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authorDan <danjm.com@gmail.com>2018-03-16 08:29:45 +0800
committerDan <danjm.com@gmail.com>2018-03-16 08:29:45 +0800
commit5fe0be722b6514692a68e920ee8058c5d572237d (patch)
tree58da5c62f17cbd0160d24e44918aa34b4ee23300 /ui/i18n-helper.js
parenteb5a84975b490664aa6238be6ceab3d4749167ee (diff)
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Handle i18n with redux.
Diffstat (limited to 'ui/i18n-helper.js')
-rw-r--r--ui/i18n-helper.js37
1 files changed, 37 insertions, 0 deletions
diff --git a/ui/i18n-helper.js b/ui/i18n-helper.js
new file mode 100644
index 000000000..7ad8cd040
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+++ b/ui/i18n-helper.js
@@ -0,0 +1,37 @@
+// cross-browser connection to extension i18n API
+const extension = require('extensionizer')
+const log = require('loglevel')
+
+const getMessage = (locale, key, substitutions) => {
+ // check locale is loaded
+ if (!locale) {
+ // throw new Error('Translator - has not loaded a locale yet.')
+ return ''
+ }
+ // check entry is present
+ const entry = locale[key]
+ if (!entry) {
+ log.error(`Translator - Unable to find value for "${key}"`)
+ throw new Error(`Translator - Unable to find value for "${key}"`)
+ }
+ let phrase = entry.message
+ // perform substitutions
+ if (substitutions && substitutions.length) {
+ phrase = phrase.replace(/\$1/g, substitutions[0])
+ if (substitutions.length > 1) {
+ phrase = phrase.replace(/\$2/g, substitutions[1])
+ }
+ }
+ return phrase
+}
+
+async function fetchLocale (localeName) {
+ const response = await fetch(`/_locales/${localeName}/messages.json`)
+ const locale = await response.json()
+ return locale
+}
+
+module.exports = {
+ getMessage,
+ fetchLocale,
+}