package com.activitys;

import androidx.annotation.NonNull;

import android.annotation.SuppressLint;
import android.app.Activity;
import android.os.Bundle;
import android.os.Handler;
import android.os.Message;
import android.util.Log;
import android.view.ViewGroup;
import android.webkit.JavascriptInterface;
import android.webkit.JsResult;
import android.webkit.WebChromeClient;
import android.webkit.WebSettings;
import android.webkit.WebView;
import android.webkit.WebViewClient;
import android.widget.Toast;

import com.comm.ServiceModel;
import com.example.webapp.R;
import com.fbo2206.FBO_ParamDischarge;
import com.fbo2206.MySocketClientThread;
import com.fbs9100.FBS_ComBase;
import com.google.gson.Gson;

import io.dcloud.c.h;

public class Index_activity extends Activity {
    private final static  String TAG = "Index_activity";
    private ServiceModel model;
    private WebView webView;
    private Handler handler;

    private MyJavaScriptInterface myJavaScriptInterface;

    private MySocketClientThread socketClientThread = null;


    @SuppressLint("JavascriptInterface")
    @Override
    protected void onCreate(Bundle savedInstanceState) {

        super.onCreate(savedInstanceState);
        setContentView(R.layout.index_layout);

        //方式1：直接在在Activity中生成
        webView = (WebView)findViewById(R.id.my_webview);
        //handler = new Handler();

        //设置支持JavaScript语言，让WebView支持javascript的动作
        webView.getSettings().setJavaScriptEnabled(true);

        WebSettings webSettings = webView.getSettings();
        webSettings.setSupportZoom(true);
        webSettings.setBuiltInZoomControls(true);
        webSettings.setUseWideViewPort(true);
        webSettings.setLoadWithOverviewMode(true);
        webSettings.setDefaultTextEncodingName("utf-8");

        //交互对象的添加,传入对象在html5界面的javascript中获取，该对象用于两者之间的交互。question,给JavaScript添加一个与之交互的接口,传入一个对象和该对象的名字，在html5端根据这个名字得到对象
        //提供一个供h5交互的对象，并给对象标记个名字供js识别
        //webView.addJavascriptInterface( model = new ServiceModel(), "model");
        //webView.addJavascriptInterface( mUser = new User(), "user");
        webView.addJavascriptInterface( myJavaScriptInterface = new MyJavaScriptInterface(), "JavaScriptInterface");
        //自定义实现alert
        webView.setWebChromeClient(new MyWebChromClient());
        //要加载的页面
        webView.loadUrl("file:///android_asset/apps/HelloH5/www/index.html");

        webView.setWebViewClient(new WebViewClient(){
            @Override
            public boolean shouldOverrideUrlLoading(WebView view,String  url) {
                view.loadUrl(url);
                return true;
            }

            @Override
            public void onPageFinished(WebView view, String url) {
                super.onPageFinished(view, url);
            }
        });

        handler = new Handler(){
            @Override
            public void handleMessage(@NonNull Message msg) {
            if(webView != null){
                ServiceModel model = (ServiceModel)msg.obj;
                Log.e(TAG, "handleMessage: "+model+"%%%%%%%%%%%%" );
                myJavaScriptInterface.sendMessageToJavaScript(model);
            }
            }
        };

        socketClientThread = new MySocketClientThread();
        socketClientThread.start();
    }

    @Override
    protected void onDestroy() {
        if (webView != null) {
            webView.loadDataWithBaseURL(null, "", "text/html", "utf-8", null);
            webView.clearHistory();

            ((ViewGroup) webView.getParent()).removeView(webView);
            webView.destroy();
            webView = null;
        }
        super.onDestroy();
    }


    class MyWebViewClient extends WebViewClient {
        //不重新打开系统的浏览器加载网页
        @Override
        public boolean shouldOverrideUrlLoading(WebView view, String url) {
            view.loadUrl(url);
            return true;
        }

    }
    private class MyWebChromClient extends WebChromeClient{
        //捕获html5 js中的alert事件, 将alert事件转换为Toast形式显示,但是不道为啥我的能toast,但是toast之后输入框的焦点就没有了，不能再输入第二次了，我用的是魅族手机
        @Override
        public boolean onJsAlert(WebView view, String url, String message,
        				JsResult result) {
            Toast.makeText(Index_activity.this, message, Toast.LENGTH_SHORT).show();
            Log.i("TAG", message);
            return true;
        }

    }

    class MyJavaScriptInterface{
        private Gson gson ;

        //将接收到的数据发送给前台JS
        public void sendMessageToJavaScript(ServiceModel model){
            gson = new Gson();
            String json = gson.toJson(model);
            webView.loadUrl("javascript:showInfoFromJava('" + json + "')");
        }

        @JavascriptInterface
        //接收前台JS发送的数据
        public void receiveMessageFromJavaScript(String json){
            Log.e(TAG, "receiveMessageFromJavaScript: $$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$$"+json);
            gson = new Gson();
            model = gson.fromJson(json,ServiceModel.class);
            Log.e(TAG, "receiveMessageFromJavaScript: "+model);
            Log.e(TAG, "receiveMessageFromJavaScript: "+"##############################################################" );
            Object obj = null;
            if(FBS_ComBase.CMD_SETDEVICEIP == model.cmd){
                //设置设备的ip地址
                MySocketClientThread.server_ip = model.msg;
                model.cmd = FBS_ComBase.CMD_STARTCNNECT;                //开始通信

            }else if(FBS_ComBase.CMD_SetDischargeParm == model.cmd){
                FBO_ParamDischarge param = gson.fromJson(model.data.toString(),FBO_ParamDischarge.class);
                obj = param;
            }

            sendMessageToSocketClient(handler,model.cmd,obj);
        }
    }

    private boolean sendMessageToSocketClient(Handler handler, int cmd, Object FBS_data)
    {
        ServiceModel model = new ServiceModel();
        model.handler = handler;
        model.msg = "Request FBSdata from BattChargeParamACT";
        model.cmd = cmd;
        model.data = FBS_data;

        Message childMsg = socketClientThread.mHandler.obtainMessage();
        childMsg.obj = model;
        return (socketClientThread.mHandler.sendMessage(childMsg));
    }
}