admin
2020-09-30 21a3b19894807c46f96e2106a5acb92d8afbd720
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package com.weikou.beibeivideo.ui.main;
 
import android.content.Context;
import android.content.DialogInterface;
import android.content.SharedPreferences;
import android.content.pm.PackageInfo;
import android.content.pm.PackageManager;
import android.os.Bundle;
import android.support.annotation.Nullable;
import android.support.v4.app.Fragment;
import android.support.v4.app.FragmentManager;
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 android.view.ViewGroup;
import android.widget.FrameLayout;
 
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.RetainViewFragment;
import com.lcjian.library.util.cache.DiskLruCache;
import com.lcjian.library.util.common.StorageUtils;
import com.nostra13.universalimageloader.cache.disc.naming.Md5FileNameGenerator;
import com.viewpagerindicator.MTabPageIndicator;
import com.viewpagerindicator.MainTabPageIndicator;
import com.weikou.beibeivideo.BasicTextHttpResponseHandler;
import com.weikou.beibeivideo.BeibeiVideoAPI;
import com.weikou.beibeivideo.entity.VideoType;
import com.weikou.beibeivideo.ui.MyRetainViewFragment;
import com.weikou.beibeivideo.ui.dialog.UserProtocolDialog;
import com.weikou.beibeivideo.ui.recommend.RecommendFragment;
import com.weikou.beibeivideo.util.BeibeiConstant;
import com.weikou.beibeivideo.util.UserUtil;
import com.weikou.beibeivideo.R;
 
import org.apache.http.Header;
import org.json.JSONObject;
 
import java.io.File;
import java.io.IOException;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
 
import de.greenrobot.event.EventBus;
 
/**
 * Created by weikou2015 on 2017/9/14.
 */
 
public class HomeFragment extends MyRetainViewFragment {
    /*
     * viewpager定义
     */
    HomePageAdapter adapter;
    ViewPager pager;
    MainTabPageIndicator indicator;
 
    FrameLayout fl_indicator;
 
    private DiskLruCache cache;
 
    public HomeFragment() {
        super(HomeFragment.class.getClass().getName());
    }
 
 
    @Override
    public void onCreate(@Nullable Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        try {
            cache = DiskLruCache.open(
                    new File(StorageUtils.getCacheDirectory(getContext())
                            .toString(), "http"), getVersionNum(getContext()),
                    1, 1024 * 1024);
        } catch (IOException e) {
            e.printStackTrace();
        }
        if (!BeibeiConstant.IS_TEST)
            showProtocol();
    }
 
 
    private void showProtocol() {
        String data = "感谢您对" + getResources().getString(R.string.app_name) + "一直以来的信任!<br>";
        data += "我们依照新的监管要求条例更新了";
        data += String.format("<a href='%s'>《隐私政策》</a>和", BeibeiConstant.PRIVACY_POLICY);
        data += String.format("<a href='%s'>《用户协议》</a>", BeibeiConstant.USER_AGREEMENT);
        data += "为采取相应安全保护措施,尽力保护您的个人信息安全可控,特向你说明如下:<br>" +
                "1、您在使用" + getResources().getString(R.string.app_name) + "各项产品或服务时,将会提供与具体功能相关的个人信息(可能涉及帐号、位置、存储等信息)。<br>" +
                "2、您可以随时查询、更正、删除您的个人信息,我们也提供账户注销的渠道。<br>" +
                "3、未经您的再次同意,我们不会将上述信息用于您未授权的其他用途或目的。<br>" +
                "4、未经监护人同意,我们不会收集使用14周岁以下(含14周岁)未成年人个人信息,且不会利用其信息推送新闻、时政信息、广告等定向推送活动。";
 
        if (!UserUtil.isAgreeUserProtocol(getContext())) {
            new UserProtocolDialog.Builder(getActivity()).setNegativeButton("不同意", new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    getActivity().finish();
                }
            }).setPositiveButton("同意", new DialogInterface.OnClickListener() {
                @Override
                public void onClick(DialogInterface dialog, int which) {
                    dialog.dismiss();
                    UserUtil.agreeUserProtocol(getContext());
                }
            }).setData(data).create().show();
        }
    }
 
    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();
        }
        DiskLruCache.Snapshot snapshot = null;
        try {
            if (cache != null) {
                snapshot = cache.get(getKey("getCategories"));
                if (snapshot != null) {
                    Gson gson = new GsonBuilder().setFieldNamingPolicy(
                            FieldNamingPolicy.UPPER_CAMEL_CASE).create();
                    List<VideoType> list = gson.fromJson(
                            snapshot.getString(0),
                            new TypeToken<List<VideoType>>() {
                            }.getType());
//                    categories.addAll(list);
                }
            }
        } catch (IOException e) {
            e.printStackTrace();
        } finally {
            if (snapshot != null) {
                snapshot.close();
            }
        }
 
        adapter = new HomePageAdapter(
                getChildFragmentManager(), categories);
        pager.setAdapter(adapter);
        indicator = new MainTabPageIndicator(
                pager.getContext());
        indicator.setViewPager(pager, 0);
        fl_indicator.addView(indicator);
 
        getCategories();
    }
 
    private String getKey(String method) {
        return new Md5FileNameGenerator().generate(method);
    }
 
    @Override
    public void onResume() {
        super.onResume();
        EventBus.getDefault().register(this);
    }
 
    @Override
    public void onSaveInstanceState(Bundle outState) {
        outState.putString("flash back", "show");
        super.onSaveInstanceState(outState);
    }
 
    @Override
    public void onPause() {
        super.onPause();
        EventBus.getDefault().unregister(this);
    }
 
    public void onEventMainThread(VideoType type) {
        getCategories();
    }
 
    List<VideoType> 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")) {
                            Gson gson = new GsonBuilder().setFieldNamingPolicy(
                                    FieldNamingPolicy.UPPER_CAMEL_CASE)
                                    .create();
                            categories.clear();
 
                            List<VideoType> list = gson.fromJson(
                                    jsonObject.getJSONObject("Data")
                                            .getJSONArray("data").toString(),
                                    new TypeToken<List<VideoType>>() {
                                    }.getType());
 
                            categories.addAll(list);
                            adapter.notifyDataSetChanged();
                            indicator.notifyDataSetChanged();
 
                            pager.setCurrentItem(0);
 
 
                            count++;
                            try {
                                DiskLruCache.Editor editor = cache
                                        .edit(getKey("getCategories"));
                                editor.set(0, gson.toJson(categories));
                                editor.commit();
                            } catch (IOException e) {
                            }
                        }
                    }
 
                    @Override
                    public void onFinish() {
                        super.onFinish();
                    }
                });
    }
 
    class HomePageAdapter extends FragmentStatePagerAdapter {
        private FragmentManager fm;
 
        private List<VideoType> mlist;
 
        private Map<Integer, Fragment> fragments = new HashMap<>();
 
        public HomePageAdapter(FragmentManager fm, List<VideoType> 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 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) {
            return mlist.get(position).getName();
        }
    }
}