package com.unity3d.player;

import android.app.Activity;
import android.app.AlertDialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.SharedPreferences;
import android.os.Bundle;
import android.webkit.WebView;

//
//这段代码用于在用户第一次启动应用时显示隐私政策界面，用户可以选择同意或拒绝隐私政策
//如果用户同意隐私政策则进入Unity Activity，否则退出应用
//请将AndroidManifest中的默认启动Activity设置为PrivacyActivity
//
public class PrivacyActivity extends Activity implements DialogInterface.OnClickListener {


    final String privacyContent = "欢迎使用本游戏，在使用前，清充分阅读并理解以下内容";

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if(GetPrivacyAccept()){
            //如果用户已经同意隐私政策则直接进入Unity Activity
            EnterUnityActivity();
            return;
        }

        ShowPrivacyDialog();
    }

    private void ShowPrivacyDialog(){
        WebView webView = new WebView(this);
        webView.loadData(privacyContent, "text/html", "utf-8");
        AlertDialog.Builder privacyDialog = new AlertDialog.Builder(this);
        privacyDialog.setCancelable(false);
        privacyDialog.setTitle("隐私政策");
        privacyDialog.setView(webView);
        privacyDialog.setPositiveButton("同意", this);
        privacyDialog.setNegativeButton("拒绝", this);
        privacyDialog.create().show();
    }

    @Override
    public void onClick(DialogInterface dialog, int which) {
        switch (which) {
            case AlertDialog.BUTTON_POSITIVE://点击同意按钮
                SetPrivacyAccept(true);//设置已经同意隐私政策
                EnterUnityActivity();//进入Unity Activity
                break;
            case AlertDialog.BUTTON_NEGATIVE://点击拒绝按钮
                finish();
                break;
            default:
                break;
        }
    }

    private void EnterUnityActivity() {
        Intent unityAct = new Intent();
        unityAct.setClassName(this, "com.unity3d.player.UnityPlayerActivity");
        this.startActivity(unityAct);
    }

    private void SetPrivacyAccept(boolean isAccept) {
        //设置已经同意隐私政策
        //这里可以使用SharedPreferences保存用户的选择
        SharedPreferences.Editor prefs = this.getSharedPreferences("PlayerPrefs", MODE_PRIVATE).edit();
        prefs.putBoolean("PrivacyAccept", isAccept);
        prefs.apply();
    }

    private boolean GetPrivacyAccept() {
        //获取用户是否同意隐私政策
        SharedPreferences prefs = this.getSharedPreferences("PlayerPrefs", MODE_PRIVATE);
        return prefs.getBoolean("PrivacyAccept", false);
    }
}