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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 | 33x 74x 74x 1x 59x 2x 8x 2x 2x 13x 3x 1x 1x | export class Duration {
private seconds: number
private constructor(seconds: number) {
this.seconds = Math.ceil(seconds)
Iif (seconds <= 0) {
throw Error('Duration must be greater than 0')
}
}
static fromMilliseconds(milliseconds: number): Duration {
return new Duration(milliseconds / 1000)
}
static fromSeconds(seconds: number): Duration {
return new Duration(seconds)
}
static fromHours(hours: number): Duration {
return new Duration(hours * 60 * 60)
}
static fromDays(days: number): Duration {
return new Duration(days * 24 * 60 * 60)
}
static fromWeeks(weeks: number): Duration {
return new Duration(weeks * 7 * 24 * 60 * 60)
}
static fromYears(years: number): Duration {
return new Duration(years * 365 * 24 * 60 * 60)
}
static fromEndDate(endDate: Date, startDate?: Date): Duration {
return new Duration((endDate.getTime() - (startDate ?? new Date()).getTime()) / 1000)
}
toSeconds(): number {
return this.seconds
}
toHours(): number {
return this.seconds / 60 / 60
}
toDays(): number {
return this.seconds / 24 / 60 / 60
}
toWeeks(): number {
return this.seconds / 7 / 24 / 60 / 60
}
toYears(): number {
return this.seconds / 365 / 24 / 60 / 60
}
toEndDate(startDate?: Date): Date {
return new Date((startDate ?? new Date()).getTime() + this.seconds * 1000)
}
}
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