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

Example 6 with DatabaseReference

use of com.google.firebase.database.DatabaseReference 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 DatabaseReference

use of com.google.firebase.database.DatabaseReference 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 DatabaseReference

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

the class EventsFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    RecyclerView recyclerView;
    RecyclerView.LayoutManager layoutManager;
    String groupID;
    View view = inflater.inflate(R.layout.skeleton_list, container, false);
    Bundle fragmentArguments = getArguments();
    groupID = fragmentArguments.getString("groupID");
    recyclerView = (RecyclerView) view.findViewById(R.id.rv_skeleton);
    recyclerView.setHasFixedSize(true);
    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);
    eventsViewAdapter = new EventsViewAdapter(this.getContext(), eventMap);
    recyclerView.setAdapter(eventsViewAdapter);
    DatabaseReference groupRef = databaseReference.child("groups");
    Log.d(TAG, "groupID: " + groupID);
    // retrieving events for current group
    groupRef.child(groupID).child("events").addValueEventListener(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot eventSnapshot) {
            for (DataSnapshot event : eventSnapshot.getChildren()) {
                FirebaseUtils.getInstance().getEvent(event.getKey(), eventMap, eventsViewAdapter);
                Log.d(TAG, event.getKey());
            }
            eventsViewAdapter.update(eventMap);
        }

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

Example 9 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project iNGAGE by davis123123.

the class ChatActivity method removeUpvote.

@Override
public void removeUpvote(int p) {
    ChatMessageHelper chatMessageHelper = (ChatMessageHelper) chatAdapter.getItem(p);
    String chat_key = chatMessageHelper.getMessageID();
    DatabaseReference message_root = root.child(chat_key);
    //get upvote data
    DatabaseReference upvote_count = message_root.child("upvotes");
    upvote_count.runTransaction(new Transaction.Handler() {

        @Override
        public Transaction.Result doTransaction(MutableData currentData) {
            Log.d("Data", String.valueOf(currentData));
            if (currentData.getValue() == null) {
                currentData.setValue(0);
            } else {
                currentData.setValue((Long) currentData.getValue() - 1);
            }
            //we can also abort by calling Transaction.abort()
            return Transaction.success(currentData);
        }

        //TODO:Error handle here
        @Override
        public void onComplete(DatabaseError databaseError, boolean b, DataSnapshot dataSnapshot) {
        }
    });
}

Example 10 with DatabaseReference

use of com.google.firebase.database.DatabaseReference in project iNGAGE by davis123123.

the class ChatActivity method onDownvoteClick.

@Override
public void onDownvoteClick(int p) {
    //Log.d("vote" , "down : ");
    ChatMessageHelper chatMessageHelper = (ChatMessageHelper) chatAdapter.getItem(p);
    String chat_key = chatMessageHelper.getMessageID();
    DatabaseReference message_root = root.child(chat_key);
    //get upvote data
    DatabaseReference downvote_count = message_root.child("downvotes");
    downvote_count.runTransaction(new Transaction.Handler() {

        @Override
        public Transaction.Result doTransaction(MutableData currentData) {
            Log.d("Data", String.valueOf(currentData));
            if (currentData.getValue() == null) {
                currentData.setValue(1);
            } else {
                currentData.setValue((Long) currentData.getValue() + 1);
            }
            //we can also abort by calling Transaction.abort()
            return Transaction.success(currentData);
        }

        //TODO:Error handle here
        @Override
        public void onComplete(DatabaseError databaseError, boolean b, DataSnapshot dataSnapshot) {
        }
    });
}