feat：移除了弹窗，服务器添加sls

packages/ui/src/layouts/shared/content-tab/composables/content-selection.ts

@@ -0,0 +1,49 @@
+import type { Ref } from 'vue'
+import { computed, ref, watch } from 'vue'
+
+import type { ContentItem } from '../types'
+
+export function useContentSelection(
+	items: Ref<ContentItem[]>,
+	getItemId: (item: ContentItem) => string,
+) {
+	const selectedIds = ref<string[]>([])
+
+	const selectedItems = computed(() => {
+		const selectedIdSet = new Set(selectedIds.value)
+		const seenIds = new Set<string>()
+		const result: ContentItem[] = []
+
+		for (const item of items.value) {
+			const id = getItemId(item)
+			if (selectedIdSet.has(id) && !seenIds.has(id)) {
+				seenIds.add(id)
+				result.push(item)
+			}
+		}
+
+		return result
+	})
+
+	watch(
+		() => items.value.map(getItemId),
+		(newIds) => {
+			if (selectedIds.value.length === 0) return
+			const validIds = new Set(newIds)
+			const pruned = selectedIds.value.filter((id) => validIds.has(id))
+			if (pruned.length !== selectedIds.value.length) {
+				selectedIds.value = pruned
+			}
+		},
+	)
+
+	function clearSelection() {
+		selectedIds.value = []
+	}
+
+	function removeFromSelection(id: string) {
+		selectedIds.value = selectedIds.value.filter((i) => i !== id)
+	}
+
+	return { selectedIds, selectedItems, clearSelection, removeFromSelection }
+}