package com.alorma.github.ui.fragment;

import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v7.widget.GridLayoutManager;
import android.support.v7.widget.RecyclerView;
import android.text.Editable;
import android.text.TextWatcher;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.EditText;
import com.alorma.github.R;
import com.alorma.github.emoji.Emoji;
import com.alorma.github.emoji.EmojisAdapter;
import com.alorma.github.emoji.EmojisFragment;
import java.util.List;

public class ShowEmojisFragment extends EmojisFragment implements EmojisAdapter.OnEmojiSelectedListener {

  private EmojisAdapter emojisAdapter;
  private EditText filterEdit;
  private EmojisAdapter.OnEmojiSelectedListener onEmojiSelectedListener;

  @Nullable
  @Override
  public View onCreateView(LayoutInflater inflater, ViewGroup container, Bundle savedInstanceState) {
    super.onCreateView(inflater, container, savedInstanceState);

    return inflater.inflate(R.layout.test_emojis_fragment, null, false);
  }

  @Override
  public void onViewCreated(View view, @Nullable Bundle savedInstanceState) {
    super.onViewCreated(view, savedInstanceState);

    RecyclerView recyclerView = (RecyclerView) view.findViewById(R.id.recycler);
    recyclerView.setLayoutManager(new GridLayoutManager(getActivity(), 3));
    emojisAdapter = new EmojisAdapter();
    emojisAdapter.setOnEmojiSelectedListener(this);
    recyclerView.setAdapter(emojisAdapter);

    filterEdit = (EditText) view.findViewById(R.id.filter);
    filterEdit.addTextChangedListener(new TextWatcher() {
      @Override
      public void beforeTextChanged(CharSequence s, int start, int count, int after) {

      }

      @Override
      public void onTextChanged(CharSequence s, int start, int before, int count) {
        filter(filterEdit.getText().toString());
      }

      @Override
      public void afterTextChanged(Editable s) {

      }
    });
  }

  @Override
  public void onEmojisLoaded(List<Emoji> emojis) {
    emojisAdapter.clear();
    emojisAdapter.addAll(emojis);
  }

  @Override
  public void onEmojiSelected(Emoji emoji) {
    if (onEmojiSelectedListener != null) {
      onEmojiSelectedListener.onEmojiSelected(emoji);
    }
  }

  public void setOnEmojiSelectedListener(EmojisAdapter.OnEmojiSelectedListener onEmojiSelectedListener) {
    this.onEmojiSelectedListener = onEmojiSelectedListener;
  }
}