flutter_umeng/ios/Classes/FlutterUmengPlugin.swift

import Flutter
import UIKit
import UMCommon

public class FlutterUmengPlugin: NSObject, FlutterPlugin {
  public static func register(with registrar: FlutterPluginRegistrar) {
    let channel = FlutterMethodChannel(name: "flutter_umeng", binaryMessenger: registrar.messenger())
    let instance = FlutterUmengPlugin()
    registrar.addMethodCallDelegate(instance, channel: channel)
  }

  public func handle(_ call: FlutterMethodCall, result: @escaping FlutterResult) {
    switch call.method {
    case "initCommon":

    guard let args = call.arguments as? [String: Any],
              let appKey = args["appKey"] as? String else {
            print("ios友盟初始化失败 没接收到appKey")
            return
        }
    initialize(appKey: appKey)
     
    break

    case "setPolicyGrantResult":
      // initialize()
      break
    default:
      result(FlutterMethodNotImplemented)
    }
    result(true)
  }

  // 初始化
    public func initialize(appKey: String) {
        //设置AppKey，初始化友盟所有组件产品，开发者在友盟官网申请的appkey
        UMConfigure.initWithAppkey(appKey, channel: "AppStore")
        print("ios友盟初始化")
    }
}