FitTrackee/fittrackee_client/src/utils/dates.ts

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import {
addDays,
addMonths,
addYears,
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endOfMonth,
endOfWeek,
format,
startOfMonth,
startOfWeek,
startOfYear,
} from 'date-fns'
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import { utcToZonedTime } from 'date-fns-tz'
export const startDate = (
duration: string,
day: Date,
weekStartingMonday: boolean
): Date => {
switch (duration) {
case 'week':
return startOfWeek(day, { weekStartsOn: weekStartingMonday ? 1 : 0 })
case 'year':
return startOfYear(day)
case 'month':
return startOfMonth(day)
default:
throw new Error(
`Invalid duration, expected: "week", "month", "year", got: "${duration}"`
)
}
}
export const incrementDate = (duration: string, day: Date): Date => {
switch (duration) {
case 'week':
return addDays(day, 7)
case 'year':
return addYears(day, 1)
case 'month':
return addMonths(day, 1)
default:
throw new Error(
`Invalid duration, expected: "week", "month", "year", got: "${duration}"`
)
}
}
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export const getDateWithTZ = (dateInUTC: string, tz: string): Date => {
return utcToZonedTime(new Date(dateInUTC), tz)
}
export const getCalendarStartAndEnd = (
date: Date,
weekStartingMonday: boolean
): Record<string, Date> => {
const monthStart = startOfMonth(date)
const monthEnd = endOfMonth(date)
const weekStartsOn = weekStartingMonday ? 1 : 0
return {
start: startOfWeek(monthStart, { weekStartsOn }),
end: endOfWeek(monthEnd, { weekStartsOn }),
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}
}
export const formatWorkoutDate = (
dateTime: Date,
dateFormat: string | null = null,
timeFormat: string | null = null
): Record<string, string> => {
if (!dateFormat) {
dateFormat = 'yyyy/MM/dd'
}
if (!timeFormat) {
timeFormat = 'HH:mm'
}
return {
workout_date: format(dateTime, dateFormat),
workout_time: format(dateTime, timeFormat),
}
}