package com.hanju.video.app.ui.main;
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import android.content.Context;
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import android.content.Intent;
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import android.content.pm.PackageInfo;
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import android.content.pm.PackageManager.NameNotFoundException;
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import android.graphics.Canvas;
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import android.graphics.Rect;
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import android.os.Bundle;
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import android.provider.Settings;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.View.OnClickListener;
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import android.view.ViewGroup;
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import android.widget.FrameLayout;
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import android.widget.ImageView;
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import android.widget.TextView;
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import com.bumptech.glide.Glide;
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import com.google.gson.FieldNamingPolicy;
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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.hanju.video.app.entity.recommend.HomeSpecial;
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import com.hanju.lib.library.content.ConnectivityChangeHelper;
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import com.hanju.lib.library.content.ConnectivityChangeHelper.OnConnectivityChangeListener;
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import com.hanju.lib.library.util.cache.DiskLruCache;
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import com.hanju.lib.library.util.common.DimenUtils;
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import com.hanju.lib.library.util.common.StorageUtils;
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import com.hanju.lib.library.util.common.StringUtils;
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import com.hanju.video.app.util.JsonUtil;
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import com.nostra13.universalimageloader.cache.disc.naming.Md5FileNameGenerator;
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import com.hanju.video.app.util.http.BasicTextHttpResponseHandler;
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import com.hanju.video.app.util.http.HttpApiUtil;
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import com.hanju.video.app.R;
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import com.hanju.video.app.ui.MyRetainViewFragment;
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import com.hanju.video.app.ui.category.MVideosActivity;
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import com.hanju.video.app.ui.recommend.SearchActivity;
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import com.video.base.ui.subview.MyRefreshLayout;
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import org.apache.http.Header;
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import org.json.JSONObject;
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import java.io.File;
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import java.io.IOException;
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import java.util.List;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.GridLayoutManager;
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import androidx.recyclerview.widget.RecyclerView;
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import androidx.swiperefreshlayout.widget.SwipeRefreshLayout;
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import static com.bumptech.glide.load.resource.drawable.DrawableTransitionOptions.withCrossFade;
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/**
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* 分类
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*/
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public class CategoryFragment extends MyRetainViewFragment implements
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OnClickListener {
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private TextView tv_no_network;
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FrameLayout fl_ad;
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private MyRefreshLayout ptsv_container;
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private RecyclerView rv_category;
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private DiskLruCache cache;
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private ConnectivityChangeHelper mChangeHelper;
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public CategoryFragment() {
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super(CategoryFragment.class.getName());
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}
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@Override
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public void onCreate(Bundle savedInstanceState) {
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super.onCreate(savedInstanceState);
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try {
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cache = DiskLruCache.open(
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new File(StorageUtils.getCacheDirectory(getContext())
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.toString(), "http"), getVersionNum(getContext()),
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1, 1024 * 1024);
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} catch (IOException e) {
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e.printStackTrace();
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}
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}
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@Override
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public int getContentResource() {
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return R.layout.category_fragment;
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}
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@Override
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public void onCreateView(View contentView, Bundle savedInstanceState) {
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initView(contentView);
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ptsv_container
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.setOnRefreshListener(new SwipeRefreshLayout.OnRefreshListener() {
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@Override
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public void onRefresh() {
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getCategories();
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}
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});
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ptsv_container.post(new Runnable() {
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@Override
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public void run() {
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if (cache != null) {
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{
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DiskLruCache.Snapshot snapshot = null;
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try {
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snapshot = cache.get(getKey("getCategoriesChannel"));
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if (snapshot != null) {
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List<HomeSpecial> categories = JsonUtil.videoGson.fromJson(
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snapshot.getString(0),
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new TypeToken<List<HomeSpecial>>() {
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}.getType());
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rv_category
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.setAdapter(new CategoryAdapter(
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categories));
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}
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} catch (IOException e) {
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e.printStackTrace();
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} finally {
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if (snapshot != null) {
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snapshot.close();
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}
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}
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}
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}
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}
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});
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ptsv_container.postDelayed(new Runnable() {
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@Override
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public void run() {
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getCategories();
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}
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}, 200);
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}
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@Override
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public 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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public void onPause() {
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super.onPause();
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mChangeHelper.unregisterReceiver();
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}
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@Override
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public void onDestroy() {
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super.onDestroy();
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}
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private String getKey(String method) {
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return new Md5FileNameGenerator().generate(method);
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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_go_search: {
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Intent intent = new Intent(tv_no_network.getContext(), SearchActivity.class);
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startActivity(intent);
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}
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break;
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case R.id.tv_no_network: {
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Intent intent = new Intent(Settings.ACTION_SETTINGS);
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startActivity(intent);
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}
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break;
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default:
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break;
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}
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}
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private void getCategories() {
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HttpApiUtil.getSearchVideoType(tv_no_network.getContext(), "hanju-video-types",
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new BasicTextHttpResponseHandler() {
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@Override
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public void onSuccessPerfect(int statusCode,
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Header[] headers, JSONObject jsonObject)
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throws Exception {
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if (jsonObject.getBoolean("IsPost")) {
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Gson gson = new GsonBuilder()
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.create();
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List<HomeSpecial> categories = gson.fromJson(jsonObject.getJSONObject("Data")
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.getJSONArray("list").toString(), new TypeToken<List<HomeSpecial>>() {
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}.getType());
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rv_category.setAdapter(new CategoryAdapter(
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categories));
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DiskLruCache.Editor editor = cache
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.edit(getKey("getCategoriesChannel"));
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editor.set(0, jsonObject.getJSONObject("Data")
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.getJSONArray("list").toString());
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editor.commit();
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}
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}
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@Override
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public void onFinish() {
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ptsv_container.setRefreshing(false);
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}
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});
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}
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private void initView(View contentView) {
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tv_no_network = contentView.findViewById(R.id.tv_no_network);
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fl_ad = contentView.findViewById(R.id.fl_ad);
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tv_no_network.setOnClickListener(this);
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mChangeHelper = new ConnectivityChangeHelper(tv_no_network.getContext(),
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new OnConnectivityChangeListener() {
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@Override
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public void onNetworkUnAvailable() {
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tv_no_network.setVisibility(View.VISIBLE);
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}
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@Override
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public void onWiFiAvailable() {
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tv_no_network.setVisibility(View.GONE);
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}
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@Override
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public void onMobileAvailable() {
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tv_no_network.setVisibility(View.GONE);
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}
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});
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ptsv_container = contentView
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.findViewById(R.id.ptsv_container);
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rv_category = contentView
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.findViewById(R.id.rv_category);
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GridLayoutManager layoutManager = new GridLayoutManager(getContext(), 6);
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layoutManager.setSpanSizeLookup(new GridLayoutManager.SpanSizeLookup() {
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@Override
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public int getSpanSize(int position) {
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if (position < 4) {
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return 3;
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} else {
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return 2;
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}
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}
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});
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rv_category.setLayoutManager(layoutManager);
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rv_category.addItemDecoration(itemDecoration);
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}
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RecyclerView.ItemDecoration itemDecoration = new RecyclerView.ItemDecoration() {
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@Override
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public void onDraw(Canvas c, RecyclerView parent, RecyclerView.State state) {
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super.onDraw(c, parent, state);
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}
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@Override
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public void onDrawOver(Canvas c, RecyclerView parent, RecyclerView.State state) {
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super.onDrawOver(c, parent, state);
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}
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@Override
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public void getItemOffsets(Rect outRect, View view, RecyclerView parent, RecyclerView.State state) {
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super.getItemOffsets(outRect, view, parent, state);
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int index = parent.getChildAdapterPosition(view);
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int total = parent.getAdapter().getItemCount();
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int minWidth = DimenUtils.dipToPixels(2, view.getContext());
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if (index < 4) {
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if (index % 2 == 0) {
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outRect.left = 0;
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outRect.right = 3 * minWidth;
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} else {
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outRect.right = 0;
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outRect.left = 3 * minWidth;
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}
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if (index > 1) {
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outRect.top = 3 * minWidth;
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}
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} else {
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int minStart = index - 4;
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if (minStart % 3 == 0) {
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outRect.left = 0;
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outRect.right = 4 * minWidth;
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} else if (minStart % 3 == 1) {
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outRect.right = 2 * minWidth;
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outRect.left = 2 * minWidth;
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} else if (minStart % 3 == 2) {
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outRect.right = 0;
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outRect.left = 4 * minWidth;
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}
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outRect.top = 3 * minWidth;
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}
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outRect.bottom = 3 * minWidth;
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}
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};
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public static int getVersionNum(Context context) {
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try {
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PackageInfo pi = context.getPackageManager().getPackageInfo(
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context.getPackageName(), 0);
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return pi.versionCode;
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} catch (NameNotFoundException e) {
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e.printStackTrace();
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return 1;
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}
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}
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class CategoryAdapter extends RecyclerView.Adapter {
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private List<HomeSpecial> videoTypeList;
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public CategoryAdapter(List<HomeSpecial> videoTypeList) {
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this.videoTypeList = videoTypeList;
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}
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@NonNull
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@Override
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public RecyclerView.ViewHolder onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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return new ViewHolder(LayoutInflater.from(parent.getContext()).inflate(R.layout.item_category, null, true));
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}
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@Override
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public void onBindViewHolder(@NonNull RecyclerView.ViewHolder holder, int position) {
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ViewHolder vh = (ViewHolder) holder;
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final HomeSpecial videoType = videoTypeList.get(position);
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vh.tv_name.setText(videoType.getName());
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Glide.with(vh.iv_picture.getContext()).load(videoType.getIcon()).transition(withCrossFade()).into(vh.iv_picture);
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vh.view.setOnClickListener(new OnClickListener() {
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@Override
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public void onClick(View v) {
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if (videoType == null || StringUtils.isEmpty(videoType.getId()))
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return;
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Intent intent = new Intent(getContext(), MVideosActivity.class);// category包中的mvideosActivity.class
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intent.putExtra("special", videoType);
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intent.putExtra("type_name", videoType.getName());
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v.getContext().startActivity(intent);
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}
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});
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}
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@Override
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public int getItemCount() {
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return videoTypeList.size();
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}
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class ViewHolder extends RecyclerView.ViewHolder {
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ImageView iv_picture;
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TextView tv_name;
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View view;
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public ViewHolder(@NonNull View itemView) {
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super(itemView);
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view = itemView;
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iv_picture = itemView.findViewById(R.id.iv_picture);
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tv_name = itemView.findViewById(R.id.tv_name);
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}
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}
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}
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}
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