arcanechat-android/src/main/java/org/thoughtcrime/securesms/components/SearchToolbar.java

package org.thoughtcrime.securesms.components;


import android.animation.Animator;
import android.content.Context;
import android.graphics.PorterDuff;
import android.graphics.drawable.Drawable;
import android.os.Build;
import androidx.annotation.MainThread;
import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.appcompat.widget.SearchView;
import androidx.appcompat.widget.Toolbar;
import android.util.AttributeSet;
import android.util.Log;
import android.view.MenuItem;
import android.view.View;
import android.view.ViewAnimationUtils;
import android.view.inputmethod.EditorInfo;
import android.widget.EditText;
import android.widget.LinearLayout;

import org.thoughtcrime.securesms.R;
import org.thoughtcrime.securesms.animation.AnimationCompleteListener;

public class SearchToolbar extends LinearLayout {

  private static final String TAG = SearchToolbar.class.getSimpleName();
  private float x, y;
  private MenuItem searchItem;
  private EditText searchText;
  private SearchListener listener;

  public SearchToolbar(Context context) {
    super(context);
    initialize();
  }

  public SearchToolbar(Context context, @Nullable AttributeSet attrs) {
    super(context, attrs);
    initialize();
  }

  public SearchToolbar(Context context, @Nullable AttributeSet attrs, int defStyleAttr) {
    super(context, attrs, defStyleAttr);
    initialize();
  }

  private void initialize() {
    inflate(getContext(), R.layout.search_toolbar, this);
    setOrientation(VERTICAL);

    Toolbar toolbar = findViewById(R.id.toolbar);
    if (toolbar == null) {
      Log.e(TAG, "SearchToolbar: No toolbar");
      return;
    }

    Drawable drawable = getContext().getResources().getDrawable(R.drawable.ic_arrow_back_white_24dp);
    drawable.mutate();
    drawable.setColorFilter(getContext().getResources().getColor(R.color.grey_700), PorterDuff.Mode.SRC_IN);

    toolbar.setNavigationIcon(drawable);
    toolbar.inflateMenu(R.menu.conversation_list_search);

    this.searchItem = toolbar.getMenu().findItem(R.id.action_filter_search);
    SearchView searchView = (SearchView) searchItem.getActionView();
    searchText = searchView.findViewById(androidx.appcompat.R.id.search_src_text);
    searchView.setImeOptions(EditorInfo.IME_ACTION_DONE);

    searchView.setSubmitButtonEnabled(false);

    if (searchText != null) {
      searchText.setHint(R.string.search);
      searchText.setOnEditorActionListener((textView, actionId, keyEvent) -> {
        if (EditorInfo.IME_ACTION_DONE == actionId) {
          searchView.clearFocus();
          return true;
        }
        return false;
      });
    } else {
      searchView.setQueryHint(getResources().getString(R.string.search));
    }

    searchView.setOnQueryTextListener(new SearchView.OnQueryTextListener() {
      @Override
      public boolean onQueryTextSubmit(String query) {
        if (listener != null) listener.onSearchTextChange(query);
        return true;
      }

      @Override
      public boolean onQueryTextChange(String newText) {
        return onQueryTextSubmit(newText);
      }
    });

    searchItem.setOnActionExpandListener(new MenuItem.OnActionExpandListener() {
      @Override
      public boolean onMenuItemActionExpand(MenuItem item) {
        return true;
      }

      @Override
      public boolean onMenuItemActionCollapse(MenuItem item) {
        hide();
        return true;
      }
    });

    MenuItem searchUnread = toolbar.getMenu().findItem(R.id.search_unread);
    searchUnread.setOnMenuItemClickListener(item -> {
      String t = searchText.getText().toString();
      if (!t.contains("is:unread")) {
        t += (t.isEmpty() ? "" : " ") + "is:unread ";
      }
      searchText.setText(t);
      searchText.setSelection(t.length(), t.length());
      return true;
    });

    toolbar.setNavigationOnClickListener(v -> hide());
  }

  @MainThread
  public void display(float x, float y) {
    if (getVisibility() != View.VISIBLE) {
      this.x = x;
      this.y = y;

      searchItem.expandActionView();

      Animator animator = ViewAnimationUtils.createCircularReveal(this, (int) x, (int) y, 0, getWidth());
      animator.setDuration(400);

      setVisibility(View.VISIBLE);
      animator.start();
    }
  }

  public void collapse() {
    searchItem.collapseActionView();
  }

  @MainThread
  private void hide() {
    if (getVisibility() == View.VISIBLE) {


      if (listener != null) listener.onSearchClosed();

      Animator animator = ViewAnimationUtils.createCircularReveal(this, (int) x, (int) y, getWidth(), 0);
      animator.setDuration(400);
      animator.addListener(new AnimationCompleteListener() {
        @Override
        public void onAnimationEnd(@NonNull Animator animation) {
          setVisibility(View.INVISIBLE);
        }
      });
      animator.start();
    }
  }

  public boolean isVisible() {
    return getVisibility() == View.VISIBLE;
  }

  @MainThread
  public void setListener(SearchListener listener) {
    this.listener = listener;
  }

  public interface SearchListener {
    void onSearchTextChange(String text);
    void onSearchClosed();
  }

}