27 lines
1.5 KiB
TypeScript
27 lines
1.5 KiB
TypeScript
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import type { RangePreset } from './types'
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import { previousDate } from './dashboardNavigation'
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import { validateCustomRange } from './state'
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export const overviewRangeOptions: { value: RangePreset; label: string }[] = [3, 7, 15, 30].map(days => ({ value: `LAST_${days}_DAYS` as RangePreset, label: `最近${days}天` })).concat([{ value: 'CUSTOM', label: '自定义' }])
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export function beijingDate(now: number) {
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return new Intl.DateTimeFormat('sv-SE', { timeZone: 'Asia/Shanghai', year: 'numeric', month: '2-digit', day: '2-digit' }).format(now)
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}
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export function overviewRange(preset: RangePreset, anchor: string, start = '', end = '') {
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const yesterday = previousDate(anchor)
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if (preset === 'CUSTOM') {
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const problem = validateCustomRange(start, end)
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if (problem) throw new Error(problem)
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if (end > yesterday) throw new Error('仅查询已结束的自然日，结束日期最晚为昨日')
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} else {
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end = yesterday
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const day = new Date(`${anchor}T00:00:00Z`)
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const windows: Partial<Record<RangePreset, number>> = { LAST_3_DAYS: 3, LAST_7_DAYS: 7, LAST_15_DAYS: 15, LAST_30_DAYS: 30 }
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const days = windows[preset]
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if (!days) throw new Error('请选择有效的统计时间范围')
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day.setUTCDate(day.getUTCDate() - days)
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start = day.toISOString().slice(0, 10)
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if (start > end) throw new Error('当前周期还没有已结束的自然日，请选择其他时间范围')
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}
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return { rangePreset: 'CUSTOM' as const, startDate: start, endDate: end }
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}
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