52 lines
1.6 KiB
TypeScript
52 lines
1.6 KiB
TypeScript
import type { ComputedRef, Ref } from 'vue';
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import { computed } from 'vue';
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import useMemo from '../../_util/hooks/useMemo';
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import shallowequal from '../../_util/shallowequal';
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import type { GenerateConfig } from '../generate';
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import type { CustomFormat, Locale } from '../interface';
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import { formatValue } from '../utils/dateUtil';
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export type ValueTextConfig<DateType> = {
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formatList: ComputedRef<(string | CustomFormat<DateType>)[]>;
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generateConfig: Ref<GenerateConfig<DateType>>;
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locale: Ref<Locale>;
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};
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export default function useValueTexts<DateType>(
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value: Ref<DateType | null>,
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{ formatList, generateConfig, locale }: ValueTextConfig<DateType>,
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): [ComputedRef<string[]>, ComputedRef<string>] {
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const texts = useMemo<[string[], string]>(
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() => {
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if (!value.value) {
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return [[''], ''];
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}
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// We will convert data format back to first format
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let firstValueText = '';
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const fullValueTexts: string[] = [];
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for (let i = 0; i < formatList.value.length; i += 1) {
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const format = formatList.value[i];
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const formatStr = formatValue(value.value, {
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generateConfig: generateConfig.value,
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locale: locale.value,
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format,
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});
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fullValueTexts.push(formatStr);
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if (i === 0) {
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firstValueText = formatStr;
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}
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}
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return [fullValueTexts, firstValueText];
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},
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[value, formatList],
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(next, prev) => prev[0] !== next[0] || !shallowequal(prev[1], next[1]),
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);
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const fullValueTexts = computed(() => texts.value[0]);
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const firstValueText = computed(() => texts.value[1]);
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return [fullValueTexts, firstValueText];
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}
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