diff --git a/apps/web/lib/slots.ts b/apps/web/lib/slots.ts index 250da3594c..8f2c132fb2 100644 --- a/apps/web/lib/slots.ts +++ b/apps/web/lib/slots.ts @@ -16,12 +16,22 @@ export type GetSlots = { workingHours: WorkingHours[]; minimumBookingNotice: number; }; +export type WorkingHoursTimeFrame = { startTime: number; endTime: number }; -const getMinuteOffset = (date: Dayjs, frequency: number) => { - // Diffs the current time with the given date and iff same day; (handled by 1440) - return difference; otherwise 0 - const minuteOffset = Math.min(date.diff(dayjs().utc(), "minute"), 1440) % 1440; - // round down to nearest step - return Math.ceil(minuteOffset / frequency) * frequency; +const splitAvailableTime = ( + startTimeMinutes: number, + endTimeMinutes: number, + frequency: number +): Array => { + let initialTime = startTimeMinutes; + const finalizationTime = endTimeMinutes; + const result = [] as Array; + while (initialTime < finalizationTime) { + const periodTime = initialTime + frequency; + result.push({ startTime: initialTime, endTime: periodTime }); + initialTime += frequency; + } + return result; }; const getSlots = ({ inviteeDate, frequency, minimumBookingNotice, workingHours }: GetSlots) => { @@ -44,27 +54,21 @@ const getSlots = ({ inviteeDate, frequency, minimumBookingNotice, workingHours } ).filter((hours) => hours.days.includes(inviteeDate.day())); const slots: Dayjs[] = []; - for (let minutes = getMinuteOffset(inviteeDate, frequency); minutes < 1440; minutes += frequency) { - const slot = startOfInviteeDay.add(minutes, "minute"); - // check if slot happened already - if (slot.isBefore(startDate)) { - continue; - } - // add slots to available slots if it is found to be between the start and end time of the checked working hours. - if ( - localWorkingHours.some((hours) => - slot.isBetween( - startOfInviteeDay.add(hours.startTime, "minute"), - startOfInviteeDay.add(hours.endTime, "minute"), - null, - "[)" - ) - ) - ) { + + const slotsTimeFrameAvailable = [] as Array; + + // Here we split working hour in chunks for every frequency available that can fit in whole working hour + localWorkingHours.forEach((item, index) => { + slotsTimeFrameAvailable.push(...splitAvailableTime(item.startTime, item.endTime, frequency)); + }); + + slotsTimeFrameAvailable.forEach((item) => { + const slot = startOfInviteeDay.add(item.startTime, "minute"); + // Validating slot its not on the past + if (!slot.isBefore(startDate)) { slots.push(slot); } - } - + }); return slots; };