2 files changed, 31 insertions, 0 deletions

diff --git a/shared/models/i18n/i18n.ts b/shared/models/i18n/i18n.ts
new file mode 100644
index 000000000..2d3a1d3e2
--- /dev/null
+++ b/shared/models/i18n/i18n.ts
@@ -0,0 +1,30 @@
+export const I18N_LOCALES = {
+  'en-US': 'English (US)',
+  fr: 'French'
+}
+
+export function getDefaultLocale () {
+  return 'en-US'
+}
+
+const possiblePaths = Object.keys(I18N_LOCALES).map(l => '/' + l)
+export function is18nPath (path: string) {
+  return possiblePaths.indexOf(path) !== -1
+}
+
+const possibleLanguages = Object.keys(I18N_LOCALES)
+export function is18nLocale (locale: string) {
+  return possibleLanguages.indexOf(locale) !== -1
+}
+
+// Only use in dev mode, so relax
+// In production, the locale always match with a I18N_LANGUAGES key
+export function buildFileLocale (locale: string) {
+  if (!is18nLocale(locale)) {
+    // Some working examples for development purpose
+    if (locale.split('-')[ 0 ] === 'en') return 'en_US'
+    else if (locale === 'fr') return 'fr'
+  }
+
+  return locale.replace('-', '_')
+}
diff --git a/shared/models/i18n/index.ts b/shared/models/i18n/index.ts
new file mode 100644
index 000000000..8f7cbe2c7
--- /dev/null
+++ b/shared/models/i18n/index.ts
@@ -0,0 +1 @@
+export * from './i18n'