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2022-01-28 760aee20870a34e6130a1c12237c5b747e2b00bd
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package com.mugua.mgvideo.ui.category.fragment;
 
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Bundle;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import android.view.View;
import android.widget.ListView;
import android.widget.ProgressBar;
 
import com.google.gson.reflect.TypeToken;
import com.lcjian.library.RetainViewFragment;
import com.lcjian.library.util.RefreshLayout;
import com.mugua.mgvideo.R;
import com.yeshi.base.utils.JsonUtil;
import com.yeshi.base.utils.http.BasicTextHttpResponseHandler;
import com.mugua.mgvideo.MGVideoAPI;
import com.mugua.mgvideo.ui.category.UniqueAdapter;
import com.mugua.mgvideo.ui.category.bean.UniqueBean;
 
import org.apache.http.Header;
import org.json.JSONObject;
 
import java.util.ArrayList;
import java.util.List;
 
/**
 * 专题碎片
 */
public class UniqueFragment extends RetainViewFragment {
    private List<UniqueBean> uniques = new ArrayList<UniqueBean>();
    private int mCurrentPage = 1;
    private ListView uniqueView;
    private RefreshLayout rl_unique;
    private UniqueAdapter uniqueAdapter;
 
    /**
     * 获取专题页数据
     */
    private void getUniques() {
        SharedPreferences preferences = uniqueView.getContext().getSharedPreferences(
                "user", Context.MODE_PRIVATE);
        String uid = preferences.getString("uid", "");
        MGVideoAPI.getSpecialList(uniqueView.getContext(), uid,
                String.valueOf(mCurrentPage),
                new BasicTextHttpResponseHandler() {
                    @Override
                    public void onSuccessPerfect(int statusCode,
                                                 Header[] headers, JSONObject jsonObject)
                            throws Exception {
                        if (jsonObject.getBoolean("IsPost")) {
 
                            List<UniqueBean> uniqueList = JsonUtil.videoGson.fromJson(
                                    jsonObject.getJSONObject("Data")
                                            .getJSONArray("data").toString(),
                                    new TypeToken<List<UniqueBean>>() {
                                    }.getType());
                            if (mCurrentPage == 1) {
                                uniques.clear();
                            }
                            // 数量小于服务器数量时 才增加分页和添加数据
                            if (uniques.size() < jsonObject.getJSONObject(
                                    "Data").getInt("count")) {
                                mCurrentPage++;
                                uniques.addAll(uniqueList);
                                if (uniques.size() > 0)
                                    uniqueAdapter.notifyDataSetChanged();
                            }
                        }
                    }
 
                    @Override
                    public void onFailure(int statusCode, Header[] headers,
                                          byte[] responseBytes, Throwable throwable) {
                        super.onFailure(statusCode, headers, responseBytes, throwable);
                    }
 
                    @Override
                    public void onFinish() {
                        rl_unique.setRefreshing(false);
                        rl_unique.setLoading(false);
                    }
                });
    }
 
    @Override
    public int getContentResource() {
        return R.layout.category_unique;
    }
 
    @Override
    public void onResume() {
        super.onResume();
    }
 
    @Override
    public void onPause() {
        super.onPause();
    }
 
    @Override
    public void onCreateView(View contentView, Bundle savedInstanceState) {
        rl_unique = (RefreshLayout) contentView.findViewById(R.id.rl_unique_ptrlv);
        uniqueView = (ListView) contentView.findViewById(R.id.unique_ptrlv);
        uniqueView.addHeaderView(new View(getContext()));
        uniqueAdapter = new UniqueAdapter(uniques, getContext());
        uniqueView.setAdapter(uniqueAdapter);
        ProgressBar pb = new ProgressBar(getContext());
        rl_unique.setFooter(pb);
        rl_unique.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                mCurrentPage = 1;
                getUniques();
            }
        });
        rl_unique.setOnLoadListener(new RefreshLayout.OnLoadListener() {
            @Override
            public void onLoad() {
                mCurrentPage++;
                getUniques();
            }
        });
        getUniques();
        rl_unique.setRefreshing(true);
    }
}