package com.codelabs.unikomapps.main.article;

import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.ProgressBar;
import android.widget.TextView;

import com.bumptech.glide.Glide;
import com.codelabs.unikomapps.R;
import com.codelabs.unikomapps.data.ArticleModel;
import com.codelabs.unikomapps.util.AppConstants;
import com.google.gson.Gson;

import java.util.List;


/**
 * Created by rzlyp on 31/10/2016.
 */

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

    public static final int ITEM_TYPE_HEADER = 1;
    public static final int ITEM_TYPE_ARTICLE = 2;
    public static final int ITEM_TYPE_PROGRESS = 3;

    private Context context;
    private List<Object> articleDataSet;
    private ArticleItemListener articleItemListener;
    ArticleModel articleModel;

    public ArticleAdapter(Context context, List<Object> articleDataSet, ArticleItemListener articleItemListener) {
        this.context = context;
        this.articleDataSet = articleDataSet;
        this.articleItemListener = articleItemListener;
    }

    @Override
    public int getItemViewType(int position) {
        if (position == 0) {
            return ITEM_TYPE_HEADER;
        } else if (articleDataSet.get(position) == null) {
            return ITEM_TYPE_PROGRESS;
        }else {
            return ITEM_TYPE_ARTICLE;
        }
    }

    @Override
    public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        if (viewType == ITEM_TYPE_HEADER) {
            View view = LayoutInflater.from(context).inflate(R.layout.fragment_article_row_header, null);
            return new HeaderViewHolder(view);
        } else if (viewType == ITEM_TYPE_ARTICLE) {
            View view = LayoutInflater.from(context).inflate(R.layout.fragment_article_row_item, null);
            return new ArticleViewHolder(view);
        } else if (viewType == ITEM_TYPE_PROGRESS){
            View view = LayoutInflater.from(context).inflate(R.layout.global_progress_load_more, null);
            return new ProgressViewHolder(view);
        }

        return null;
    }

    @Override
    public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
        final int itemType = getItemViewType(position);
        articleModel = (ArticleModel) articleDataSet.get(position);
        if (itemType == ITEM_TYPE_HEADER) {
            ((HeaderViewHolder) holder).titleArticle.setText(articleModel.getJudul_artikel());
            ((HeaderViewHolder) holder).pengirimArticle.setText(articleModel.getPengirim());
            Glide.with(context).load(AppConstants.APIUrl.IMG_ARTICLE_URL + "" + articleModel.getFoto()).into(((HeaderViewHolder) holder).imgArticle);
        } else if (itemType == ITEM_TYPE_ARTICLE) {
            ((ArticleViewHolder) holder).titleArticle.setText(articleModel.getJudul_artikel());
            ((ArticleViewHolder) holder).pengirimArticle.setText(articleModel.getPengirim());
            Glide.with(context)
                    .load(AppConstants.APIUrl.IMG_ARTICLE_URL + articleModel.getFoto())
                    .into(((ArticleViewHolder) holder).imgArticle);
        } else {
            ((ProgressViewHolder) holder).progressBar.setIndeterminate(true);
        }
    }

    @Override
    public int getItemCount() {
        return articleDataSet.size();
    }

    public class HeaderViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
        ImageView imgArticle;
        TextView titleArticle;
        TextView pengirimArticle;

        public HeaderViewHolder(View itemView) {
            super(itemView);
            imgArticle = (ImageView) itemView.findViewById(R.id.article_image_header);
            titleArticle = (TextView) itemView.findViewById(R.id.article_textview_title);
            pengirimArticle = (TextView) itemView.findViewById(R.id.article_textview_pengirim);
            itemView.setOnClickListener(this);
        }

        @Override
        public void onClick(View view) {
            articleItemListener.onArticleClick(new Gson().toJson(articleDataSet.get(getAdapterPosition())));
        }
    }

    public class ArticleViewHolder extends RecyclerView.ViewHolder implements View.OnClickListener {
        ImageView imgArticle;
        TextView titleArticle;
        TextView pengirimArticle;

        public ArticleViewHolder(View itemView) {
            super(itemView);
            imgArticle = (ImageView) itemView.findViewById(R.id.article_imageview_image);
            titleArticle = (TextView) itemView.findViewById(R.id.article_textview_title);
            pengirimArticle = (TextView) itemView.findViewById(R.id.article_textview_creator);
            itemView.setOnClickListener(this);
        }

        @Override
        public void onClick(View view) {
            articleItemListener.onArticleClick(new Gson().toJson(articleDataSet.get(getAdapterPosition())));
        }
    }

    public class ProgressViewHolder extends RecyclerView.ViewHolder {
        ProgressBar progressBar;

        public ProgressViewHolder(View itemView) {
            super(itemView);
            progressBar = (ProgressBar) itemView.findViewById(R.id.global_progressbar);
        }
    }

    public void replaceData(List<Object> articleDataSet) {
        this.articleDataSet = articleDataSet;
        notifyDataSetChanged();
    }

    public interface ArticleItemListener {
        void onArticleClick(String extra);
    }
}