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

Example 11 with DataSnapshot

use of com.google.firebase.database.DataSnapshot 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 12 with DataSnapshot

use of com.google.firebase.database.DataSnapshot 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;
}

Example 13 with DataSnapshot

use of com.google.firebase.database.DataSnapshot 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 14 with DataSnapshot

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

the class MainActivity method onStart.

@Override
protected void onStart() {
    super.onStart();
    Log.i(TAG, "onStart");
    startingIntent = getIntent();
    currentFragment = startingIntent.getIntExtra("currentFragment", 1);
    // start declaration of a listener on all the current user data -> attached in onStart()
    currentUserListener = new ValueEventListener() {

        @Override
        public void onDataChange(DataSnapshot dataSnapshot) {
            Log.d(TAG, "onDataChange currentUserref");
            if (currentUser == null) {
                //makeText(MainActivity.this, "Ricreato user", Toast.LENGTH_SHORT).show(); // todo: di debug, da rimuovere
                currentUser = new User();
            }
            currentUser.setID(currentUID);
            currentUser.setName(dataSnapshot.child("name").getValue(String.class));
            currentUser.setSurname(dataSnapshot.child("surname").getValue(String.class));
            currentUser.setProfileImage(dataSnapshot.child("image").getValue().toString());
            currentUser.setEmail(dataSnapshot.child("email").getValue(String.class));
            Log.d(TAG, "taken basic data of currentUser " + currentUser.toString());
            // get user friends's IDs
            for (DataSnapshot friend : dataSnapshot.child("friends").getChildren()) {
                currentUser.getUserFriends().put(friend.getKey(), null);
            }
            // get user groups's IDs
            for (DataSnapshot group : dataSnapshot.child("groups").getChildren()) {
                currentUser.getUserGroups().put(group.getKey(), null);
            }
            //todo mettere altri dati in myself?
            Log.d(TAG, "Taken friends and groups, now creating the adapter");
            adapter = new MainActivityPagerAdapter(getSupportFragmentManager(), tabLayout.getTabCount());
            viewPager.setAdapter(adapter);
            if (currentFragment != null) {
                viewPager.setCurrentItem(currentFragment);
                updateFab(currentFragment);
            } else {
                viewPager.setCurrentItem(1);
                updateFab(1);
            }
            // load nav menu header data for the current user
            loadNavHeader();
            Log.d(TAG, "logged user name: " + currentUser.getName());
            Log.d(TAG, "logged user surname: " + currentUser.getSurname());
            Uri data = startingIntent.getData();
            if (data != null) {
                inviterID = data.getQueryParameter("inviterID");
                groupToBeAddedID = data.getQueryParameter("groupToBeAddedID");
            } else {
                // retrieving data from the intent inviterID & groupToBeAddedID as the group ID where to add the current user
                if (startingIntent.hasExtra("inviterID")) {
                    // to be used to set the current user as friend of the inviter
                    Log.d(TAG, "there is an invite");
                    inviterID = startingIntent.getStringExtra("inviterID");
                    startingIntent.removeExtra("inviterID");
                }
                if (startingIntent.hasExtra("groupToBeAddedID")) {
                    groupToBeAddedID = startingIntent.getStringExtra("groupToBeAddedID");
                    startingIntent.removeExtra("groupToBeAddedID");
                }
            }
            // control if user that requires the friendship is already a friend
            if (inviterID != null) {
                if (!currentUser.getUserFriends().containsKey(inviterID)) {
                    FirebaseUtils.getInstance().addFriend(inviterID);
                    inviterID = null;
                    makeText(MainActivity.this, "Now you have a new friend!", Toast.LENGTH_LONG).show();
                } else
                    makeText(MainActivity.this, "You and inviter are already friends!", Toast.LENGTH_LONG).show();
            }
            // control if user is already part of requested group
            if (groupToBeAddedID != null) {
                if (!currentUser.getUserGroups().containsKey(groupToBeAddedID)) {
                    //                        currentUser.joinGroup(groupToBeAddedID); //todo usare questa? non aggiorna il numero dei membri
                    currentUser.getUserGroups().put(groupToBeAddedID, null);
                    FirebaseUtils.getInstance().joinGroupFirebase(currentUID, groupToBeAddedID);
                    groupToBeAddedID = null;
                    makeText(MainActivity.this, "Now you are part of the group!", Toast.LENGTH_LONG).show();
                } else
                    makeText(MainActivity.this, "You are already part of " + currentUser.getUserGroups().get(groupToBeAddedID).getName(), Toast.LENGTH_LONG).show();
            }
            if (startingIntent.hasExtra("notificationTitle")) {
                Intent notificationIntent = null;
                switch(startingIntent.getStringExtra("notificationTitle")) {
                    case "notification_invite":
                        if (startingIntent.hasExtra("groupID")) {
                            notificationIntent = new Intent(getApplicationContext(), GroupDetailActivity.class);
                            notificationIntent.putExtra("groupID", startingIntent.getStringExtra("groupID"));
                        }
                        break;
                    case "notification_expense_added":
                        if (startingIntent.hasExtra("groupID")) {
                            notificationIntent = new Intent(getApplicationContext(), ExpenseDetailActivity.class);
                            notificationIntent.putExtra("groupID", startingIntent.getStringExtra("groupID"));
                            if (startingIntent.hasExtra("expenseID")) {
                                notificationIntent.putExtra("expenseID", startingIntent.getStringExtra("expenseID"));
                            }
                        }
                        break;
                    case "notification_expense_removed":
                        if (startingIntent.hasExtra("groupID")) {
                            notificationIntent = new Intent(getApplicationContext(), GroupDetailActivity.class);
                            notificationIntent.putExtra("groupID", startingIntent.getStringExtra("groupID"));
                        }
                        break;
                    case "notification_proposalExpense_added":
                        if (startingIntent.hasExtra("expenseID")) {
                            notificationIntent = new Intent(getApplicationContext(), PendingExpenseDetailActivity.class);
                            notificationIntent.putExtra("expenseID", startingIntent.getStringExtra("expenseID"));
                        }
                        break;
                }
                if (notificationIntent != null) {
                    notificationIntent.putExtra("userID", currentUID);
                    startingIntent.removeExtra("notificationTitle");
                    startActivityForResult(notificationIntent, REQUEST_NOTIFICATION);
                }
            }
        }

        @Override
        public void onCancelled(DatabaseError databaseError) {
            // TODO: come gestire?
            Log.d(TAG, "getting current user failed");
        }
    };
    // end of listener declaration on all the current user data
    authListener = new FirebaseAuth.AuthStateListener() {

        @Override
        public void onAuthStateChanged(@NonNull FirebaseAuth firebaseAuth) {
            Log.d(TAG, "onAuthStateChanged");
            currentFirebaseUser = firebaseAuth.getCurrentUser();
            if (currentFirebaseUser != null) {
                // getting reference to the user from db
                currentUID = currentFirebaseUser.getUid();
                currentUserRef = usersRef.child(currentUID);
                //take refreshed toked and save it to use FCM
                currentUserRef.child("token").setValue(FirebaseInstanceId.getInstance().getToken());
                Log.d(TAG, "device token: " + FirebaseInstanceId.getInstance().getToken());
                // attach a listener on all the current user data
                currentUserRef.addValueEventListener(currentUserListener);
            } else {
                Log.d(TAG, "current user is null, so go to login activity");
                Intent goToLogin = new Intent(getApplicationContext(), LoginSignUpActivity.class);
                // currentUser = null;
                startActivity(goToLogin);
                auth.removeAuthStateListener(authListener);
                finish();
            }
        }
    };
    // attach the listener to the FirebaseAuth instance
    auth.addAuthStateListener(authListener);
}

Example 15 with DataSnapshot

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

the class ChatActivity method updateChatConversation.

private void updateChatConversation(DataSnapshot dataSnapshot) {
    Iterator i = dataSnapshot.getChildren().iterator();
    while (i.hasNext()) {
        chat_id = dataSnapshot.getKey();
        Log.d("STATE", "result : " + chat_id);
        chat_msg = (String) ((DataSnapshot) i.next()).getValue();
        chat_side = (String) ((DataSnapshot) i.next()).getValue();
        chat_timestamp = (String) ((DataSnapshot) i.next()).getValue();
        chat_username = (String) ((DataSnapshot) i.next()).getValue();
        chat_downvote = (Long) ((DataSnapshot) i.next()).getValue();
        chat_upvote = (Long) ((DataSnapshot) i.next()).getValue();
        ChatMessageHelper msg = new ChatMessageHelper(chat_id, chat_side, chat_msg, chat_username, chat_upvote, chat_downvote, chat_timestamp);
        chatAdapter.update(msg, chat_id);
        chatAdapter.notifyDataSetChanged();
    }
}