package cn.flightfeather.thirdapp.activity;

import android.content.DialogInterface;
import android.content.Intent;
import android.database.Cursor;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.Environment;
import android.provider.MediaStore;
import android.support.v4.content.FileProvider;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.view.MenuItem;
import android.view.View;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;

import com.ping.greendao.gen.MediafileDao;

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.Date;
import java.util.List;

import cn.flightfeather.thirdapp.CommonApplication;
import cn.flightfeather.thirdapp.R;
import cn.flightfeather.thirdapp.bean.entity.Mediafile;
import cn.flightfeather.thirdapp.bean.entity.Subtask;
import cn.flightfeather.thirdapp.bean.vo.GitlistVo;
import cn.flightfeather.thirdapp.task.DownloadAndSetImageTask;
import cn.flightfeather.thirdapp.task.SetImageTask;
import cn.flightfeather.thirdapp.util.DateFormatter;
import cn.flightfeather.thirdapp.util.UUIDGenerator;

public class GitDetailActivity extends AppCompatActivity {
    private TextView tv_gitName;
    private TextView tv_gitDes;
    private TextView tv_gitTime;
    private ImageView iv_photo1;
    private ImageView iv_photo2;
    private ImageView iv_photo3;
    private List<ImageView > ivPhotoList;
    private LinearLayout ll_shareAll;
    private List<Mediafile> mediaFileList;
    private GitlistVo gitlistVoCurrent;
    private Subtask subTaskSelected;
    private MediafileDao mediafileDao;
    private CommonApplication application;
    private final int TAKE_GIT_PHOTO =10;
    private final int PICK_GIT_PHOTO =11;
    private final int VIEW_GIT_PHOTO =12;
    private String inspectionGuid ="";
    private String scenceAddress = "";
    private File fileCurrent;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_git_detail);
        application = (CommonApplication) getApplication();
        initUI();
        initData();
    }
    //初始化界面
    private void initUI() {
        getSupportActionBar().setTitle("技防措施详情");
        getSupportActionBar().setDisplayHomeAsUpEnabled(true);
        tv_gitName = (TextView) findViewById(R.id.tv_git_name);
        tv_gitTime = (TextView) findViewById(R.id.tv_git_time);
        tv_gitDes = (TextView) findViewById(R.id.tv_git_des);
        iv_photo1 = (ImageView) findViewById(R.id.iv_git_photo1);
        iv_photo2  = (ImageView) findViewById(R.id.iv_git_photo2);
        iv_photo3 = (ImageView) findViewById(R.id.iv_git_photo3);
        ll_shareAll = (LinearLayout) findViewById(R.id.ll_share_all_git);
        ll_shareAll.setVisibility(View.GONE);
    }
    //初始化数据
    private void initData() {
        Intent intent  = getIntent();
        gitlistVoCurrent = (GitlistVo) intent.getSerializableExtra("gitlistVo");
        subTaskSelected = (Subtask) intent.getSerializableExtra("subTask");
        inspectionGuid = intent.getStringExtra("inspectionGuid");
        scenceAddress = intent.getStringExtra("scenseAddress");

        if (gitlistVoCurrent!=null&&subTaskSelected!=null){
            tv_gitName.setText(gitlistVoCurrent.getName());
            tv_gitDes.setText(gitlistVoCurrent.getDesc());
            tv_gitTime.setText(DateFormatter.dateTimeFormat.format(gitlistVoCurrent.getCreatedate()));
            ivPhotoList = new ArrayList<>();
            ivPhotoList.add(iv_photo1);
            ivPhotoList.add(iv_photo2);
            ivPhotoList.add(iv_photo3);

            mediafileDao = application.getDaoSession().getMediafileDao();
            mediaFileList = new ArrayList<>();
            mediaFileList.addAll(gitlistVoCurrent.getMediafileList());
            mediaFileList.addAll(mediafileDao.queryBuilder().where(MediafileDao.Properties.Businessguid.eq(gitlistVoCurrent.getGuid())).where(MediafileDao.Properties.Remark.eq("未上传")).list());
            loadImage(mediaFileList);

        }else {
            Toast.makeText(this, "获取数据失败", Toast.LENGTH_SHORT).show();
        }


    }
    //加载并显示图片
    private void loadImage(List<Mediafile> mediafileList){
        if (mediafileList!=null&&mediafileList.size()>0){
            for (int i = 0;i<mediafileList.size();i++){
                Mediafile mediaFile = mediafileList.get(i);
                File file =getFileFromMediaFile(mediaFile);
                if (file.exists()){
                    SetImageTask task1 = new SetImageTask(file, ivPhotoList.get(i), this);
                    task1.execute();
                }else {
                    DownloadAndSetImageTask task = new DownloadAndSetImageTask(mediaFile,ivPhotoList.get(i),this);
                    task.execute();
                }

            }
        }
        refreshImageListener(false);

    }
    private File getFileFromMediaFile(Mediafile mediafile){
        File file = new File(Environment.getExternalStorageDirectory(), (mediafile.getPath() + mediafile.getDescription()));
        return file;
    }

    private List<File> getFilesFromMediaFile(List<Mediafile> mediafiles){
        List<File> files = new ArrayList<>();
        for (Mediafile m : mediafiles) {
            File file = new File(Environment.getExternalStorageDirectory(), (m.getPath() + m.getDescription()));
            files.add(file);
        }

        return files;
    }
    //刷新图片和点击事件
    private void refreshImageListener(boolean resetImage){
        if (mediaFileList.size()>0){
            ivPhotoList.get(mediaFileList.size()-1).setImageResource(R.drawable.icon_add_photo_blank);
        }
        for (int i = 0;i<mediaFileList.size();i++){
            if (resetImage){
                SetImageTask task1 = new SetImageTask(getFileFromMediaFile(mediaFileList.get(i)), ivPhotoList.get(i), this);
                task1.execute();
            }
            ivPhotoList.get(i).setOnClickListener(showPhotoClicker(getFilesFromMediaFile(mediaFileList),i,mediaFileList));
        }

        if (mediaFileList.size() < 3) {
                ImageView iv_addProblemPhoto = ivPhotoList.get(mediaFileList.size());
                iv_addProblemPhoto.setImageResource(R.drawable.icon_add_photo);
                iv_addProblemPhoto.setOnClickListener(addPhotoClickListener());
                if (mediaFileList.size()<2){
                    ivPhotoList.get(mediaFileList.size()+1).setImageResource(R.drawable.icon_add_photo_blank);
                }
        }


    }

    //添加图片用的点击事件
    public View.OnClickListener addPhotoClickListener() {
        View.OnClickListener listener = new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                String[] items = {"拍照", "从相册选取"};
                AlertDialog.Builder dialog = new AlertDialog.Builder(GitDetailActivity.this);
                dialog.setItems(items, new DialogInterface.OnClickListener() {
                    @Override
                    public void onClick(DialogInterface dialog, int which) {
                        if (which == 0) {
                            takePhoto(TAKE_GIT_PHOTO);
                        } else if (which == 1) {
                            pickPhoto(PICK_GIT_PHOTO);
                        }
                    }
                });
                dialog.show();
            }
        };
        return listener;
    }

    //从相册中选择图片
    public void pickPhoto(int type) {
        Intent intent = new Intent();
        intent.setAction(Intent.ACTION_PICK);//Pick an item fromthe data
        intent.setType("image/*");//从所有图片中进行选择
        startActivityForResult(intent, type);
    }
    //拍照
    public void takePhoto(int type) {
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);
        //判断要跳转的目的地是否为空
        if (intent.resolveActivity(getPackageManager()) != null) {
            File path = getNewGitFile();

            if (path!=null){
                //安卓7.0适配
                Uri uri;
                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
                    uri = FileProvider.getUriForFile(GitDetailActivity.this, "cn.flightfeather.thirdapp.fileProvider", path);
                } else {
                    uri = Uri.fromFile(path);
                }
                intent.putExtra(MediaStore.EXTRA_OUTPUT, uri);
                fileCurrent = path;
                startActivityForResult(intent, type);
            }else {
                Toast.makeText(application, "错误，获取subtask失败", Toast.LENGTH_SHORT).show();
            }

        }
    }

    private File getNewGitFile(){
        File newFile = null;
        if (subTaskSelected!=null){
            java.util.Calendar calendar = java.util.Calendar.getInstance();
            calendar.setTime(subTaskSelected.getExecutionstarttime());
            String parent = "FlightFeather/Photo/" + subTaskSelected.getDistrictname() + "/" + calendar.get(java.util.Calendar.YEAR) + "年" + (calendar.get(java.util.Calendar.MONTH) + 1) + "月/" + (calendar.get(java.util.Calendar.MONTH) + 1) + "月" + calendar.get(java.util.Calendar.DAY_OF_MONTH) + "日/" + subTaskSelected.getScensename() + "/技防措施/";
            String fileName =  gitlistVoCurrent.getName()+ " "+ UUIDGenerator.generateUUID(4)+".jpg";
            newFile = new File(Environment.getExternalStorageDirectory(), (parent + fileName));
            newFile.getParentFile().mkdirs();
        }else {
            Toast.makeText(application, "无subtask", Toast.LENGTH_SHORT).show();
        }

        return newFile;
    }


    //跳转到photoviewer
    private View.OnClickListener showPhotoClicker(final List<File> files, final int position, final List<Mediafile> mediafiles){
        View.OnClickListener listener = new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                Intent intent = new Intent(GitDetailActivity.this,PhotoViewerActivity.class);
                intent.putExtra("position",position);
                intent.putExtra("type",PhotoViewerActivity.GIT_PHOTO);
                intent.putExtra(PhotoViewerActivity.PARA_MEDIAS, (Serializable) mediafiles);
                intent.putExtra("deletable",true);
                intent.putExtra(PhotoViewerActivity.PARA_FILES, (Serializable) files);
                startActivityForResult(intent,VIEW_GIT_PHOTO);
            }
        };
        return listener;
    }

    private Mediafile newMediaFile(File file){
        Mediafile mediaFile = new Mediafile();
        mediaFile.setGuid(UUIDGenerator.generate16ShortUUID());
        mediaFile.setIguid(inspectionGuid);
        mediaFile.setBusinessguid(gitlistVoCurrent.getGuid());
        mediaFile.setAddress(scenceAddress);
        mediaFile.setFiletype(1);
        mediaFile.setBusinesstype("技防措施");
        mediaFile.setBusinesstypeid(intToByte(2));
        String path = file.getParent().substring(20)+"/";
        mediaFile.setPath(path);
        mediaFile.setDescription(file.getName());
        mediaFile.setSavetime(new Date());
        String exetension1 =subTaskSelected.getCitycode()+"/"+subTaskSelected.getDistrictcode()+"/"+ DateFormatter.dateFormat2.format(subTaskSelected.getExecutionstarttime())+"/"+subTaskSelected.getScenseid()+"/技防措施/";
        mediaFile.setExtension1(exetension1);
        mediaFile.setRemark("未上传");
        return mediaFile;

    }
    public static byte intToByte(int x) {
        return (byte) x;
    }
    @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        switch (item.getItemId()) {
            case android.R.id.home:
                finish();
                break;
            default:
                break;
        }
        return super.onOptionsItemSelected(item);
    }

    //复制文件
    public static void copyfile(File oldfile, File newfile) throws IOException {
        FileInputStream ins = new FileInputStream(oldfile);
        FileOutputStream out = new FileOutputStream(newfile);
        //自定义缓冲对象
        byte[] b = new byte[1024];
        int n = 0;
        while ((n = ins.read(b)) != -1) {
            out.write(b, 0, b.length);
        }
        ins.close();
        out.close();

        System.out.println("copy success");
    }
    @Override
    protected void onActivityResult(int requestCode, int resultCode, Intent data) {
        super.onActivityResult(requestCode, resultCode, data);
        if (requestCode ==TAKE_GIT_PHOTO&&resultCode ==RESULT_OK){

                Mediafile mediafile = newMediaFile(fileCurrent);
                mediaFileList.add(mediafile);
                mediafileDao.insert(mediafile);
                refreshImageListener(true);

        }else if (requestCode ==PICK_GIT_PHOTO&&resultCode ==RESULT_OK){
            Uri selectedImage = data.getData(); //获取系统返回的照片的Uri
            String[] filePathColumn = {MediaStore.Images.Media.DATA};
            File oldFile = null;
            Cursor cursor = getContentResolver().query(selectedImage,
                    filePathColumn, null, null, null);//从系统表中查询指定Uri对应的照片
            if (cursor!=null){
                cursor.moveToFirst();
                int columnIndex = cursor.getColumnIndex(filePathColumn[0]);
                String picturePath = cursor.getString(columnIndex);  //获取照片路径
                oldFile = new File(picturePath);
                cursor.close();
            }else {
                String a =selectedImage.getPath();
                oldFile = new File(a);
            }
            File newFile = getNewGitFile();
            try {
                copyfile(oldFile,newFile);
                Mediafile mediafile = newMediaFile(newFile);
                mediaFileList.add(mediafile);
                mediafileDao.insert(mediafile);
                refreshImageListener(true);

            } catch (IOException e) {
                e.printStackTrace();
            }
        }else if (requestCode == VIEW_GIT_PHOTO&&resultCode ==RESULT_OK){
            if (data!=null){
                int position = data.getIntExtra("position",-1);
                if (position>-1){
                    mediaFileList.remove(position);
                    refreshImageListener(true);
                }
            }
        }
    }
}