/* Copyright (C) 2020-2024 Petr Vaněk
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This file is part of Gadgetbridge.
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Gadgetbridge is free software: you can redistribute it and/or modify
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it under the terms of the GNU Affero General Public License as published
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by the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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Gadgetbridge is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Affero General Public License for more details.
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You should have received a copy of the GNU Affero General Public License
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along with this program. If not, see <https://www.gnu.org/licenses/>. */
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package nodomain.freeyourgadget.gadgetbridge.adapter;
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import android.content.Context;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.RecyclerView;
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import java.util.ArrayList;
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import java.util.BitSet;
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import java.util.List;
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import nodomain.freeyourgadget.gadgetbridge.R;
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/**
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* Adapter for displaying generic ItemWithDetails instances.
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*/
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public abstract class AbstractActivityListingAdapter<T> extends RecyclerView.Adapter<AbstractActivityListingAdapter.AbstractActivityListingViewHolder<T>> {
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private final Context context;
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private final List<T> items;
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private final BitSet selectedItems = new BitSet();
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private OnItemClickListener onItemSingleClickListener;
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private OnItemClickListener onItemLongClickListener;
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public AbstractActivityListingAdapter(Context context) {
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this.context = context;
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this.items = new ArrayList<T>();
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}
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public void setOnItemClickListener(final OnItemClickListener onItemSingleClickListener) {
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this.onItemSingleClickListener = onItemSingleClickListener;
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}
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public void setOnItemLongClickListener(final OnItemClickListener onItemLongClickListener) {
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this.onItemLongClickListener = onItemLongClickListener;
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}
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public Context getContext() {
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return context;
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}
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public BitSet getSelectedItems() {
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return selectedItems;
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}
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@Override
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public int getItemCount() {
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return items.size();
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}
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public T getItem(final int position) {
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return items.get(position);
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}
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public int getPosition(final T item) {
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return items.indexOf(item);
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}
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public boolean isSelected(final int position) {
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return selectedItems.get(position);
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}
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@Override
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public int getItemViewType(final int position) {
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if (position == 0) {
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// First item is always the dashboard
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return 0;
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} else if (position == getItemCount() - 1) {
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// Last item is always an empty session (prevent overlap with fab)
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return 1;
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}
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return 2;
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}
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@NonNull
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@Override
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public AbstractActivityListingViewHolder<T> onCreateViewHolder(@NonNull final ViewGroup parent, final int viewType) {
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switch (viewType) {
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case 1: // empty
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return new EmptyViewHolder(LayoutInflater.from(getContext()).inflate(R.layout.activity_list_item, parent, false));
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}
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throw new IllegalArgumentException("Unknown view type " + viewType);
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}
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@Override
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public void onBindViewHolder(@NonNull final AbstractActivityListingViewHolder<T> holder, int position) {
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holder.fill(position, getItem(position), isSelected(position));
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if (position > 0 && position < getItemCount() - 1) {
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if (onItemSingleClickListener != null) {
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holder.itemView.setOnClickListener(v -> onItemSingleClickListener.onClick(position));
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}
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if (onItemLongClickListener != null) {
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holder.itemView.setOnLongClickListener(v -> {
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onItemLongClickListener.onClick(position);
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return true;
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});
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}
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}
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}
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public List<T> getItems() {
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return items;
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}
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public void loadItems() {
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}
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public void setItems(List<T> items, boolean notify) {
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this.items.clear();
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this.items.addAll(items);
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this.selectedItems.clear();
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if (notify) {
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notifyDataSetChanged();
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}
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}
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public void setActivityKindFilter(int activityKind) {
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}
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public void setDateFromFilter(long date) {
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}
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public void setDateToFilter(long date) {
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}
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public void setNameContainsFilter(String name) {
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}
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public void setItemsFilter(List<Long> items) {
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}
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public void setDeviceFilter(long device) {
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}
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public abstract static class AbstractActivityListingViewHolder<T> extends RecyclerView.ViewHolder {
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public AbstractActivityListingViewHolder(@NonNull final View itemView) {
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super(itemView);
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}
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public abstract void fill(int position, T item, final boolean selected);
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}
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public interface OnItemClickListener {
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void onClick(int position);
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}
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public class EmptyViewHolder extends AbstractActivityListingViewHolder<T> {
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final View rootView;
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public EmptyViewHolder(@NonNull final View itemView) {
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super(itemView);
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this.rootView = itemView;
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}
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@Override
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public void fill(final int position, final T item, final boolean selected) {
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rootView.setVisibility(View.GONE);
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}
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}
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}
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