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

Example 6 with ValueEventListener

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

the class NewExpenseActivity method onOptionsItemSelected.

@Override
public boolean onOptionsItemSelected(MenuItem item) {
    DatabaseReference groupRef;
    int itemThatWasClickedId = item.getItemId();
    if (itemThatWasClickedId == R.id.action_save) {
        if (!validateForm())
            return true;
        //display message if text field is empty
        Toast.makeText(getBaseContext(), "Saved expense", Toast.LENGTH_SHORT).show();
        final Expense newExpense = new Expense();
        newExpense.setDescription(description.getText().toString());
        newExpense.setAmount(Double.valueOf(amount.getText().toString()));
        newExpense.setCurrency(currency.getSelectedItem().toString());
        newExpense.setGroupID(groupID);
        newExpense.setCreatorID(userID);
        newExpense.setEquallyDivided(true);
        newExpense.setDeleted(false);
        Log.d(TAG, "Before first access to firebase");
        groupRef = databaseReference.child("groups");
        groupRef.child(groupID).child("members").addListenerForSingleValueEvent(new ValueEventListener() {

            @Override
            public void onDataChange(DataSnapshot membersSnapshot) {
                int participantsCount = 0;
                //Attenzione! Non contare i membri eliminati tra i partecipanti alla spesa
                for (DataSnapshot memberSnap : membersSnapshot.getChildren()) {
                    if (!memberSnap.child("deleted").getValue(Boolean.class)) {
                        participantsCount++;
                    }
                }
                Double amountPerMember = 1 / (double) participantsCount;
                for (DataSnapshot member : membersSnapshot.getChildren()) {
                    //Aggiungo alla spesa solo i membri non eliminati dal gruppo
                    if (!member.child("deleted").getValue(Boolean.class)) {
                        newExpense.getParticipants().put(member.getKey(), amountPerMember);
                    }
                }
                String timeStamp = new SimpleDateFormat("yyyy.MM.dd.HH.mm.ss").format(new java.util.Date());
                newExpense.setTimestamp(timeStamp);
                //Aggiungo una pending expense
                if (callingActivity.equals("ChooseGroupActivity")) {
                    newExpense.setGroupName(groupName);
                    if (groupImage != null)
                        newExpense.setGroupImage(groupImage);
                    FirebaseUtils.getInstance().addPendingExpenseFirebase(newExpense, expensePhoto, billPhoto);
                    //todo qui
                    Intent myIntent = new Intent(NewExpenseActivity.this, MainActivity.class);
                    myIntent.putExtra("UID", MainActivity.getCurrentUser().getID());
                    myIntent.putExtra("currentFragment", 2);
                    startActivity(myIntent);
                    // add event for PENDING_EXPENSE_ADD
                    User currentUser = MainActivity.getCurrentUser();
                    Event event = new Event(groupID, Event.EventType.PENDING_EXPENSE_ADD, 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);
                } else //Aggiungo una spesa normale
                {
                    FirebaseUtils.getInstance().addExpenseFirebase(newExpense, expensePhoto, billPhoto);
                    // add event for EXPENSE_ADD
                    User currentUser = MainActivity.getCurrentUser();
                    Event event = new Event(newExpense.getGroupID(), Event.EventType.EXPENSE_ADD, 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);
                }
            }

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

Example 7 with ValueEventListener

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

the class ExpenseCommentsFragment 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("expenses");
    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 8 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);
    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);
    payExpenseButton.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            Log.d(TAG, "Clicked payButton");
            if (expenseBalance >= 0) {
                Toast.makeText(ExpenseDetailActivity.this, "You have no debts to pay for this expense", Toast.LENGTH_SHORT).show();
            } else {
                Intent intent = new Intent(ExpenseDetailActivity.this, PayExpenseActivity.class);
                intent.putExtra("groupID", groupID);
                intent.putExtra("userID", userID);
                intent.putExtra("debt", expenseBalance);
                intent.putExtra("expenseID", expenseID);
                intent.putExtra("expenseName", expenseName);
                intent.putExtra("expenseCurrency", currency);
                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);
            expenseNameTextView.setText(expenseName);
            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 9 with ValueEventListener

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

the class ChooseGroupActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    Log.d(TAG, "onCreate");
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_choose_group);
    RecyclerView.ItemDecoration divider = new InsetDivider.Builder(this).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) findViewById(R.id.rv_skeleton);
    layoutManager = new LinearLayoutManager(this, LinearLayoutManager.VERTICAL, false);
    recyclerView.setLayoutManager(layoutManager);
    recyclerView.addItemDecoration(divider);
    groupsViewAdapter = new GroupsViewAdapter(getBaseContext(), this, groups, ChooseGroupActivity.TAG);
    recyclerView.setAdapter(groupsViewAdapter);
    //Ascolto i gruppi dello user
    databaseReference.child("users").child(MainActivity.getCurrentUser().getID()).child("groups").addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            //Per ogni gruppo dello user
            for (DataSnapshot groupSnapshot : dataSnapshot.getChildren()) {
                //Se il gruppo è true, ossia è ancora tra quelli dello user
                if (groupSnapshot.getValue(Boolean.class))
                    FirebaseUtils.getInstance().getGroup(groupSnapshot.getKey(), groups, groupsViewAdapter);
                else {
                    //tolgo il gruppo da quelli che verranno stampati, così lo vedo sparire realtime
                    groups.remove(groupSnapshot.getKey());
                    groupsViewAdapter.update(groups);
                    groupsViewAdapter.notifyDataSetChanged();
                }
            }
        }

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

Example 10 with ValueEventListener

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

the class ExpenseDetailFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    // Inflate the layout for this fragment
    Log.i(TAG, "onCreateView");
    setInterface((OnItemClickInterface) getActivity());
    //Read expenseID from ExpenseDetailPagerAdapter
    Bundle b = this.getArguments();
    expenseID = b.getString("expenseID");
    final View view = inflater.inflate(R.layout.skeleton_list, container, false);
    RecyclerView.ItemDecoration divider = new InsetDivider.Builder(getContext()).orientation(InsetDivider.VERTICAL_LIST).dividerHeight(getResources().getDimensionPixelSize(R.dimen.divider_height)).color(ContextCompat.getColor(getContext(), 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);
    participantsViewAdapter = new ParticipantsViewAdapter(this.getContext(), this, participants);
    recyclerView.setAdapter(participantsViewAdapter);
    //Ascolto i participants alla spesa
    databaseReference.child("expenses").child(expenseID).addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            //Per ogni participant
            for (DataSnapshot participantSnap : dataSnapshot.child("participants").getChildren()) {
                Double alreadyPaid = participantSnap.child("alreadyPaid").getValue(Double.class);
                Double dueImport = alreadyPaid - participantSnap.child("fraction").getValue(Double.class) * dataSnapshot.child("amount").getValue(Double.class);
                String currency = dataSnapshot.child("currency").getValue(String.class);
                User u = new User();
                u.setAlreadyPaid(alreadyPaid);
                u.setDueImport(dueImport);
                u.setExpenseCurrency(currency);
                String participantID = participantSnap.getKey();
                FirebaseUtils.getInstance().getParticipantName(participantID, participants, participantsViewAdapter, u);
            }
        }

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