39 lines
1.3 KiB
TypeScript
39 lines
1.3 KiB
TypeScript
// 年级班级选项的纯函数核心（无 db 依赖，便于单测）
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export const smartSort = (a: string, b: string) => {
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const gradeOrder: Record<string, number> = {
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'初一': 1, '初二': 2, '初三': 3,
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'高一': 4, '高二': 5, '高三': 6,
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'大一': 7, '大二': 8, '大三': 9, '大四': 10,
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'教师': 99, '教职工': 99
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}
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const weightA = gradeOrder[a]
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const weightB = gradeOrder[b]
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if (weightA !== undefined && weightB !== undefined) return weightA - weightB
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if (weightA !== undefined) return -1
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if (weightB !== undefined) return 1
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return a.localeCompare(b, 'zh-CN', { numeric: true })
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}
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export interface GradeClassOption {
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grade: string
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class: string
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}
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// 配置优先，配置为空时回退到用户提取；统一过滤空值与 smartSort 排序
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export const resolveGradeClassOptions = (
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configItems: GradeClassOption[],
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fallbackItems: GradeClassOption[]
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): GradeClassOption[] => {
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const source = configItems.length > 0 ? configItems : fallbackItems
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return source
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.filter((item): item is GradeClassOption => Boolean(item.grade?.trim()) && Boolean(item.class?.trim()))
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.sort((a, b) => {
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const gradeResult = smartSort(a.grade, b.grade)
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return gradeResult || smartSort(a.class, b.class)
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})
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} |