feat: added i18n

src/init/i18n/index.ts

@@ -0,0 +1,36 @@
+import i18n from "i18next"
+import { initReactI18next } from "react-i18next"
+import LanguageDetector from "i18next-browser-languagedetector"
+
+// Import translation files
+import BritishEnglishTranslations from "./locales/BritishEnglish.json"
+import SimplifiedChineseTranslations from "./locales/SimplifiedChinese.json"
+
+const resources = {
+  "en-GB": {
+    translation: BritishEnglishTranslations as Record<string, unknown>,
+  },
+  "zh-CN": {
+    translation: SimplifiedChineseTranslations as Record<string, unknown>,
+  },
+} as const
+
+void i18n
+  .use(LanguageDetector)
+  .use(initReactI18next)
+  .init({
+    resources,
+    fallbackLng: "en-GB",
+    debug: process.env.NODE_ENV === "development",
+
+    interpolation: {
+      escapeValue: false, // React already does escaping
+    },
+
+    detection: {
+      order: ["localStorage", "navigator", "htmlTag"],
+      caches: ["localStorage"],
+    },
+  })
+
+export default i18n

src/init/i18n/locales/BritishEnglish.json

@@ -0,0 +1,47 @@
+{
+  "app": {
+    "title": "DevHub",
+    "pageTitle": "DevHub",
+    "copyright": "© {{year}} OnixByte. Built with React & TypeScript."
+  },
+  "navigation": {
+    "home": "Home"
+  },
+  "language": {
+    "switch": "Switch Language",
+    "english": "English (Great Britain)",
+    "chinese": "简体中文"
+  },
+  "bmi": {
+    "title": "BMI Calculator",
+    "description": "Calculate your Body Mass Index (BMI) to assess your weight status and health.",
+    "weight": {
+      "label": "Weight",
+      "placeholder": "Enter your weight"
+    },
+    "height": {
+      "label": "Height",
+      "placeholder": "Enter your height"
+    },
+    "calculate": "Calculate BMI",
+    "reset": "Reset",
+    "result": {
+      "title": "Your BMI Result"
+    },
+    "category": {
+      "underweight": "Underweight",
+      "normal": "Normal Weight",
+      "overweight": "Overweight",
+      "obese": "Obese"
+    },
+    "advice": {
+      "underweight": "You may need to gain weight. Consider consulting with a healthcare professional for personalised advice.",
+      "normal": "You have a healthy weight for your height. Maintain your current lifestyle with regular exercise and balanced nutrition.",
+      "overweight": "You may benefit from losing some weight. Consider increasing physical activity and improving your diet.",
+      "obese": "You may be at increased health risk. It's recommended to consult with a healthcare professional for guidance."
+    },
+    "scale": {
+      "title": "BMI Categories"
+    }
+  }
+}

src/init/i18n/locales/SimplifiedChinese.json

@@ -0,0 +1,47 @@
+{
+  "app": {
+    "title": "DevHub",
+    "pageTitle": "DevHub",
+    "copyright": "© {{year}} OnixByte。 使用 React 和 TypeScript 构建。"
+  },
+  "navigation": {
+    "home": "首页"
+  },
+  "language": {
+    "switch": "切换语言",
+    "english": "English (Great Britain)",
+    "chinese": "简体中文"
+  },
+  "bmi": {
+    "title": "BMI 计算器",
+    "description": "计算您的身体质量指数（BMI）以评估您的体重状态和健康状况。",
+    "weight": {
+      "label": "体重",
+      "placeholder": "请输入您的体重"
+    },
+    "height": {
+      "label": "身高",
+      "placeholder": "请输入您的身高"
+    },
+    "calculate": "计算 BMI",
+    "reset": "重置",
+    "result": {
+      "title": "您的 BMI 结果"
+    },
+    "category": {
+      "underweight": "体重过轻",
+      "normal": "正常体重",
+      "overweight": "超重",
+      "obese": "肥胖"
+    },
+    "advice": {
+      "underweight": "您可能需要增加体重。建议咨询医疗专业人士获取个性化建议。",
+      "normal": "您的体重对于您的身高来说是健康的。保持目前的生活方式，规律运动和均衡营养。",
+      "overweight": "您可能需要减轻一些体重。建议增加体育活动并改善饮食。",
+      "obese": "您可能面临健康风险增加。建议咨询医疗专业人士获取指导。"
+    },
+    "scale": {
+      "title": "BMI 分类"
+    }
+  }
+}

src/init/index.ts

@@ -1 +1,2 @@
-import "./dayjs"
+import "./dayjs"
+import "./i18n"