package net.londatiga.android;

import java.io.File;

import java.util.ArrayList;
import java.util.List;

import android.app.Activity;
import android.app.AlertDialog;

import android.content.ActivityNotFoundException;
import android.content.ComponentName;
import android.content.DialogInterface;
import android.content.Intent;
import android.content.pm.ResolveInfo;

import android.graphics.Bitmap;
import android.provider.MediaStore;
import android.view.View;

import android.net.Uri;

import android.os.Bundle;
import android.os.Environment;

import android.widget.Button;
import android.widget.ArrayAdapter;
import android.widget.Toast;
import android.widget.ImageView;

public class MainActivity extends Activity {
private Uri mImageCaptureUri;
private ImageView mImageView;

private static final int PICK_FROM_CAMERA = 1;
private static final int CROP_FROM_CAMERA = 2;
private static final int PICK_FROM_FILE = 3;

@Override
public void onCreate(Bundle savedInstanceState) {
super.onCreate(savedInstanceState);

setContentView(R.layout.main);

final String [] items = new String [] {"Take from camera", "Select from gallery"};
ArrayAdapter<String> adapter = new ArrayAdapter<String> (this, android.R.layout.select_dialog_item,items);
AlertDialog.Builder builder = new AlertDialog.Builder(this);

builder.setTitle("Select Image");
builder.setAdapter( adapter, new DialogInterface.OnClickListener() {
public void onClick( DialogInterface dialog, int item ) { //pick from camera
if (item == 0) {
Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);

mImageCaptureUri = Uri.fromFile(new File(Environment.getExternalStorageDirectory(),
"tmp_avatar_" + String.valueOf(System.currentTimeMillis()) + ".jpg"));

intent.putExtra(android.provider.MediaStore.EXTRA_OUTPUT, mImageCaptureUri);

try {
intent.putExtra("return-data", true);

startActivityForResult(intent, PICK_FROM_CAMERA);
} catch (ActivityNotFoundException e) {
e.printStackTrace();
}
} else { //pick from file
Intent intent = new Intent();

intent.setType("image/*");
intent.setAction(Intent.ACTION_GET_CONTENT);

startActivityForResult(Intent.createChooser(intent, "Complete action using"), PICK_FROM_FILE);
}
}
} );

final AlertDialog dialog = builder.create();

Button button = (Button) findViewById(R.id.btn_crop);
mImageView = (ImageView) findViewById(R.id.iv_photo);

button.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
dialog.show();
}
});
}

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
if (resultCode != RESULT_OK) return;

switch (requestCode) {
case PICK_FROM_CAMERA:
doCrop();

break;

case PICK_FROM_FILE:
mImageCaptureUri = data.getData();

doCrop();

break;

case CROP_FROM_CAMERA:
Bundle extras = data.getExtras();

if (extras != null) {
Bitmap photo = extras.getParcelable("data");

mImageView.setImageBitmap(photo);
}

File f = new File(mImageCaptureUri.getPath();

if (f.exists()) f.delete();

break;

}
}

private void doCrop() {
final ArrayList<CropOption> cropOptions = new ArrayList<CropOption>();

Intent intent = new Intent("com.android.camera.action.CROP");
intent.setType("image/*");

List<ResolveInfo> list = getPackageManager().queryIntentActivities( intent, 0 );

int size = list.size();

if (size == 0) {
Toast.makeText(this, "Can not find image crop app", Toast.LENGTH_SHORT).show();

return;
} else {
intent.setData(mImageCaptureUri);

intent.putExtra("outputX", 200);
intent.putExtra("outputY", 200);
intent.putExtra("aspectX", 1);
intent.putExtra("aspectY", 1);
intent.putExtra("scale", true);
intent.putExtra("return-data", true);

if (size == 1) {
Intent i = new Intent(intent);
ResolveInfo res = list.get(0);

i.setComponent( new ComponentName(res.activityInfo.packageName, res.activityInfo.name));

startActivityForResult(i, CROP_FROM_CAMERA);
} else {
for (ResolveInfo res : list) {
final CropOption co = new CropOption();

co.title = getPackageManager().getApplicationLabel(res.activityInfo.applicationInfo);
co.icon = getPackageManager().getApplicationIcon(res.activityInfo.applicationInfo);
co.appIntent= new Intent(intent);

co.appIntent.setComponent( new ComponentName(res.activityInfo.packageName, res.activityInfo.name));

cropOptions.add(co);
}

CropOptionAdapter adapter = new CropOptionAdapter(getApplicationContext(), cropOptions);

AlertDialog.Builder builder = new AlertDialog.Builder(this);
builder.setTitle("Choose Crop App");
builder.setAdapter( adapter, new DialogInterface.OnClickListener() {
public void onClick( DialogInterface dialog, int item ) {
startActivityForResult( cropOptions.get(item).appIntent, CROP_FROM_CAMERA);
}
});

builder.setOnCancelListener( new DialogInterface.OnCancelListener() {
@Override
public void onCancel( DialogInterface dialog ) {

if (mImageCaptureUri != null ) {
getContentResolver().delete(mImageCaptureUri, null, null );
mImageCaptureUri = null;
}
}
} );

AlertDialog alert = builder.create();

alert.show();
}
}
}
}