30b9d14fb0
feat(LOY-424): Load More Past Stays via Sidepeek * feat(LOY-424): Load More Past Stays via Sidepeek * chore(LOY-424): use new section header * fix(LOY-424): remove uneeded nextCursor check Approved-by: Emma Zettervall
30 lines
764 B
TypeScript
30 lines
764 B
TypeScript
import { dt } from "@scandic-hotels/common/dt"
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import type { Stay } from "@scandic-hotels/trpc/routers/user/output"
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export interface StaysByYear {
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year: number
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stays: Stay[]
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}
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/**
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* Groups stays by year based on checkinDate.
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* @returns an array sorted by year in descending order (most recent first).
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*/
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export function groupStaysByYear(stays: Stay[]): StaysByYear[] {
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const groupedMap = new Map<number, Stay[]>()
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for (const stay of stays) {
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const year = dt(stay.attributes.checkinDate).year()
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if (!groupedMap.has(year)) {
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groupedMap.set(year, [])
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}
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groupedMap.get(year)!.push(stay)
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}
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return Array.from(groupedMap.entries())
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.sort(([yearA], [yearB]) => yearB - yearA)
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.map(([year, stays]) => ({ year, stays }))
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}
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