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

Example 51 with DatabaseError

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

the class User method addFriend.

public void addFriend(final String friendID) {
    final DatabaseReference databaseReference = FirebaseUtils.getDatabaseReference();
    final DatabaseReference usersRef = databaseReference.child("users");
    final DatabaseReference groupsRef = databaseReference.child("groups");
    final String currentUID = this.getID();
    // getting friend data from db
    DatabaseReference friendRef = usersRef.child(friendID);
    User friend = new User(friendID, friendRef.child("username").toString(), friendRef.child("name").toString(), friendRef.child("surname").toString(), friendRef.child("email").toString(), friendRef.child("profileImage").toString());
    // Add friendID to friend list of currentUID
    // add friend to current user local HashMap
    this.userFriends.put(friendID, friend);
    usersRef.child(currentUID).child("friends").push();
    usersRef.child(currentUID).child("friends").child(friendID).child("deleted").setValue(false);
    // Add currentUID to friend list of friendID
    usersRef.child(friendID).child("friends").push();
    usersRef.child(friendID).child("friends").child(currentUID).child("deleted").setValue(false);
    // Read groups currentUID belongs to
    Query query = databaseReference.child("users").child(currentUID).child("groups");
    query.addListenerForSingleValueEvent(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            final ArrayList<String> u1Groups = new ArrayList<String>();
            for (DataSnapshot groupSnapshot : dataSnapshot.getChildren()) {
                Log.d(TAG, groupSnapshot.getKey() + " : " + groupSnapshot.getValue());
                if (groupSnapshot.getValue(Boolean.class))
                    u1Groups.add(groupSnapshot.getKey());
            }
            Query query = databaseReference.child("users").child(friendID).child("groups");
            query.addListenerForSingleValueEvent(new ValueEventListener() {

                @Override
                public void onDataChange(DataSnapshot dataSnapshot) {
                    ArrayList<String> sharedGroups = new ArrayList<String>();
                    for (DataSnapshot groupSnapshot : dataSnapshot.getChildren()) {
                        if (u1Groups.contains(groupSnapshot.getKey()) && groupSnapshot.getValue(Boolean.class))
                            sharedGroups.add(groupSnapshot.getKey());
                    }
                    final HashMap<String, Group> groups = new HashMap<>();
                    // ora in sharedGroups ci sono solo i gruppi di cui fanno parte entrambi gli utenti
                    for (String groupID : sharedGroups) {
                        // getting group data from db
                        DatabaseReference groupRef = groupsRef.child(groupID);
                        Group group = new Group(groupID, groupRef.child("name").toString(), groupRef.child("image").toString(), groupRef.child("description").toString(), Integer.parseInt(groupRef.child("numberMembers").toString()));
                        groups.put(friendID, group);
                        usersRef.child(currentUID).child("friends").child(friendID).child(groupID).setValue(true);
                        usersRef.child(friendID).child("friends").child(currentUID).child(groupID).setValue(true);
                    }
                    // add shared groups to local sharedGroupPerFriend HashMap
                    sharedGroupPerFriend.put(friendID, groups);
                }

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

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

Example 52 with DatabaseError

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

the class ChatActivity method onUpvoteClick.

//modify unblock functions here
@Override
public void onUpvoteClick(int p) {
    //Log.d("vote" , "up : ");
    //get correct chat msg with ith key from chatmessage helper
    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(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) {
        }
    });
}

Example 53 with DatabaseError

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

the class ChatFragment method onUpvoteClick.

@Override
public void onUpvoteClick(int p) {
    // Log.d("vote" , "up : ");
    // get correct chat msg with ith key from chatmessage helper
    ChatMessageHelper chatMessageHelper = (ChatMessageHelper) chatAdapter.getItem(p);
    String chat_key = chatMessageHelper.getMessageID();
    DatabaseReference message_root = currPageData.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(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) {
        }
    });
}

Example 54 with DatabaseError

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

the class ChatFragment method removeUpvote.

@Override
public void removeUpvote(int p) {
    ChatMessageHelper chatMessageHelper = (ChatMessageHelper) chatAdapter.getItem(p);
    String chat_key = chatMessageHelper.getMessageID();
    DatabaseReference message_root = currPageData.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 55 with DatabaseError

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

the class PendingExpensesFragment method onCreateView.

@Override
public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    Log.d(TAG, "onCreateView");
    setInterface((OnItemClickInterface) getActivity(), (OnItemLongClickInterface) getActivity());
    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);
    pendingExpenseViewAdapter = new PendingExpenseViewAdapter(this.getContext(), this, this, pendingExpensesMap);
    recyclerView.setAdapter(pendingExpenseViewAdapter);
    // Ascolto le pending expenses dello user
    databaseReference.child("users").child(MainActivity.getCurrentUID()).child("proposedExpenses").addValueEventListener(new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            // Per ogni pending expense dello user
            for (DataSnapshot pendingExpenseSnap : dataSnapshot.getChildren()) {
                // Se la pending expense non è stata eliminata (NELLO USER)
                if (pendingExpenseSnap.getValue(Boolean.class)) {
                    FirebaseUtils.getInstance().getPendingExpense(pendingExpenseSnap.getKey(), pendingExpensesMap, pendingExpenseViewAdapter);
                    pendingExpenseViewAdapter.update(pendingExpensesMap);
                    pendingExpenseViewAdapter.notifyDataSetChanged();
                } else {
                    // tolgo la spesa da quelle che verranno stampate, così la vedo sparire realtime
                    pendingExpensesMap.remove(pendingExpenseSnap.getKey());
                    pendingExpenseViewAdapter.update(pendingExpensesMap);
                    pendingExpenseViewAdapter.notifyDataSetChanged();
                }
            }
        }

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