package com.doumee.lib_coremodel.view.recyclerview.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.LayoutRes;
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import androidx.recyclerview.widget.AsyncListDiffer;
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import androidx.recyclerview.widget.DiffUtil;
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import androidx.recyclerview.widget.RecyclerView;
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import com.king.base.adapter.HolderRecyclerAdapter;
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import com.king.base.adapter.holder.ViewHolder;
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import java.util.List;
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public abstract class DiffHolderRecyclerAdapter<T,H extends RecyclerView.ViewHolder> extends RecyclerView.Adapter<H> implements ViewHolder.OnItemClick{
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private Context context;
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private AsyncListDiffer<T> mDiffer;
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private LayoutInflater layoutInflater;
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private HolderRecyclerAdapter.OnItemClickListener mOnItemClickListener;
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private HolderRecyclerAdapter.OnItemChildClickListener mOnItemChildClickListener;
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public interface OnItemClickListener{
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void onItemClick(View v, int position);
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}
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public void setOnItemClickListener(HolderRecyclerAdapter.OnItemClickListener clickListener){
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this.mOnItemClickListener = clickListener;
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}
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protected void onItemClick(View v,int position){
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if(mOnItemClickListener!=null){
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mOnItemClickListener.onItemClick(v,position);
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}
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}
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public interface OnItemChildClickListener{
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void onItemChildClick(View v, int position);
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}
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public void setOnItemChildClickListener(HolderRecyclerAdapter.OnItemChildClickListener clickListener){
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this.mOnItemChildClickListener = clickListener;
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}
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@Override
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public void onItemClick(View v,int position,boolean isChild){
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if(isChild){
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if(mOnItemChildClickListener!=null){
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mOnItemChildClickListener.onItemChildClick(v,position);
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}
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}else{
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onItemClick(v,position);
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}
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}
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public DiffHolderRecyclerAdapter(Context context, DiffUtil.ItemCallback<T> DIFF_CALLBACK){
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super();
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this.context = context;
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this.mDiffer= new AsyncListDiffer(this, DIFF_CALLBACK);
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this.layoutInflater = LayoutInflater.from(context);
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}
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public LayoutInflater getLayoutInflater(){
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return layoutInflater;
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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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@Override
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public H onCreateViewHolder(ViewGroup parent, int viewType) {
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View itemView = buildConvertView(layoutInflater,parent,viewType);
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return buildHolder(itemView,viewType);
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}
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@Override
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public void onBindViewHolder(H holder, final int position) {
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T item = position<mDiffer.getCurrentList().size() ? mDiffer.getCurrentList().get(position) : null;
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bindViewDatas(holder,item,position);
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if(this.mOnItemClickListener!=null){
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holder.itemView.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View v) {
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onItemClick(v,position);
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}
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});
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}
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if(holder instanceof ViewHolder){
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((ViewHolder)holder).setItemClick(this);
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}
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}
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@Override
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public int getItemCount() {
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return (mDiffer==null||mDiffer.getCurrentList()==null) ? 0:mDiffer.getCurrentList().size();
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}
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public View inflate(@LayoutRes int layoutId, ViewGroup parent, boolean attachToRoot){
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return layoutInflater.inflate(layoutId,parent,attachToRoot);
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}
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public List<T> getListData() {
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return mDiffer.getCurrentList();
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}
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public void setListData(List<T> listData) {
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this.mDiffer.submitList(listData);
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}
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/**
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* 建立convertView
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* @param layoutInflater
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* @param parent
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* @param viewType
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* @return
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*/
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public abstract View buildConvertView(LayoutInflater layoutInflater, ViewGroup parent, int viewType);
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/**
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* 建立视图Holder
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* @param convertView
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* @param viewType
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* @return
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*/
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public abstract H buildHolder(View convertView,int viewType);
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/**
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* 绑定数据
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* @param holder
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* @param item
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* @param position
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*/
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public abstract void bindViewDatas(H holder,T item,int position);
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}
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