package com.tejia.lijin.app.ui.category;
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import android.content.Intent;
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import android.os.Bundle;
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import android.provider.Settings;
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import androidx.recyclerview.widget.DefaultItemAnimator;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import android.view.View;
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import android.widget.AdapterView;
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import android.widget.LinearLayout;
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import android.widget.ListView;
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import android.widget.TextView;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import com.google.gson.reflect.TypeToken;
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import com.wpc.library.content.ConnectivityChangeHelper;
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import com.wpc.library.okhttp.OkHttpUtils;
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import com.wpc.library.util.NetUtils;
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import com.wpc.library.util.common.StringUtils;
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import com.tejia.lijin.app.BasicTextHttpResponseHandler;
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import com.tejia.lijin.app.R;
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import com.tejia.lijin.app.ShoppingApi;
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import com.tejia.lijin.app.entity.FirstCategory;
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import com.tejia.lijin.app.entity.SecondCategory;
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import com.tejia.lijin.app.entity.SecondCategoryMax;
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import com.tejia.lijin.app.ui.BaseActivity;
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import com.tejia.lijin.app.ui.recommend.SearchActivity;
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import com.tejia.lijin.app.util.TopStatusSettings;
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import org.apache.http.Header;
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import org.json.JSONObject;
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import java.util.ArrayList;
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import java.util.List;
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/**
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* Created by weikou2015 on 2017/6/19.
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*/
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public class CategoryTypeActivity extends BaseActivity implements View.OnClickListener {
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private TextView tv_left;
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private TextView tv_middle;
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private ListView lv_category_max;
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private RecyclerView recyclerView;
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private List<FirstCategory> fList = new ArrayList<>();
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private FirstCategoryAdapter1 adapter1;
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private LinearLayout ll_no_net, ll_no_data, ll_request_failture, ll_content;
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private ConnectivityChangeHelper mChangeHelper;
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GridLayoutManager linearLayoutManager;
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private String jumpcalss = "";//设置跳转分类
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private String tag1 = "class/listSubMap";
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private String tag2 = "class/listClass";
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@Override
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protected void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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setContentView(R.layout.activity_category_type);
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TopStatusSettings.setStatusViewAndDeepColor(this);
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tv_left = findViewById(R.id.tv_top_bar_left);
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tv_middle = findViewById(R.id.tv_top_bar_middle);
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lv_category_max = findViewById(R.id.lv_category_max);
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recyclerView = findViewById(R.id.recyclerView);
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ll_no_net = findViewById(R.id.ll_no_net);
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ll_no_data = findViewById(R.id.ll_no_data);
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ll_request_failture = findViewById(R.id.ll_request_failture);
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ll_content = findViewById(R.id.ll_content);
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findViewById(R.id.tv_net_setting).setOnClickListener(this);
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findViewById(R.id.tv_refresh).setOnClickListener(this);
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tv_middle.setText("分类");
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lv_category_max.setOnItemClickListener(new AdapterView.OnItemClickListener() {
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@Override
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public void onItemClick(AdapterView<?> parent, View view, final int position, long id) {
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if (mList != null & mList.size() > 0) { //防止在网络差没有获取到数据的情况下下标越位报错
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adapter1.getPosition(position);
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mList.clear();
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getSecondCategory(fList.get(position).getId());
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}
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}
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});
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tv_left.setOnClickListener(this);
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findViewById(R.id.fl_search).setOnClickListener(this);
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mChangeHelper = new ConnectivityChangeHelper(this,
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new ConnectivityChangeHelper.OnConnectivityChangeListener() {
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@Override
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public void onNetworkUnAvailable() {
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if (fList.size()==0)
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requestState(3);
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}
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@Override
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public void onNetworkAvailable() {
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requestState(0);
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if (fList.size() == 0) {
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getFirstCategory();
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}
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}
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});
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recyclerView = findViewById(R.id.recyclerView);
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linearLayoutManager = new GridLayoutManager(this, 3);
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linearLayoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
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@Override
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public int getSpanSize(int position) {
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return mList.get(position).isTitle() ? 3 : 1;
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}
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});
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jumpcalss = getIntent().getStringExtra("jumpcalss");//接收 指定跳转分类
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}
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/**
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* 使指定的项平滑到顶部
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*
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* @param position 待指定的项
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*/
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private void smoothMoveToPosition(final int position) {
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int firstItemPosition = -1;
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int lastItemPosition = -1;
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//todo 获取第一个和最后一个可见位置方式1
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// 第一个可见位置
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firstItemPosition = recyclerView.getChildLayoutPosition(recyclerView.getChildAt(0));
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// 最后一个可见位置
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lastItemPosition = recyclerView.getChildLayoutPosition(recyclerView.getChildAt(recyclerView.getChildCount() - 1));
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//todo 获取第一个和最后一个可见位置方式2
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// 判断是当前layoutManager是否为LinearLayoutManager
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if (position < firstItemPosition) {
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// 第一种可能:跳转位置在第一个可见位置之前
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recyclerView.smoothScrollToPosition(position);
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} else if (position <= lastItemPosition) {
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// 第二种可能:跳转位置在第一个可见位置之后,在最后一个可见项之前
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int movePosition = position - firstItemPosition;
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if (movePosition >= 0 && movePosition < recyclerView.getChildCount()) {
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int top = recyclerView.getChildAt(movePosition).getTop();
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recyclerView.smoothScrollBy(0, top);//dx>0===>向左 dy>0====>向上
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}
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} else {
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// 第三种可能:跳转位置在最后可见项之后
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recyclerView.smoothScrollToPosition(position);
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}
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}
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@Override
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protected void onResume() {
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super.onResume();
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mChangeHelper.registerReceiver();
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}
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@Override
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protected void onPause() {
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super.onPause();
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mChangeHelper.unregisterReceiver();
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}
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List<SecondCategory> mList = new ArrayList<>();
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/**
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* 二级分类
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*/
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private void getSecondCategory(String cid) {
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ShoppingApi.getSecondCategory42(tv_left.getContext(), cid, new BasicTextHttpResponseHandler() {
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@Override
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public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
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if (jsonObject.optString("code").equalsIgnoreCase("0")) {
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Gson gson = new GsonBuilder().serializeNulls().create();
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List<SecondCategoryMax> list = gson.fromJson(
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jsonObject.optJSONObject("data").optJSONArray("list").toString(),
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new TypeToken<List<SecondCategoryMax>>() {
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}.getType());
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for (int i = 0; i < list.size(); i++) {
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SecondCategory info = new SecondCategory();
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info.setPos(i);
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info.setTitle(true);
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list.get(i).getListSub().add(0, info);
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for (int j = 0; j < list.get(i).getListSub().size(); j++) {
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list.get(i).getListSub().get(j).setTag(list.get(i).getName());
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if (j == list.get(i).getListSub().size() - 1) {
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list.get(i).getListSub().get(j).setTag("end");
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}
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// Log.e("mResult", list.get(i).getListSub().get(j).getTag());
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}
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mList.addAll(list.get(i).getListSub());
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}
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SecondCategory bottom = new SecondCategory();
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bottom.setTitle(true);
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bottom.setPos(-1);
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mList.add(bottom);
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// headerDecoration = new ItemHeaderDecoration(CategoryTypeActivity.this, mList);
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// recyclerView.addItemDecoration(headerDecoration);
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recyclerView.setLayoutManager(linearLayoutManager);
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recyclerView.setItemAnimator(new DefaultItemAnimator());
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CategoryMinAdapter adapter = new CategoryMinAdapter(CategoryTypeActivity.this, mList);
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recyclerView.setAdapter(adapter);
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}
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}
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@Override
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public void onFailure(int statusCode, Header[] headers, String responseString, Throwable throwable) {
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super.onFailure(statusCode, headers, responseString, throwable);
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}
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@Override
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public void onFinish() {
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super.onFinish();
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}
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});
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}
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private void getFirstCategory() {
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ShoppingApi.getFirstCategory2(tv_left.getContext(), new BasicTextHttpResponseHandler() {
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@Override
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public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
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if (jsonObject.optString("code").equalsIgnoreCase("0")) {
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Gson gson = new GsonBuilder().serializeNulls().create();
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if (fList.size() > 0)
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fList.clear();
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fList = gson.fromJson(
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jsonObject.optJSONObject("data")
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.optJSONArray("list").toString(),
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new TypeToken<List<FirstCategory>>() {
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}.getType());
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adapter1 = new FirstCategoryAdapter1(tv_left.getContext(), fList);
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lv_category_max.setAdapter(adapter1);
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if (fList.size() > 0) {
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if (!StringUtils.isEmpty(jumpcalss)) {
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jumpclassification();//跳转分类
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} else {
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getSecondCategory(fList.get(0).getId());
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}
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}
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requestState(fList.size() == 0 ? 1 : 0);
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} else {
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if (fList.size() == 0)
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requestState(2);
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}
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}
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@Override
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public void onFailure(int statusCode, Header[] headers, String responseString, Throwable throwable) {
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super.onFailure(statusCode, headers, responseString, throwable);
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if (fList.size() == 0)
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if (NetUtils.getNetworkState(CategoryTypeActivity.this).equalsIgnoreCase(NetUtils.NETWORK_NONE)) {
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requestState(3);
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} else {
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requestState(2);
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}
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}
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});
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}
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/**
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* 跳转 分类项目
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*/
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private void jumpclassification() {
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//跳转字段不为空
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if (jumpcalss != null && !jumpcalss.equals("") && fList.size() > 0) {
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lv_category_max.postDelayed(new Runnable() {
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@Override
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public void run() {
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for (int i = 0; i < fList.size(); i++) {
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if (fList.get(i).getName().equals(jumpcalss)) {
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lv_category_max.smoothScrollToPositionFromTop(i, 0);
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adapter1.getPosition(i);
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mList.clear();
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getSecondCategory(fList.get(i).getId());
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break;
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}
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}
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}
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}, 300);
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}
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}
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@Override
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public void onClick(View v) {
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switch (v.getId()) {
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case R.id.tv_top_bar_left:
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finish();
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break;
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case R.id.fl_search:
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Intent intent = new Intent(this, SearchActivity.class);
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startActivity(intent);
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break;
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case R.id.tv_net_setting:
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startActivity(new Intent(Settings.ACTION_SETTINGS));
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break;
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case R.id.tv_refresh:
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// getFirstCategory();
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// setHotData();
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startActivity(new Intent(Settings.ACTION_SETTINGS));
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break;
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}
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}
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/**
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* 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
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*
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* @param state
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*/
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private void requestState(int state) {
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ll_content.setVisibility(state == 0 ? View.VISIBLE : View.GONE);
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ll_no_data.setVisibility(state == 1 ? View.VISIBLE : View.GONE);
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ll_request_failture.setVisibility(state == 2 ? View.VISIBLE : View.GONE);
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ll_no_net.setVisibility(state == 3 ? View.VISIBLE : View.GONE);
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}
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@Override
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protected void onDestroy() {
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super.onDestroy();
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OkHttpUtils.getInstance().cancelTag(tag1);
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OkHttpUtils.getInstance().cancelTag(tag2);
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}
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}
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