package com.hdl.photovoltaic.push;

import android.app.ActivityManager;
import android.app.NotificationChannel;
import android.app.NotificationManager;
import android.app.PendingIntent;
import android.content.Context;
import android.content.Intent;
import android.os.Build;
import android.text.TextUtils;
import android.util.Log;

import androidx.annotation.RequiresApi;
import androidx.core.app.NotificationCompat;

import com.alibaba.fastjson.JSON;
import com.alibaba.fastjson.JSONObject;
import com.hdl.photovoltaic.R;
import com.hdl.photovoltaic.config.ConstantManage;
import com.hdl.photovoltaic.other.HdlPushLogic;
import com.hdl.photovoltaic.ui.StartActivity;
import com.hdl.photovoltaic.uni.HDLUniMPSDKManager;
import com.hdl.sdk.link.core.bean.eventbus.BaseEventBus;

import org.greenrobot.eventbus.EventBus;

import java.util.List;

/**
 * 自定义状态的消息样式
 */
public class CustomNotification {
    private static final String TAG = "CustomNotification";

    private static volatile CustomNotification sCustomNotification;

    /**
     * 获取当前对象
     *
     * @return HdlDeviceLogic
     */
    public static synchronized CustomNotification getInstance() {
        if (sCustomNotification == null) {
            synchronized (CustomNotification.class) {
                if (sCustomNotification == null) {
                    sCustomNotification = new CustomNotification();
                }
            }

        }
        return sCustomNotification;
    }

    /**
     * 推送消息处理
     *
     * @param context  上下文
     * @param title    标题
     * @param content  内容
     * @param data     消息负载数据
     * @param fromPush 表示来自极光，FCM，阿里云平台的消息
     */
    public void messageDataProcessing(Context context, String title, String content, String data, FromPush fromPush) {
        Log.d(TAG, "推送消息处理：" + data);
        if (TextUtils.isEmpty(data)) {
            return;
        }
        PushMessageInfoBean pushMessageInfoBean = HdlPushLogic.getInstance().pushDataProcessing(title, content, data);
        //原生在前台或者uni在前台
        if (this.isAppInForegroundOrIsShowUniMP(context)) {
            HdlPushLogic.getInstance().PushPushCommonData(context, pushMessageInfoBean, false);
        } else {
            this.showCustomNotification(context, pushMessageInfoBean, fromPush);
        }
//        this.showCustomNotification(context, pushMessageInfoBean);
    }

    /**
     * 是否在前台  true表示在前台，false表示在后台
     *
     * @param context 上下文
     * @return true表示在前台，false表示在后台
     */
    public boolean isAppInForegroundOrIsShowUniMP(Context context) {
        return (this.isAppInForeground(context) || HDLUniMPSDKManager.getInstance().showUniMP());
    }

    /**
     * 处理通知消息（应用在后台时，系统会自动显示通知）
     *
     * @param pushMessageInfoBean 推送数据转换成pushMessageInfoBean对象
     * @param fromPush            表示来自极光，FCM，阿里云平台的消息
     */
    private void showCustomNotification(Context context, PushMessageInfoBean pushMessageInfoBean, FromPush fromPush) {
        NotificationManager notificationManager =
                (NotificationManager) context.getSystemService(Context.NOTIFICATION_SERVICE);

        // 创建通知渠道（Android 8.0+）
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
            createNotificationChannel(notificationManager);
        }

        // 构建通知内容
        NotificationCompat.Builder builder = new NotificationCompat.Builder(context, "fcm_channel")
                .setSmallIcon(R.drawable.notification_logo)
                .setContentTitle(pushMessageInfoBean.getTitle())
                .setContentText(pushMessageInfoBean.getContent())
                .setAutoCancel(true)
                .setWhen(System.currentTimeMillis());

        // 设置点击意图,为通知添加点击后的跳转意图
        Intent intent = createNotificationIntent(context, pushMessageInfoBean, fromPush);
        PendingIntent pendingIntent = PendingIntent.getActivity(
                context, 0, intent, PendingIntent.FLAG_UPDATE_CURRENT | PendingIntent.FLAG_IMMUTABLE);
        builder.setContentIntent(pendingIntent);

        // 发送通知,通知栏显示通知
        int notificationId = (int) System.currentTimeMillis();  // 每个通知的唯一ID
        notificationManager.notify(notificationId, builder.build());
    }

    @RequiresApi(api = Build.VERSION_CODES.O)
    public void createNotificationChannel(NotificationManager notificationManager) {
        NotificationChannel channel = new NotificationChannel(
                "push_channel",
                "push Message",
                NotificationManager.IMPORTANCE_HIGH
        );
        channel.setDescription("Firebase Cloud Messaging Notification");
        notificationManager.createNotificationChannel(channel);
    }

    /**
     * 获取Intent
     * @param context 上下文
     * @param pushMessageInfoBean 数据模型
     * @param fromPush 消息来自（极光，谷歌，阿里云）平台
     * @return 意图
     */
    public Intent createNotificationIntent(Context context, PushMessageInfoBean pushMessageInfoBean, FromPush fromPush) {
        Intent intent = new Intent(context, StartActivity.class);
        if (pushMessageInfoBean != null) {
            //传递推送数据
            intent.putExtra("from_message", fromPush);
            intent.putExtra("pushData", JSONObject.toJSONString(pushMessageInfoBean));
        }
        //设置标志，清空任务栈
        intent.setFlags(Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TOP);
        return intent;
    }

    private void sendRegistrationToServer(String token) {
        // 将 FCM Token 发送到您的服务器
        // 可以使用 Retrofit、Volley 等网络库
        Log.d(TAG, "发送 Token 到服务器: " + token);
        if (TextUtils.isEmpty(token)) {
            return;
        }

        BaseEventBus bus = new BaseEventBus();
        bus.setTopic(ConstantManage.refresh_push_token);
        bus.setType(token);
        EventBus.getDefault().post(bus);
//        // 示例：使用 SharedPreferences 存储 token
//        SharedPreferences prefs = getSharedPreferences("fcm_prefs", MODE_PRIVATE);
//        prefs.edit().putString("fcm_token", token).apply();
    }


    /**
     * 应用是否在前台
     *
     * @param context 上下
     * @return true表示在前台，false在后台
     */
    private boolean isAppInForeground(Context context) {
        try {
            ActivityManager activityManager = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
            List<ActivityManager.RunningAppProcessInfo> appProcesses = activityManager.getRunningAppProcesses();
            if (appProcesses == null) {
                return false;
            }
            final String packageName = context.getPackageName();
            for (ActivityManager.RunningAppProcessInfo appProcess : appProcesses) {
                if (appProcess.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND &&
                        appProcess.processName.equals(packageName)) {
                    return true;
                }
            }
            return false;
        } catch (Exception e) {
            return false;
        }
    }

    public enum FromPush {
        FCM,
        AliYun,
        JPush,
    }
}