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40 lines
1.2 KiB
TypeScript
40 lines
1.2 KiB
TypeScript
/**
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* Format a number with K/M suffix for display
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* @example formatUsageNumber(1500000) => "1.5M"
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* @example formatUsageNumber(50000) => "50K"
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*/
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export function formatUsageNumber(value: number): string {
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if (value >= 1_000_000) {
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const millions = value / 1_000_000
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return millions % 1 === 0 ? `${millions}M` : `${millions.toFixed(1)}M`
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}
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if (value >= 1_000) {
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const thousands = value / 1_000
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return thousands % 1 === 0 ? `${thousands}K` : `${thousands.toFixed(1)}K`
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}
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return value.toString()
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}
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/**
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* Calculate usage percentage, clamped between 0 and 100
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*/
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export function calculateUsagePercent(used: number, limit: number): number {
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if (limit <= 0) return 0
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return Math.min(Math.max((used / limit) * 100, 0), 100)
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}
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/**
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* Get the number of days remaining until a reset date
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* @param resetAt - Unix timestamp in milliseconds (from Autumn billing)
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* @returns number of days, or null if no date provided
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*/
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export function getDaysRemaining(
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resetAt: number | null | undefined,
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): number | null {
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if (!resetAt) return null
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const end = new Date(resetAt)
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const now = new Date()
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const diffMs = end.getTime() - now.getTime()
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const diffDays = Math.ceil(diffMs / (1000 * 60 * 60 * 24))
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return Math.max(0, diffDays)
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}
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