: (controller, jsPromptRequest) async {
    if(HackleApp.isInvocableCommandInWebView(jsPromptRequest.message)) {
      var result = await HackleApp.handleWebInterfaceCommand(jsPromptRequest.message);
      return JsPromptResponse(action: JsPromptResponseAction.CONFIRM, handledByClient: true, value: result);
    } else {
      return JsPromptResponse(handledByClient: false);
    }
  },
);