#if UNITY_ANDROID
using UnityEngine;
using LitJson;
using System;

/// <summary>
/// Android平台SDK实现，继承SDKBaseImpl。
/// 通过AndroidJavaClass与原生SDK交互。
/// </summary>
public class SDKAndroidImpl : SDKBaseImpl
{
    public SDKAndroidImpl(SDKUtils utils) : base(utils) { }

    // -------------------------------------------------------
    // 底层消息发送 —— 通过AndroidJavaClass调用原生SDK
    // -------------------------------------------------------
    public override void SendToNative(string jsonStr)
    {
        if (VersionConfig.Get().appId == "sghy")
        {
            using (var sdk = new AndroidJavaClass("com.xssg.sdk.UnityMsgHandler"))
                sdk.CallStatic("onUnityMessage", jsonStr);
        }
        else
        {
            using (var sdk = new AndroidJavaClass("com.wgyx.sdk.UnityMsgHandler"))
                sdk.CallStatic("onUnityMessage", jsonStr);
        }
    }

    // -------------------------------------------------------
    // 初始化 —— 检查内置资源拷贝状态 + 同步包ID
    // -------------------------------------------------------
    public override void InitPlatform()
    {
        var savedVer = LocalSave.GetString("BuiltInAssetCopyCompleted_Android");
        SDKUtils.builtinAssetCopyFinished = !string.IsNullOrEmpty(savedVer)
            && VersionConfig.Get().version == savedVer;
        SyncClientPackageID();
    }

    // -------------------------------------------------------
    // SDK登录 —— 走正常原生SDK流程
    // -------------------------------------------------------
    public override void FreePlatformLogin()
    {
        utils.SendSdkMessage(SDKUtils.CodeU2A.FreePlatformLogin);
    }

    // -------------------------------------------------------
    // 设备信息 —— Android特有：mac/imei/totalMemory
    // -------------------------------------------------------
    public override void FillDeviceInfo(JsonData json)
    {
        utils.Device.macAddress = json["mac"].ToString();
        utils.Device.imei = json["imei"] != null ? json["imei"].ToString() : utils.Device.uniqueID;
        utils.Device.totalMemory = (int)json["memoryTotal"];
    }

    // -------------------------------------------------------
    // 退出游戏
    // -------------------------------------------------------
    public override void ExitGame()
    {
        Application.Quit();
    }

    // -------------------------------------------------------
    // Android专属：权限 & 包ID
    // -------------------------------------------------------

    public override void SyncClientPackageID()
    {
        utils.SendSdkMessage(SDKUtils.CodeU2A.ClientPackage,
            json => json["clientPkgID"] = VersionConfig.Get().clientPackageFlag);
    }

    public override void RequestPermission(string permission, Action<string, int> callBack)
    {
        utils.RegisterPermissionCallback(callBack);
        utils.SendSdkMessage(SDKUtils.CodeU2A.RequestPermission,
            json => json["permission"] = permission);
    }

    public override void RequestPermissionStart()
    {
        utils.SendSdkMessage(SDKUtils.CodeU2A.RequestPermissionStart);
    }

    // -------------------------------------------------------
    // 静态工具 —— 获取Android应用上下文
    // -------------------------------------------------------
    public static AndroidJavaObject GetApplicationContext()
    {
        using (var jc = new AndroidJavaClass("com.unity3d.player.UnityPlayer"))
        using (var jo = jc.GetStatic<AndroidJavaObject>("currentActivity"))
            return jo.Call<AndroidJavaObject>("getApplicationContext");
    }
}
#endif