package com.novelbook.android.Fragments;

import android.os.Bundle;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentStatePagerAdapter;
import android.support.v4.view.ViewPager;
import android.util.Log;
import android.view.View;

import com.flyco.tablayout.SlidingTabLayout;
import com.novelbook.android.R;
import com.novelbook.android.bean.BangdanCate;
import com.novelbook.android.netsubscribe.BookSubscribe;
import com.novelbook.android.netutils.OnSuccessAndFaultListener;
import com.novelbook.android.netutils.OnSuccessAndFaultSub;
import com.novelbook.android.utils.Constants;
import com.novelbook.android.utils.GsonUtil;
import com.umeng.analytics.MobclickAgent;

import java.util.ArrayList;
import java.util.List;

import butterknife.BindView;
import q.rorbin.verticaltablayout.VerticalTabLayout;


public class Fragment_bangdans extends BasicFragment {

    public static final String TAG= Fragment_bangdans.class.getSimpleName();

    @BindView(R.id.viewpager)
    ViewPager mViewpager;
    @BindView(R.id.tablayout)
    VerticalTabLayout tabLayout;
    private FragmentStatePagerAdapter mAdapter =null;
    private ArrayList<BasicFragment> mFragments;
    ArrayList<View> mList;
    String[] mTitle;

    List<BangdanCate> mCateList;
    protected   void processArguments(){
        if (getArguments() != null) {
            Bundle bundle = getArguments() ;



        }
    }


    public static Fragment_bangdans newInstance(String param1, String param2) {
        Fragment_bangdans fragment = new Fragment_bangdans();
        Bundle args = new Bundle();

        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);

        if (getArguments() != null) {
         // mParam1 = getArguments().getString(ARG_PARAM1);
          //  mParam2 = getArguments().getString(ARG_PARAM2);
        }
    }



    @Override
    protected int getLayoutRes() {
        return R.layout.fragment_bangdans;
    }

    @Override
    public void initData() {

        showProgressDialog(false,"正在加载榜单列表");
        getCateTabTtitle();

    }
    @Override
    public void fillData() {

       // initTabs();
    };

    public void onSexSwitch(){
        if(mAdapter!=null) {
            for(BasicFragment bf:mFragments){
                   bf.initData();
            }
            mAdapter.notifyDataSetChanged();

        }
    }

    @Override
    public void initViews(){
        mFragments = new ArrayList<>();
        mAdapter = new FragmentStatePagerAdapter(getChildFragmentManager()) {
            @Override
            public Fragment getItem(int position) {
                return mFragments.get(position);
            }

            @Override
            public int getCount() {
                return mFragments.size();
            }
            //ViewPager与TabLayout绑定后，这里获取到PageTitle就是Tab的Text
            @Override
            public CharSequence getPageTitle(int position) {
                return mCateList.get(position).getName();
            }
        };


      //  mViewpager.setAdapter(mAdapter);
      //  tabLayout.setupWithViewPager(mViewpager);
    }

    //---------tabs-------------

    void initTabs() {
        Log.d(TAG, "getCateTabTtitle: init tabs");
       // if(mFragments ==null || mFragments.size() ==0)
        {
           // mTitle = new String[]{"精选", "榜单", "书单"};
            mFragments.clear();

          for(BangdanCate bangdanCate : mCateList) {
              mFragments.add(Fragment_bangdan.newInstance(bangdanCate.getCid()));
          }

         //   mFragments.add(new Fragment_shudan());
            Log.d(TAG,"initial fragments in tabs ");
         }
        Log.d(TAG,"set viewPager adapter ");
        //    FragmentPagerAdapter mAdapter = new FragmentPagerAdapter(activity.getSupportFragmentManager()) {   第一次进入没问题，再次进入ViewPager的fragment时里面内容就没了,数据丢失  https://blog.csdn.net/allan_bst/article/details/64920076
        mAdapter.notifyDataSetChanged();
      //  mViewpager.setOffscreenPageLimit(30);//预加载设置
        if(mCateList!=null){
            mViewpager.setOffscreenPageLimit(mCateList.size()+1);//预加载设置
        }
        mViewpager.setAdapter(mAdapter);
        tabLayout.setupWithViewPager(mViewpager);
        //  tabLayout.setViewPager(mViewpager, mTitle, activity, mFragments);
      //  mViewpager.setCurrentItem(0);
    }


    void getCateTabTtitle(){

        Log.d(TAG, "getCateTabTtitle: prepare cate tabs");

        BookSubscribe.getPaihangBangCateList(Constants.SEX,new OnSuccessAndFaultSub(new OnSuccessAndFaultListener() {
            @Override
            public void onSuccess(String result) {
                 Log.d(TAG, String.format("init data HttpMethods successed on init, trycnt %s   " ,error_try));
                error_try =0;
                try {

                    mCateList = GsonUtil.parserBangdanCate(result,"subCategories");

                    initTabs();

                } catch (Exception e) {
                    Log.e(TAG, "onSuccess: prepare book",e );
                    e.printStackTrace();
                }
                handler.sendEmptyMessage(0);

            }

            @Override
            public void onFault(String errorMsg) {
                //失败
             //  Log.d(TAG, String.format("init data HttpMethods error on init, trycnt %s  " ,error_try ));
                //  getSearchTabTtitle();
                retryErorr(0);
            }
        },getActivity()));

    }
    @Override
    public void onResume() {
        super.onResume();
        MobclickAgent.onPageStart(TAG);
    }
    @Override
    public void onPause(){
        super.onPause();
        MobclickAgent.onPageEnd(TAG);
    }
}