mirror of
https://github.com/kremalicious/metamask-extension.git
synced 2024-11-24 02:58:09 +01:00
44 lines
1.1 KiB
JavaScript
44 lines
1.1 KiB
JavaScript
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// cross-browser connection to extension i18n API
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const extension = require('extensionizer')
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const log = require('loglevel')
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class Translator {
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async setLocale(localeName) {
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this.localeName = localeName
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this.locale = await fetchLocale(localeName)
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}
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getMessage (key, substitutions) {
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// check locale is loaded
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if (!this.locale) {
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throw new Error('Translator - has not loaded a locale yet')
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}
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// check entry is present
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const entry = this.locale[key]
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if (!entry) {
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log.error(`Translator - Unable to find value for "${key}"`)
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throw new Error(`Translator - Unable to find value for "${key}"`)
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}
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let phrase = entry.message
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// perform substitutions
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if (substitutions && substitutions.length) {
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phrase = phrase.replace(/\$1/g, substitutions[0])
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if (substitutions.length > 1) {
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phrase = phrase.replace(/\$2/g, substitutions[1])
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}
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}
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return phrase
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}
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}
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async function fetchLocale (localeName) {
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const response = await fetch(`/_locales/${localeName}/messages.json`)
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const locale = await response.json()
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return locale
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}
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module.exports = Translator
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