66 lines
2.2 KiB
TypeScript
66 lines
2.2 KiB
TypeScript
/*
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* Copyright (c) 2023 Huawei Technologies Co.,Ltd.
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*
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* openInula is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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*
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* http://license.coscl.org.cn/MulanPSL2
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*
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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import utils from '../../utils/utils';
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import NumberFormatter from './NumberFormatter';
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import { Locale, Locales } from '../../types/types';
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import { I18nCache } from '../../types/interfaces';
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import { createIntlCache } from '../../../index';
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/**
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* 复数格式化
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*/
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class PluralFormatter {
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private readonly locale: Locale;
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private readonly locales: Locales;
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private readonly value: number;
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private readonly message: any;
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private readonly cache: I18nCache;
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constructor(locale, locales, value, message, cache?) {
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this.locale = locale;
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this.locales = locales;
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this.value = value;
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this.message = message;
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this.cache = cache ?? createIntlCache();
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}
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// 将 message中的“#”替换为指定数字value，并返回新的字符串或者字符串数组
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replaceSymbol(ctx: any) {
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const msg = typeof this.message === 'function' ? this.message(ctx) : this.message;
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const messages = Array.isArray(msg) ? msg : [msg];
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const numberFormatter = new NumberFormatter(this.locales);
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const valueStr = numberFormatter.numberFormat(this.value);
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if (this.cache.octothorpe) {
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// 创建key，用于唯一标识
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const cacheKey = utils.generateKey<Intl.NumberFormatOptions>(this.locale, this.message);
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// 如果key存在，则使用缓存中的替代
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if (this.cache.octothorpe[cacheKey]) {
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return messages.map(msg => (typeof msg === 'string' ? msg.replace('#', this.cache.octothorpe[cacheKey]) : msg));
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}
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// 如果不存在，则进行缓存
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this.cache.octothorpe[cacheKey] = valueStr;
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}
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return messages.map(msg => (typeof msg === 'string' ? msg.replace('#', valueStr) : msg));
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}
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}
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export default PluralFormatter;
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