Add basic language support

src/lib/lang/en/game.json

@@ -0,0 +1,9 @@
+{
+    "Header": {
+        "user": "user {}"
+    },
+    "Link": {
+        "logout": "Log out",
+        "build": "Build {}"
+    }
+}

src/lib/lang/en/navbar.json

@@ -0,0 +1,8 @@
+{
+    "Link": {
+        "home": "home",
+        "login": "login",
+        "register": "register",
+        "dropdown": "dropdown"
+    }
+}

src/lib/lang/en/resources.json

@@ -0,0 +1,7 @@
+{
+    "Label": {
+        "coal": "Coal",
+        "iron": "Iron",
+        "gold": "Gold"
+    }
+}

src/lib/lang/langDriver.ts

@@ -0,0 +1,50 @@
+import fs from 'fs';
+import path from 'path';
+import { fileURLToPath } from 'url';
+
+export function getSupportedLanguages() {
+    const supportedLanguages = fs.readdirSync(path.dirname(fileURLToPath(import.meta.url))).filter((file: string) => {
+        return fs.statSync(path.join(path.dirname(fileURLToPath(import.meta.url)), file)).isDirectory();
+    });
+
+    return supportedLanguages;
+}
+
+export function getHighestWeightedLanguage(header: string | null): any {
+    if(header === null) return 'en';
+    const supportedLanguages = getSupportedLanguages();
+
+    const langs = header.split(',');
+    let highestWeight = 0;
+    let highestWeightedLang = 'en';
+
+    for(const lang of langs) {
+        const subArray = lang.split(";");
+        const langName = subArray[0];
+        const langWeight = subArray.filter((sub: string) => sub.includes("q=")).length > 0 ? parseFloat(subArray.filter((sub: string) => sub.includes("q="))[0].split("=")[1]) : 1;
+
+        if(langWeight > highestWeight && supportedLanguages.includes(langName)) {
+            highestWeight = langWeight;
+            highestWeightedLang = langName;
+        }
+    }
+    
+    return highestWeightedLang;
+}
+
+export async function getLocales(language: string, type: string) {
+    if(!getSupportedLanguages().includes(language)) {
+        return null;
+    }
+
+    const lang = (await import(`./${language}/${type}.json`)).default;
+    const out: any = {};
+
+    for(const category in lang) {
+        for(const element in lang[category]) {
+            out[`${category}_${element}`] = lang[category][element];
+        }
+    }
+
+    return out;
+}