Class chatPageAdapter

app/src/main/java/adapters/chatPageAdapter.java:27–135

public class chatPageAdapter extends RecyclerView.Adapter<chatPageAdapter.ViewHolder> {

    private final ArrayList<UserModel> userData;
    Context context;
    private static OnClickListener listener;
    FirebaseDatabase firebaseDatabase;
    FirebaseAuth firebaseAuth;

    public chatPageAdapter(ArrayList<UserModel> userData, Context context) {
        this.userData = userData;
        this.context = context;
    }

    @NonNull
    @Override
    public ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {

        View view = LayoutInflater.from(parent.getContext())
                .inflate(R.layout.chats_list_items, parent, false);

        return new ViewHolder(view);
    }


    @Override
    public void onBindViewHolder(@NonNull ViewHolder holder, int position) {


        userData.sort(Comparator.comparing(UserModel::getRecentMsgTime).reversed());

        firebaseAuth = FirebaseAuth.getInstance();
        firebaseDatabase = FirebaseDatabase.getInstance();


        // Show date/time on contact list
        final Calendar cal = Calendar.getInstance();
        cal.setTimeInMillis(userData.get(position).getRecentMsgTime());
        final String timeString1 =
                new SimpleDateFormat("dd-M-yy HH:mm").format(cal.getTime());
        final String timeString2 =
                new SimpleDateFormat("dd-M-yy HH:mm").format(new Date().getTime());
        int diff = Integer.parseInt(timeString2.substring(0, 2)) - Integer.parseInt(timeString1.substring(0, 2));

        if (diff < 1) {
            holder.recent_time.setText(timeString1.trim().substring(8));
        } else if (diff >= 1) {
            holder.recent_time.setText(timeString1.trim().substring(0, 8));
        }


        holder.chat_name.setText(userData.get(position).getUserName());
        holder.recent_message.setText(userData.get(position).getRecentMessage());

        String picUrl = userData.get(position).getProfilePic();

        Picasso.get().load(picUrl)
                .fit().centerCrop()
                .placeholder(R.drawable.user)