frontend: FE-030 目录树与文件列表精致化，图标体系+骨架屏+空状态+行级联动效+圆点徽标

Co-authored-by: Cursor <cursoragent@cursor.com>
2026-06-11 17:27:50 +08:00
parent b6447443c5
commit be055673f1
5 changed files with 203 additions and 51 deletions
@@ -0,0 +1,111 @@
+import {
+  Database,
+  File,
+  FileArchive,
+  FileCode,
+  FileImage,
+  FileJson,
+  FileSpreadsheet,
+  FileTerminal,
+  FileText,
+  FolderClosed,
+  FolderOpen,
+  FolderSymlink,
+  type LucideIcon,
+} from "lucide-react"
+
+import { cn } from "~/lib/utils"
+
+// 扩展名 -> 图标与配色的映射规则，未命中走默认文件图标。
+const FILE_ICON_RULES: { exts: string[]; icon: LucideIcon; className: string }[] = [
+  {
+    exts: ["ts", "tsx", "js", "jsx", "java", "cs", "py", "go", "rs", "c", "cpp", "h", "vue", "css", "scss", "html"],
+    icon: FileCode,
+    className: "text-blue-600 dark:text-blue-400",
+  },
+  {
+    exts: ["json", "xml", "yml", "yaml", "toml", "config", "properties", "gradle"],
+    icon: FileJson,
+    className: "text-amber-600 dark:text-amber-400",
+  },
+  {
+    exts: ["md", "txt", "doc", "docx", "pdf", "rtf"],
+    icon: FileText,
+    className: "text-zinc-500 dark:text-zinc-400",
+  },
+  {
+    exts: ["sql", "db"],
+    icon: Database,
+    className: "text-violet-600 dark:text-violet-400",
+  },
+  {
+    exts: ["png", "jpg", "jpeg", "gif", "svg", "webp", "ico", "icns"],
+    icon: FileImage,
+    className: "text-emerald-600 dark:text-emerald-400",
+  },
+  {
+    exts: ["zip", "rar", "7z", "tar", "gz", "jar"],
+    icon: FileArchive,
+    className: "text-orange-600 dark:text-orange-400",
+  },
+  {
+    exts: ["xls", "xlsx", "csv"],
+    icon: FileSpreadsheet,
+    className: "text-green-600 dark:text-green-400",
+  },
+  {
+    exts: ["sh", "bat", "cmd", "ps1", "zsh"],
+    icon: FileTerminal,
+    className: "text-zinc-600 dark:text-zinc-300",
+  },
+]
+
+/**
+ * 取文件名扩展名（小写，无点）；无扩展名返回空串。
+ */
+function extOf(name: string): string {
+  const index = name.lastIndexOf(".")
+  return index > 0 ? name.slice(index + 1).toLowerCase() : ""
+}
+
+/**
+ * 文件 / 文件夹图标：文件按扩展名区分图标与配色，
+ * 文件夹区分普通（蓝色）与已映射（FolderSymlink 主色），展开态用 FolderOpen。
+ */
+export function FileIcon({
+  name,
+  folder,
+  mapped = false,
+  expanded = false,
+  className,
+}: {
+  name: string
+  folder: boolean
+  mapped?: boolean
+  expanded?: boolean
+  className?: string
+}) {
+  if (folder) {
+    const Icon = mapped ? FolderSymlink : expanded ? FolderOpen : FolderClosed
+    return (
+      <Icon
+        className={cn(
+          "size-3.5 shrink-0",
+          mapped ? "text-primary" : "text-sky-600 dark:text-sky-400",
+          className,
+        )}
+      />
+    )
+  }
+  const rule = FILE_ICON_RULES.find((item) => item.exts.includes(extOf(name)))
+  const Icon = rule?.icon ?? File
+  return (
+    <Icon
+      className={cn(
+        "size-3.5 shrink-0",
+        rule?.className ?? "text-muted-foreground",
+        className,
+      )}
+    />
+  )
+}