Files
assistant-android/app/src/main/java/com/gh/gamecenter/collection/ArticleAdapter.java
2018-03-12 17:53:12 +08:00

384 lines
15 KiB
Java

package com.gh.gamecenter.collection;
import android.content.Context;
import android.support.v7.widget.RecyclerView;
import android.util.DisplayMetrics;
import android.view.View;
import android.view.ViewGroup;
import android.view.WindowManager;
import android.widget.LinearLayout;
import com.gh.base.OnListClickListener;
import com.gh.base.OnRequestCallBackListener;
import com.gh.common.constant.Config;
import com.gh.common.constant.ItemViewType;
import com.gh.common.util.DisplayUtils;
import com.gh.common.util.ImageUtils;
import com.gh.common.util.NewsUtils;
import com.gh.gamecenter.R;
import com.gh.gamecenter.adapter.viewholder.FooterViewHolder;
import com.gh.gamecenter.adapter.viewholder.NewsImage1ViewHolder;
import com.gh.gamecenter.adapter.viewholder.NewsImage2ViewHolder;
import com.gh.gamecenter.adapter.viewholder.NewsImage3ViewHolder;
import com.gh.gamecenter.entity.NewsEntity;
import com.gh.gamecenter.entity.ViewsEntity;
import com.gh.gamecenter.manager.VisitManager;
import com.gh.gamecenter.retrofit.JSONObjectResponse;
import com.gh.gamecenter.retrofit.ObservableUtil;
import com.gh.gamecenter.retrofit.Response;
import com.gh.gamecenter.retrofit.RetrofitManager;
import com.lightgame.adapter.BaseRecyclerAdapter;
import com.lightgame.utils.Utils;
import org.json.JSONException;
import org.json.JSONObject;
import java.util.ArrayList;
import java.util.List;
import java.util.Locale;
import retrofit2.HttpException;
import rx.Observable;
import rx.Subscriber;
import rx.android.schedulers.AndroidSchedulers;
import rx.functions.Action1;
import rx.functions.Func1;
import rx.schedulers.Schedulers;
/**
* Created by khy on 18/07/17.
*/
public class ArticleAdapter extends BaseRecyclerAdapter {
private OnRequestCallBackListener mListener;
private OnListClickListener mListListener;
private List<NewsEntity> mNewsList;
private boolean isLoading;
private boolean isOver;
private boolean isNetworkError;
public ArticleAdapter(Context context, OnRequestCallBackListener listener, OnListClickListener listListener) {
super(context);
mListListener = listListener;
mListener = listener;
mNewsList = new ArrayList<>();
}
public void addList(final int offset) {
if (isLoading) {
return;
}
isLoading = true;
RetrofitManager.getInstance(mContext)
.getApi()
.getCollectionArticle(offset)
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Response<List<NewsEntity>>() {
@Override
public void onResponse(List<NewsEntity> response) {
super.onResponse(response);
Config.filterPluginArticle(response);
isLoading = false;
if (response.size() != 0) {
mNewsList.addAll(response);
notifyItemRangeInserted(mNewsList.size() - response.size(), response.size());
}
if (offset == 0 && mListener != null) {
if (mNewsList.size() == 0) {
mListener.loadEmpty();
} else {
mListener.loadDone();
}
}
if (response.size() < 20) {
isOver = true;
notifyItemChanged(getItemCount() - 1);
}
// 获取新闻阅读量
getNewsViews(response, offset);
}
@Override
public void onFailure(HttpException e) {
super.onFailure(e);
isLoading = false;
// 网络错误
if (offset == 0) {
if (mListener != null) {
mListener.loadError();
}
} else {
Utils.toast(mContext, R.string.loading_failed_hint);
isNetworkError = true;
notifyItemChanged(getItemCount() - 1);
}
}
});
}
// 获取新闻阅读量
private void getNewsViews(final List<NewsEntity> list, final int start) {
if (list == null || list.isEmpty()) {
return;
}
ObservableUtil.computation(new Observable.OnSubscribe<String>() {
@Override
public void call(Subscriber<? super String> subscriber) {
StringBuilder builder = new StringBuilder();
for (int i = 0, size = list.size(); i < size; i++) {
builder.append(list.get(i).getId());
builder.append("-");
}
builder.deleteCharAt(builder.length() - 1);
String ids = builder.toString();
VisitManager.getInstance().addUrl(ids);
subscriber.onNext(ids);
subscriber.onCompleted();
}
}, new Action1<String>() {
@Override
public void call(String ids) {
RetrofitManager.getInstance(mContext).getData()
.getNewsViews(ids)
.map(new Func1<List<ViewsEntity>, String>() {
@Override
public String call(List<ViewsEntity> list) {
for (ViewsEntity viewsEntity : list) {
for (NewsEntity newsEntity : mNewsList) {
if (viewsEntity.getId().equals(newsEntity.getId())) {
newsEntity.setViews(viewsEntity.getViews());
break;
}
}
}
return null;
}
})
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new Response<String>() {
@Override
public void onResponse(String response) {
notifyItemRangeChanged(start, list.size());
}
});
}
});
}
@Override
public int getItemViewType(int position) {
if (position == mNewsList.size()) {
return ItemViewType.LOADING;
}
NewsEntity newsEntity = mNewsList.get(position);
if (newsEntity.getThumbnail() == null) {
return ItemViewType.NEWS_IMAGE1;
}
if ("4x3".equals(newsEntity.getThumbnail().getType()) && newsEntity.getThumbnail().getUrl().size() == 3) {
return ItemViewType.NEWS_IMAGE2;
}
if ("3x1".equals(newsEntity.getThumbnail().getType())) {
return ItemViewType.NEWS_IMAGE3;
}
return ItemViewType.NEWS_IMAGE1;
}
@Override
public RecyclerView.ViewHolder onCreateViewHolder(ViewGroup parent, int viewType) {
View view;
switch (viewType) {
case ItemViewType.NEWS_IMAGE1:
view = mLayoutInflater.inflate(R.layout.news_image1_item, parent, false);
return new NewsImage1ViewHolder(view, mNewsList, mListListener);
case ItemViewType.NEWS_IMAGE2:
view = mLayoutInflater.inflate(R.layout.news_image2_item, parent, false);
return new NewsImage2ViewHolder(view, mNewsList, mListListener);
case ItemViewType.NEWS_IMAGE3:
view = mLayoutInflater.inflate(R.layout.news_image3_item, parent, false);
return new NewsImage3ViewHolder(view, mNewsList, mListListener);
case ItemViewType.LOADING:
return new FooterViewHolder(mLayoutInflater.inflate(R.layout.refresh_footerview, parent, false));
default:
return null;
}
}
@Override
public void onBindViewHolder(RecyclerView.ViewHolder holder, int position) {
switch (getItemViewType(position)) {
case ItemViewType.NEWS_IMAGE1:
initNewsImage1ViewHolder((NewsImage1ViewHolder) holder, position);
break;
case ItemViewType.NEWS_IMAGE2:
initNewsImage2ViewHolder((NewsImage2ViewHolder) holder, position);
break;
case ItemViewType.NEWS_IMAGE3:
initNewsImage3ViewHolder((NewsImage3ViewHolder) holder, position);
break;
case ItemViewType.LOADING:
initFooterViewHolder((FooterViewHolder) holder);
break;
}
}
@Override
public int getItemCount() {
if (mNewsList.size() == 0) return 0;
return mNewsList.size() + 1;
}
private void initNewsImage1ViewHolder(final NewsImage1ViewHolder viewHolder, int position) {
final NewsEntity newsEntity = mNewsList.get(position);
if (newsEntity.getThumbnail() != null && newsEntity.getThumbnail().getUrl() != null) {
ImageUtils.Companion.display(viewHolder.thumb, newsEntity.getThumbnail().getUrl().get(0));
} else {
ImageUtils.Companion.display(viewHolder.thumb, R.drawable.collection_default_icon);
}
viewHolder.title.setText(newsEntity.getTitle());
int views = newsEntity.getViews();
if (views == 0) {
viewHolder.read.setVisibility(View.GONE);
} else {
viewHolder.read.setVisibility(View.VISIBLE);
viewHolder.read.setText(String.format(Locale.getDefault(), "阅读 %d", views));
}
NewsUtils.setNewsType(viewHolder.type, newsEntity.getType(), newsEntity.getPriority(), position);
}
private void initNewsImage2ViewHolder(final NewsImage2ViewHolder viewHolder, int position) {
final NewsEntity newsEntity = mNewsList.get(position);
WindowManager wm = (WindowManager) mContext.getSystemService(Context.WINDOW_SERVICE);
DisplayMetrics outMetrics = new DisplayMetrics();
wm.getDefaultDisplay().getMetrics(outMetrics);
int width = (outMetrics.widthPixels - DisplayUtils.dip2px(mContext, 56)) / 3;
int height = (int) (width * 3 / 4f);
LinearLayout.LayoutParams lparams1 = new LinearLayout.LayoutParams(width, height);
viewHolder.thumb1.setLayoutParams(lparams1);
LinearLayout.LayoutParams lparams2 = new LinearLayout.LayoutParams(width, height);
lparams2.leftMargin = DisplayUtils.dip2px(mContext, 8);
viewHolder.thumb2.setLayoutParams(lparams2);
LinearLayout.LayoutParams lparams3 = new LinearLayout.LayoutParams(width, height);
lparams3.leftMargin = DisplayUtils.dip2px(mContext, 8);
viewHolder.thumb3.setLayoutParams(lparams3);
viewHolder.title.setText(newsEntity.getTitle());
ImageUtils.Companion.display(viewHolder.thumb1, newsEntity.getThumbnail().getUrl().get(0));
ImageUtils.Companion.display(viewHolder.thumb2, newsEntity.getThumbnail().getUrl().get(1));
ImageUtils.Companion.display(viewHolder.thumb3, newsEntity.getThumbnail().getUrl().get(2));
int views = newsEntity.getViews();
if (views == 0) {
viewHolder.read.setVisibility(View.GONE);
} else {
viewHolder.read.setVisibility(View.VISIBLE);
viewHolder.read.setText(String.format(Locale.getDefault(), "阅读 %d", views));
}
NewsUtils.setNewsType(viewHolder.type, newsEntity.getType(), newsEntity.getPriority(), position);
}
private void initNewsImage3ViewHolder(final NewsImage3ViewHolder viewHolder, int position) {
final NewsEntity newsEntity = mNewsList.get(position);
viewHolder.title.setText(newsEntity.getTitle());
ImageUtils.Companion.getInstance().display(viewHolder.thumb, newsEntity.getThumbnail().getUrl().get(0),
mContext.getResources().getDisplayMetrics().widthPixels - DisplayUtils.dip2px(mContext, 40));
int views = newsEntity.getViews();
if (views == 0) {
viewHolder.read.setVisibility(View.GONE);
} else {
viewHolder.read.setVisibility(View.VISIBLE);
viewHolder.read.setText(String.format(Locale.getDefault(), "阅读 %d", views));
}
NewsUtils.setNewsType(viewHolder.type, newsEntity.getType(), newsEntity.getPriority(), position);
}
private void initFooterViewHolder(FooterViewHolder viewHolder) {
viewHolder.initItemPadding();
if (isNetworkError) {
viewHolder.loading.setVisibility(View.GONE);
viewHolder.hint.setText(R.string.loading_failed_retry);
viewHolder.itemView.setClickable(true);
viewHolder.itemView.setOnClickListener(new View.OnClickListener() {
@Override
public void onClick(View v) {
isNetworkError = false;
notifyItemChanged(getItemCount() - 1);
addList(mNewsList.size());
}
});
} else if (isOver) {
viewHolder.loading.setVisibility(View.GONE);
viewHolder.hint.setText(R.string.loading_complete);
viewHolder.itemView.setClickable(false);
} else {
viewHolder.loading.setVisibility(View.VISIBLE);
viewHolder.hint.setText(R.string.loading);
viewHolder.itemView.setClickable(false);
}
}
// 统计新闻阅读量
public void statNewsViews(final NewsEntity newsEntity, final int position) {
RetrofitManager.getInstance(mContext).getData().postNewsViews(newsEntity.getId())
.subscribeOn(Schedulers.io())
.observeOn(AndroidSchedulers.mainThread())
.subscribe(new JSONObjectResponse() {
@Override
public void onResponse(JSONObject response) {
if (response.length() != 0) {
try {
if ("success".equals(response.getString("status"))) {
newsEntity.setViews(newsEntity.getViews() + 1);
notifyItemChanged(position);
// 更新okhttp缓存数据
VisitManager.updateOkhttpCache(mContext, newsEntity.getId());
}
} catch (JSONException e) {
e.printStackTrace();
}
}
}
});
}
List<NewsEntity> getDataList() {
return mNewsList;
}
public boolean isOver() {
return isOver;
}
public boolean isLoading() {
return isLoading;
}
public boolean isNetworkError() {
return isNetworkError;
}
}