DuduToy/app/src/main/java/com/haochuan/dudutoy/VideoEndDialog.java

package com.haochuan.dudutoy;

import android.app.Activity;
import android.app.Dialog;
import android.app.DialogFragment;
import android.app.FragmentManager;
import android.content.DialogInterface;
import android.content.res.ColorStateList;
import android.graphics.Color;
import android.graphics.drawable.ColorDrawable;
import android.os.Bundle;
import android.view.KeyEvent;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.view.Window;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.android.volley.Request;
import com.android.volley.RequestQueue;
import com.android.volley.Response;
import com.android.volley.VolleyError;
import com.android.volley.toolbox.JsonObjectRequest;
import com.android.volley.toolbox.Volley;

import org.json.JSONObject;
import org.w3c.dom.Text;

import java.text.SimpleDateFormat;
import java.util.Date;


/**
 * Created by yunhaipiaodi on 2017/10/13.
 */

public class VideoEndDialog extends DialogFragment{

    private static String PARAM1 = "uid";
    private static String PARAM2 = "sourceId";
    private static String PARAM3 = "isComplete";

    private String uId = "";
    private String sourceId = "";
    private Boolean isComplete = false;

    private OnClickListener mListener;
    private RequestQueue queue;

    private LinearLayout collectContainer;
    private ImageView collectIcon;
    private TextView collectTitle;

    private long  mLastClickTime = 0;

    public static VideoEndDialog getInstance(String uId,String sourceId,Boolean isComplete){
        VideoEndDialog videoEndDialog = new VideoEndDialog();
        Bundle bundle = new Bundle();
        bundle.putString(PARAM1,uId);
        bundle.putString(PARAM2,sourceId);
        bundle.putBoolean(PARAM3,isComplete);
        videoEndDialog.setArguments(bundle);
        return videoEndDialog;
    }


    @Override
    public void onAttach(Activity activity){
        super.onAttach(activity);
        queue = Volley.newRequestQueue(activity);
        if(activity instanceof OnClickListener){
            mListener = (OnClickListener)activity;
        }else{
            throw new RuntimeException(activity.toString()
                    + " must implement VideoEndDialog.OnClickListener");
        }
    }

    @Override
    public void onCreate(Bundle savedInstanceState){
        super.onCreate(savedInstanceState);
        this.setCancelable(false);
        uId = getArguments().getString(PARAM1);
        sourceId = getArguments().getString(PARAM2);
        isComplete = getArguments().getBoolean(PARAM3);
    }

    @Override
    public void onStart(){
        super.onStart();
        mLastClickTime = getCurrentTime();
        //Toast.makeText(getActivity(),"mLastClickTime:" + mLastClickTime,Toast.LENGTH_LONG ).show();
    }


    private int getCurrentTime(){
        int currentTime = 0;
        SimpleDateFormat simpleDateFormat = new SimpleDateFormat("HHmmss");
        currentTime = Integer.parseInt(simpleDateFormat.format(new Date()));
        return currentTime;
    }

    @Override
    public View onCreateView(LayoutInflater inflater, ViewGroup container,
                             Bundle savedInstanceState)
    {
        Dialog dialog = getDialog();
        dialog.getWindow().requestFeature(Window.FEATURE_NO_TITLE);
        dialog.getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));
        dialog.setOnKeyListener(new DialogInterface.OnKeyListener() {
            @Override
            public boolean onKey(DialogInterface dialog, int keyCode, KeyEvent event) {
                switch (keyCode){
                    case KeyEvent.KEYCODE_BACK:
                        if (getCurrentTime() - mLastClickTime < 2) {
                            return false;
                        }else{
                            VideoEndDialog.this.dismiss();
                            return true;
                        }
                }
                return false;
            }
        });

        View view = inflater.inflate(R.layout.dialog_video_end, container);
        LinearLayout continueBtn = view.findViewById(R.id.continue_play);
        collectContainer = view.findViewById(R.id.collect_video);
        LinearLayout exitBtn = view.findViewById(R.id.exit_play);
        collectIcon = view.findViewById(R.id.collect_icon);
        collectTitle = view.findViewById(R.id.collect_title);

        if(isComplete){
            continueBtn.setVisibility(View.INVISIBLE);
        }

        getCollectState(new OnCollectListener(){

            @Override
            public void onCollected(boolean result) {
                if(result){     //已经收藏
                    collectSet();
                    collectContainer.setOnClickListener(new View.OnClickListener() {
                        @Override
                        public void onClick(View v) {
                            cancelCollectStateToWeb();
                        }
                    });
                }else{          //未收藏
                    noCollectSet();
                    collectContainer.setOnClickListener(new View.OnClickListener() {
                        @Override
                        public void onClick(View v) {
                            addCollectStateToWeb();
                        }
                    });
                }
            }
        });

        continueBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                VideoEndDialog.this.dismiss();
                mListener.onContinuePlay();
            }
        });

        exitBtn.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                mListener.onExit();
            }
        });

        continueBtn.requestFocus();
        return view;
    }

    @Override
    public void onDismiss(DialogInterface dialog) {
        super.onDismiss(dialog);
        if(mListener!=null){
            mListener.onDismiss();
        }
    }

    //没收藏时的设置
    private void noCollectSet(){
        collectTitle.setText("加入收藏");
        collectTitle.setTextColor(getActivity().getResources().getColor(R.color.video_end_text_color));
        collectIcon.setImageResource(R.drawable.btn_icon_add_default);
    }

    //已收藏时的设置
    private void collectSet(){
        collectTitle.setText("取消收藏");
        collectTitle.setTextColor(getActivity().getResources().getColor(R.color.video_end_text_color));
        collectIcon.setImageResource(R.drawable.btn_icon_add_selected);
    }

    public void getCollectState(final OnCollectListener listener ){
        final String requestUrl = new UrlManager().getCollectedStateUrl(uId,sourceId);
        queue.add(new JsonObjectRequest(Request.Method.GET, requestUrl, null, new Response.Listener<JSONObject>() {
            @Override
            public void onResponse(JSONObject response) {
                if(response.has("code")){
                    try{
                        int code = response.getInt("code");
                        switch (code){
                            case 1:
                                listener.onCollected(false);
                                break;
                            case 2:
                                listener.onCollected(true);
                                break;
                            default:
                                listener.onCollected(false);
                                break;
                        }
                    }catch (Exception e){
                        listener.onCollected(false);
                        e.printStackTrace();
                    }

                }
            }
        }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {

            }
        }));
    }

    private void addCollectStateToWeb(){
        final String requestUrl = new UrlManager().addCollectedStateUrl(uId,sourceId,2);
        queue.add(new JsonObjectRequest(Request.Method.GET, requestUrl, null, new Response.Listener<JSONObject>() {
            @Override
            public void onResponse(JSONObject response) {
                if(response.has("code")){
                    try{
                        int code = response.getInt("code");
                        if(code == 0){
                            collectSet();
                            collectContainer.setOnClickListener(new View.OnClickListener() {
                                @Override
                                public void onClick(View v) {
                                    cancelCollectStateToWeb();
                                }
                            });
                        }else{
                            Toast.makeText(getActivity(),"收藏失败",Toast.LENGTH_SHORT).show();
                        }
                    }catch (Exception e){
                        e.printStackTrace();
                    }

                }
            }
        }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {

            }
        }));
    }

    private void cancelCollectStateToWeb(){
        final String requestUrl = new UrlManager().cancelCollectedStateUrl(uId,sourceId,2);
        queue.add(new JsonObjectRequest(Request.Method.GET, requestUrl, null, new Response.Listener<JSONObject>() {
            @Override
            public void onResponse(JSONObject response) {
                if(response.has("code")){
                    try{
                        int code = response.getInt("code");
                        if(code == 0){
                            noCollectSet();
                            collectContainer.setOnClickListener(new View.OnClickListener() {
                                @Override
                                public void onClick(View v) {
                                    addCollectStateToWeb();
                                }
                            });
                        }else{
                            Toast.makeText(getActivity(),"取消收藏失败",Toast.LENGTH_SHORT).show();
                        }
                    }catch (Exception e){
                        e.printStackTrace();
                    }

                }
            }
        }, new Response.ErrorListener() {
            @Override
            public void onErrorResponse(VolleyError error) {

            }
        }));
    }

    @Override
    public void show(FragmentManager manager, String tag) {
        try {
            //在每个add事务前增加一个remove事务，防止连续的add
            manager.beginTransaction().remove(this).commitAllowingStateLoss();
            super.show(manager, tag);
        } catch (Exception e) {
            //同一实例使用不同的tag会异常,这里捕获一下
            e.printStackTrace();
        }
    }

    @Override
    public void onDestroy(){
        collectContainer= null;
        collectIcon = null;
        collectTitle = null;
        super.onDestroy();
    }

    public interface OnCollectListener{
        public void onCollected(boolean result);
    }

    public interface OnClickListener{
        public void onExit();
        public void onDismiss();
        public void onContinuePlay();
    }

}