feat: 相册点击直接进大图查看器,移除「选择图片」列表

- AlbumBubble: 点 +N 直接打开全屏查看器(从该图开始),删除中间的选择列表弹窗
- ImageLightbox: 底部加可滑动缩略图条(当前高亮+自动滚动定位),顶栏加下载按钮
- 下载按钮保证此前藏在 +N 列表里的图片仍可下载

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

src/components/messageStream/bubbles/AlbumBubble.tsx

@@ -1,17 +1,10 @@
-import { LoaderCircle, X } from "lucide-react";
-import { DownloadCloudIcon } from "../../icons/DownloadCloudIcon";
-import { useEffect, useState } from "react";
-import { createPortal } from "react-dom";
 import { useI18n } from "../../../i18n";
-import type { Attachment, Post } from "../../../types/post";
+import type { Post } from "../../../types/post";
 import { AttachmentDownloadPill } from "../AttachmentDownloadPill";
 import { BubbleImage } from "../BubbleImage";
 import { useLightbox } from "../overlays/ImageLightbox";
 import { autolink } from "../utils/autolink";
-import { downloadAttachment } from "../utils/downloadFile";
-import { formatBytes } from "../utils/formatBytes";
 import { postDisplayText } from "../utils/postText";
-import { useToast } from "../../Toast";
 
 const MAX_VISIBLE = 4;
 
@@ -26,135 +19,9 @@ function albumItemClass(index: number, count: number) {
   return "";
 }
 
-function ImageListDownloadButton({
-  postId,
-  attachment,
-}: {
-  postId: string;
-  attachment: Attachment;
-}) {
-  const { t } = useI18n();
-  const { showToast } = useToast();
-  const [isDownloading, setIsDownloading] = useState(false);
-
-  const handleDownload = async () => {
-    if (isDownloading) return;
-    setIsDownloading(true);
-    try {
-      await downloadAttachment(postId, attachment.id, attachment.filename);
-      showToast(t("downloadOk"));
-    } catch {
-      showToast(t("downloadFail"), "error");
-    } finally {
-      setIsDownloading(false);
-    }
-  };
-
-  return (
-    <button
-      type="button"
-      onClick={(e) => {
-        e.stopPropagation();
-        handleDownload();
-      }}
-      disabled={isDownloading}
-      className="flex h-9 w-9 shrink-0 items-center justify-center rounded-full bg-white/10 text-white transition hover:bg-white/20 disabled:cursor-wait"
-      aria-label={
-        isDownloading ? t("downloading") : `Download ${attachment.filename}`
-      }
-      aria-busy={isDownloading}
-    >
-      {isDownloading ? (
-        <LoaderCircle className="h-4 w-4 animate-spin" strokeWidth={2.3} />
-      ) : (
-        <DownloadCloudIcon className="h-4 w-4" />
-      )}
-    </button>
-  );
-}
-
-function ImageListDialog({
-  postId,
-  images,
-  onClose,
-  onPick,
-}: {
-  postId: string;
-  images: Attachment[];
-  onClose: () => void;
-  onPick: (index: number) => void;
-}) {
-  useEffect(() => {
-    const onKey = (event: KeyboardEvent) => {
-      if (event.key === "Escape") onClose();
-    };
-    window.addEventListener("keydown", onKey);
-    return () => window.removeEventListener("keydown", onKey);
-  }, [onClose]);
-
-  return createPortal(
-    <div
-      className="fixed inset-0 z-[100] flex items-center justify-center bg-black/75 px-4 backdrop-blur-sm"
-      onClick={onClose}
-      role="dialog"
-      aria-modal="true"
-      aria-label="Image list"
-    >
-      <div
-        className="w-full max-w-md overflow-hidden rounded-2xl border border-ark-line bg-ark-panel shadow-2xl"
-        onClick={(e) => e.stopPropagation()}
-      >
-        <div className="flex items-center justify-between border-b border-ark-line px-4 py-3">
-          <div className="text-sm font-semibold text-neutral-100">选择图片</div>
-          <button
-            type="button"
-            onClick={onClose}
-            className="flex h-8 w-8 items-center justify-center rounded-full bg-white/10 text-white transition hover:bg-white/20"
-            aria-label="Close"
-          >
-            <X className="h-4 w-4" />
-          </button>
-        </div>
-        <div className="max-h-[70vh] overflow-y-auto p-2 [-ms-overflow-style:none] [scrollbar-width:none] [&::-webkit-scrollbar]:hidden">
-          {images.map((image, index) => (
-            <div
-              key={image.id}
-              className="flex w-full items-center gap-3 rounded-xl p-2 text-left transition hover:bg-white/5"
-            >
-              <button
-                type="button"
-                onClick={() => onPick(index)}
-                className="flex min-w-0 flex-1 items-center gap-3 text-left"
-              >
-                <div className="h-16 w-16 shrink-0 overflow-hidden rounded-lg bg-black">
-                  <BubbleImage
-                    src={image.thumbnailUrl ?? image.url}
-                    className="h-full w-full object-cover"
-                  />
-                </div>
-                <div className="min-w-0 flex-1">
-                  <div className="truncate text-sm font-medium text-neutral-100">
-                    图片 {index + 1}
-                  </div>
-                  <div className="mt-1 truncate text-xs text-neutral-400">
-                    {formatBytes(image.sizeBytes)}
-                  </div>
-                </div>
-              </button>
-              <ImageListDownloadButton postId={postId} attachment={image} />
-            </div>
-          ))}
-        </div>
-      </div>
-    </div>,
-    document.body,
-  );
-}
-
 export function AlbumBubble({ post }: { post: Post }) {
   const { openLightbox } = useLightbox();
   const { lang } = useI18n();
-  const [listOpen, setListOpen] = useState(false);
   const images = post.attachments;
   const text = postDisplayText(post, lang);
   const visible = images.slice(0, MAX_VISIBLE);
@@ -176,21 +43,22 @@ export function AlbumBubble({ post }: { post: Post }) {
             >
               <button
                 type="button"
-                onClick={() => {
-                  if (isLastSlot) setListOpen(true);
-                  else openLightbox(images, i, text, post.id);
-                }}
-                className="block h-full w-full"
-                aria-label={isLastSlot ? "Open image list" : "View image"}
+                onClick={() => openLightbox(images, i, text, post.id)}
+                className="group block h-full w-full"
+                aria-label={
+                  isLastSlot ? `View all ${images.length} images` : "View image"
+                }
               >
                 <BubbleImage
                   src={att.thumbnailUrl ?? att.url}
                   loading="lazy"
-                  className="h-full w-full object-cover"
+                  className="h-full w-full object-cover transition duration-300 group-hover:scale-[1.03]"
                 />
                 {isLastSlot ? (
-                  <div className="absolute inset-0 flex items-center justify-center bg-black/55 text-4xl font-bold text-white">
-                    +{extra}
+                  <div className="absolute inset-0 flex flex-col items-center justify-center gap-0.5 bg-black/60 text-white backdrop-blur-[1px] transition group-hover:bg-black/50">
+                    <span className="text-3xl font-bold leading-none md:text-4xl">
+                      +{extra}
+                    </span>
                   </div>
                 ) : null}
               </button>
@@ -206,17 +74,6 @@ export function AlbumBubble({ post }: { post: Post }) {
           {autolink(text)}
         </div>
       ) : null}
-      {listOpen ? (
-        <ImageListDialog
-          postId={post.id}
-          images={images}
-          onClose={() => setListOpen(false)}
-          onPick={(index) => {
-            setListOpen(false);
-            openLightbox(images, index, text, post.id);
-          }}
-        />
-      ) : null}
     </div>
   );
 }