package com.example.musicwork.freeModel;

import android.app.AlertDialog;
import android.app.Dialog;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.os.Environment;
import android.provider.MediaStore;
//import android.support.annotation.IdRes;
//import android.support.v4.app.NotificationCompat;
//import android.support.v4.view.LayoutInflaterCompat;
//import android.support.v7.app.AlertDialog;
 //import android.support.v7.app.AppCompatActivity;
import android.os.Bundle;
import android.util.Log;
import android.view.LayoutInflater;
import android.view.View;
import android.widget.Button;
import android.widget.EditText;
import android.widget.LinearLayout;
import android.widget.RadioButton;
import android.widget.RadioGroup;
import android.widget.TextView;
import android.widget.Toast;

import androidx.appcompat.app.AppCompatActivity;
import androidx.core.app.ActivityCompat;

import com.example.musicwork.Data;
import com.example.musicwork.R;
import com.example.musicwork.SignIn;

import org.json.JSONException;

import java.io.BufferedReader;
import java.io.DataInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.List;

public class InitActivity extends AppCompatActivity {

    String username ;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_init);
        final Data data = (Data)getApplication();
        username = data.getUsername();
        btnInit();
    }

    //进行动态权限申请
    private static final int REQUEST_EXTERNAL_STORAGE = 1;
    private static String[] PERMISSIONS_STORAGE = {
            "android.permission.READ_EXTERNAL_STORAGE",
            "android.permission.WRITE_EXTERNAL_STORAGE" };

    public void verifyStoragePermissions() {
        try {
            //检测是否有写的权限
            int permission = ActivityCompat.checkSelfPermission(InitActivity.this,
                    "android.permission.READ_EXTERNAL_STORAGE");
            if (permission != PackageManager.PERMISSION_GRANTED) {
                // 没有写的权限，去申请写的权限，会弹出对话框
                ActivityCompat.requestPermissions(InitActivity.this, PERMISSIONS_STORAGE,REQUEST_EXTERNAL_STORAGE);
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    //创建弹窗，显示文件名
    public void showFileName(ArrayList<String> list){
        LinearLayout fileList = new LinearLayout(this);
        fileList.setOrientation(LinearLayout.VERTICAL);
        TextView hintText = new TextView(this);
        hintText.setText("请选择想要打开的音乐文件：");
        hintText.setTextColor(Color.BLACK);
        hintText.setTextSize(15);
        fileList.addView(hintText);

        Dialog dialog = new Dialog(this);
        for(int i=0;i<list.size();i++){
            TextView fileName = new TextView(this);
            fileName.setText(list.get(i));

            LinearLayout.LayoutParams params = new LinearLayout.LayoutParams(LinearLayout.LayoutParams.MATCH_PARENT,LinearLayout.LayoutParams.WRAP_CONTENT);
            params.setMargins(10,5,0,5);
            fileName.setLayoutParams(params);

            fileList.addView(fileName);

            //监听
            fileName.setOnClickListener(new View.OnClickListener() {
                @Override
                public void onClick(View v) {
                    TextView textView = (TextView)v;
                    String fileName = textView.getText().toString();
                    try {
                        if(FileServiceDownload.downloadForm(fileName)){
                           // String string = sentFile(fileName);
                            Toast.makeText(getApplicationContext(),"下载文件成功",Toast.LENGTH_SHORT).show();

                            sentFile(fileName);
                            //Log.e("Init content:",string);
                        }else{
                            Toast.makeText(getApplicationContext(),"下载文件失败",Toast.LENGTH_SHORT).show();
                        }
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                }
            });
        }
        //创建弹窗

        dialog.setContentView(fileList);
        dialog.show();
    }



    //将文件内容传入主活动
    public void sentFile(String filename) throws IOException {
        verifyStoragePermissions();

        Bundle bundle = new Bundle();
        Intent intent = new Intent(InitActivity.this,FreemdActivity.class);//传递输入数据
        bundle.putString("flag","open");

        List<MusicNote> noteList = new ArrayList<>();
        String path=Environment.getExternalStorageDirectory().getPath()+"/Music/"+filename;
        String environment = Environment.getExternalStorageState();
        if(Environment.MEDIA_MOUNTED.equals(environment)) {
            //读文件
            File file = new File(path);

            FileInputStream fis = new FileInputStream(file);
            Log.e("filepath:", file.getPath());
            DataInputStream in = new DataInputStream(fis);
            //StringBuilder content = new StringBuilder();
            BufferedReader reader = new BufferedReader(new InputStreamReader(in));
            String line;
            String mydata = "";
            int i = 0;
            while ((line = reader.readLine()) != null) {
                String[] strarray = line.split(" ");
                bundle.putStringArray("note"+i,strarray);
                i += 1;
                //mydata = mydata + line;
                /*int note = Integer.parseInt(strarray[0]);
                float beat = Float.parseFloat(strarray[1]);
                MusicNote musicNote = new MusicNote(note,beat);
                noteList.add(musicNote);*/
                //Log.e("mydata:", " "+strarray[1]);
            }
            bundle.putInt("length",i);//存储读出的音符列表的长度
    }
       //将数据发送到主活动
        intent.putExtras(bundle);
        startActivity(intent);
    }

    private void btnInit(){
        Button createMusic = (Button)findViewById(R.id.create_music);
        Button openMusic = (Button)findViewById(R.id.open_score);

        //打开文件按钮的监听
        openMusic.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                ArrayList<String> list = new ArrayList<String>();
                try {
                    list=CheckFileList.CheckFileList(SignIn.author_name);
                } catch (IOException e) {
                    e.printStackTrace();
                } catch (JSONException e) {
                    e.printStackTrace();
                }

                showFileName(list);//显示文件列表
            }
        });


        //新建按钮的监听
        createMusic.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                //弹出窗口
                final Intent intent = new Intent(InitActivity.this,FreemdActivity.class);//传递输入数据
                LayoutInflater inflater = (LayoutInflater)getApplicationContext().getSystemService(LAYOUT_INFLATER_SERVICE);
                final View view = inflater.inflate(R.layout.create_layout,null);//加载新建界面布局
                AlertDialog.Builder builder = new AlertDialog.Builder(InitActivity.this);//创建弹出框
                builder.setView(view);//设置弹出框界面
                builder.setTitle("新建简谱").setPositiveButton("确定", new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {//接收输入框输入的信息
                        final Bundle bundle = new Bundle();

                        EditText musicNameView = (EditText)view.findViewById(R.id.music_name);
                        String musicName = musicNameView.getText().toString();//音乐名

                        final RadioGroup musicBeatGroup = (RadioGroup)view.findViewById(R.id.music_beat);
                        RadioButton musicBeatBtn = (RadioButton)view.findViewById(musicBeatGroup.getCheckedRadioButtonId());//被选中的单选按钮
                        String musicBeat = musicBeatBtn.getText().toString();//音乐拍号
                        //存入bundle
                        bundle.putString("flag","init");
                        bundle.putString("musicName",musicName);
                        bundle.putString("musicBeat",musicBeat);

                        intent.putExtras(bundle);
                        dialog.cancel();//关闭弹出框
                        startActivity(intent);
                    }
                }).create().show();

            }
        });
    }
}