package com.yeshi.ec.library_baiducpu.fragment;
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import android.content.Context;
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import android.graphics.Color;
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import android.os.Bundle;
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import android.support.annotation.NonNull;
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import android.support.v4.widget.SwipeRefreshLayout;
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import android.support.v7.widget.LinearLayoutManager;
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import android.support.v7.widget.RecyclerView;
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import android.util.Log;
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import android.view.Gravity;
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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 android.widget.RelativeLayout;
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import android.widget.TextView;
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import com.androidquery.AQuery;
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import com.baidu.mobad.feeds.RequestParameters;
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import com.baidu.mobads.nativecpu.CPUAdRequest;
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import com.baidu.mobads.nativecpu.CpuLpFontSize;
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import com.baidu.mobads.nativecpu.IBasicCPUData;
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import com.baidu.mobads.nativecpu.NativeCPUManager;
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import com.lcjian.library.RetainViewFragment;
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import com.lcjian.library.util.common.DimenUtils;
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import com.ut.device.UTDevice;
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import com.yeshi.ec.library_baiducpu.R;
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import com.yeshi.ec.library_baiducpu.entity.NativeCPUView;
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import com.yeshi.ec.library_baiducpu.entity.SpinnerItem;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* 百度资讯
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*/
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public class BaiDuNewsContentFragment extends RetainViewFragment implements NativeCPUManager.CPUAdListener {
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private final String YOUR_APP_ID = "be796ac7"; // 双引号中填写自己的APPSID
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private List<IBasicCPUData> nrAdList = new ArrayList<IBasicCPUData>();
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private NativeCPUManager mCpuManager;
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private int mChannelId = 1001; // 默认娱乐频道
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private SwipeRefreshLayout srl_news;
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private RecyclerView rv_news;
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private int currentPage = 1;//目前的界面
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private boolean isLoad;
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private MyAdapter adapter;
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private final static String TAG = "BaiDuNewsContent";
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private TextView footerView;
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public static BaiDuNewsContentFragment newInstance(SpinnerItem spinnerItem) {
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BaiDuNewsContentFragment fragment = new BaiDuNewsContentFragment();
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Bundle bundle = new Bundle();
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bundle.putSerializable("item", spinnerItem);
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fragment.setArguments(bundle);
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return fragment;
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}
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@Override
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public int getContentResource() {
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return R.layout.fragment_baidu_news_content;
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}
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private void initView(View contentView) {
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srl_news = contentView.findViewById(R.id.srl_news);
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rv_news = contentView.findViewById(R.id.rv_news);
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rv_news.addOnScrollListener(new RecyclerView.OnScrollListener() {
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@Override
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public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
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super.onScrollStateChanged(recyclerView, newState);
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LinearLayoutManager manager = (LinearLayoutManager) recyclerView.getLayoutManager();
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int first = manager.findFirstVisibleItemPosition();
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int last = manager.findLastVisibleItemPosition();
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int total = manager.getItemCount();
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if (newState == RecyclerView.SCROLL_STATE_IDLE) {
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if ((!isLoad) && last == total - 1 && nrAdList.size() < 1000) {
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if (nrAdList != null && nrAdList.size() > 0 && !srl_news.isRefreshing()) {//列表中有数据才能加载更多
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currentPage++;
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isLoad = true;
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if (nrAdList != null && nrAdList.size() > 0)
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footerView.setVisibility(View.VISIBLE);
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loadAd(currentPage);
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}
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}
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}
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}
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@Override
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public void onScrolled(RecyclerView recyclerView, int dx, final int dy) {
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super.onScrolled(recyclerView, dx, dy);
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}
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});
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footerView = new TextView(getContext());
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ViewGroup.LayoutParams params = new ViewGroup.LayoutParams(ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
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footerView.setLayoutParams(params);
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footerView.setText("努力加载中...");
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footerView.setTextColor(Color.WHITE);
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int padding = DimenUtils.dip2px(getContext(), 10);
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footerView.setPadding(padding, padding, padding, padding);
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footerView.setGravity(Gravity.CENTER);
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footerView.setTextSize(12);
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}
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private void initData() {
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Bundle bundle = getArguments();
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SpinnerItem item = (SpinnerItem) bundle.getSerializable("item");
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bundle.clear();
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mChannelId = item.getmId();
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mCpuManager = new NativeCPUManager(getContext(), YOUR_APP_ID, this);
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/**
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* 可选设置: 设置暗黑模式或调整内容详情页的字体大小
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*/
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mCpuManager.setLpFontSize(CpuLpFontSize.SMALL);
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mCpuManager.setLpDarkMode(true);
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adapter = new MyAdapter(getContext());
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rv_news.setAdapter(adapter);
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rv_news.setLayoutManager(new LinearLayoutManager(getContext()));
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srl_news.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
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@Override
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public void onRefresh() {
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currentPage = 1;
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loadAd(currentPage);
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}
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});
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adapter.setFooterView(footerView);
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srl_news.setRefreshing(true);
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loadAd(currentPage);
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}
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private void loadAd(int page) {
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/**
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* Step2：构建请求参数
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*/
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CPUAdRequest.Builder builder = new CPUAdRequest.Builder();
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builder.setDownloadAppConfirmPolicy(RequestParameters.DOWNLOAD_APP_CONFIRM_ONLY_MOBILE);
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builder.setCustomUserId(UTDevice.getUtdid(getContext())); // 当无法获得设备IMEI,OAID,ANDROIDID信息时，通过此字段获取内容 + 广告
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mCpuManager.setRequestParameter(builder.build());
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mCpuManager.setRequestTimeoutMillis(10 * 1000); // 如果不设置，则默认5s请求超时
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/**
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* Step3：调用请求接口，请求广告
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*/
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mCpuManager.loadAd(page, mChannelId, true);
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Log.i(TAG, "page:" + page);
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}
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@Override
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public void onCreateView(View contentView, Bundle savedInstanceState) {
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initView(contentView);
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initData();
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}
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private void onLoadFinish() {
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isLoad = false;
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srl_news.setRefreshing(false);
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footerView.setVisibility(View.GONE);
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}
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@Override
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public void onAdLoaded(List<IBasicCPUData> list) {
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onLoadFinish();
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int start = nrAdList.size();
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if (currentPage == 1) {
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nrAdList.clear();
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nrAdList.addAll(list);
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adapter.notifyDataSetChanged();
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} else {
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nrAdList.addAll(list);
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int count = list.size();
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if (count > 0) {
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adapter.notifyItemRangeInserted(start, count);
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}
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}
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}
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@Override
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public void onAdError(String s, int i) {
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onLoadFinish();
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}
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@Override
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public void onNoAd(String s, int i) {
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onLoadFinish();
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}
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@Override
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public void onAdClick() {
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}
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@Override
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public void onVideoDownloadSuccess() {
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}
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@Override
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public void onVideoDownloadFailed() {
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}
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@Override
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public void onAdStatusChanged(String s) {
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}
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class MyAdapter extends RecyclerView.Adapter {
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private LayoutInflater inflater;
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private AQuery aq;
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private View footerView;
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private final int TYPE_FOOTER = 1;
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private final int TYPE_CONTENT = 2;
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public MyAdapter(Context context) {
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inflater = LayoutInflater.from(getContext());
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aq = new AQuery(context);
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}
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public void setFooterView(View footerView) {
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this.footerView = footerView;
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}
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@NonNull
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@Override
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public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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if (viewType == TYPE_CONTENT)
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return new ViewHolder(inflater.inflate(R.layout.item_baidu_news, null, false));
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else
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return new FooterViewHolder(footerView);
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}
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@Override
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public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
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if (holder instanceof ViewHolder) {
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ViewHolder viewHolder = (ViewHolder) holder;
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final IBasicCPUData nrAd = nrAdList.get(position);
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final NativeCPUView cpuView = new NativeCPUView(getContext());
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if (cpuView.getParent() != null) {
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((ViewGroup) cpuView.getParent()).removeView(cpuView);
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}
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cpuView.setItemData(nrAd, aq);
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viewHolder.rl_container.removeAllViews();
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viewHolder.rl_container.addView(cpuView);
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nrAd.onImpression(viewHolder.view);
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viewHolder.view.setOnClickListener(new View.OnClickListener() {
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@Override
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public void onClick(View view) {
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nrAd.handleClick(view);
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}
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});
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}
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}
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@Override
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public int getItemCount() {
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int count = nrAdList.size();
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if (footerView != null)
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count++;
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return count;
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}
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@Override
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public int getItemViewType(int position) {
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if (position >= nrAdList.size())
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return TYPE_FOOTER;
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else
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return TYPE_CONTENT;
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}
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class ViewHolder extends RecyclerView.ViewHolder {
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RelativeLayout rl_container;
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View view;
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public ViewHolder(View itemView) {
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super(itemView);
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view = itemView;
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rl_container = itemView.findViewById(R.id.native_outer_view);
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}
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}
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class FooterViewHolder extends RecyclerView.ViewHolder {
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public FooterViewHolder(View itemView) {
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super(itemView);
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}
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}
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}
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}
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