admin
2021-07-06 abce02c7a61820f5d580f87364d542e817be429c
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package com.tejia.lijin.app.ui.recommend;
 
import android.content.Intent;
import android.graphics.drawable.AnimationDrawable;
import android.os.Bundle;
import android.provider.Settings;
 
import androidx.viewpager.widget.PagerAdapter;
import androidx.viewpager.widget.ViewPager;
import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
import androidx.recyclerview.widget.LinearLayoutManager;
import androidx.recyclerview.widget.RecyclerView;
 
import android.util.Log;
import android.view.Gravity;
import android.view.LayoutInflater;
import android.view.View;
import android.view.View.OnClickListener;
import android.widget.FrameLayout;
import android.widget.ImageView;
import android.widget.LinearLayout;
import android.widget.TextView;
import android.widget.Toast;
 
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.tejia.lijin.app.entity.RecommendGoods;
import com.umeng.analytics.MobclickAgent;
import com.viewpagerindicator.CirclePageIndicator;
import com.wpc.library.RetainViewFragment;
import com.wpc.library.content.ConnectivityChangeHelper;
import com.wpc.library.util.NetUtils;
import com.wpc.library.util.common.DimenUtils;
import com.wpc.library.widget.MyGridView;
import com.wpc.library.widget.RatioLayout;
import com.tejia.lijin.app.BasicTextHttpResponseHandler;
import com.tejia.lijin.app.R;
import com.tejia.lijin.app.ShoppingApi;
import com.tejia.lijin.app.entity.FirstCategory;
import com.tejia.lijin.app.entity.HomeBanner;
import com.tejia.lijin.app.entity.PushEventData;
import com.tejia.lijin.app.entity.SecondCategory;
import com.tejia.lijin.app.entity.TaoBaoGoodsBrief;
import com.tejia.lijin.app.ui.category.RecommendTopCategoryAdapter;
 
import org.apache.http.Header;
import org.json.JSONObject;
 
import java.util.ArrayList;
import java.util.List;
 
/**
 * 精选分类
 */
public class RecommendCategoryFragment extends RetainViewFragment implements OnClickListener {
 
    private SwipeRefreshLayout srl_second_category;
    private RecyclerView lv_second_category;
    private MyGridView gv_category_top;
    private RecommendGoodsAdapter adapter;//淘宝商品适配
 
    private ViewPager vp_banner;
    private CirclePageIndicator indicator_category;
    private RecommendTopAdapter bannerAdapter;
 
    private FirstCategory firstCategory;
    private List<SecondCategory> secondList = new ArrayList<>();
    private List<TaoBaoGoodsBrief> mList = new ArrayList<>();
    private List<HomeBanner> mBanners = new ArrayList<>();
    private int page = 1;
    private ImageView iv_slid_top;
    private boolean isLoad = true;
    View top_view;
    View bottom;
    TextView tv_loading;
    ImageView iv_loading;
    private int count = 1;
    private LinearLayout ll_no_net, ll_no_data, ll_request_failture;
    private ConnectivityChangeHelper mChangeHelper;
 
    public static RecommendCategoryFragment newInstance(FirstCategory type, int position) {
        RecommendCategoryFragment fragment = new RecommendCategoryFragment();
        Bundle bundle = new Bundle();
        bundle.putSerializable("type", type);
        fragment.setArguments(bundle);
//        firstCategory = (FirstCategory) bundle.getSerializable("type");
//        Log.e("eee", "newInstance: " + position);
//        Log.e("eee", "newInstance: " + firstCategory.getSwiperBannerId());
        return fragment;
    }
 
    private RatioLayout vp_recommend_ratio; //vp_recommend_ratio 轮播滚动
 
    @Override
    public int getContentResource() {
        return R.layout.fragment_second_category;
    }
 
    @Override
    public void onCreateView(View contentView, Bundle savedInstanceState) {
        srl_second_category = contentView.findViewById(R.id.srl_second_category);
        lv_second_category = contentView.findViewById(R.id.lv_second_category);
 
        iv_slid_top = contentView.findViewById(R.id.iv_slid_top);
        iv_slid_top.setOnClickListener(this);
 
        top_view = LayoutInflater.from(lv_second_category.getContext()).inflate(R.layout.item_category_top, null);
        gv_category_top = top_view.findViewById(R.id.gv_category_top);
        vp_banner = top_view.findViewById(R.id.vp_recommend);
        indicator_category = top_view.findViewById(R.id.indicator_recommend);//轮播 小点
        vp_recommend_ratio = top_view.findViewById(R.id.vp_recommend_ratio);//轮播滚动 布局
        gv_category_top.getFocusedChild();
 
        vp_banner.setCurrentItem(0, true);
        bannerAdapter = new RecommendTopAdapter(mBanners, getActivity(), false);
        vp_banner.setAdapter(bannerAdapter);
        vp_banner.postDelayed(mAutoScroller, 2000);
 
        float hRatio = 260 / 720f;
        float wRatio = 23 / 720f;
        int bottomPo = (int) (DimenUtils.getScreenWidth(getActivity()) * hRatio);
        int rightPo = (int) (DimenUtils.getScreenWidth(getActivity()) * wRatio);
        FrameLayout.LayoutParams params = new FrameLayout.LayoutParams(DimenUtils.dip2px(getActivity(), 40), DimenUtils.dip2px(getActivity(), 40));
        params.setMargins(0, 0, rightPo, bottomPo);
        params.gravity = Gravity.BOTTOM | Gravity.RIGHT;
        iv_slid_top.setLayoutParams(params);
        bottom = LayoutInflater.from(getContext()).inflate(R.layout.item_recyclerview_bottom, null);
        tv_loading = bottom.findViewById(R.id.tv_loading);
        iv_loading = bottom.findViewById(R.id.iv_loading);
        AnimationDrawable animationDrawable = (AnimationDrawable) getResources().getDrawable(
                R.drawable.anim_list_loading);
        iv_loading.setImageDrawable(animationDrawable);
        animationDrawable.start();
//        Glide.with(this).load(R.drawable.gif_loading).into(iv_loading);
        bottom.setVisibility(View.GONE);
        firstCategory = (FirstCategory) getArguments().getSerializable("type");
        if (firstCategory == null) {
            srl_second_category.setEnabled(false);
        } else {
            srl_second_category.setEnabled(true);
        }
        lv_second_category.setLayoutManager(new LinearLayoutManager(lv_second_category.getContext()));
//        lv_second_category.setBackgroundColor(getResources().getColor(R.color.white));
//        adapter = new RecommendCategoryAdapter(lv_second_category.getContext(), mList,
//                firstCategory == null ? null : firstCategory.getName(), "firstclass");
 
        adapter = new RecommendGoodsAdapter(lv_second_category.getContext(), mList, "firstclass");
 
//        adapter.isFirst = true;
        lv_second_category.setAdapter(adapter);
        adapter.addFooterView(bottom);
 
        ll_no_net = contentView.findViewById(R.id.ll_no_net);
        ll_no_data = contentView.findViewById(R.id.ll_no_data);
        ll_request_failture = contentView.findViewById(R.id.ll_request_failture);
        contentView.findViewById(R.id.tv_net_setting).setOnClickListener(this);
        contentView.findViewById(R.id.tv_refresh).setOnClickListener(this);
        mChangeHelper = new ConnectivityChangeHelper(ll_no_net.getContext(),
                new ConnectivityChangeHelper.OnConnectivityChangeListener() {
 
                    @Override
                    public void onNetworkUnAvailable() {
                        if (mList.size() == 0)
                            requestState(3);
                    }
 
                    @Override
                    public void onNetworkAvailable() {
                        requestState(0);
                        if (mList.size() == 0) {
                            getGoodsList();
                            getCateGorySecond();
                        }
                    }
                });
 
        srl_second_category.setRefreshing(true);
        srl_second_category.setColorSchemeColors(getResources().getColor(R.color.theme));
        srl_second_category.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
            @Override
            public void onRefresh() {
                page = 1;
                getCateGorySecond();
                getGoodsList();
            }
        });
 
        lv_second_category.addOnScrollListener(new RecyclerView.OnScrollListener() {
            @Override
            public void onScrollStateChanged(RecyclerView recyclerView, int newState) {
                super.onScrollStateChanged(recyclerView, newState);
                LinearLayoutManager manager = (LinearLayoutManager) recyclerView.getLayoutManager();
                int first = manager.findFirstVisibleItemPosition();
                int last = manager.findLastVisibleItemPosition();
                int total = manager.getItemCount();
                if (newState == RecyclerView.SCROLL_STATE_IDLE) {
                    if (first == 0) {
                        iv_slid_top.setVisibility(View.GONE);
                    }
                    if (last == total - 1 && mList.size() < count && isLoad) {
                        page++;
                        isLoad = false;
                        tv_loading.setText(getResources().getString(R.string.loading_more_text));
                        iv_loading.setVisibility(View.VISIBLE);
                        getGoodsList();
                    }
                }
//                else {
//                    iv_slid_top.setVisibility(View.GONE);
//                }
            }
 
            @Override
            public void onScrolled(RecyclerView recyclerView, int dx, final int dy) {
                super.onScrolled(recyclerView, dx, dy);
                if (Math.abs(dy) > 10) {
                    if (dy > 0) {
                        iv_slid_top.setVisibility(View.GONE);
                    } else {
                        iv_slid_top.setVisibility(View.VISIBLE);
                    }
                }
            }
        });
        getGoodsList();
        getCateGorySecond();
    }
 
    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
    }
 
    private Runnable mAutoScroller = new Runnable() {
 
        @Override
        public void run() {
            PagerAdapter adapter = vp_banner.getAdapter();
            if (adapter != null && adapter.getCount() != 0) {
                vp_banner.setCurrentItem((vp_banner.getCurrentItem() + 1)
                        % adapter.getCount(), true);
            }
            vp_banner.postDelayed(this, 5000);
        }
    };
 
    @Override
    public void onResume() {
        super.onResume();
        mChangeHelper.registerReceiver();
        indicator_category.setViewPager(vp_banner);
        MobclickAgent.onPageStart("分类详情页");
 
        long stayTime = System.currentTimeMillis() - bannerAdapter.clickTime;
        if (bannerAdapter.clickTime > 0 && stayTime > 15 * 1000) {
            PushEventData info = new PushEventData();
            info.setId(bannerAdapter.clickId);
            Gson gson = new GsonBuilder().serializeNulls().create();
            String data = gson.toJson(info);
            bannerAdapter.clickTime = 0;
            bannerAdapter.clickId = "";
        }
    }
 
    @Override
    public void onPause() {
        super.onPause();
        mChangeHelper.unregisterReceiver();
        MobclickAgent.onPageEnd("分类详情页");
        srl_second_category.setRefreshing(false);
        srl_second_category.destroyDrawingCache();
        srl_second_category.clearAnimation();
    }
 
 
    private void getGoodsList() {
        if (firstCategory == null) {
            srl_second_category.setRefreshing(false);
            return;
        }
 
        ShoppingApi.getRecommendSecondGoods(lv_second_category.getContext(), page + "", firstCategory.getClassId(),
                new BasicTextHttpResponseHandler() {
                    @Override
                    public void onStart() {
                        super.onStart();
                        if (page > 1) {
                            bottom.setVisibility(View.VISIBLE);
                        } else {
                            bottom.setVisibility(View.GONE);
                        }
                    }
 
                    @Override
                    public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
                        bottom.setVisibility(View.GONE);
                        if (jsonObject.optString("code").equalsIgnoreCase("0")) {
                            Gson gson = new GsonBuilder().serializeNulls().create();
                            List<TaoBaoGoodsBrief> list = gson.fromJson(
                                    jsonObject.getJSONObject("data").optJSONArray("result").toString(),
                                    new TypeToken<List<TaoBaoGoodsBrief>>() {
                                    }.getType());
                            if (page == 1)
                                mList.clear();
                            mList.addAll(list);
                            adapter.notifyDataSetChanged();
//                            adapter.notifyItemRangeChanged(mList.size(), list.size());//倒序刷新列表
                            isLoad = true;
                            count = Integer.parseInt(jsonObject.optJSONObject("data").optString("count"));
 
                            if (mList.size() == count) {
                                bottom.setVisibility(View.VISIBLE);
                                iv_loading.setVisibility(View.GONE);
                                tv_loading.setText(getResources().getString(R.string.list_no_more));
                            }
                            requestState(mList.size() == 0 ? 1 : 0);
                        } else {
                            if (mList.size() == 0)
                                requestState(2);
//                    SingleToast.showToast(lv_second_category.getContext(), jsonObject.optString("msg"));
                            Toast.makeText(lv_second_category.getContext(), jsonObject.optString("msg"), Toast.LENGTH_SHORT).show();
                        }
                    }
 
                    @Override
                    public void onFailure(int statusCode, Header[] headers, String responseString, Throwable throwable) {
                        super.onFailure(statusCode, headers, responseString, throwable);
                        Log.i("mResult", "请求错误--" + responseString);
                        bottom.setVisibility(View.GONE);
                        if (mList.size() == 0) {
                            if (NetUtils.getNetworkState(iv_loading.getContext()).equalsIgnoreCase(NetUtils.NETWORK_NONE)) {
                                requestState(3);
                            } else {
                                requestState(2);
                            }
                        } else {
                            if (NetUtils.getNetworkState(getContext()).equalsIgnoreCase(NetUtils.NETWORK_NONE)) {
//                        SingleToast.showToast(lv_second_category.getContext(), "网络未连接,请检测网络设置");
                                Toast.makeText(lv_second_category.getContext(), "网络未连接,请检测网络设置", Toast.LENGTH_SHORT).show();
                            } else {
//                        SingleToast.showToast(lv_second_category.getContext(), "网络连接异常,请检测网络设置");
                                Toast.makeText(lv_second_category.getContext(), "网络连接异常,请检测网络设置", Toast.LENGTH_SHORT).show();
                            }
                        }
                    }
                });
    }
 
    private void getCateGorySecond() {
        if (firstCategory == null) {
            srl_second_category.setRefreshing(false);
            return;
        }
        ShoppingApi.getSecondCategory(lv_second_category.getContext(), firstCategory.getClassId(), ((FirstCategory) getArguments().getSerializable("type")).getSwiperBannerId(), new BasicTextHttpResponseHandler() {
            @Override
            public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
                if (jsonObject.optString("code").equalsIgnoreCase("0")) {
                    Gson gson = new GsonBuilder().serializeNulls().create();
                    List<SecondCategory> list = gson.fromJson(
                            jsonObject.optJSONObject("data").optJSONArray("goodsSecondClassList").toString(),
                            new TypeToken<List<SecondCategory>>() {
                            }.getType());
                    if (secondList.size() > 0)
                        secondList.clear();
                    secondList.addAll(list);
                    if (gv_category_top.getAdapter() == null) {
                        gv_category_top.setAdapter(new RecommendTopCategoryAdapter(lv_second_category.getContext(), secondList, firstCategory.getName()));
                        gv_category_top.setFocusable(true);
                        gv_category_top.setFocusableInTouchMode(true);
                        gv_category_top.requestFocus();
                        gv_category_top.requestFocusFromTouch();
                    } else {
                        ((RecommendTopCategoryAdapter) gv_category_top.getAdapter()).notifyDataSetChanged();
                    }
                    if (secondList == null || secondList.size() == 0) { //当数据为0的时候 隐藏九宫格分类
                        gv_category_top.setVisibility(View.GONE);
                    } else {
                        gv_category_top.setVisibility(View.VISIBLE);
                        if (!adapter.haveHeaderView())
                            adapter.addHeaderView(top_view);
                    }
 
                    Gson gson2 = new GsonBuilder().serializeNulls().create();
                    List<HomeBanner> list2 = gson2.fromJson(
                            jsonObject.optJSONObject("data").optJSONArray("picList").toString(),
                            new TypeToken<List<HomeBanner>>() {
                            }.getType());
                    if (mBanners != null && mBanners.size() > 0) {
                        mBanners.clear();
                    }
                    mBanners.addAll(list2);
                    bannerAdapter.notifyDataSetChanged();
                    if (mBanners == null || mBanners.size() == 0) { //没有数据 隐藏 轮播
                        vp_recommend_ratio.setVisibility(View.GONE);
                    } else { //有条数据的时候
                        vp_recommend_ratio.setVisibility(View.VISIBLE);
                        if (mBanners.size() > 1) {
                            indicator_category.setVisibility(View.VISIBLE);//轮播小点
                        } else {
                            indicator_category.setVisibility(View.GONE);
                        }
                    }
                } else {
                    gv_category_top.setVisibility(View.GONE);
                    vp_recommend_ratio.setVisibility(View.GONE);
                }
            }
 
            @Override
            public void onFinish() {
                super.onFinish();
                srl_second_category.setRefreshing(false);
            }
        });
    }
 
    @Override
    public void onClick(View v) {
        switch (v.getId()) {
            case R.id.iv_slid_top:
                lv_second_category.getLayoutManager().scrollToPosition(0);
                break;
            case R.id.tv_net_setting:
                startActivity(new Intent(Settings.ACTION_SETTINGS));
                break;
            case R.id.tv_refresh:
                startActivity(new Intent(Settings.ACTION_SETTINGS));
                break;
        }
    }
 
    /**
     * 请求状态 0 数据正常展示;1 返回数据为空;2 网络请求失败;3 没有连接网络
     *
     * @param state
     */
    private void requestState(int state) {
        srl_second_category.setVisibility(state == 0 ? View.VISIBLE : View.GONE);
        lv_second_category.setVisibility(state == 0 ? View.VISIBLE : View.GONE);
        ll_no_data.setVisibility(state == 1 ? View.VISIBLE : View.GONE);
        ll_request_failture.setVisibility(state == 2 ? View.VISIBLE : View.GONE);
        ll_no_net.setVisibility(state == 3 ? View.VISIBLE : View.GONE);
    }
}