package com.electric.chargingpile.adapter;

import android.app.Activity;
import android.content.Context;
import android.graphics.Rect;
import android.support.constraint.ConstraintLayout;
import android.support.v7.widget.RecyclerView;
import android.support.v7.widget.StaggeredGridLayoutManager;
import android.text.TextUtils;
import android.view.LayoutInflater;
import android.view.View;
import android.view.ViewGroup;
import android.widget.ImageView;
import android.widget.TextView;
import android.widget.Toast;

import com.aspsine.irecyclerview.IViewHolder;
import com.electric.chargingpile.R;
import com.electric.chargingpile.application.MainApplication;
import com.electric.chargingpile.data.ChatRecommendBean;
import com.electric.chargingpile.data.TopicHomePageBean;
import com.electric.chargingpile.data.TopicDetailBeanLab;
import com.electric.chargingpile.iview.RecyclerItemTypeClickListener;
import com.electric.chargingpile.util.CircleTransform;
import com.electric.chargingpile.util.CommonParams;
import com.electric.chargingpile.util.DensityUtil;
import com.electric.chargingpile.util.ImageDisplayUtils;
import com.electric.chargingpile.util.JsonUtils;
import com.electric.chargingpile.util.ScreenUtils;
import com.electric.chargingpile.util.ToastUtil;
import com.electric.chargingpile.view.SortTopicPopWindow;
import com.squareup.picasso.Picasso;
import com.zhy.http.okhttp.OkHttpUtils;
import com.zhy.http.okhttp.callback.StringCallback;

import org.w3c.dom.Text;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import okhttp3.Call;

public class TopicDetailAdapter extends RecyclerView.Adapter<IViewHolder> {
    private static final String TAG = "TopicDetailAdapter";
    public static final int TOPIC_DETAIL_HEADER = 1;
    public static final int TOPIC_DETAIL_CONTENT = 2;
    public static final int TOPIC_DETAIL_FOOTER = 3;
    private int sort = 1;
    private Context context;
    private Activity activity;
    private LayoutInflater layoutInflater;
    private final TopicDetailBeanLab beanLab;
    private TopicHomePageBean.TopicVo topicVo;
    private RecyclerItemTypeClickListener onRecyclerItemClickListener;
    private ChooseTopicSortInterface chooseTopicSortInterface;
    private final int screenWidth;
    private final int screenHeight;
    private final int statusHeight;
    private final int headerHeight;
    private int itemWidth;
    private boolean showFooter = false;

    public TopicDetailAdapter(Context context, Activity activity) {
        this.context = context;
        this.activity = activity;
        this.layoutInflater = LayoutInflater.from(context);
        beanLab = TopicDetailBeanLab.get(context);

        screenWidth = ScreenUtils.getScreenWidth(context);
        screenHeight = ScreenUtils.getScreenHeight(context);
        statusHeight = ScreenUtils.getStatusHeight(context);
        headerHeight = DensityUtil.dip2px(context, 260);
        itemWidth = (screenWidth - DensityUtil.dip2px(context, 10 * 2)) / 2;
    }

    @Override
    public IViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
        View itemView = null;
        IViewHolder viewHolder = null;
        switch (viewType) {
            case TOPIC_DETAIL_HEADER:
                itemView = layoutInflater.inflate(R.layout.activity_topic_detail_header, parent, false);
                viewHolder = new HeaderViewHolder(itemView);
                break;
            case TOPIC_DETAIL_CONTENT:
                itemView = layoutInflater.inflate(R.layout.activity_chat_content, parent, false);
                viewHolder = new ContentViewHolder(itemView);
                break;
            case TOPIC_DETAIL_FOOTER:
                itemView = layoutInflater.inflate(R.layout.activity_chat_footer, parent, false);
                viewHolder = new FooterViewHolder(itemView);
                break;
        }
        return viewHolder;
    }

    @Override
    public void onBindViewHolder(IViewHolder viewHolder, int position) {
        switch (getItemViewType(position)) {
            case TOPIC_DETAIL_HEADER:
                bindHeaderViewHolder(viewHolder, position);
                break;
            case TOPIC_DETAIL_CONTENT:
                bindContentViewHolder(viewHolder, position);
                break;
            case TOPIC_DETAIL_FOOTER:
                bindFooterViewHolder(viewHolder, position);
                break;
        }
    }

    @Override
    public int getItemCount() {
        return beanLab.beans().size() + 1 + 1;
    }

    @Override
    public int getItemViewType(int position) {
        if (position == 0) {
            return TOPIC_DETAIL_HEADER;
        } else if (position == getItemCount() - 1) {
            return TOPIC_DETAIL_FOOTER;
        } else {
            return TOPIC_DETAIL_CONTENT;
        }
    }

    private void bindHeaderViewHolder(IViewHolder viewHolder, int position) {
        final HeaderViewHolder headerViewHolder = (HeaderViewHolder) viewHolder;
        StaggeredGridLayoutManager.LayoutParams params = (StaggeredGridLayoutManager.LayoutParams) headerViewHolder.topicDetailHeader.getLayoutParams();
        params.setFullSpan(true);
        if (topicVo == null) {
            return;
        }

        ImageDisplayUtils.dispalyImg(context, topicVo.coverImgUrl, headerViewHolder.headImage);
        headerViewHolder.name.setText(topicVo.name);
        headerViewHolder.desc.setText(topicVo.desc);
        headerViewHolder.read.setText(topicVo.visitNums);
        headerViewHolder.join.setText(topicVo.joinNums);

        headerViewHolder.sortConstrainLayout.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                final SortTopicPopWindow sortPopWindow = new SortTopicPopWindow(activity);
                sortPopWindow.setUi(sort);
                sortPopWindow.showPopupWindow(headerViewHolder.sortConstrainLayout, new View.OnClickListener() {
                    @Override
                    public void onClick(View v) {
                        switch (v.getId()) {
                            case R.id.tv_1:
                                sort = 1;
                                sortPopWindow.dismiss();
                                headerViewHolder.sortTextView.setText("最新发布");
                                headerViewHolder.chooseTopicSort(sort);
                                break;
                            case R.id.tv_2:
                                sort = 2;
                                sortPopWindow.dismiss();
                                headerViewHolder.sortTextView.setText("最后回复");
                                headerViewHolder.chooseTopicSort(sort);
                                break;
                            case R.id.tv_3:
                                sort = 3;
                                sortPopWindow.dismiss();
                                headerViewHolder.sortTextView.setText("最热");
                                headerViewHolder.chooseTopicSort(sort);
                                break;
                        }
                    }
                });
            }
        });
    }

    private void bindContentViewHolder(IViewHolder viewHolder, final int position) {
        List<ChatRecommendBean> beans = TopicDetailBeanLab.get(context).beans();
        if (beans.size() == 0 || position > beans.size()) {
            return;
        }

        final ChatRecommendBean bean = beans.get(position - 1);
        ContentViewHolder contentViewHolder = (ContentViewHolder) viewHolder;
        ConstraintLayout.LayoutParams coverImageParams = (ConstraintLayout.LayoutParams) contentViewHolder.coverImage.getLayoutParams();
        coverImageParams.width = itemWidth;

        if (bean.coverImgW == 0 || bean.coverImgH == 0) {
            coverImageParams.height = (int) (itemWidth * 16f / 9f);
        } else {
            if ((float) bean.coverImgH / bean.coverImgW > 16f / 9f) {
                coverImageParams.height = (int) (itemWidth * 16f / 9f);
            } else {
                coverImageParams.height = (int) ((float) itemWidth * bean.coverImgH / bean.coverImgW);
            }
        }
        contentViewHolder.coverImage.setLayoutParams(coverImageParams);
        ImageDisplayUtils.dispalyImg(context, bean.coverImgUrl, contentViewHolder.coverImage);

        contentViewHolder.videoIcon.setVisibility(bean.targetType == ChatRecommendBean.TARGET_TYPE_VIDEO ? View.VISIBLE : View.GONE);
        contentViewHolder.isTop.setVisibility(bean.isTop == 1 ? View.VISIBLE : View.GONE);
        contentViewHolder.title.setText(bean.title);
        contentViewHolder.authorInfo.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                showAuthorInfo(position);
            }
        });
        if (TextUtils.isEmpty(bean.headImgUrl)) {
            Picasso.with(context)
                    .load(R.drawable.icon_face2_0)
                    .placeholder(R.drawable.icon_face2_0)
                    .error(R.drawable.icon_face2_0)
                    .transform(new CircleTransform())
                    .into(contentViewHolder.headImage);
        } else {
            Picasso.with(context)
                    .load("http://cdz.evcharge.cc/zhannew/uploadfile/" + bean.headImgUrl)
                    .placeholder(R.drawable.icon_face2_0)
                    .error(R.drawable.icon_face2_0)
                    .transform(new CircleTransform())
                    .into(contentViewHolder.headImage);
        }

        contentViewHolder.nickName.setText(bean.nickName);
        contentViewHolder.likeInfo.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View view) {
                if (bean.likeFlg == 0) {
                    doLike(position);
                }
            }
        });

        if (bean.likeFlg == 1) {
            contentViewHolder.likeIcon.setBackgroundResource(R.drawable.app_talk_main_list_zan_red_icon);
        } else {
            contentViewHolder.likeIcon.setBackgroundResource(R.drawable.app_talk_main_list_zan_icon);
        }

        int likeNum = bean.likeNums;
        if (likeNum > 0) {
            contentViewHolder.likeNum.setVisibility(View.VISIBLE);
            contentViewHolder.likeNum.setText(likeNum < 999 ? likeNum + "" : "999+");
        } else {
            contentViewHolder.likeNum.setVisibility(View.GONE);
        }
    }

    /**
     * 点赞操作
     *
     * @param position
     */
    private void doLike(final int position) {
        final ChatRecommendBean bean = TopicDetailBeanLab.get(context).beans().get(position - 1);
        String url = MainApplication.urlNew + "/topic/like.do";
        Map<String, String> map = new HashMap<>();
        map.put("targetId", bean.targetId + "");
        map.put("targetType", bean.targetType + "");
        map.put("flag", "1");
        map.put("authorId", bean.addUserId + "");
        CommonParams.addCommonParams(map);

        OkHttpUtils.get().url(url).params(map).build().connTimeOut(6000).readTimeOut(6000).execute(new StringCallback() {
            @Override
            public void onError(Call call, Exception e) {
                ToastUtil.showToast(context, "点赞失败，请重试", Toast.LENGTH_SHORT);
            }

            @Override
            public void onResponse(String res) {
                String code = JsonUtils.getKeyResult(res, "code");
                String desc = JsonUtils.getKeyResult(res, "desc");
                if ("1000".equals(code)) {
                    bean.likeFlg = 1;
                    bean.likeNums += 1;
                    notifyItemChanged(position);
                } else {
                    ToastUtil.showToast(context, desc, Toast.LENGTH_SHORT);
                }
            }
        });
    }

    private void bindFooterViewHolder(IViewHolder viewHolder, final int position) {
        FooterViewHolder footerViewHolder = (FooterViewHolder) viewHolder;
        StaggeredGridLayoutManager.LayoutParams layoutParams = (StaggeredGridLayoutManager.LayoutParams) footerViewHolder.footerContainer.getLayoutParams();
        layoutParams.setFullSpan(true);

        footerViewHolder.footerContainer.setVisibility(showFooter ? View.VISIBLE : View.GONE);

        ConstraintLayout.LayoutParams params = (ConstraintLayout.LayoutParams) footerViewHolder.footerView.getLayoutParams();
        if (TopicDetailBeanLab.get(context).beans().size() == 0) {
            footerViewHolder.footTextView.setText("还没有任何内容哦，快来抢沙发~");
            params.height = DensityUtil.dip2px(context, (screenHeight - headerHeight - statusHeight) / 4);
            params.bottomMargin = 0;
        } else {
            footerViewHolder.footTextView.setText("已经全部加载完毕");
            params.height = DensityUtil.dip2px(context, 20);
            params.bottomMargin = DensityUtil.dip2px(context, 10);
        }

        if (showFooter == false) {
            params.height = 0;
            params.bottomMargin = DensityUtil.dip2px(context, 10);
        }

        footerViewHolder.footTextView.setLayoutParams(params);
    }

    private void showAuthorInfo(int position) {
        // TODO
    }


    public void setContentData(ArrayList<ChatRecommendBean> beans) {
        beanLab.clear();
        beanLab.add(beans);
        notifyDataSetChanged();
    }

    public void addContentData(ArrayList<ChatRecommendBean> beans) {
        int startSize = beanLab.beans().size();
        beanLab.add(beans);
        notifyItemRangeChanged(startSize, beans.size());
    }

    public void setHeaderData(TopicHomePageBean.TopicVo bean) {
        topicVo = bean;
    }

    public void setFooterData(Boolean showFooter) {
        this.showFooter = showFooter;
        notifyItemRangeChanged(getItemCount() - 1, 1);
    }

    class HeaderViewHolder extends IViewHolder {
        ConstraintLayout topicDetailHeader;
        ImageView headImage;
        TextView name;
        TextView desc;
        TextView read;
        TextView join;

        ConstraintLayout sortConstrainLayout;
        TextView sortTextView;
        ImageView sortCursor;


        public HeaderViewHolder(View itemView) {
            super(itemView);
            topicDetailHeader = itemView.findViewById(R.id.topicDetailHeader);
            headImage = itemView.findViewById(R.id.headImage);
            name = itemView.findViewById(R.id.name);
            desc = itemView.findViewById(R.id.desc);
            read = itemView.findViewById(R.id.read);
            join = itemView.findViewById(R.id.join);

            sortConstrainLayout = itemView.findViewById(R.id.sortConstrainLayout);
            sortTextView = itemView.findViewById(R.id.sortTextView);
            sortCursor = itemView.findViewById(R.id.sortCursor);

        }

        public void chooseTopicSort(int sort) {
            if (chooseTopicSortInterface != null) {
                chooseTopicSortInterface.chooseTopicSort(sort);
            }
        }
    }

    public static class ContentViewHolder extends IViewHolder {

        ConstraintLayout image_video_item;
        ImageView coverImage;
        ImageView videoIcon;
        TextView isTop;
        TextView title;
        ConstraintLayout authorInfo;
        ImageView headImage;
        TextView nickName;
        ConstraintLayout likeInfo;
        ImageView likeIcon;
        TextView likeNum;

        ConstraintLayout topic_item;
        ImageView topicCoverImage;
        TextView topicTitle;


        public ContentViewHolder(View itemView) {
            super(itemView);
            image_video_item = itemView.findViewById(R.id.image_video_item);
            coverImage = itemView.findViewById(R.id.coverImage);
            videoIcon = itemView.findViewById(R.id.videoIcon);
            isTop = itemView.findViewById(R.id.isTop);
            title = itemView.findViewById(R.id.title);
            authorInfo = itemView.findViewById(R.id.authorInfo);
            headImage = itemView.findViewById(R.id.headImage);
            nickName = itemView.findViewById(R.id.nickName);
            likeInfo = itemView.findViewById(R.id.likeInfo);
            likeIcon = itemView.findViewById(R.id.likeIcon);
            likeNum = itemView.findViewById(R.id.likeNum);

            // 默认是隐藏的,只有在首页信息流里面插入的话题才会显示
            topic_item = itemView.findViewById(R.id.topic_item);
            topicCoverImage = itemView.findViewById(R.id.topicCoverImage);
            topicTitle = itemView.findViewById(R.id.topicTitle);

        }
    }

    public static class FooterViewHolder extends IViewHolder {

        ConstraintLayout footerContainer;
        ConstraintLayout footerView;
        TextView footTextView;

        public FooterViewHolder(View itemView) {
            super(itemView);
            footerContainer = itemView.findViewById(R.id.footerContainer);
            footerView = itemView.findViewById(R.id.footerView);
            footTextView = itemView.findViewById(R.id.footTextView);
        }
    }

    public static class ContentViewDecoration extends RecyclerView.ItemDecoration {
        private StaggeredGridLayoutManager.LayoutParams layoutParams;

        @Override
        public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
            layoutParams = (StaggeredGridLayoutManager.LayoutParams) view.getLayoutParams();
            int position = parent.getChildAdapterPosition(view);
            if (position > 0) {
                if (layoutParams.getSpanIndex() % 2 == 0) {
                    outRect.left = DensityUtil.dip2px(view.getContext(), 15);
                    outRect.right = DensityUtil.dip2px(view.getContext(), 5);
                } else {
                    outRect.right = DensityUtil.dip2px(view.getContext(), 15);
                    outRect.left = DensityUtil.dip2px(view.getContext(), 5);
                }
            }

        }
    }

    public void setOnRecyclerItemClickListener(RecyclerItemTypeClickListener onRecyclerItemClickListener) {
        this.onRecyclerItemClickListener = onRecyclerItemClickListener;
    }

    public interface ChooseTopicSortInterface {
        void chooseTopicSort(int sort);
    }

    public void setChooseTopicSortInterface(ChooseTopicSortInterface chooseTopicSortInterface) {
        this.chooseTopicSortInterface = chooseTopicSortInterface;
    }

}