flbxcup/src/lib/components/ui/calendar/calendar-caption.svelte

76 lines
2.2 KiB
Svelte

<script lang="ts">
import type { ComponentProps } from "svelte";
import type Calendar from "./calendar.svelte";
import CalendarMonthSelect from "./calendar-month-select.svelte";
import CalendarYearSelect from "./calendar-year-select.svelte";
import { DateFormatter, getLocalTimeZone, type DateValue } from "@internationalized/date";
let {
captionLayout,
months,
monthFormat,
years,
yearFormat,
month,
locale,
placeholder = $bindable(),
monthIndex = 0,
}: {
captionLayout: ComponentProps<typeof Calendar>["captionLayout"];
months: ComponentProps<typeof CalendarMonthSelect>["months"];
monthFormat: ComponentProps<typeof CalendarMonthSelect>["monthFormat"];
years: ComponentProps<typeof CalendarYearSelect>["years"];
yearFormat: ComponentProps<typeof CalendarYearSelect>["yearFormat"];
month: DateValue;
placeholder: DateValue | undefined;
locale: string;
monthIndex: number;
} = $props();
function formatYear(date: DateValue) {
const dateObj = date.toDate(getLocalTimeZone());
if (typeof yearFormat === "function") return yearFormat(dateObj.getFullYear());
return new DateFormatter(locale, { year: yearFormat }).format(dateObj);
}
function formatMonth(date: DateValue) {
const dateObj = date.toDate(getLocalTimeZone());
if (typeof monthFormat === "function") return monthFormat(dateObj.getMonth() + 1);
return new DateFormatter(locale, { month: monthFormat }).format(dateObj);
}
</script>
{#snippet MonthSelect()}
<CalendarMonthSelect
{months}
{monthFormat}
value={month.month}
onchange={(e) => {
if (!placeholder) return;
const v = Number.parseInt(e.currentTarget.value);
const newPlaceholder = placeholder.set({ month: v });
placeholder = newPlaceholder.subtract({ months: monthIndex });
}}
/>
{/snippet}
{#snippet YearSelect()}
<CalendarYearSelect {years} {yearFormat} value={month.year} />
{/snippet}
{#if captionLayout === "dropdown"}
{@render MonthSelect()}
{@render YearSelect()}
{:else if captionLayout === "dropdown-months"}
{@render MonthSelect()}
{#if placeholder}
{formatYear(placeholder)}
{/if}
{:else if captionLayout === "dropdown-years"}
{#if placeholder}
{formatMonth(placeholder)}
{/if}
{@render YearSelect()}
{:else}
{formatMonth(month)} {formatYear(month)}
{/if}