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- shareLink ganha modo (direct|announcement), pool de destinos com "Destino no ar" por linha e dados do evento; destination escalar sai via migration com backfill lossless (legado vira direct com destino no ar) - página de anúncio pública portada classe-a-classe, header campaign-site extraído (CampaignPageHeader) e ativação/troca sem reload por poll da rota /api/share-link/<slug>/live (fail-closed, no-store) - agenda Google (action=TEMPLATE) + .ics por rota sob o slug; compartilhar o link curto (kind event); S19 intacto e 404 uniforme preservado Related #1268
236 lines
8.1 KiB
TypeScript
236 lines
8.1 KiB
TypeScript
const BAHIA_TIME_ZONE = 'America/Bahia'
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type CivilDateTime = {
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year: number
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month: number
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day: number
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hour: number
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minute: number
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second: number
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}
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const zonedFormatter = new Intl.DateTimeFormat('en-CA-u-ca-iso8601-nu-latn', {
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timeZone: BAHIA_TIME_ZONE,
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year: 'numeric',
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month: '2-digit',
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day: '2-digit',
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hour: '2-digit',
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minute: '2-digit',
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second: '2-digit',
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hourCycle: 'h23',
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})
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const getZonedParts = (date: Date): CivilDateTime => {
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const parts = Object.fromEntries(
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zonedFormatter
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.formatToParts(date)
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.filter(({ type }) => type !== 'literal')
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.map(({ type, value }) => [type, Number(value)]),
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)
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return {
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year: parts.year,
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month: parts.month,
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day: parts.day,
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hour: parts.hour,
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minute: parts.minute,
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second: parts.second,
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}
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}
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const civilAsUtcMilliseconds = ({
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year,
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month,
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day,
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hour,
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minute,
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second,
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}: CivilDateTime): number => Date.UTC(year, month - 1, day, hour, minute, second)
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const zonedCivilToInstant = (civil: CivilDateTime): Date => {
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const desired = civilAsUtcMilliseconds(civil)
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let candidate = desired
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for (let attempt = 0; attempt < 6; attempt += 1) {
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const observed = civilAsUtcMilliseconds(getZonedParts(new Date(candidate)))
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const correction = desired - observed
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if (correction === 0) return new Date(candidate)
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candidate += correction
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}
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throw new Error('Não foi possível calcular o intervalo semanal no fuso da Bahia.')
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}
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const pad = (value: number): string => String(value).padStart(2, '0')
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/**
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* `aaaa-mm-dd` of an instant in Bahia civil time. Fixed width, so the result
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* is lexicographically comparable against a date anchor written the same way —
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* which is how the calendar phase (E13) decides its cut without importing a
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* date library, and why the day turns at midnight in Bahia rather than in UTC.
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*/
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export const formatBahiaCivilDate = (date: Date): string => {
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const { year, month, day } = getZonedParts(date)
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return `${year}-${pad(month)}-${pad(day)}`
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}
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const bahiaDateTimeInputPattern = /^(\d{4})-(\d{2})-(\d{2})T(\d{2}):(\d{2})$/
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/**
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* Converts a `datetime-local` input value (interpreted as Bahia civil time,
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* since campaign staff operate in that timezone) into a UTC ISO instant.
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* Returns null when the value does not match the expected input shape.
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*/
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export const parseBahiaDateTimeInput = (value: string): string | null => {
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const match = bahiaDateTimeInputPattern.exec(value)
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if (!match) return null
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const [, year, month, day, hour, minute] = match
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return zonedCivilToInstant({
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year: Number(year),
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month: Number(month),
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day: Number(day),
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hour: Number(hour),
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minute: Number(minute),
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second: 0,
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}).toISOString()
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}
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/** Formats a UTC ISO instant as a `datetime-local` input value in Bahia civil time. */
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export const formatIsoAsBahiaDateTimeInput = (iso: string): string => {
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const { year, month, day, hour, minute } = getZonedParts(new Date(iso))
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return `${year}-${pad(month)}-${pad(day)}T${pad(hour)}:${pad(minute)}`
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}
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const bahiaDateTimeDisplayFormatter = new Intl.DateTimeFormat('pt-BR', {
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timeZone: BAHIA_TIME_ZONE,
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day: '2-digit',
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month: '2-digit',
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year: 'numeric',
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hour: '2-digit',
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minute: '2-digit',
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})
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/** Formats a UTC ISO instant as `dd/mm/aaaa às hh:mm` in Bahia civil time. */
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export const formatBahiaDateTimeLabel = (iso: string): string =>
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bahiaDateTimeDisplayFormatter.format(new Date(iso)).replace(', ', ' às ')
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const bahiaEventDayFormatter = new Intl.DateTimeFormat('pt-BR', {
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timeZone: BAHIA_TIME_ZONE,
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weekday: 'long',
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day: 'numeric',
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month: 'long',
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})
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const bahiaEventTimeFormatter = new Intl.DateTimeFormat('pt-BR', {
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timeZone: BAHIA_TIME_ZONE,
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hour: '2-digit',
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minute: '2-digit',
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hourCycle: 'h23',
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})
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/**
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* S29 — the announcement headline date, e.g. `Sábado, 3 de outubro · 19h`.
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* Minutes only when they are not `00`; the timezone is always Bahia, never
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* the visitor's. Empty string for an unparsable instant (callers fall back to
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* hiding the date).
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*/
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export const formatBahiaEventDateLabel = (iso: string): string => {
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const date = new Date(iso)
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if (Number.isNaN(date.getTime())) return ''
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const day = bahiaEventDayFormatter.format(date)
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const [hour, minute] = bahiaEventTimeFormatter.format(date).split(':')
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const time = minute === '00' ? `${hour}h` : `${hour}h${minute}`
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const capitalizedDay = day.charAt(0).toUpperCase() + day.slice(1)
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return `${capitalizedDay} · ${time}`
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}
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const bahiaDateDisplayFormatter = new Intl.DateTimeFormat('pt-BR', {
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timeZone: BAHIA_TIME_ZONE,
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day: '2-digit',
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month: '2-digit',
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})
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/** Formats an instant as `dd/mm` in Bahia civil time — the day the staff names things by. */
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export const formatBahiaDayLabel = (date: Date): string => bahiaDateDisplayFormatter.format(date)
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/** UTC midnight ISO for a Bahia civil date anchor (`aaaa-mm-dd`). */
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export const civilDateToUtcMidnightIso = (civilDate: string): string => `${civilDate}T00:00:00.000Z`
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/** Calendar-day difference between two Bahia civil dates (`later − earlier`). */
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export const civilDateDaysBetween = (earlier: string, later: string): number => {
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const [y1, m1, d1] = earlier.split('-').map(Number)
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const [y2, m2, d2] = later.split('-').map(Number)
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const msPerDay = 86_400_000
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return Math.round((Date.UTC(y2, m2 - 1, d2) - Date.UTC(y1, m1 - 1, d1)) / msPerDay)
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}
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/** Subtract whole civil days from a Bahia civil date anchor (`aaaa-mm-dd`). */
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export const subtractBahiaCivilDays = (civilDate: string, days: number): string => {
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const [year, month, day] = civilDate.split('-').map(Number)
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const anchor = new Date(Date.UTC(year, month - 1, day))
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anchor.setUTCDate(anchor.getUTCDate() - days)
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return `${anchor.getUTCFullYear()}-${pad(anchor.getUTCMonth() + 1)}-${pad(anchor.getUTCDate())}`
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}
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/**
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* Latest of two ISO timestamps, ignoring nulls. String comparison is only
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* sound because every writer here produces fixed-width UTC — Payload's own
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* `createdAt`/`updatedAt` and our `new Date().toISOString()` hooks. An offset
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* form (`-03:00`) or variable precision would break it.
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*/
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export const latestIsoTimestamp = (
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left: string | null | undefined,
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right: string | null | undefined,
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): string | null => {
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if (!left) return right ?? null
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if (!right) return left
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return right > left ? right : left
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}
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/**
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* C97 — the inline create picker offers time in fixed steps. 15 min covers
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* off-slot commitments (e.g. 09:45) without turning the select into a
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* spreadsheet; the agenda grid itself is 30 min.
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*/
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export const timeStepMinutes = 15
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/** Civil hour labels 00–23 — the picker is 24h by construction (no meridiem). */
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export const hourOptions: string[] = Array.from({ length: 24 }, (_, hour) => pad(hour))
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/** Civil minute labels on a step grid, e.g. 00/15/30/45 for the 15-min step. */
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export const minuteOptionsForStep = (step = timeStepMinutes): string[] =>
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Array.from({ length: 60 / step }, (_, index) => pad(index * step))
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/** Rounds a civil datetime's minutes down to the step (C97 picker invariant). */
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export const floorToMinuteStep = (civil: string, step = timeStepMinutes): string => {
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const match = bahiaDateTimeInputPattern.exec(civil)
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if (!match) return civil
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const [, year, month, day, hour, minute] = match
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return `${year}-${month}-${day}T${hour}:${pad(Math.floor(Number(minute) / step) * step)}`
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}
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/**
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* Formats a civil datetime input value as a pt-BR label in Bahia civil time —
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* pure string arithmetic, so the 24h display never depends on the browser
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* locale or the Intl engine's hour cycle (C97).
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*/
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export const formatBahiaCivilDateTimeLabel = (civil: string): string => {
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const match = bahiaDateTimeInputPattern.exec(civil)
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if (!match) return civil
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const [, year, month, day, hour, minute] = match
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return `${day}/${month}/${year} às ${hour}:${minute}`
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}
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/**
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* Date-only pt-BR label of a civil datetime input value (`dd/mm/aaaa`) —
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* the C104 all-day mode of the date+time picker, same string arithmetic.
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*/
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export const formatBahiaCivilDateLabel = (civil: string): string => {
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const match = bahiaDateTimeInputPattern.exec(civil)
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if (!match) return civil.slice(0, 10)
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const [, year, month, day] = match
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return `${day}/${month}/${year}`
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}
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