Examples with DocumentSnapshot com.google.firebase.firestore.DocumentSnapshot used on opensource projects

Example 1 with DocumentSnapshot

use of com.google.firebase.firestore.DocumentSnapshot in project PhotoBlog-Android-Blog-App by akshayejh.

the class MainActivity method onStart.

@Override
protected void onStart() {
    super.onStart();
    FirebaseUser currentUser = FirebaseAuth.getInstance().getCurrentUser();
    if (currentUser == null) {
        sendToLogin();
    } else {
        current_user_id = mAuth.getCurrentUser().getUid();
        firebaseFirestore.collection("Users").document(current_user_id).get().addOnCompleteListener(new OnCompleteListener<DocumentSnapshot>() {

            @Override
            public void onComplete(@NonNull Task<DocumentSnapshot> task) {
                if (task.isSuccessful()) {
                    if (!task.getResult().exists()) {
                        Intent setupIntent = new Intent(MainActivity.this, SetupActivity.class);
                        startActivity(setupIntent);
                        finish();
                    }
                } else {
                    String errorMessage = task.getException().getMessage();
                    Toast.makeText(MainActivity.this, "Error : " + errorMessage, Toast.LENGTH_LONG).show();
                }
            }
        });
    }
}

Example 2 with DocumentSnapshot

use of com.google.firebase.firestore.DocumentSnapshot in project FirebaseUI-Android by firebase.

the class FirestorePagingAdapter method onBindViewHolder.

@Override
public void onBindViewHolder(@NonNull VH holder, int position) {
    DocumentSnapshot snapshot = getItem(position);
    onBindViewHolder(holder, position, mParser.parseSnapshot(snapshot));
}

Example 3 with DocumentSnapshot

use of com.google.firebase.firestore.DocumentSnapshot in project FirebaseUI-Android by firebase.

the class FirestorePagingSource method getNextPageKey.

@NonNull
private PageKey getNextPageKey(@NonNull QuerySnapshot snapshot) {
    List<DocumentSnapshot> data = snapshot.getDocuments();
    DocumentSnapshot last = getLast(data);
    return new PageKey(last, null);
}

Example 4 with DocumentSnapshot

use of com.google.firebase.firestore.DocumentSnapshot in project PhotoBlog-Android-Blog-App by akshayejh.

the class BlogRecyclerAdapter method onBindViewHolder.

@Override
public void onBindViewHolder(final ViewHolder holder, int position) {
    holder.setIsRecyclable(false);
    final String blogPostId = blog_list.get(position).BlogPostId;
    final String currentUserId = firebaseAuth.getCurrentUser().getUid();
    String desc_data = blog_list.get(position).getDesc();
    holder.setDescText(desc_data);
    String image_url = blog_list.get(position).getImage_url();
    String thumbUri = blog_list.get(position).getImage_thumb();
    holder.setBlogImage(image_url, thumbUri);
    String user_id = blog_list.get(position).getUser_id();
    // User Data will be retrieved here...
    firebaseFirestore.collection("Users").document(user_id).get().addOnCompleteListener(new OnCompleteListener<DocumentSnapshot>() {

        @Override
        public void onComplete(@NonNull Task<DocumentSnapshot> task) {
            if (task.isSuccessful()) {
                String userName = task.getResult().getString("name");
                String userImage = task.getResult().getString("image");
                holder.setUserData(userName, userImage);
            } else {
            // Firebase Exception
            }
        }
    });
    try {
        long millisecond = blog_list.get(position).getTimestamp().getTime();
        String dateString = DateFormat.format("MM/dd/yyyy", new Date(millisecond)).toString();
        holder.setTime(dateString);
    } catch (Exception e) {
        Toast.makeText(context, "Exception : " + e.getMessage(), Toast.LENGTH_SHORT).show();
    }
    // Get Likes Count
    firebaseFirestore.collection("Posts/" + blogPostId + "/Likes").addSnapshotListener(new EventListener<QuerySnapshot>() {

        @Override
        public void onEvent(QuerySnapshot documentSnapshots, FirebaseFirestoreException e) {
            if (!documentSnapshots.isEmpty()) {
                int count = documentSnapshots.size();
                holder.updateLikesCount(count);
            } else {
                holder.updateLikesCount(0);
            }
        }
    });
    // Get Likes
    firebaseFirestore.collection("Posts/" + blogPostId + "/Likes").document(currentUserId).addSnapshotListener(new EventListener<DocumentSnapshot>() {

        @Override
        public void onEvent(DocumentSnapshot documentSnapshot, FirebaseFirestoreException e) {
            if (documentSnapshot.exists()) {
                holder.blogLikeBtn.setImageDrawable(context.getDrawable(R.mipmap.action_like_accent));
            } else {
                holder.blogLikeBtn.setImageDrawable(context.getDrawable(R.mipmap.action_like_gray));
            }
        }
    });
    // Likes Feature
    holder.blogLikeBtn.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            firebaseFirestore.collection("Posts/" + blogPostId + "/Likes").document(currentUserId).get().addOnCompleteListener(new OnCompleteListener<DocumentSnapshot>() {

                @Override
                public void onComplete(@NonNull Task<DocumentSnapshot> task) {
                    if (!task.getResult().exists()) {
                        Map<String, Object> likesMap = new HashMap<>();
                        likesMap.put("timestamp", FieldValue.serverTimestamp());
                        firebaseFirestore.collection("Posts/" + blogPostId + "/Likes").document(currentUserId).set(likesMap);
                    } else {
                        firebaseFirestore.collection("Posts/" + blogPostId + "/Likes").document(currentUserId).delete();
                    }
                }
            });
        }
    });
    holder.blogCommentBtn.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            Intent commentIntent = new Intent(context, CommentsActivity.class);
            commentIntent.putExtra("blog_post_id", blogPostId);
            context.startActivity(commentIntent);
        }
    });
}

Example 5 with DocumentSnapshot

use of com.google.firebase.firestore.DocumentSnapshot in project PhotoBlog-Android-Blog-App by akshayejh.

the class SetupActivity method onCreate.

@Override
protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.activity_setup);
    Toolbar setupToolbar = findViewById(R.id.setupToolbar);
    setSupportActionBar(setupToolbar);
    getSupportActionBar().setTitle("Account Setup");
    firebaseAuth = FirebaseAuth.getInstance();
    user_id = firebaseAuth.getCurrentUser().getUid();
    firebaseFirestore = FirebaseFirestore.getInstance();
    storageReference = FirebaseStorage.getInstance().getReference();
    setupImage = findViewById(R.id.setup_image);
    setupName = findViewById(R.id.setup_name);
    setupBtn = findViewById(R.id.setup_btn);
    setupProgress = findViewById(R.id.setup_progress);
    setupProgress.setVisibility(View.VISIBLE);
    setupBtn.setEnabled(false);
    firebaseFirestore.collection("Users").document(user_id).get().addOnCompleteListener(new OnCompleteListener<DocumentSnapshot>() {

        @Override
        public void onComplete(@NonNull Task<DocumentSnapshot> task) {
            if (task.isSuccessful()) {
                if (task.getResult().exists()) {
                    String name = task.getResult().getString("name");
                    String image = task.getResult().getString("image");
                    mainImageURI = Uri.parse(image);
                    setupName.setText(name);
                    RequestOptions placeholderRequest = new RequestOptions();
                    placeholderRequest.placeholder(R.drawable.default_image);
                    Glide.with(SetupActivity.this).setDefaultRequestOptions(placeholderRequest).load(image).into(setupImage);
                }
            } else {
                String error = task.getException().getMessage();
                Toast.makeText(SetupActivity.this, "(FIRESTORE Retrieve Error) : " + error, Toast.LENGTH_LONG).show();
            }
            setupProgress.setVisibility(View.INVISIBLE);
            setupBtn.setEnabled(true);
        }
    });
    setupBtn.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            final String user_name = setupName.getText().toString();
            if (!TextUtils.isEmpty(user_name) && mainImageURI != null) {
                setupProgress.setVisibility(View.VISIBLE);
                if (isChanged) {
                    user_id = firebaseAuth.getCurrentUser().getUid();
                    File newImageFile = new File(mainImageURI.getPath());
                    try {
                        compressedImageFile = new Compressor(SetupActivity.this).setMaxHeight(125).setMaxWidth(125).setQuality(50).compressToBitmap(newImageFile);
                    } catch (IOException e) {
                        e.printStackTrace();
                    }
                    ByteArrayOutputStream baos = new ByteArrayOutputStream();
                    compressedImageFile.compress(Bitmap.CompressFormat.JPEG, 100, baos);
                    byte[] thumbData = baos.toByteArray();
                    UploadTask image_path = storageReference.child("profile_images").child(user_id + ".jpg").putBytes(thumbData);
                    image_path.addOnCompleteListener(new OnCompleteListener<UploadTask.TaskSnapshot>() {

                        @Override
                        public void onComplete(@NonNull Task<UploadTask.TaskSnapshot> task) {
                            if (task.isSuccessful()) {
                                storeFirestore(task, user_name);
                            } else {
                                String error = task.getException().getMessage();
                                Toast.makeText(SetupActivity.this, "(IMAGE Error) : " + error, Toast.LENGTH_LONG).show();
                                setupProgress.setVisibility(View.INVISIBLE);
                            }
                        }
                    });
                } else {
                    storeFirestore(null, user_name);
                }
            }
        }
    });
    setupImage.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                if (ContextCompat.checkSelfPermission(SetupActivity.this, Manifest.permission.READ_EXTERNAL_STORAGE) != PackageManager.PERMISSION_GRANTED) {
                    Toast.makeText(SetupActivity.this, "Permission Denied", Toast.LENGTH_LONG).show();
                    ActivityCompat.requestPermissions(SetupActivity.this, new String[] { Manifest.permission.READ_EXTERNAL_STORAGE }, 1);
                } else {
                    BringImagePicker();
                }
            } else {
                BringImagePicker();
            }
        }
    });
}