feat(web-admin): add mp plan detail action splitter.

Cap the sticky footer at two primary actions and park the rest in a more sheet.

Co-authored-by: Cursor <cursoragent@cursor.com>

web-admin/src/utils/mp-pl-plan-detail-actions.ts

@@ -0,0 +1,44 @@
+export type MpDetailActionKind =
+  | 'edit'
+  | 'arrange'
+  | 'copy'
+  | 'wait'
+  | 'cancel-wait'
+  | 'print'
+  | 'void'
+
+export type MpDetailAction = {
+  kind: MpDetailActionKind
+  label: string
+  danger?: boolean
+}
+
+/** 主栏最多 2 个：优先 edit、arrange；其余进 more */
+export function splitMpPlanDetailActions(input: {
+  canEdit: boolean
+  canArrange: boolean
+  arrangeLabel: string
+  canWait: boolean
+  canCancelWait: boolean
+  canVoid: boolean
+}): { primary: MpDetailAction[]; more: MpDetailAction[] } {
+  const primary: MpDetailAction[] = []
+  const more: MpDetailAction[] = []
+
+  if (input.canEdit) primary.push({ kind: 'edit', label: '编辑' })
+  if (input.canArrange) {
+    primary.push({ kind: 'arrange', label: input.arrangeLabel })
+  }
+
+  more.push({ kind: 'copy', label: '复制' })
+  if (input.canWait) more.push({ kind: 'wait', label: '等客户通知' })
+  if (input.canCancelWait) more.push({ kind: 'cancel-wait', label: '取消等通知' })
+  more.push({ kind: 'print', label: '打印单据' })
+  if (input.canVoid) more.push({ kind: 'void', label: '作废', danger: true })
+
+  while (primary.length > 2) more.unshift(primary.pop()!)
+  while (primary.length < 2 && more.length) {
+    primary.push(more.shift()!)
+  }
+  return { primary, more }
+}