//package com.gh.gamecenter;
//
//import android.annotation.SuppressLint;
//import android.app.Activity;
//import android.app.Dialog;
//import android.content.Context;
//import android.content.Intent;
//import android.content.res.Configuration;
//import android.graphics.BitmapFactory;
//import android.graphics.Color;
//import android.net.Uri;
//import android.os.Bundle;
//import android.os.Environment;
//import android.text.TextUtils;
//import android.util.Base64;
//import android.util.DisplayMetrics;
//import android.view.View;
//import android.view.ViewGroup;
//import android.view.Window;
//import android.widget.LinearLayout;
//import android.widget.RelativeLayout;
//import android.widget.TextView;
//
//import androidx.annotation.NonNull;
//import androidx.annotation.Nullable;
//import androidx.core.content.ContextCompat;
//import androidx.viewpager.widget.PagerAdapter;
//import androidx.viewpager.widget.ViewPager.OnPageChangeListener;
//
//import com.davemorrissey.labs.subscaleview.SubsamplingScaleImageView;
//import com.facebook.drawee.backends.pipeline.Fresco;
//import com.facebook.imagepipeline.core.ImagePipeline;
//import com.facebook.imagepipeline.request.ImageRequest;
//import com.gh.base.BaseActivity;
//import com.gh.common.AppExecutor;
//import com.gh.common.Base64ImageHolder;
//import com.gh.common.util.DisplayUtils;
//import com.gh.common.util.EntranceUtils;
//import com.gh.common.util.ImageUtils;
//import com.gh.common.util.MD5Utils;
//import com.gh.common.util.MessageShareUtils;
//import com.gh.common.util.NetworkUtils;
//import com.gh.common.util.PermissionHelper;
//import com.gh.common.util.SimpleImageLoader;
//import com.gh.common.view.Gh_RelativeLayout;
//import com.gh.common.view.Gh_ViewPager;
//import com.gh.gamecenter.entity.ImageInfoEntity;
//import com.gh.gamecenter.retrofit.Response;
//import com.gh.gamecenter.retrofit.RetrofitManager;
//import com.github.piasy.biv.view.BigImageView;
//import com.github.piasy.biv.view.FrescoImageViewFactory;
//import com.lightgame.utils.Utils;
//
//import java.io.BufferedOutputStream;
//import java.io.File;
//import java.io.FileInputStream;
//import java.io.FileOutputStream;
//import java.io.InputStream;
//import java.io.OutputStream;
//import java.util.ArrayList;
//import java.util.HashMap;
//import java.util.HashSet;
//import java.util.Locale;
//import java.util.Map;
//
//import butterknife.BindView;
//import io.reactivex.android.schedulers.AndroidSchedulers;
//import io.reactivex.schedulers.Schedulers;
//
///**
// * 查看游戏截图页面
// *
// * @author 黄壮华
// *
// * todo BigImageView静态webp/动态webp(ImageInfoExtractor.getImageType(image))判断有问题,导致部分静态webp无法使用缩放功能
// */
//public class ViewImageActivity extends BaseActivity implements OnPageChangeListener {
//
//    public static final int REQUEST_FOR_VIEWED_IMAGE = 921;
//    public static final String VIEWED_IMAGE = "viewed_image";
//
//    @BindView(R.id.image_detail_page)
//    Gh_ViewPager mViewPager;
//    @BindView(R.id.image_detail_progress)
//    TextView mProgressHint;
//    @BindView(R.id.image_mask)
//    View mIndicatorMask;
//    @BindView(R.id.image_indicator_tv)
//    TextView mIndicatorTv;
//
//    private ViewImageAdapter adapter;
//
//    private ImagePipeline mImagePipeline;
//
//    private boolean mShowBase64Image = false;
//
//    private static final String KEY_BASE64 = "base64";
//
//    private static final String KEY_URLS = "urls";
//    private static final String KEY_CURRENT = "current";
//
//    private ArrayList<String> urls;
//    private HashSet<Integer> mViewedSet; // 让调用者知道该图片是否被看过了
//    private Map<String, ImageInfoEntity> mImageInfoMap;
//
//    private int mLimitWidth;
//
//    private boolean isOrientation;
//
//    public static Intent getBase64ViewImageIntent(Context context, boolean showSingleBase64Image) {
//        Intent checkIntent = new Intent(context, ViewImageActivity.class);
//        checkIntent.putExtra(KEY_BASE64, showSingleBase64Image);
//        return checkIntent;
//    }
//
//    public static Intent getViewImageIntent(Context context, ArrayList<String> list, int position, String entrance) {
//        Intent checkIntent = new Intent(context, ViewImageActivity.class);
//        checkIntent.putExtra(KEY_URLS, list);
//        checkIntent.putExtra(KEY_CURRENT, position);
//        checkIntent.putExtra(EntranceUtils.KEY_ENTRANCE, entrance);
//        return checkIntent;
//    }
//
//    @Override
//    protected int getLayoutId() {
//        return R.layout.activity_viewimage;
//    }
//
//    @Override
//    protected void onCreate(Bundle savedInstanceState) {
//        super.onCreate(savedInstanceState);
//        mViewedSet = new HashSet<>();
//        mImageInfoMap = new HashMap<>();
//        // init data
//        int current = 0;
//        Bundle extras = getIntent().getExtras();
//        if (extras != null) {
//            if (extras.getBoolean(KEY_BASE64)) {
//                mShowBase64Image = true;
//                urls = new ArrayList<>();
//                urls.add(Base64ImageHolder.INSTANCE.getImage());
//            } else {
//                urls = extras.getStringArrayList(KEY_URLS);
//                current = extras.getInt(KEY_CURRENT, 0);
//            }
//        }
//
//        if (savedInstanceState != null) {
//            current = savedInstanceState.getInt(EntranceUtils.KEY_CURRENTITEM, 0);
//            isOrientation = savedInstanceState.getBoolean("isOrientation");
//        }
//
//        if (urls.size() > 1) mIndicatorMask.setVisibility(View.VISIBLE);
//        mIndicatorTv.setText(String.format("%d/%d", current + 1, urls.size()));
//
//        mImagePipeline = Fresco.getImagePipeline();
//
//        // init slide
//        DisplayMetrics outMetrics = new DisplayMetrics();
//        getWindowManager().getDefaultDisplay().getMetrics(outMetrics);
//        int widthPixels = outMetrics.widthPixels;
//        if (NetworkUtils.isWifiOr4GConnected(this)) {
//            mLimitWidth = widthPixels * 2;
//        } else {
//            mLimitWidth = widthPixels;
//        }
//        // init viewPage
//        adapter = new ViewImageAdapter();
//        mViewPager.setAdapter(adapter);
//        mViewPager.setCurrentItem(current);
//        mViewPager.addOnPageChangeListener(this);
//
//        if (this.getResources().getConfiguration().orientation == Configuration.ORIENTATION_LANDSCAPE) {
//            isOrientation = true; // 横屏
//        } else if (this.getResources().getConfiguration().orientation == Configuration.ORIENTATION_PORTRAIT) {
//            isOrientation = false;// 竖屏
//        }
//
//        mProgressHint.setOnClickListener(v -> {
//            int position = mViewPager.getCurrentItem();
//            Object object = mViewPager.findViewWithTag(position);
//            if (object != null) {
//                mProgressHint.setWidth(mProgressHint.getWidth());
//                RelativeLayout view = (RelativeLayout) object;
//                final BigImageView imageView = view.findViewById(R.id.viewimage_iv_show);
//                String url = urls.get(position);
//                imageView.showImage(Uri.parse(url));
//                imageView.setImageLoaderCallback(new SimpleImageLoader() {
//                    @Override
//                    public void onProgress(int progress) {
//                        if (position == mViewPager.getCurrentItem()) { // 防止下载过程中切换图片
//                            if (progress < 100) {
//                                mProgressHint.setText((progress + "%"));
//                            } else {
//                                mProgressHint.setText("已完成");
//                                mBaseHandler.postDelayed(() -> {
//                                    if (position == mViewPager.getCurrentItem()) {  // 防止等待过程中切换图片
//                                        mProgressHint.setVisibility(View.GONE);
//                                    }
//                                }, 500);
//                            }
//                        }
//                    }
//                });
//            }
//        });
//
//        DisplayUtils.transparentStatusAndNavigation(this);
//    }
//
//    @Override
//    protected void onSaveInstanceState(Bundle outState) {
//        super.onSaveInstanceState(outState);
//        outState.putInt(EntranceUtils.KEY_CURRENTITEM, mViewPager.getCurrentItem());
//        outState.putBoolean("isOrientation", isOrientation);
//    }
//
//    @Override
//    protected void onDestroy() {
//        super.onDestroy();
//        if (mShowBase64Image) {
//            urls.clear();
//            Base64ImageHolder.INSTANCE.setImage("");
//        }
//        mViewPager.onDestroy(); // 注销EventBus
//    }
//
//    @Override
//    public void onPageScrolled(int position, float positionOffset,
//                               int positionOffsetPixels) {
//        if (positionOffset != 0) {
//            mProgressHint.setVisibility(View.GONE);
//        } else {
//            String url = urls.get(position);
//            ImageInfoEntity imageInfoEntity = mImageInfoMap.get(url);
//            if (imageInfoEntity != null && imageInfoEntity.getFileSize() != null &&
//                    !mImagePipeline.isInBitmapMemoryCache(ImageRequest.fromUri(url)) &&
//                    !mImagePipeline.isInDiskCacheSync(ImageRequest.fromUri(url))) {
//                String size = String.format(Locale.CHINA, "%.1fM",
//                        Integer.valueOf(imageInfoEntity.getFileSize().getValue()) / 1024F / 1024F);
//                mProgressHint.setVisibility(View.VISIBLE);
//                mProgressHint.setText(("查看原图(" + size + ")"));
//                ViewGroup.LayoutParams layoutParams = mProgressHint.getLayoutParams();
//                layoutParams.width = ViewGroup.LayoutParams.WRAP_CONTENT;
//                mProgressHint.setLayoutParams(layoutParams);
//            }
//        }
//
//        mViewedSet.add(position);
//        setResult(Activity.RESULT_OK, new Intent().putExtra(VIEWED_IMAGE, mViewedSet));
//    }
//
//    @Override
//    public void onPageSelected(int position) {
//        Gh_RelativeLayout ghRelativeLayout;
//        for (int i = 0; i < mViewPager.getChildCount(); i++) {
//            if (mViewPager.getChildAt(i).getTag() != null) {
//                ghRelativeLayout = (Gh_RelativeLayout) mViewPager.getChildAt(i);
//                if (ghRelativeLayout == null) {
//                    return;
//                }
//
//                BigImageView imageView = ghRelativeLayout.findViewById(R.id.viewimage_iv_show);
//                SubsamplingScaleImageView ssiv = imageView.getSSIV();
//                if (ssiv != null) ssiv.resetScaleAndCenter();
//
//            }
//        }
//        mIndicatorTv.setText(String.format("%d/%d", position + 1, urls.size()));
//    }
//
//    @Override
//    public void onPageScrollStateChanged(int newState) {
//
//    }
//
//    private void loadImageInfo(int position, int width) {
//        String url = urls.get(position);
//        RetrofitManager.getInstance(this)
//                .getApi().getImageInfo(url + "?x-oss-process=image/info")
//                .subscribeOn(Schedulers.io())
//                .observeOn(AndroidSchedulers.mainThread())
//                .subscribe(new Response<ImageInfoEntity>() {
//                    @Override
//                    public void onResponse(@Nullable ImageInfoEntity response) {
//                        if (response != null && response.getImageWidth() != null &&
//                                Integer.valueOf(response.getImageWidth().getValue()) > width) {
//                            mImageInfoMap.put(url, response);
//                            if (position == mViewPager.getCurrentItem()) {
//                                onPageScrolled(position, 0, 0); // 刷新下载原图提示按钮
//                            }
//                        }
//                    }
//                });
//    }
//
//    private void loadImage(String url, final BigImageView imageView) {
//        if (TextUtils.isEmpty(url)) return;
//
//        if (url.startsWith("data:image/png;base64")) {
//            AppExecutor.getIoExecutor().execute(() -> {
//                String base64String = url.replace("data:image/png;base64", "");
//                try {
//                    File imageFile = new File(getCacheDir().getAbsolutePath() + File.separator + System.currentTimeMillis() + ".png");
//
//                    byte[] decodedString = Base64.decode(base64String, Base64.DEFAULT);
//
//                    BufferedOutputStream bos = new BufferedOutputStream(new FileOutputStream(imageFile));
//                    bos.write(decodedString);
//                    bos.flush();
//                    bos.close();
//
//                    AppExecutor.getUiExecutor().execute(() -> {
//                        imageView.setImageViewFactory(new FrescoImageViewFactory());
//                        imageView.showImage(Uri.fromFile(imageFile));
//                    });
//                } catch (Exception e) {
//                    e.printStackTrace();
//                }
//            });
//        } else {
//            // 添加GIF支持
//            imageView.setImageViewFactory(new FrescoImageViewFactory());
//            imageView.showImage(Uri.parse(url));
//        }
//    }
//
//    private class ViewImageAdapter extends PagerAdapter {
//
//        @Override
//        public int getCount() {
//            if (urls == null) {
//                return 0;
//            }
//            return urls.size();
//        }
//
//        @SuppressLint("MissingPermission")
//        @NonNull
//        @Override
//        public Object instantiateItem(@NonNull ViewGroup container, int position) {
//            String url = urls.get(position);
//            ImageRequest imageRequest = ImageRequest.fromUri(url);
//            boolean isInMemoryCache = mImagePipeline.isInBitmapMemoryCache(imageRequest);
//            boolean isInDiskCache = imageRequest != null && mImagePipeline.isInDiskCacheSync(imageRequest);
//
//            Gh_RelativeLayout view = (Gh_RelativeLayout) View.inflate(container.getContext(), R.layout.viewimage_normal_item, null);
//            BigImageView imageView = view.findViewById(R.id.viewimage_iv_show);
//
//            if (!isInMemoryCache
//                    && !isInDiskCache
//                    && !NetworkUtils.isWifiOr4GConnected(ViewImageActivity.this)
//                    && !url.contains(".gif")) {
//                url = ImageUtils.getTransformLimitUrl(url, mLimitWidth, getApplicationContext());
//            }
//
//            String finalUrl = url;
//            imageView.setImageLoaderCallback(new SimpleImageLoader() {
//                @Override
//                public void onSuccess(File image) {
//                    if (!finalUrl.equals(urls.get(position))) {
//                        BitmapFactory.Options options = new BitmapFactory.Options();
//                        options.inJustDecodeBounds = true;
//                        BitmapFactory.decodeFile(new File(image.getPath()).getAbsolutePath(), options);
//                        loadImageInfo(position, options.outWidth); // 加载图片参数,目的是用户显示原文按钮
//                    }
//                    SubsamplingScaleImageView ssiv = imageView.getSSIV();
//                    if (ssiv != null) {
//                        ssiv.setMaxScale(10f); // 这个缩放倍数最好很具宽高自动调节
//                        ssiv.setOnImageEventListener(new SubsamplingScaleImageView.DefaultOnImageEventListener() {
//                            @Override
//                            public void onReady() {
//                                ssiv.resetScaleAndCenter();
//                            }
//                        });
//                        ssiv.setOnClickListener(v -> finish());
//
//                    }
//                }
//            });
//            loadImage(url, imageView);
//
//            //长按
//            imageView.setOnLongClickListener(v -> {
//                final Dialog dialog = new Dialog(ViewImageActivity.this);
//
//                LinearLayout container1 = new LinearLayout(ViewImageActivity.this);
//                container1.setOrientation(LinearLayout.VERTICAL);
//                container1.setBackgroundColor(Color.WHITE);
//
//                final TextView reportTv = new TextView(ViewImageActivity.this);
//                reportTv.setPadding(
//                        DisplayUtils.dip2px(ViewImageActivity.this, 20),
//                        DisplayUtils.dip2px(ViewImageActivity.this, 12),
//                        0,
//                        DisplayUtils.dip2px(ViewImageActivity.this, 12));
//                reportTv.setText(R.string.save_pic);
//                reportTv.setTextSize(17);
//                reportTv.setTextColor(ContextCompat.getColor(getApplicationContext(), R.color.title));
//                reportTv.setBackgroundResource(R.drawable.textview_white_style);
//                int widthPixels = getResources().getDisplayMetrics().widthPixels;
//                reportTv.setLayoutParams(new LinearLayout.LayoutParams((widthPixels * 9) / 10,
//                        LinearLayout.LayoutParams.WRAP_CONTENT));
//                container1.addView(reportTv);
//
//                dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
//                dialog.setContentView(container1);
//
//                if (!isFinishing()) {
//                    dialog.show();
//                }
//
//                reportTv.setOnClickListener(v1 -> {
//                    PermissionHelper.checkStoragePermissionBeforeAction(ViewImageActivity.this, () -> {
//                        saveImageToFile(imageView.getCurrentImageFile(), finalUrl);
//                        dialog.cancel();
//                    });
//                    dialog.cancel();
//                });
//
//                return false;
//            });
//
//            view.setTag(position);
//            container.addView(view);
//            return view;
//        }
//
//        private void saveImageToFile(File src, String curUrl) {
//            InputStream in = null;
//            OutputStream out = null;
//            try {
//                String fileName;
//                if (mShowBase64Image) {
//                    fileName = MD5Utils.getUrlMD5(curUrl.substring(0, 50)) + ".png";
//                } else {
//                    fileName = curUrl.substring(curUrl.lastIndexOf("/"));
//                }
//                String savePath = Environment.getExternalStorageDirectory().getAbsolutePath() + "/Pictures/ghzhushou/";
//                File file = new File(savePath);
//                if (!file.exists()) {
//                    file.mkdirs();
//                }
//
//                File dst = new File(savePath, fileName);
//                if (dst.exists()) {
//                    dst.delete();
//                }
//
//                in = new FileInputStream(src);
//                out = new FileOutputStream(dst);
//                byte[] buf = new byte[1024];
//                int len;
//                while ((len = in.read(buf)) > 0) {
//                    out.write(buf, 0, len);
//                }
//
//                Utils.toast(ViewImageActivity.this, "图片已保存到/Pictures/ghzhushou/");
//                MessageShareUtils.refreshImage(ViewImageActivity.this, dst);
//            } catch (Exception e) {
//                Utils.log("图片保存失败：" + e.toString());
//            } finally {
//                try {
//                    if (out != null) out.close();
//                    if (in != null) in.close();
//                } catch (Exception ignore) {
//                }
//            }
//        }
//
//
//        @Override
//        public void destroyItem(@NonNull ViewGroup container, int position, @NonNull Object object) {
//            container.removeView((View) object);
//        }
//
//        @Override
//        public boolean isViewFromObject(@NonNull View view, @NonNull Object object) {
//            return view == object;
//        }
//    }
//}