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authorFabio Berger <me@fabioberger.com>2018-02-21 06:11:19 +0800
committerFabio Berger <me@fabioberger.com>2018-02-21 06:11:19 +0800
commitc4f65681a160c4e62d947ba22b81246ac0b2c6a4 (patch)
tree3fa21d23e8b839a3d5bd2a7d1e20483dff3743ed /packages/website/ts/utils
parentf600226aa931561a2f5fa7a921046348c2fb8f01 (diff)
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Add translation infra and replace english text with calls to translate
Diffstat (limited to 'packages/website/ts/utils')
-rw-r--r--packages/website/ts/utils/translate.ts54
1 files changed, 54 insertions, 0 deletions
diff --git a/packages/website/ts/utils/translate.ts b/packages/website/ts/utils/translate.ts
new file mode 100644
index 000000000..cddfef088
--- /dev/null
+++ b/packages/website/ts/utils/translate.ts
@@ -0,0 +1,54 @@
+import * as _ from 'lodash';
+import { english } from 'ts/translations/english';
+import { Deco, Key, Language } from 'ts/types';
+
+const languageToTranslations = {
+ [Language.English]: english,
+};
+
+interface Translation {
+ [key: string]: string;
+}
+
+export class Translate {
+ private _selectedLanguage: Language;
+ private _translation: Translation;
+ constructor() {
+ this.setLanguage(Language.English);
+ }
+ public setLanguage(language: Language) {
+ const isLanguageSupported = !_.isUndefined(languageToTranslations[language]);
+ if (!isLanguageSupported) {
+ throw new Error(`${language} not supported`);
+ }
+ this._selectedLanguage = language;
+ this._translation = languageToTranslations[language];
+ }
+ public get(key: Key, decoration?: Deco) {
+ let text = this._translation[key];
+ if (!_.isUndefined(decoration)) {
+ switch (decoration) {
+ case Deco.Cap:
+ text = this._capitalize(text);
+ break;
+
+ case Deco.Upper:
+ text = text.toUpperCase();
+ break;
+
+ case Deco.CapWords:
+ const words = text.split(' ');
+ const capitalizedWords = _.map(words, w => this._capitalize(w));
+ text = capitalizedWords.join(' ');
+ break;
+
+ default:
+ throw new Error(`Unrecognized decoration: ${decoration}`);
+ }
+ }
+ return text;
+ }
+ private _capitalize(text: string) {
+ return `${text.charAt(0).toUpperCase()}${text.slice(1)}`;
+ }
+}