Language toggle

5 files changed, 60 insertions, 0 deletions

diff --git a/front/src/Locales/Context.tsx b/front/src/Locales/Context.tsx
new file mode 100644
index 0000000..a15d57d
--- /dev/null
+++ b/front/src/Locales/Context.tsx
@@ -0,0 +1,5 @@
+import { createContext } from "react";
+
+export type AllowedLanguages = "en" | "ru";
+
+export const LanguageContext = createContext<AllowedLanguages>("en");
diff --git a/front/src/Locales/Language.ts b/front/src/Locales/Language.ts
new file mode 100644
index 0000000..a96ee9f
--- /dev/null
+++ b/front/src/Locales/Language.ts
@@ -0,0 +1,5 @@
+class Language {
+    LocalizedStrings: Map<string, string>;
+}
+
+export default Language;
diff --git a/front/src/Locales/Locales.ts b/front/src/Locales/Locales.ts
new file mode 100644
index 0000000..af76045
--- /dev/null
+++ b/front/src/Locales/Locales.ts
@@ -0,0 +1,30 @@
+import { createContext } from 'vm';
+import { LanguageContext } from './Context';
+import en_us from './en_US';
+import Language from './Language';
+import ru_ru from './ru_RU';
+
+
+const defaultLocale: Language = en_us;
+
+const nameToLocale = new Map<string, Language>([
+    ['en', en_us],
+    ['ru', ru_ru],
+]);
+
+function getCurrentLocale(lang: string): Language {
+    const outp = nameToLocale.get(lang);
+    if (outp == undefined) return defaultLocale;
+    return outp;
+}
+
+export function GetString(query: string, lang: string): string {
+    const locale = getCurrentLocale(lang);
+    const found = locale.LocalizedStrings.get(query);
+    if (found == undefined) return defaultLocale.LocalizedStrings.get(query) || query;
+    return found;
+}
+
+export function SetLocale(locale: string, setLang: (x: string) => void) {
+    if (nameToLocale.has(locale)) setLang(locale);
+}
diff --git a/front/src/Locales/en_US.ts b/front/src/Locales/en_US.ts
new file mode 100644
index 0000000..f99d324
--- /dev/null
+++ b/front/src/Locales/en_US.ts
@@ -0,0 +1,10 @@
+import Language from "./Language";
+
+const lang = new Language();
+lang.LocalizedStrings = new Map<string, string>([
+    ["index", "index"],
+    ["classes", "classes"],
+    ["contents", "contents"],
+]);
+
+export default lang;
diff --git a/front/src/Locales/ru_RU.ts b/front/src/Locales/ru_RU.ts
new file mode 100644
index 0000000..fe1df70
--- /dev/null
+++ b/front/src/Locales/ru_RU.ts
@@ -0,0 +1,10 @@
+import Language from "./Language";
+
+const lang = new Language();
+lang.LocalizedStrings = new Map<string, string>([
+    ["index", "главная"],
+    ["classes", "классы"],
+    ["contents", "содержание"],
+]);
+
+export default lang;