package com.novelbook.android.Fragments;

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

import com.novelbook.android.R;
import com.flyco.tablayout.SlidingTabLayout;
import com.umeng.analytics.MobclickAgent;

import java.util.ArrayList;

import butterknife.BindView;


public class Fragment_bookStore extends BasicFragment {

    public final static String TAG=Fragment_bookStore.class.getSimpleName();
    public static String getFTag() {
        return "com.novelbook.android.Fragments.Fragment_bookStore";
    }
    @BindView(R.id.viewpager)
    ViewPager mViewpager;
    @BindView(R.id.tab_layout)
    SlidingTabLayout tabLayout;
    private FragmentStatePagerAdapter mAdapter =null;
    private ArrayList<BasicFragment> mFragments;
  //  private ArrayList<BasicFragment> mFragments_cp;
    ArrayList<View> mList;
    String[] mTitle;
    Fragment_jingxuan fragment_jingxuan;
    FragmentCates fragmentCates;
    Fragment_bangdans fragment_bangdans;
    protected   void processArguments(){
        if (getArguments() != null) {
            Bundle bundle = getArguments() ;



        }
    }
    @Override
    protected  void fillData() {
    }

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

        fragment.setArguments(args);
        return fragment;
    }

    @Override
    public void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        Log.d(TAG,"Fragment_bookStore fragment onCreate ");
        fragment_jingxuan = new Fragment_jingxuan();
        fragmentCates =FragmentCates.newInstance();
        fragment_bangdans = new Fragment_bangdans();

    }



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

    @Override
    public void initData() {
        mTitle = new String[]{"精选","分类", "榜单"};

    }
    public void onSexSwitch(){
        if(mAdapter!=null) {
            /* for(BasicFragment bf: mFragments_cp){
                   bf.initData();
            }*/
          /*  for(int i=0;i<mAdapter.getCount();i++){
                ((BasicFragment)   mAdapter.getItem(i)).initData();
            }*/
        /*    fragment_jingxuan.initData();
            fragmentCates.initData();
            fragment_bangdans.initData() ;

            mAdapter.notifyDataSetChanged();*/

        }
        fragment_jingxuan.initData();
        fragmentCates.initData();
        fragment_bangdans.initData() ;
    }

    @Override
    public void initViews(){
        initTabs();
    }

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

    void initTabs() {

        if(mFragments ==null || mFragments.size() ==0){
           // mTitle = new String[]{"精选", "榜单", "书单"};
            mFragments = new ArrayList<>();
            mFragments.add(fragment_jingxuan);
            mFragments.add(fragmentCates);
            mFragments.add(fragment_bangdans);
          //  mFragments_cp = new ArrayList<>();
          //  mFragments_cp.addAll(mFragments);
         //   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 = 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 mTitle[position];
            }
        };
        mViewpager.setOffscreenPageLimit(4);//预加载设置
        mViewpager.setAdapter(mAdapter);
        tabLayout.setViewPager(mViewpager);


        //  tabLayout.setViewPager(mViewpager, mTitle, activity, mFragments);
      //  mViewpager.setCurrentItem(0);
    }


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





}