package com.yeshi.ec.library_baiducpu.fragment;
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import android.graphics.Canvas;
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import android.graphics.Color;
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import android.graphics.Rect;
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import android.os.Bundle;
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.LinearLayoutManager;
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import androidx.recyclerview.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.View;
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import android.view.ViewGroup;
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import android.widget.TextView;
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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.adapter.BaiduCPUContentAdapter;
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import com.yeshi.ec.library_baiducpu.entity.BaiDuCPUType;
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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 BaiDuCPUContentFragment extends RetainViewFragment implements NativeCPUManager.CPUAdListener {
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public final static int VIEW_TYPE_NEWS = 1;
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public final static int VIEW_TYPE_SMALLVIDEO = 2;
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public final static int VIEW_TYPE_VIDEO = 3;
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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 BaiduCPUContentAdapter adapter;
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private final static String TAG = "BaiDuNewsContent";
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private TextView footerView;
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private int viewType;
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private boolean showAd;
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private BaiduCPUContentAdapter.IBaiDuCPUItemClickListener baiDuCPUItemClickListener;
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public void setBaiDuCPUItemClickListener(BaiduCPUContentAdapter.IBaiDuCPUItemClickListener baiDuCPUItemClickListener) {
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this.baiDuCPUItemClickListener = baiDuCPUItemClickListener;
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}
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public static BaiDuCPUContentFragment newInstance(BaiDuCPUType spinnerItem, int viewType, boolean showAd, int refreshColor, BaiduCPUContentAdapter.IBaiDuCPUItemClickListener baiDuCPUItemClickListener) {
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BaiDuCPUContentFragment fragment = new BaiDuCPUContentFragment();
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Bundle bundle = new Bundle();
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bundle.putSerializable("item", spinnerItem);
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bundle.putInt("viewType", viewType);
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bundle.putBoolean("showAd", showAd);
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bundle.putInt("refreshColor", refreshColor);
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fragment.setArguments(bundle);
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fragment.setBaiDuCPUItemClickListener(baiDuCPUItemClickListener);
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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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else
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footerView.setVisibility(View.GONE);
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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.parseColor("#9FA5B3"));
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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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RecyclerView.ItemDecoration itemDecoration2 = new RecyclerView.ItemDecoration() {
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@Override
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public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
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super.onDraw(c, parent, state);
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}
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@Override
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public void onDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state) {
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super.onDrawOver(c, parent, state);
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}
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@Override
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public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
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super.getItemOffsets(outRect, view, parent, state);
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int index = parent.getChildAdapterPosition(view);
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int total = parent.getAdapter().getItemCount();
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int minWidth = DimenUtils.dipToPixels(2, view.getContext());
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if (index % 2 == 0) {
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outRect.left = 0; //第一列左边贴边
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outRect.right = minWidth;
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} else {
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outRect.right = 0; //第一列左边贴边
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outRect.left = minWidth;
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}
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if (index - 1 > 0) {
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outRect.top = minWidth;
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} else
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outRect.top = 0;
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if (total % 2 == 0) {
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if (total > 2 && (index < total - 2))
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outRect.bottom = minWidth;
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else
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outRect.bottom = 0;
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} else {
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if (total > 2 && (index < total - 1))
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outRect.bottom = minWidth;
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else
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outRect.bottom = 0;
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}
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}
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};
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private void initData() {
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Bundle bundle = getArguments();
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BaiDuCPUType item = (BaiDuCPUType) bundle.getSerializable("item");
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if (item == null)
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return;
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viewType = bundle.getInt("viewType");
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showAd = bundle.getBoolean("showAd", true);
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srl_news.setColorSchemeColors(bundle.getInt("refreshColor"));
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bundle.clear();
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mChannelId = item.getId();
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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 BaiduCPUContentAdapter(getContext(), viewType, nrAdList, baiDuCPUItemClickListener);
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rv_news.setAdapter(adapter);
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if (viewType == VIEW_TYPE_SMALLVIDEO) {
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RecyclerView.LayoutManager layoutManager = new GridLayoutManager(getContext(), 2);
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rv_news.setLayoutManager(layoutManager);
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//统一分为2列
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((GridLayoutManager) rv_news.getLayoutManager()).setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
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@Override
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public int getSpanSize(int position) {
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if (position >= nrAdList.size())
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return 2;
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else
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return 1;
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}
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});
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rv_news.addItemDecoration(itemDecoration2);
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} else {
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rv_news.setLayoutManager(new LinearLayoutManager(getContext()));
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}
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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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for (int i = list.size() - 1; i >= 0; i--) {
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if ("ad".equalsIgnoreCase(list.get(i).getType())) {
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list.remove(i--);
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if (showAd)
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break;
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}
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}
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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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if (currentPage == 1) {
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nrAdList.clear();
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adapter.notifyDataSetChanged();
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}
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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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}
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