继续完善页面布局

layouts/admin/utils/tabs.uts

@@ -0,0 +1,33 @@
+import type { TabItem, MenuItem } from '../types.uts'
+
+export function makeTabFromPath(menuList: MenuItem[], path: string): TabItem {
+  // path 可能带 query；用于 tab 的 id 也要稳定
+  const pure = path.split('?')[0]
+
+  // 先找子页面
+  for (const m of menuList) {
+    const groups = m.groups || []
+    for (const g of groups) {
+      for (const c of g.children) {
+        if (c.path.split('?')[0] === pure) {
+          return { id: c.id, title: c.title, path: c.path }
+        }
+      }
+    }
+    if (m.path.split('?')[0] === pure) {
+      return { id: m.id, title: m.title, path: m.path }
+    }
+  }
+  // 找不到就兜底
+  return { id: pure, title: '页面', path }
+}
+
+export function upsertTab(tabs: TabItem[], tab: TabItem): TabItem[] {
+  const idx = tabs.findIndex(t => t.id === tab.id)
+  if (idx >= 0) return tabs
+  return [...tabs, tab]
+}
+
+export function removeTab(tabs: TabItem[], tabId: string): TabItem[] {
+  return tabs.filter(t => t.id !== tabId)
+}