239 lines
9.2 KiB
Java
239 lines
9.2 KiB
Java
package com.example.livestreaming;
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import android.view.LayoutInflater;
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import android.view.View;
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import android.view.ViewGroup;
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import android.widget.ImageView;
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import android.widget.LinearLayout;
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import android.widget.TextView;
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import androidx.annotation.NonNull;
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import androidx.recyclerview.widget.DiffUtil;
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import androidx.recyclerview.widget.ListAdapter;
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import androidx.recyclerview.widget.RecyclerView;
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import com.bumptech.glide.Glide;
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import com.bumptech.glide.load.resource.bitmap.RoundedCorners;
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import com.bumptech.glide.request.RequestOptions;
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import com.example.livestreaming.net.Room;
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import java.util.Random;
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public class WaterfallRoomsAdapter extends ListAdapter<Room, WaterfallRoomsAdapter.RoomVH> {
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public interface OnRoomClickListener {
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void onRoomClick(Room room);
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}
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private final OnRoomClickListener onRoomClick;
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// 预定义的图片高度比例，模拟瀑布流效果
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private static final float[] HEIGHT_RATIOS = {1.0f, 1.2f, 0.9f, 1.3f, 1.1f, 0.85f, 1.15f, 1.25f};
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public WaterfallRoomsAdapter(OnRoomClickListener onRoomClick) {
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super(DIFF);
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this.onRoomClick = onRoomClick;
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}
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@NonNull
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@Override
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public RoomVH onCreateViewHolder(@NonNull ViewGroup parent, int viewType) {
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View view = LayoutInflater.from(parent.getContext())
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.inflate(R.layout.item_room_waterfall, parent, false);
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return new RoomVH(view, onRoomClick);
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}
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@Override
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public void onBindViewHolder(@NonNull RoomVH holder, int position) {
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holder.bind(getItem(position), position);
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}
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static class RoomVH extends RecyclerView.ViewHolder {
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private final ImageView coverImage;
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private final TextView liveBadge;
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private final LinearLayout viewerCountLayout;
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private final TextView viewerCount;
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private final TextView roomTitle;
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private final ImageView streamerAvatar;
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private final TextView streamerName;
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private final ImageView likeIcon;
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private final TextView likeCount;
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private final TextView hotBadge;
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private final ImageView playIcon;
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private final OnRoomClickListener onRoomClick;
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RoomVH(View itemView, OnRoomClickListener onRoomClick) {
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super(itemView);
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this.onRoomClick = onRoomClick;
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coverImage = itemView.findViewById(R.id.coverImage);
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liveBadge = itemView.findViewById(R.id.liveBadge);
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viewerCountLayout = itemView.findViewById(R.id.viewerCountLayout);
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viewerCount = itemView.findViewById(R.id.viewerCount);
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roomTitle = itemView.findViewById(R.id.roomTitle);
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streamerAvatar = itemView.findViewById(R.id.streamerAvatar);
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streamerName = itemView.findViewById(R.id.streamerName);
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likeIcon = itemView.findViewById(R.id.likeIcon);
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likeCount = itemView.findViewById(R.id.likeCount);
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hotBadge = itemView.findViewById(R.id.hotBadge);
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playIcon = itemView.findViewById(R.id.playIcon);
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}
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void bind(Room room, int position) {
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if (room == null) return;
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// 设置标题
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String title = room.getTitle();
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if (title == null || title.isEmpty()) {
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title = generateRandomTitle(position);
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}
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roomTitle.setText(title);
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// 设置主播名称
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String name = room.getStreamerName();
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if (name == null || name.isEmpty()) {
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name = generateRandomName(position);
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}
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streamerName.setText(name);
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// 计算随机高度，实现瀑布流效果
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String seed = room.getId() != null ? room.getId() : String.valueOf(position);
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int h = Math.abs(seed.hashCode());
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float ratio = HEIGHT_RATIOS[h % HEIGHT_RATIOS.length];
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int baseHeight = (int) (itemView.getContext().getResources().getDisplayMetrics().density * 150);
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int imageHeight = (int) (baseHeight * ratio);
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ViewGroup.LayoutParams params = coverImage.getLayoutParams();
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params.height = imageHeight;
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coverImage.setLayoutParams(params);
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// 加载封面图片 - 使用更真实的图片
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loadCoverImage(room, position, h);
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// 加载主播头像
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loadAvatarImage(position);
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// 设置点赞数 - 使用真实数据
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Integer roomLikeCount = room.getLikeCount();
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if (roomLikeCount != null && roomLikeCount > 0) {
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likeCount.setText(formatNumber(roomLikeCount));
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likeIcon.setVisibility(View.VISIBLE);
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likeCount.setVisibility(View.VISIBLE);
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} else {
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// 如果没有点赞数，显示0
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likeCount.setText("0");
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likeIcon.setVisibility(View.VISIBLE);
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likeCount.setVisibility(View.VISIBLE);
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}
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// 设置直播状态
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if (room.isLive()) {
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liveBadge.setVisibility(View.VISIBLE);
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viewerCountLayout.setVisibility(View.VISIBLE);
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int viewers = (h % 380) + 5;
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viewerCount.setText(formatNumber(viewers));
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playIcon.setVisibility(View.GONE);
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// 热门标签
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if (viewers > 200) {
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hotBadge.setVisibility(View.VISIBLE);
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} else {
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hotBadge.setVisibility(View.GONE);
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}
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} else {
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liveBadge.setVisibility(View.GONE);
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viewerCountLayout.setVisibility(View.GONE);
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playIcon.setVisibility(View.VISIBLE);
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hotBadge.setVisibility(View.GONE);
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}
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// 点击事件
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itemView.setOnClickListener(v -> {
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if (onRoomClick != null) {
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onRoomClick.onRoomClick(room);
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}
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});
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}
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private void loadCoverImage(Room room, int position, int hash) {
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// 使用多种图片源，让内容更丰富
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String[] imageUrls = {
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"https://picsum.photos/seed/" + (hash % 1000) + "/400/500",
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"https://picsum.photos/seed/" + ((hash + 100) % 1000) + "/400/600",
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"https://picsum.photos/seed/" + ((hash + 200) % 1000) + "/400/450",
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};
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String imageUrl = imageUrls[position % imageUrls.length];
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Glide.with(coverImage.getContext())
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.load(imageUrl)
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.apply(new RequestOptions()
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.placeholder(R.drawable.bg_cover_placeholder)
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.error(R.drawable.bg_cover_placeholder)
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.centerCrop())
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.into(coverImage);
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}
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private void loadAvatarImage(int position) {
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String avatarUrl = "https://i.pravatar.cc/100?img=" + ((position % 70) + 1);
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Glide.with(streamerAvatar.getContext())
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.load(avatarUrl)
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.apply(new RequestOptions()
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.placeholder(R.drawable.ic_account_circle_24)
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.error(R.drawable.ic_account_circle_24)
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.circleCrop())
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.into(streamerAvatar);
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}
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private String generateRandomTitle(int position) {
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String[] titles = {
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"#健身穿搭 #一万种健与美 #健身女孩 #完美身材",
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"避雷秀厢附近租房",
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"找线下收U换现 可长期合作 有实力的私面聊",
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"我提笔不为离愁 只为你转身回眸",
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"今日穿搭分享 #日常穿搭 #时尚",
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"周末vlog #生活记录 #美好生活",
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"美食探店 #吃货日常 #美食推荐",
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"旅行日记 #风景 #旅行攻略",
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"护肤心得分享 #护肤 #美妆",
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"读书笔记 #好书推荐 #阅读"
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};
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return titles[position % titles.length];
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}
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private String generateRandomName(int position) {
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String[] names = {
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"小桃兔兔", "别管我了", "火火", "RicLei",
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"甜甜圈", "小确幸", "追光者", "星河漫步",
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"清风徐来", "月光宝盒"
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};
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return names[position % names.length];
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}
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private String formatNumber(int num) {
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if (num >= 10000) {
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return String.format("%.1fw", num / 10000.0);
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} else if (num >= 1000) {
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return String.format("%.1fk", num / 1000.0);
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}
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return String.valueOf(num);
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}
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}
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private static final DiffUtil.ItemCallback<Room> DIFF = new DiffUtil.ItemCallback<Room>() {
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@Override
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public boolean areItemsTheSame(@NonNull Room oldItem, @NonNull Room newItem) {
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String o = oldItem.getId();
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String n = newItem.getId();
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return o != null && o.equals(n);
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}
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@Override
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public boolean areContentsTheSame(@NonNull Room oldItem, @NonNull Room newItem) {
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return oldItem.equals(newItem);
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}
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};
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}
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