Added code of milestone4 #4
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| Original file line number | Diff line number | Diff line change |
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| package com.example.mobilelab; | ||
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| import android.app.DatePickerDialog; | ||
| import android.content.ContentResolver; | ||
| import android.content.Intent; | ||
| import android.net.Uri; | ||
| import android.os.AsyncTask; | ||
| import android.os.Bundle; | ||
| import android.view.MenuItem; | ||
| import android.view.View; | ||
| import android.view.WindowManager; | ||
| import android.webkit.MimeTypeMap; | ||
| import android.widget.EditText; | ||
| import android.widget.ImageView; | ||
| import android.widget.ProgressBar; | ||
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| import androidx.annotation.NonNull; | ||
| import androidx.appcompat.app.AppCompatActivity; | ||
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| import com.google.android.material.snackbar.Snackbar; | ||
| import com.google.android.material.textfield.TextInputLayout; | ||
| import com.google.auth.oauth2.ServiceAccountCredentials; | ||
| import com.google.cloud.storage.Blob; | ||
| import com.google.cloud.storage.BlobId; | ||
| import com.google.cloud.storage.BlobInfo; | ||
| import com.google.cloud.storage.Bucket; | ||
| import com.google.cloud.storage.Storage; | ||
| import com.google.cloud.storage.StorageOptions; | ||
| import com.squareup.picasso.Picasso; | ||
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| import java.io.IOException; | ||
| import java.io.InputStream; | ||
| import java.util.Calendar; | ||
| import java.util.Objects; | ||
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| import retrofit2.Call; | ||
| import retrofit2.Callback; | ||
| import retrofit2.Response; | ||
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| public class NewItemActivity extends AppCompatActivity { | ||
| private static final int IMAGE_REQUEST = 1; | ||
| private TextInputLayout titleField; | ||
| private TextInputLayout placeField; | ||
| private TextInputLayout dateField; | ||
| private TextInputLayout priceField; | ||
| private DatePickerDialog picker; | ||
| private ProgressBar progressBar; | ||
| private String imgDownloadLink; | ||
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| @Override | ||
| protected void onCreate(Bundle savedInstanceState) { | ||
| super.onCreate(savedInstanceState); | ||
| setContentView(R.layout.activity_new_item); | ||
| Objects.requireNonNull(getSupportActionBar()).setTitle(getString(R.string.new_item)); | ||
| getSupportActionBar().setDisplayHomeAsUpEnabled(true); | ||
| initFields(); | ||
| } | ||
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| private void initFields() { | ||
| titleField = findViewById(R.id.title_wrapper); | ||
| placeField = findViewById(R.id.place_wrapper); | ||
| dateField = findViewById(R.id.date_wrapper); | ||
| progressBar = findViewById(R.id.progress_bar); | ||
| priceField = findViewById(R.id.price_wrapper); | ||
| findViewById(R.id.new_image_button).setOnClickListener(v -> openImage()); | ||
| initButton(); | ||
| initDatePicker(); | ||
| } | ||
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| private void initButton() { | ||
| findViewById(R.id.btn_create_item).setOnClickListener(v -> { | ||
| final String title = Objects.requireNonNull(titleField.getEditText()).getText().toString(); | ||
| final String name = Objects.requireNonNull(placeField.getEditText()).getText().toString(); | ||
| final String date = Objects.requireNonNull(dateField.getEditText()).getText().toString(); | ||
| final String price = Objects.requireNonNull(priceField.getEditText()).getText().toString(); | ||
| addItem(title, name, date, price, imgDownloadLink); | ||
| }); | ||
| } | ||
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| private void initDatePicker() { | ||
| final EditText date = dateField.getEditText(); | ||
| Objects.requireNonNull(date).setOnClickListener(v -> { | ||
| final Calendar calendar = Calendar.getInstance(); | ||
| int day = calendar.get(Calendar.DAY_OF_MONTH); | ||
| int month = calendar.get(Calendar.MONTH); | ||
| int year = calendar.get(Calendar.YEAR); | ||
| picker = new DatePickerDialog(this, (view, year1, monthOfYear, dayOfMonth) -> | ||
| date.setText(String.format(getString(R.string.date_format), | ||
| dayOfMonth, monthOfYear + 1, year1)), year, month, day); | ||
| picker.show(); | ||
| }); | ||
| } | ||
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| private void addItem(final String title, final String place, final String date, final String price, final String imgPath) { | ||
| if (!validate(title, place, date, price)) { | ||
| return; | ||
| } | ||
| final GoodsService service = getApplicationEx().getApiService(); | ||
| Good good = new Good(title, place, date, price, imgPath); | ||
| Call<Good> call = service.addGood(good); | ||
| progressBar.setVisibility(View.VISIBLE); | ||
| call.enqueue(new Callback<Good>() { | ||
| @Override | ||
| public void onResponse(Call<Good> call, Response<Good> response) { | ||
| progressBar.setVisibility(View.INVISIBLE); | ||
| if (response.isSuccessful()) { | ||
| openMainActivity(); | ||
| } | ||
| } | ||
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| @Override | ||
| public void onFailure(Call<Good> call, Throwable t) { | ||
| progressBar.setVisibility(View.INVISIBLE); | ||
| Snackbar.make(findViewById(R.id.item_view), R.string.post_failed, Snackbar.LENGTH_LONG).show(); | ||
| } | ||
| }); | ||
| } | ||
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| private void openImage() { | ||
| final Intent intent = new Intent(); | ||
| intent.setType("image/*"); | ||
| intent.setAction(Intent.ACTION_GET_CONTENT); | ||
| startActivityForResult(intent, IMAGE_REQUEST); | ||
| } | ||
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| @Override | ||
| public void onActivityResult(int requestCode, int resultCode, Intent data) { | ||
| super.onActivityResult(requestCode, resultCode, data); | ||
| if (requestCode == IMAGE_REQUEST && resultCode == RESULT_OK && data != null && data.getData() != null) { | ||
| new UploadImageTask().execute(data.getData()); | ||
| } | ||
| } | ||
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| private void showImage(final String photoUrl) { | ||
| final int TARGET_WIDTH = 200; | ||
| final int TARGET_HEIGHT = 200; | ||
| if (!photoUrl.isEmpty()) { | ||
| Picasso.get().load(photoUrl).resize(TARGET_WIDTH, TARGET_HEIGHT).into((ImageView) findViewById(R.id.item_image)); | ||
| } | ||
| } | ||
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| private String getFileExtension(Uri uri) { | ||
| ContentResolver contentResolver = Objects.requireNonNull(this).getContentResolver(); | ||
| MimeTypeMap mimeTypeMap = MimeTypeMap.getSingleton(); | ||
| return mimeTypeMap.getExtensionFromMimeType(contentResolver.getType(uri)); | ||
| } | ||
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| public boolean validate(final String title, final String place, final String date, final String price) { | ||
| boolean valid = true; | ||
| if (Utils.validateString(title)) { | ||
| titleField.setError(null); | ||
| } else { | ||
| titleField.setError(getString(R.string.title_error)); | ||
| valid = false; | ||
| } | ||
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| if (Utils.validateString(place)) { | ||
| placeField.setError(null); | ||
| } else { | ||
| placeField.setError(getString(R.string.place_error)); | ||
| valid = false; | ||
| } | ||
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| if (!date.isEmpty()) { | ||
| dateField.setError(null); | ||
| } else { | ||
| dateField.setError(getString(R.string.date_error)); | ||
| valid = false; | ||
| } | ||
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| if (Utils.validatePrice(price)) { | ||
| priceField.setError(null); | ||
| } else { | ||
| priceField.setError(getString(R.string.price_error)); | ||
| valid = false; | ||
| } | ||
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| return valid; | ||
|
Comment on lines
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to
+178
There was a problem hiding this comment. завеликий методи виходить, варто розбити на менші валідатори |
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| } | ||
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| public boolean onOptionsItemSelected(@NonNull MenuItem item) { | ||
| openMainActivity(); | ||
| return true; | ||
| } | ||
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| private void openMainActivity() { | ||
| final Intent myIntent = new Intent(getApplicationContext(), MainActivity.class); | ||
| startActivityForResult(myIntent, 0); | ||
| } | ||
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| private App getApplicationEx() { | ||
| return ((App) Objects.requireNonNull(this.getApplication())); | ||
| } | ||
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| private class UploadImageTask extends AsyncTask<Uri, Void, Void> { | ||
| protected void onPreExecute() { | ||
| progressBar.setVisibility(View.VISIBLE); | ||
| getWindow().setFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE, | ||
| WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE); | ||
| } | ||
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| protected Void doInBackground(Uri... blobName) { | ||
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|
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| ServiceAccountCredentials credentials; | ||
| try { | ||
| credentials = ServiceAccountCredentials.fromStream(getResources().openRawResource(R.raw.bowlingsite)); | ||
| Storage storage = StorageOptions.newBuilder().setProjectId("bowlingsite") | ||
| .setCredentials(credentials) | ||
| .build() | ||
| .getService(); | ||
| final String bucketName = "www.bowling-iot.pp.ua"; | ||
| final Bucket bucket = storage.get(bucketName); | ||
| final String imgPath = "img/" + blobName[0].getLastPathSegment() + "." + getFileExtension(blobName[0]); | ||
| final BlobId blobId = BlobId.of(bucket.getName(), imgPath); | ||
| final InputStream imageStream = getContentResolver().openInputStream(blobName[0]); | ||
| final BlobInfo blobInfo = BlobInfo.newBuilder(blobId).setContentType("image/jpeg").build(); | ||
| final Blob blob = storage.create(blobInfo, imageStream); | ||
| imgDownloadLink = blob.getMediaLink(); | ||
| } catch (IOException e) { | ||
| e.printStackTrace(); | ||
| } | ||
| return null; | ||
| } | ||
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| @Override | ||
| protected void onPostExecute(Void result) { | ||
| showImage(imgDownloadLink); | ||
| progressBar.setVisibility(View.INVISIBLE); | ||
| getWindow().clearFlags(WindowManager.LayoutParams.FLAG_NOT_TOUCHABLE); | ||
| } | ||
| } | ||
| } | ||
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цей метод троошки великий, треба подумати, якусь частину виокремити
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чесно кажучи, не знайшла способу розділити цей метод. на мою думку 20 стрічок це не критично.