//
//  FAQRewardVideoPage.swift
//  Pods
//
//  Created by Jin on 10/23/24.
//

import UIKit
import Flutter

// 激励视频页面
class FAQRewardVideoPage: FAQBaseAdPage, GDTRewardedVideoAdDelegate {
    // 激励视频广告对象
    var rvad: GDTRewardVideoAd?
    // 服务端验证的自定义信息
    var customData: String?
    // 服务端验证的用户信息
    var userId: String?

    // 加载广告
    override func loadAd(call: FlutterMethodCall) {
        guard let arguments = call.arguments as? [String: Any],
            let customData = arguments["customData"] as? String,
            let userId = arguments["userId"] as? String,
            let playMuted = arguments["playMuted"] as? Bool else {
            return
        }
        
        self.customData = customData
        self.userId = userId
        
        // 初始化激励视频广告
        self.rvad = GDTRewardVideoAd(placementId: self.posId)
        self.rvad?.delegate = self
        self.rvad?.videoMuted = playMuted

        // 如果设置了服务端验证，可以设置 serverSideVerificationOptions 属性
        let ssv = GDTServerSideVerificationOptions()
        ssv.userIdentifier = self.userId
        ssv.customRewardString = self.customData
        self.rvad?.serverSideVerificationOptions = ssv
        self.rvad?.load()
    }

    // MARK: - GDTRewardVideoAdDelegate

    func gdt_rewardVideoAdDidLoad(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        if let controller = UIApplication.shared.keyWindow?.rootViewController {
            self.rvad?.show(fromRootViewController: controller)
            // 发送广告事件
            self.sendEventAction(onAdLoaded)
        }
    }

    func gdt_rewardVideoAdVideoDidLoad(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
    }

    func gdt_rewardVideoAdWillVisible(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        // 发送广告事件
        self.sendEventAction(onAdPresent)
    }

    func gdt_rewardVideoAdDidExposed(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        print("广告已曝光")
        // 发送广告事件
        self.sendEventAction(onAdExposure)
    }

    func gdt_rewardVideoAdDidClose(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        print("广告已关闭")
        // 发送广告事件
        self.sendEventAction(onAdClosed)
    }

    func gdt_rewardVideoAdDidClicked(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        print("广告已点击")
        // 发送广告事件
        self.sendEventAction(onAdClicked)
    }

    func gdt_rewardVideoAd(_ rewardedVideoAd: GDTRewardVideoAd, didFailWithError error: Error) {
        print(#function)
        print("ERROR: \(error.localizedDescription)")
        // 发送广告错误事件
        self.sendErrorEvent(errCode: (error as NSError).code, errMsg: error.localizedDescription)
    }

    func gdt_rewardVideoAdDidRewardEffective(_ rewardedVideoAd: GDTRewardVideoAd, info: [AnyHashable: Any]) {
        print(#function)
        if let transId = info["GDT_TRANS_ID"] as? String {
            print("播放达到激励条件 transid: \(transId)")
            // 发送激励事件
            let event = FAQAdRewardEvent(adId: self.posId, transId: transId, customData: self.customData!, userId: self.userId!)
            self.sendEvent(event)
        }
    }

    func gdt_rewardVideoAdDidPlayFinish(_ rewardedVideoAd: GDTRewardVideoAd) {
        print(#function)
        print("视频播放结束")
    }
}