package cn.flightfeather.thirdapp.activity;

import android.content.DialogInterface;
import android.content.Intent;
import android.net.Uri;
import android.os.Build;
import android.os.Bundle;
import android.os.StrictMode;
import android.support.v4.view.ViewPager;
import android.support.v7.app.AlertDialog;
import android.support.v7.app.AppCompatActivity;
import android.view.View;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.bm.library.PhotoView;
import com.ping.greendao.gen.MediafileDao;

import java.io.File;
import java.util.List;

import cn.flightfeather.thirdapp.CommonApplication;
import cn.flightfeather.thirdapp.R;
import cn.flightfeather.thirdapp.adapter.CommonPagerAdapter;
import cn.flightfeather.thirdapp.bean.Mediafile;
import okhttp3.ResponseBody;
import retrofit2.Call;
import retrofit2.Callback;
import retrofit2.Response;
import retrofit2.http.DELETE;
import retrofit2.http.Path;

public class PhotoViewerActivity extends AppCompatActivity implements View.OnClickListener{
    private PhotoView pv_main;
    private TextView tv_name;
    private ImageView iv_delete;
    private ImageView iv_share;
    private TextView tv_currentP;
    private TextView tv_totalCount;
    private ViewPager view_pager;
    private  int type;
    private boolean deletable;
    private  File file;
    private List<File> files;
    private List<Mediafile> mediafiles;
    private Mediafile mediafile;
    private int position;
    public static final  int CAMERA_PHOTO = 10;
    public static final int CAMERA_PHOTO_TEMP =14;
    public static final int SIGN_PHOTO =11;
    public static final int EVIDENCE_PHOTO = 12;
    public static final int EVIDENCE_PHOTO_TEMP =16;
    public static final int GIT_PHOTO =15;
    public static final int GIT_PHOTO_TEMP=13;
    public static final int PROBLEM_PHOTO =17;
    public static final int CHANGE_PHOTO =18;

    public static final String PARA_FILES = "files";
    public static final String PARA_MEDIAS = "mediaFiles";

    private CommonApplication application;
    private PhotoViewerService photoViewerService;
    private MediafileDao mediafileDao;

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        setContentView(R.layout.activity_photo_viewer);
        application = (CommonApplication) getApplication();
        initUI();
        initData2();

    }
    //初始化界面
    private void initUI() {
        tv_currentP = findViewById(R.id.tv_currentP);
        tv_totalCount = findViewById(R.id.tv_totalCount);
        tv_name = (TextView) findViewById(R.id.tv_name);
        iv_delete = (ImageView) findViewById(R.id.iv_delete);
        iv_share = (ImageView) findViewById(R.id.iv_share);
        view_pager = findViewById(R.id.view_pager);

    }
    //初始化数据
//    private void initData() {
//        photoViewerService = (PhotoViewerService) application.getRetrofit().create(PhotoViewerService.class);
//        mediafileDao = application.getDaoSession().getMediafileDao();
//
//        Intent intent = getIntent();
//        file = (File) intent.getSerializableExtra("file");
//        type = intent.getIntExtra("type",0);
//        deletable = intent.getBooleanExtra("deletable",false);
//
//
//
//        if (file!=null){
//            Bitmap bm = BitmapFactory.decodeFile(file.getAbsolutePath());
//            pv_main.setImageBitmap(bm);
//
//            String name = file.getName();
//            if (name.length()>8){
//                tv_name.setTitle(name.substring(0,name.length()-8));
//            }else {
//                tv_name.setTitle(name);
//            }
//
//
//            iv_share.setOnClickListener(this);
//            if (!deletable){
//                iv_delete.setVisibility(View.GONE);
//            }else {
//                mediafile = (Mediafile) intent.getSerializableExtra("mediaFile");
//                if (mediafile ==null&&type!= GIT_PHOTO_TEMP&&type!=CAMERA_PHOTO_TEMP&&type!=EVIDENCE_PHOTO_TEMP){
//                    Toast.makeText(application, "mediaFile获取失败", Toast.LENGTH_SHORT).show();
//                    iv_delete.setVisibility(View.GONE);
//                }
//                position = intent.getIntExtra("position",-1);
//                iv_delete.setOnClickListener(this);
//            }
//
//        }
//    }

    private void initData2() {
        photoViewerService = (PhotoViewerService) application.getRetrofit().create(PhotoViewerService.class);
        mediafileDao = application.getDaoSession().getMediafileDao();

        Intent intent = getIntent();
        files = (List<File>) intent.getSerializableExtra(PARA_FILES);
        type = intent.getIntExtra("type",0);
        deletable = intent.getBooleanExtra("deletable",false);
        mediafiles = (List<Mediafile>) intent.getSerializableExtra(PARA_MEDIAS);
        position = intent.getIntExtra("position",-1);

        iv_share.setOnClickListener(this);

        if (!deletable){
            iv_delete.setVisibility(View.GONE);
        }else {
            if (mediafiles ==null&&type!= GIT_PHOTO_TEMP&&type!=CAMERA_PHOTO_TEMP&&type!=EVIDENCE_PHOTO_TEMP){
                Toast.makeText(application, "mediaFile获取失败", Toast.LENGTH_SHORT).show();
                iv_delete.setVisibility(View.GONE);
            }
            iv_delete.setOnClickListener(this);
        }

        if (files != null && files.size() > 0) {
            tv_currentP.setText(String.valueOf(position + 1));
            tv_totalCount.setText(String.valueOf(files.size()));

            String name = files.get(position).getName();
            if (name.length() > 8) {
                tv_name.setText(name.substring(0, name.length() - 8));
            } else {
                tv_name.setText(name);
            }

            view_pager.setAdapter(new CommonPagerAdapter(files, this));
            view_pager.setCurrentItem(position);
            view_pager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
                @Override
                public void onPageScrolled(int i, float v, int i1) {

                }

                @Override
                public void onPageSelected(int i) {
                    String name = files.get(i).getName();
                    if (name.length() > 8) {
                        tv_name.setText(name.substring(0, name.length() - 8));
                    } else {
                        tv_name.setText(name);
                    }
                    position = i;
                    tv_currentP.setText(String.valueOf(i + 1));
                }

                @Override
                public void onPageScrollStateChanged(int i) {

                }
            });
        }
    }

    //分享单张图片
    private void shareSingPhoto(File file){
        //分享图片
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.N) {
            StrictMode.VmPolicy.Builder builder = new StrictMode.VmPolicy.Builder();
            StrictMode.setVmPolicy(builder.build());
        }
        Uri imageUri = Uri.fromFile(file);
//        Uri imageUri = FileProvider.getUriForFile(getApplication(), getApplicationContext().getPackageName() + ".fileProvider", file);
        Intent shareIntent = new Intent();
        shareIntent.setAction(Intent.ACTION_SEND);
        shareIntent.putExtra(Intent.EXTRA_STREAM,imageUri);
        shareIntent.setType("image/*");
        startActivity(Intent.createChooser(shareIntent, "分享一张图片"));
    }
    //显示删除的dialog
    private void showDeleteDialog(){
        AlertDialog.Builder dialog = new AlertDialog.Builder(this);
        dialog.setTitle("要删除这张照片吗？");
        dialog.setPositiveButton("确定", new DialogInterface.OnClickListener() {
            @Override
            public void onClick(DialogInterface dialogInterface, int i) {
                    delete(type);

            }
        });
        dialog.setNegativeButton("取消",null);
        dialog.show();
    }

    private void delete(final int type){
        //postion有值则删除代码写在跳转前actiivty中，否则立即删除
        if (type ==GIT_PHOTO_TEMP||type ==CAMERA_PHOTO_TEMP||type == EVIDENCE_PHOTO_TEMP){
            if (position>-1){
                Intent intent = new Intent();
                intent.putExtra("position",position);
                setResult(RESULT_OK,intent);
                finish();
            }

        }else {
            final Mediafile m = mediafiles.get(position);
            if (m.getRemark().equals("未上传")){
                if (type ==CAMERA_PHOTO||type ==SIGN_PHOTO||type ==GIT_PHOTO||type ==PROBLEM_PHOTO||type ==CHANGE_PHOTO){
                    mediafileDao.deleteByKey(m.getGuid());
                    files.get(position).delete();
                    Toast.makeText(application, "删除成功(local)", Toast.LENGTH_SHORT).show();
                    setDeleteResult(type);
                    finish();
                }

            }else if (m.getRemark().equals("已上传")){
                Call<ResponseBody> deletePhoto = photoViewerService.deleteMediaFile(m.getGuid());
                deletePhoto.enqueue(new Callback<ResponseBody>() {
                    @Override
                    public void onResponse(Call<ResponseBody> call, Response<ResponseBody> response) {
                        if (response.body()!=null){
                            if (type == CAMERA_PHOTO||type == SIGN_PHOTO||type == GIT_PHOTO||type ==PROBLEM_PHOTO||type ==CHANGE_PHOTO){
                                mediafileDao.deleteByKey(m.getGuid());
                                Toast.makeText(application, "删除成功", Toast.LENGTH_SHORT).show();
                                files.get(position).delete();
                                setDeleteResult(type);
                                finish();
                            }

                        }else if (response.errorBody()!=null){
                            Toast.makeText(application, "删除失败", Toast.LENGTH_SHORT).show();
                        }
                    }

                    @Override
                    public void onFailure(Call<ResponseBody> call, Throwable t) {
                        Toast.makeText(application, "联网失败", Toast.LENGTH_SHORT).show();
                    }
                });
            }
        }

    }

    //将要删除的请求返回给上层来删除
    private void  setDeleteResult(int type){
            Intent intent = new Intent();
            intent.putExtra("position",position);
            setResult(RESULT_OK,intent);
    }

    @Override
    public void onClick(View view) {
        switch (view.getId()){
            case R.id.iv_delete:
                showDeleteDialog();
                break;
            case R.id.iv_share:
                shareSingPhoto(files.get(position));
        }
    }

    interface PhotoViewerService{

        @DELETE("mediafile/{MediaFileGUID}/ ")
        Call<ResponseBody>  deleteMediaFile(@Path("MediaFileGUID") String mediaFileGuid);
    }
}