41 行
1.4 KiB
JavaScript
41 行
1.4 KiB
JavaScript
// 通用排序工具：在分页列表内与相邻行交换 sortOrder
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// 用法：
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// const { swapAdjacent } = useAdminSort('/api/admin/faqs')
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// await swapAdjacent(currentRow, neighborRow) // 把两条的 sortOrder 字段互换并落库
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export function useAdminSort(apiBase) {
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const { adminFetch } = useAdmin()
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async function swapAdjacent(a, b) {
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if (!a || !b) return
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const orderA = a.sortOrder ?? 0
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const orderB = b.sortOrder ?? 0
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// 同时发两次 PUT（并行）
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await Promise.all([
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adminFetch(`${apiBase}/${a.id}`, { method: 'PUT', body: { sortOrder: orderB } }),
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adminFetch(`${apiBase}/${b.id}`, { method: 'PUT', body: { sortOrder: orderA } }),
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])
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a.sortOrder = orderB
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b.sortOrder = orderA
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}
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// 在列表内按 UI 位置上移/下移（仅与相邻行交换）
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async function moveUp(list, index) {
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if (index <= 0) return
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const a = list[index]
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const b = list[index - 1]
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await swapAdjacent(a, b)
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// UI 顺序也要立即交换，让人看见结果
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;[list[index - 1], list[index]] = [list[index], list[index - 1]]
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}
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async function moveDown(list, index) {
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if (index >= list.length - 1) return
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const a = list[index]
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const b = list[index + 1]
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await swapAdjacent(a, b)
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;[list[index], list[index + 1]] = [list[index + 1], list[index]]
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}
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return { swapAdjacent, moveUp, moveDown }
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}
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