Examples with ValueEventListener com.google.firebase.database.ValueEventListener used on opensource projects

Example 81 with ValueEventListener

use of com.google.firebase.database.ValueEventListener in project MadMax by deviz92.

the class GroupEdit method onCreate.

@Override
@TargetApi(23)
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.edit_group);
    getSupportActionBar().setDisplayHomeAsUpEnabled(true);
    groupNameView = (EditText) this.findViewById(R.id.group_name);
    groupDescriptionView = (EditText) this.findViewById(R.id.group_description);
    groupImageView = (ImageView) this.findViewById(R.id.group_image);
    saveButton = (Button) this.findViewById(R.id.btn_save);
    final Intent intent = getIntent();
    final String groupID = intent.getStringExtra("groupID");
    Log.d("DAVIDE", "da GroupEdit: " + groupID);
    databaseReference.child("groups").child(groupID).addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            group = new Group();
            group.setID(dataSnapshot.getKey());
            group.setName(dataSnapshot.child("name").getValue(String.class));
            group.setDescription(dataSnapshot.child("description").getValue(String.class));
            group.setImage(dataSnapshot.child("image").getValue(String.class));
            groupNameView.setText(group.getName());
            groupDescriptionView.setText(group.getDescription());
            // progressDialog = new ProgressDialog(ProfileEdit.this);
            String groupImage = group.getImage();
            if (groupImage != null && !groupImage.equals("noImage")) {
                // Loading image
                Glide.with(getApplicationContext()).load(groupImage).centerCrop().diskCacheStrategy(DiskCacheStrategy.ALL).into(groupImageView);
            } else {
                // Loading image
                Glide.with(getApplicationContext()).load(R.drawable.group_default).centerCrop().diskCacheStrategy(DiskCacheStrategy.ALL).into(groupImageView);
            }
            groupImageView.setOnClickListener(new View.OnClickListener() {

                @Override
                public void onClick(View v) {
                    Log.i(TAG, "image clicked");
                    if (MainActivity.shouldAskPermission()) {
                        String[] perms = { "android.permission.READ_EXTERNAL_STORAGE" };
                        int permsRequestCode = 200;
                        requestPermissions(perms, permsRequestCode);
                    }
                    // allow to the user the choose image
                    Intent intent = new Intent();
                    // Show only images, no videos or anything else
                    intent.setType("image/*");
                    intent.setAction(Intent.ACTION_GET_CONTENT);
                    // Always show the chooser (if there are multiple options available)
                    startActivityForResult(Intent.createChooser(intent, "Select picture"), PICK_IMAGE_REQUEST);
                // now see onActivityResult
                }
            });
            saveButton.setOnClickListener(new View.OnClickListener() {

                @Override
                public void onClick(View v) {
                    Log.i(TAG, "save clicked");
                    if (updateGroup(group)) {
                        Toast.makeText(GroupEdit.this, getString(R.string.saved), Toast.LENGTH_SHORT).show();
                        Intent i = new Intent(getApplicationContext(), GroupDetailActivity.class);
                        i.putExtra("groupID", groupID);
                        i.putExtra("userID", MainActivity.getCurrentUID());
                        startActivity(i);
                        finish();
                    }
                }
            });
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
            Log.w(TAG, databaseError.getMessage());
        }
    });
}

Example 82 with ValueEventListener

use of com.google.firebase.database.ValueEventListener in project MadMax by deviz92.

the class PendingExpenseDetailActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    Log.d(TAG, "OnCreate");
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_pending_expense_detail);
    Intent intent = getIntent();
    expenseID = intent.getStringExtra("expenseID");
    // intent.getStringExtra("userID");
    userID = MainActivity.getCurrentUID();
    fab = (FloatingActionButton) findViewById(R.id.fab);
    updateFab(0);
    toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    toolbar.setBackgroundColor(0x0000FF00);
    // Get a support ActionBar corresponding to this toolbar
    ActionBar ab = getSupportActionBar();
    // Enable the Up button
    ab.setDisplayHomeAsUpEnabled(true);
    // insert tabs and current fragment in the main layout
    // mainView.addView(getLayoutInflater().inflate(R.layout.activity_expense_detail, null));
    TabLayout tabLayout = (TabLayout) findViewById(R.id.tab_layout);
    tabLayout.addTab(tabLayout.newTab().setText(R.string.expense_detail));
    tabLayout.addTab(tabLayout.newTab().setText(R.string.comments));
    tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
    viewPager = (ViewPager) findViewById(R.id.expense_detail_view_pager);
    viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
    tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {

        @Override
        public void onTabSelected(TabLayout.Tab tab) {
            Log.d(TAG, String.valueOf(tab.getPosition()));
            updateFab(tab.getPosition());
            Log.d(TAG, "tab.getPosition() " + tab.getPosition());
            viewPager.setCurrentItem(tab.getPosition());
        }

        @Override
        public void onTabUnselected(TabLayout.Tab tab) {
        }

        @Override
        public void onTabReselected(TabLayout.Tab tab) {
        }
    });
    ExpenseDetailPagerAdapter adapter = new ExpenseDetailPagerAdapter(getSupportFragmentManager(), tabLayout.getTabCount(), expenseID, TAG);
    viewPager.setAdapter(adapter);
    viewPager.setCurrentItem(0);
    imageView = (ImageView) findViewById(R.id.img_photo);
    amountTextView = (TextView) findViewById(R.id.tv_amount);
    creatorNameTextView = (TextView) findViewById(R.id.tv_creator_name);
    groupTextView = (TextView) findViewById(R.id.tv_group_name);
    expenseNameTextView = (TextView) findViewById(R.id.tv_pending_name);
    moveExpenseButton = (Button) findViewById(R.id.btn_move_expense);
    // Retrieve data of this pending expense
    databaseReference.child("proposedExpenses").child(expenseID).addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            expenseName = dataSnapshot.child("description").getValue(String.class);
            String groupName = dataSnapshot.child("groupName").getValue(String.class);
            Double amount = dataSnapshot.child("amount").getValue(Double.class);
            expenseNameTextView.setText(expenseName);
            groupTextView.setText(groupName);
            amountTextView.setText(amount.toString());
            creatorID = dataSnapshot.child("creatorID").getValue(String.class);
            groupID = dataSnapshot.child("groupID").getValue(String.class);
            // .load(dataSnapshot.child("image").getValue(String.class))
            Glide.with(getApplicationContext()).load(dataSnapshot.child("expensePhoto").getValue(String.class)).placeholder(R.color.colorPrimary).centerCrop().diskCacheStrategy(DiskCacheStrategy.ALL).into(imageView);
            databaseReference.child("users").child(creatorID).addListenerForSingleValueEvent(new ValueEventListener() {

                @Override
                public void onDataChange(DataSnapshot creatorSnapshot) {
                    creatorNameTextView.setText(creatorSnapshot.child("name").getValue(String.class) + " " + creatorSnapshot.child("surname").getValue(String.class));
                }

                @Override
                public void onCancelled(DatabaseError databaseError) {
                }
            });
            DecimalFormat df = new DecimalFormat("#.##");
            amountTextView.setText(df.format(amount) + " €");
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    });
    // Click on button to move from pending to real expense
    moveExpenseButton.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            // Only the creator of pending expense can move it
            if (creatorID.equals(userID)) {
                databaseReference.child("proposedExpenses").child(expenseID).addListenerForSingleValueEvent(new ValueEventListener() {

                    @Override
                    public void onDataChange(DataSnapshot dataSnapshot) {
                        ArrayList<String> participants = new ArrayList<String>();
                        expenseName = dataSnapshot.child("description").getValue(String.class);
                        groupID = dataSnapshot.child("groupID").getValue(String.class);
                        Double amount = dataSnapshot.child("amount").getValue(Double.class);
                        String currency = dataSnapshot.child("currency").getValue(String.class);
                        String creatorID = dataSnapshot.child("creatorID").getValue(String.class);
                        String expensePhoto = dataSnapshot.child("expensePhoto").getValue(String.class);
                        for (DataSnapshot participantSnap : dataSnapshot.child("participants").getChildren()) participants.add(participantSnap.getKey());
                        Expense newExpense = new Expense();
                        newExpense.setDescription(expenseName);
                        newExpense.setAmount(amount);
                        newExpense.setCurrency(currency);
                        newExpense.setGroupID(groupID);
                        newExpense.setCreatorID(creatorID);
                        newExpense.setEquallyDivided(true);
                        newExpense.setDeleted(false);
                        newExpense.setExpensePhoto(expensePhoto);
                        Double amountPerMember = 1 / (double) participants.size();
                        for (String participant : participants) {
                            newExpense.getParticipants().put(participant, amountPerMember);
                            // Delete expense from his proposed expenses
                            databaseReference.child("users").child(participant).child("proposedExpenses").child(expenseID).setValue(false);
                        }
                        String timeStamp = new SimpleDateFormat("yyyy.MM.dd.HH.mm.ss").format(new java.util.Date());
                        newExpense.setTimestamp(timeStamp);
                        // Add expense to db
                        FirebaseUtils.getInstance().addExpenseFirebase(newExpense, null, null, getApplicationContext());
                        // Delete pending expense from proposed expenses list
                        databaseReference.child("proposedExpenses").child(expenseID).child("deleted").setValue(true);
                        // Delete pending expense from group
                        databaseReference.child("groups").child(groupID).child("proposedExpenses").child(expenseID).setValue(false);
                        // add event for PENDING_EXPENSE_APPROVED
                        User currentUser = MainActivity.getCurrentUser();
                        String userID = currentUser.getID();
                        Event event = new Event(groupID, Event.EventType.PENDING_EXPENSE_APPROVED, currentUser.getName() + " " + currentUser.getSurname(), newExpense.getDescription(), newExpense.getAmount());
                        event.setDate(new SimpleDateFormat("yyyy.MM.dd").format(new java.util.Date()));
                        event.setTime(new SimpleDateFormat("HH:mm").format(new java.util.Date()));
                        FirebaseUtils.getInstance().addEvent(event);
                        Intent myIntent = new Intent(PendingExpenseDetailActivity.this, GroupDetailActivity.class);
                        myIntent.putExtra("groupID", groupID);
                        myIntent.putExtra("userID", userID);
                        finish();
                        startActivity(myIntent);
                    }

                    @Override
                    public void onCancelled(DatabaseError databaseError) {
                    }
                });
            } else {
                Toast.makeText(PendingExpenseDetailActivity.this, getString(R.string.only_creator), Toast.LENGTH_SHORT).show();
                return;
            }
        }
    });
}

Example 83 with ValueEventListener

use of com.google.firebase.database.ValueEventListener in project MadMax by deviz92.

the class ProposedExpenseCommentsFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    RecyclerView recyclerView;
    RecyclerView.LayoutManager layoutManager;
    String expenseID;
    View view = inflater.inflate(R.layout.skeleton_list, container, false);
    Bundle fragmentArguments = getArguments();
    expenseID = fragmentArguments.getString("expenseID");
    RecyclerView.ItemDecoration divider = new InsetDivider.Builder(getContext()).orientation(InsetDivider.VERTICAL_LIST).dividerHeight(getResources().getDimensionPixelSize(R.dimen.divider_height)).color(getResources().getColor(R.color.colorDivider)).insets(getResources().getDimensionPixelSize(R.dimen.divider_inset), 0).overlay(true).build();
    recyclerView = (RecyclerView) view.findViewById(R.id.rv_skeleton);
    layoutManager = new LinearLayoutManager(getActivity(), LinearLayoutManager.VERTICAL, false);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.addItemDecoration(divider);
    expenseCommentsViewAdapter = new ExpenseCommentsViewAdapter(this.getContext(), this, commentsMap, getFragmentManager());
    recyclerView.setAdapter(expenseCommentsViewAdapter);
    DatabaseReference expenseRef = databaseReference.child("proposedExpenses");
    expenseRef.child(expenseID).child("comments").addValueEventListener(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot commentSnapshot) {
            for (DataSnapshot comment : commentSnapshot.getChildren()) {
                FirebaseUtils.getInstance().getComment(comment.getKey(), commentsMap, expenseCommentsViewAdapter);
                Log.d(TAG, comment.getKey());
            }
            expenseCommentsViewAdapter.update(commentsMap);
        }

        @Override
        public void onCancelled(DatabaseError error) {
            // Failed to read value
            Log.w(TAG, "Failed to read value.", error.toException());
        }
    });
    return view;
}

Example 84 with ValueEventListener

use of com.google.firebase.database.ValueEventListener in project MadMax by deviz92.

the class ExpenseDetailActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_expense_detail);
    Intent intent = getIntent();
    groupID = intent.getStringExtra("groupID");
    userID = intent.getStringExtra("userID");
    expenseID = intent.getStringExtra("expenseID");
    fab = (FloatingActionButton) findViewById(R.id.fab);
    updateFab(0);
    toolbar = (Toolbar) findViewById(R.id.toolbar);
    setSupportActionBar(toolbar);
    toolbar.setBackgroundColor(0x0000FF00);
    // Get a support ActionBar corresponding to this toolbar
    ActionBar ab = getSupportActionBar();
    // Enable the Up button
    ab.setDisplayHomeAsUpEnabled(true);
    // insert tabs and current fragment in the main layout
    // mainView.addView(getLayoutInflater().inflate(R.layout.activity_expense_detail, null));
    TabLayout tabLayout = (TabLayout) findViewById(R.id.tab_layout);
    tabLayout.addTab(tabLayout.newTab().setText(R.string.expense_detail));
    tabLayout.addTab(tabLayout.newTab().setText(R.string.comments));
    tabLayout.setTabGravity(TabLayout.GRAVITY_FILL);
    viewPager = (ViewPager) findViewById(R.id.expense_detail_view_pager);
    viewPager.addOnPageChangeListener(new TabLayout.TabLayoutOnPageChangeListener(tabLayout));
    tabLayout.addOnTabSelectedListener(new TabLayout.OnTabSelectedListener() {

        @Override
        public void onTabSelected(TabLayout.Tab tab) {
            Log.d(TAG, String.valueOf(tab.getPosition()));
            updateFab(tab.getPosition());
            viewPager.setCurrentItem(tab.getPosition());
        }

        @Override
        public void onTabUnselected(TabLayout.Tab tab) {
        }

        @Override
        public void onTabReselected(TabLayout.Tab tab) {
        }
    });
    ExpenseDetailPagerAdapter adapter = new ExpenseDetailPagerAdapter(getSupportFragmentManager(), tabLayout.getTabCount(), expenseID, TAG);
    viewPager.setAdapter(adapter);
    viewPager.setCurrentItem(0);
    // Set data of upper part of Activity
    imageView = (ImageView) findViewById(R.id.img_photo);
    amountTextView = (TextView) findViewById(R.id.tv_amount);
    creatorNameTextView = (TextView) findViewById(R.id.tv_creator_name);
    expenseNameTextView = (TextView) findViewById(R.id.tv_pending_name);
    balanceTextTextView = (TextView) findViewById(R.id.tv_balance_text);
    balanceTextView = (TextView) findViewById(R.id.tv_balance);
    payExpenseButton = (Button) findViewById(R.id.btn_pay_debt);
    userImage = MainActivity.getCurrentUser().getProfileImage();
    payExpenseButton.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            Log.d(TAG, "Clicked payButton");
            if (expenseBalance >= 0) {
                Toast.makeText(ExpenseDetailActivity.this, getString(R.string.no_debts_to_pay_for_expense), Toast.LENGTH_SHORT).show();
            } else {
                Intent intent = new Intent(ExpenseDetailActivity.this, PayExpenseActivity.class);
                intent.putExtra("groupID", groupID);
                intent.putExtra("userID", userID);
                intent.putExtra("userImage", userImage);
                intent.putExtra("debt", expenseBalance);
                intent.putExtra("expenseID", expenseID);
                intent.putExtra("expenseName", expenseName);
                intent.putExtra("expenseCurrency", currency);
                intent.putExtra("expenseImage", expensePhoto);
                startActivity(intent);
                finish();
            }
        }
    });
    // Retrieve data of this expense
    databaseReference.child("expenses").child(expenseID).addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            expenseName = dataSnapshot.child("description").getValue(String.class);
            Double amount = dataSnapshot.child("amount").getValue(Double.class);
            currency = dataSnapshot.child("currency").getValue(String.class);
            expensePhoto = dataSnapshot.child("expensePhoto").getValue(String.class);
            expenseNameTextView.setText(expenseName);
            // .load(dataSnapshot.child("image").getValue(String.class))
            Glide.with(getApplicationContext()).load(dataSnapshot.child("expensePhoto").getValue(String.class)).placeholder(R.color.colorPrimary).centerCrop().diskCacheStrategy(DiskCacheStrategy.ALL).into(imageView);
            DecimalFormat df = new DecimalFormat("#.##");
            amountTextView.setText(df.format(amount) + " " + currency);
            // Retrieve my balance for this expense
            Double dueImport = Double.parseDouble(String.valueOf(dataSnapshot.child("participants").child(userID).child("fraction").getValue())) * dataSnapshot.child("amount").getValue(Double.class);
            Double alreadyPaid = dataSnapshot.child("participants").child(userID).child("alreadyPaid").getValue(Double.class);
            expenseBalance = alreadyPaid - dueImport;
            expenseBalance = Math.floor(expenseBalance * 100) / 100;
            if (expenseBalance > 0) {
                balanceTextTextView.setText("For this expense you should receive");
                balanceTextView.setText(expenseBalance.toString() + " " + currency);
            } else if (expenseBalance < 0) {
                balanceTextTextView.setText("For this expense you should pay");
                Double absBalance = abs(expenseBalance);
                balanceTextView.setText(absBalance.toString() + " " + currency);
            } else if (expenseBalance == 0) {
                balanceTextTextView.setText("For this expense you have no debts");
                balanceTextView.setText("0" + " " + currency);
            }
            // Retrieve name and surname of creator
            String creatorID = dataSnapshot.child("creatorID").getValue(String.class);
            databaseReference.child("users").child(creatorID).addListenerForSingleValueEvent(new ValueEventListener() {

                @Override
                public void onDataChange(DataSnapshot dataSnapshot) {
                    String name = dataSnapshot.child("name").getValue(String.class);
                    String surname = dataSnapshot.child("surname").getValue(String.class);
                    creatorNameTextView.setText(name + " " + surname);
                }

                @Override
                public void onCancelled(DatabaseError databaseError) {
                }
            });
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
        }
    });
}

Example 85 with ValueEventListener

use of com.google.firebase.database.ValueEventListener in project MadMax by deviz92.

the class ExpenseEdit method updateExpense.

private boolean updateExpense(final Expense expense) {
    Log.i(TAG, "update expense");
    if (!validateForm()) {
        Log.i(TAG, "submitted form is not valid");
        Toast.makeText(this, getString(R.string.invalid_form), Toast.LENGTH_SHORT).show();
        return false;
    }
    String newDescription = expenseDescriptionView.getText().toString();
    String newCurrency = expenseCurrencyView.getSelectedItem().toString();
    if (!newDescription.isEmpty() && (expense.getDescription() == null || !expense.getDescription().equals(newDescription))) {
        expense.setDescription(newDescription);
        databaseReference.child(expense_type).child(expense.getID()).child("description").setValue(expense.getDescription());
    }
    if (EXPENSE_TYPE.equals(Event.EventType.PENDING_EXPENSE_EDIT)) {
        Double newAmount = Double.valueOf(expenseAmountView.getText().toString());
        if (!newAmount.isNaN() && (expense.getAmount() == null || !expense.getAmount().equals(newAmount))) {
            expense.setAmount(newAmount);
            databaseReference.child(expense_type).child(expense.getID()).child("amount").setValue(expense.getAmount());
        }
    }
    if (!newCurrency.isEmpty() && (expense.getCurrency() == null || !expense.getCurrency().equals(newCurrency))) {
        expense.setCurrency(newCurrency);
        databaseReference.child(expense_type).child(expense.getID()).child("currency").setValue(expense.getCurrency());
    }
    if (IMAGE_CHANGED) {
        // for saving image
        StorageReference uExpenseImageImageFilenameRef = storageReference.child(expense_type).child(expense.getID()).child(expense.getID() + "_expensePhoto.jpg");
        // Get the data from an ImageView as bytes
        expenseImageView.setDrawingCacheEnabled(true);
        expenseImageView.buildDrawingCache();
        Bitmap bitmap = expenseImageView.getDrawingCache();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
        byte[] data = baos.toByteArray();
        UploadTask uploadTask = uExpenseImageImageFilenameRef.putBytes(data);
        uploadTask.addOnFailureListener(new OnFailureListener() {

            @Override
            public void onFailure(@NonNull Exception exception) {
                // todo Handle unsuccessful uploads
                Log.e(TAG, "image upload failed");
            }
        }).addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {

            @Override
            public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
                // taskSnapshot.getMetadata() contains file metadata such as size, content-type, and download URL.
                expense.setExpensePhoto(taskSnapshot.getMetadata().getDownloadUrl().toString());
                databaseReference.child(expense_type).child(expense.getID()).child("expensePhoto").setValue(expense.getExpensePhoto());
            }
        });
    }
    if (BILL_CHANGED) {
        // for saving image
        StorageReference uExpenseBillImageFilenameRef = storageReference.child(expense_type).child(expense.getID()).child(expense.getID() + "billPhoto.jpg");
        // Get the data from an ImageView as bytes
        expenseBillView.setDrawingCacheEnabled(true);
        expenseBillView.buildDrawingCache();
        Bitmap bitmap = expenseBillView.getDrawingCache();
        ByteArrayOutputStream baos = new ByteArrayOutputStream();
        bitmap.compress(Bitmap.CompressFormat.JPEG, 100, baos);
        byte[] data = baos.toByteArray();
        UploadTask uploadTask = uExpenseBillImageFilenameRef.putBytes(data);
        uploadTask.addOnFailureListener(new OnFailureListener() {

            @Override
            public void onFailure(@NonNull Exception exception) {
                // todo Handle unsuccessful uploads
                Log.e(TAG, "image upload failed");
            }
        }).addOnSuccessListener(new OnSuccessListener<UploadTask.TaskSnapshot>() {

            @Override
            public void onSuccess(UploadTask.TaskSnapshot taskSnapshot) {
                // taskSnapshot.getMetadata() contains file metadata such as size, content-type, and download URL.
                expense.setBillPhoto(taskSnapshot.getMetadata().getDownloadUrl().toString());
                databaseReference.child(expense_type).child(expense.getID()).child("billPhoto").setValue(expense.getExpensePhoto());
            }
        });
    }
    // add event for EXPENSE_EDIT / PENDING_EXPENSE_EDIT
    databaseReference.child(expense_type).child(expense.getID()).addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            User currentUser = MainActivity.getCurrentUser();
            Event event = new Event(dataSnapshot.child("groupID").getValue(String.class), EXPENSE_TYPE, currentUser.getName() + " " + currentUser.getSurname(), dataSnapshot.child("description").getValue(String.class));
            event.setDate(new SimpleDateFormat("yyyy.MM.dd").format(new java.util.Date()));
            event.setTime(new SimpleDateFormat("HH:mm").format(new java.util.Date()));
            FirebaseUtils.getInstance().addEvent(event);
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
            Log.w(TAG, databaseError.toException());
        }
    });
    return true;
}