package com.weikou.beibeivideo.ui.main;

import android.content.Context;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.graphics.Color;
import android.graphics.drawable.Drawable;
import android.os.Bundle;

import androidx.annotation.NonNull;
import androidx.annotation.Nullable;
import androidx.fragment.app.Fragment;
import androidx.fragment.app.FragmentManager;
import androidx.fragment.app.FragmentStatePagerAdapter;
import androidx.viewpager.widget.ViewPager;

import android.os.Parcelable;
import android.view.View;
import android.widget.FrameLayout;
import android.widget.LinearLayout;

import com.bumptech.glide.Glide;
import com.bumptech.glide.request.target.SimpleTarget;
import com.bumptech.glide.request.transition.Transition;
import com.google.gson.FieldNamingPolicy;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.google.gson.reflect.TypeToken;
import com.lcjian.library.util.common.AndroidManifestUtil;
import com.lcjian.library.util.common.StringUtils;
import com.nostra13.universalimageloader.cache.disc.naming.Md5FileNameGenerator;
import com.video.youth.entity.YouthModeChange;
import com.viewpagerindicator.IconPagerAdapter;
import com.viewpagerindicator.MainTabPageIndicator;
import com.weikou.beibeivideo.BasicTextHttpResponseHandler;
import com.weikou.beibeivideo.BeibeiVideoAPI;
import com.weikou.beibeivideo.BeibeiVideoApplication;
import com.weikou.beibeivideo.R;
import com.weikou.beibeivideo.entity.JumpDetail;
import com.weikou.beibeivideo.entity.VideoType;
import com.weikou.beibeivideo.entity.ad.SplashAdLoadInfo;
import com.weikou.beibeivideo.entity.recommend.HomeClass;
import com.weikou.beibeivideo.entity.recommend.HomeTabChangeInfo;
import com.weikou.beibeivideo.ui.MyRetainViewFragment;
import com.weikou.beibeivideo.ui.dialog.FloatADDialog;
import com.weikou.beibeivideo.ui.recommend.RecommendFragment;
import com.weikou.beibeivideo.util.BeibeiConstant;
import com.weikou.beibeivideo.util.JsonUtil;
import com.weikou.beibeivideo.util.UmengEventUtil;
import com.weikou.beibeivideo.util.ad.AdUtil;
import com.weikou.beibeivideo.util.cache.DiskLruCacheManager;

import org.apache.http.Header;
import org.greenrobot.eventbus.Subscribe;
import org.json.JSONObject;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;

import org.greenrobot.eventbus.EventBus;

/**
 * Created by weikou2015 on 2017/9/14.
 */

public class HomeFragment extends MyRetainViewFragment {

    private final String TAG = HomeFragment.class.getName();
    /*
     * viewpager定义
     */
    HomePageAdapter adapter;
    ViewPager pager;
    MainTabPageIndicator indicator;

    FrameLayout fl_indicator;


    public HomeFragment() {
        super();
        setName(HomeFragment.class.getClass().getName());
    }


    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        if (!BeibeiConstant.IS_TEST)
            showFloatImgAd();
        EventBus.getDefault().register(this);
    }


    /**
     * 展示悬浮广告
     */
    private void showFloatImgAd() {
        BeibeiVideoAPI.getHomeConfig(getContext(), new BasicTextHttpResponseHandler() {
            @Override
            public void onSuccessPerfect(int statusCode, Header[] headers, JSONObject jsonObject) throws Exception {
                if (jsonObject.optBoolean("IsPost")) {
                    JSONObject data = jsonObject.optJSONObject("Data");
                    if (data != null) {

                        JSONObject ad = data.optJSONObject("floatAD");
                        if (ad != null) {
                            String id = ad.optString("id");
                            if (FloatADDialog.Builder.canShow(getContext(), id)) {
                                String picture = ad.optString("picture");
                                Glide.with(getContext()).load(picture).into(new SimpleTarget<Drawable>() {
                                    @Override
                                    public void onResourceReady(@NonNull Drawable resource, @Nullable Transition<? super Drawable> transition) {
                                        JSONObject jumpDetailJSON = ad.optJSONObject("jumpDetail");
                                        JSONObject params = ad.optJSONObject("params");
                                        JumpDetail jumpDetail = new Gson().fromJson(jumpDetailJSON.toString(), JumpDetail.class);
                                        final FloatADDialog.Builder builder = new FloatADDialog.Builder(getActivity())
                                                .setId(id).setImage(resource);
                                        if (params != null) {
                                            builder.setJump(jumpDetail, com.alibaba.fastjson.JSONObject.parseObject(params.toString()));
                                        }

                                        fl_indicator.postDelayed(new Runnable() {
                                            @Override
                                            public void run() {
                                                try {
                                                    builder.create().show();
                                                } catch (Exception e) {

                                                }
                                            }
                                        }, 2000);


                                    }

                                    @Override
                                    public void onLoadCleared(@Nullable Drawable placeholder) {

                                    }

                                });
                            }
                        }
                    }
                }

            }
        });
    }


    public static int getVersionNum(Context context) {
        try {
            PackageInfo pi = context.getPackageManager().getPackageInfo(
                    context.getPackageName(), 0);
            return pi.versionCode;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
            return 1;
        }
    }

    @Override
    public int getContentResource() {
        return R.layout.fragment_recommend_category;
    }

    @Override
    public void onCreateView(View contentView, Bundle savedInstanceState) {
        pager = contentView.findViewById(R.id.pager_recomend_category);
        fl_indicator = contentView.findViewById(R.id.fl_indicator);
        if (fl_indicator.getChildCount() > 0) {
            fl_indicator.removeAllViews();
        }

        String cacheValue = DiskLruCacheManager.getInstance(BeibeiVideoApplication.application).getCache(getKey("getCategories"));

        indicator = new MainTabPageIndicator(
                pager.getContext());

        if (!StringUtils.isBlank(cacheValue)) {

            List<HomeClass> list = JsonUtil.videoGson.fromJson(
                    cacheValue,
                    new TypeToken<List<HomeClass>>() {
                    }.getType());
            if (list != null)
                for (int i = 0; i < list.size(); i++) {
                    if (list.get(i).getDataType().equalsIgnoreCase("novel")) {
                        list.remove(i--);
                    }
                    if (!StringUtils.isEmpty(list.get(i).getColor())) {
                        indicator.setTextSpecialColor(i, Color.parseColor(list.get(i).getColor()));
                    }
                }

            categories.addAll(list);
        }

        adapter = new HomePageAdapter(
                getChildFragmentManager(), categories);
        pager.setAdapter(adapter);

        indicator.setLayoutParams(new LinearLayout.LayoutParams(LinearLayout.LayoutParams.WRAP_CONTENT, LinearLayout.LayoutParams.WRAP_CONTENT));

        indicator.setTextColor(getResources().getColor(R.color.nav_text_color), getResources().getColor(R.color.nav_highloght_text_color));
        indicator.setViewPager(pager, 0);
        fl_indicator.addView(indicator);
        pager.addOnPageChangeListener(new ViewPager.OnPageChangeListener() {
            @Override
            public void onPageScrolled(int position, float positionOffset, int positionOffsetPixels) {

            }

            @Override
            public void onPageSelected(int position) {
                UmengEventUtil.recommendNav(getContext(), position, categories.size() > position ? categories.get(position).getName() : "");
            }

            @Override
            public void onPageScrollStateChanged(int state) {

            }
        });

        getCategories();
    }

    private String getKey(String method) {
        return new Md5FileNameGenerator().generate(method);
    }

    @Override
    public void onResume() {
        super.onResume();
        if (needRefresh) {
            needRefresh = false;
            getCategories();
        }
    }

    private static boolean needRefresh = false;

    @Subscribe
    public void onEventMainThread(YouthModeChange change) {
        needRefresh = true;

    }

    @Override
    public void onSaveInstanceState(Bundle outState) {
        outState.putString("flash back", "show");
        super.onSaveInstanceState(outState);
    }

    @Override
    public void onPause() {
        super.onPause();
    }

    @Subscribe
    public void onEventMainThread(VideoType type) {
        getCategories();
    }

    @Subscribe
    public void onEventMainThread(HomeTabChangeInfo changeInfo) {
        if (changeInfo == null)
            return;
        if (pager == null)
            return;
        if (pager.getAdapter() == null)
            return;
        if (pager.getAdapter().getCount() < changeInfo.getPosition() + 1)
            return;
        pager.setCurrentItem(changeInfo.getPosition());
    }


    List<HomeClass> categories = new ArrayList<>();


    int count = 1;

    private void getCategories() {
        SharedPreferences preferences = pager.getContext().getSharedPreferences(
                "user", Context.MODE_PRIVATE);
        String uid = preferences.getString("uid", "");
        BeibeiVideoAPI.getChoiceClass(pager.getContext(), uid,
                new BasicTextHttpResponseHandler() {
                    @Override
                    public void onSuccessPerfect(int statusCode,
                                                 Header[] headers, JSONObject jsonObject)
                            throws Exception {
                        if (jsonObject.getBoolean("IsPost")) {

                            categories.clear();

                            List<HomeClass> list = JsonUtil.videoGson.fromJson(
                                    jsonObject.getJSONObject("Data")
                                            .getJSONArray("data").toString(),
                                    new TypeToken<List<HomeClass>>() {
                                    }.getType());

                            categories.addAll(list);
                            if (categories.size() > 0) {
                                if(AdUtil.isCanInitCSJ()) {
                                    HomeClass feedVideos = new HomeClass();
                                    feedVideos.setDataType("shortVideos");
                                    feedVideos.setName("热门");
                                    categories.add(1, feedVideos);
                                    //抖音短剧
//                                    if(!AndroidManifestUtil.isHuaWeiChannel(getContext())) {
                                    feedVideos = new HomeClass();
                                    feedVideos.setDataType("dyDrama");
                                    feedVideos.setName("剧场");
                                    categories.add(1, feedVideos);
//                                    }
                                }
                            }

                            if (categories != null)
                                for (int i = 0; i < categories.size(); i++) {
                                    if (categories.get(i).getDataType().equalsIgnoreCase("novel")) {
                                        categories.remove(i--);
                                    }
                                    if (!StringUtils.isEmpty(categories.get(i).getColor())) {
                                        indicator.setTextSpecialColor(i, Color.parseColor(categories.get(i).getColor()));
                                    }
                                }

                            adapter.notifyDataSetChanged();
                            indicator.notifyDataSetChanged();

                            pager.setCurrentItem(0);


                            count++;
                            DiskLruCacheManager.getInstance(BeibeiVideoApplication.application).cache(getKey("getCategories"), JsonUtil.videoGson.toJson(categories));
                        }
                    }

                    @Override
                    public void onFinish() {
                        super.onFinish();
                    }
                });
    }

    class HomePageAdapter extends FragmentStatePagerAdapter implements IconPagerAdapter {
        private FragmentManager fm;

        private List<HomeClass> mlist;

        private Map<String, Fragment> fragments = new HashMap<>();

        public HomePageAdapter(FragmentManager fm, List<HomeClass> list) {
            super(fm);
            this.fm = fm;
            this.mlist = list;
        }

        @Override
        public Fragment getItem(int position) {

            Fragment fragment = RecommendFragment.newInstance(mlist.get(position), position + "");
            return fragment;

        }

        @Override
        public int getIconResId(int index) {
            if ("novel".equalsIgnoreCase(mlist.get(index).getDataType()))
                return R.drawable.ic_tab_xiaoshuo;
            else
                return 0;
        }

        @Override
        public int getCount() {
            return mlist.size();
        }

//        @Override
//        public Object instantiateItem(ViewGroup container, int position) {
//            Fragment fragment = (Fragment) super.instantiateItem(container, position);
//            fm.beginTransaction().show(fragment).commit();
//            return fragment;
//        }
//
//        @Override
//        public void destroyItem(ViewGroup container, int position, Object object) {
//            Fragment fragment = fragments.get(position);
//            try {
//                fm.beginTransaction().hide(fragment).commit();
//            } catch (Exception e) {
//
//            }
//        }

        @Nullable
        @Override
        public CharSequence getPageTitle(int position) {
            if ("novel".equalsIgnoreCase(mlist.get(position).getDataType()))
                return "";
            else
                return mlist.get(position).getName();
        }

        @Override
        public Parcelable saveState() {
            return null;
        }
    }

    @Override
    public void onDestroy() {
        super.onDestroy();
        EventBus.getDefault().unregister(this);
    }
}