First commit

.editorconfig

@@ -0,0 +1,9 @@
+root = true
+
+[*]
+indent_style = space
+indent_size = 2
+end_of_line = lf
+charset = utf-8
+trim_trailing_whitespace = true
+insert_final_newline = true

.github/workflows/npm-publish.yml

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+name: NPM Publish
+on:
+  push:
+    tags:
+      - "*.*.*"
+jobs:
+  publish:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v1
+      - uses: actions/setup-node@v1
+        with:
+          node-version: 14
+      - run: npm install
+      - run: npm test
+      - uses: JS-DevTools/npm-publish@v1
+        with:
+          token: ${{ secrets.NPM_TOKEN }}

.gitignore

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+# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
+
+# dependencies
+/node_modules
+
+
+# misc
+.DS_Store
+._*
+
+# debug
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+.pnpm-debug.log*
+
+# local env files
+.env*
+
+out/
+build/
+dist/

.prettierignore

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+node_modules/**
+LICENSE
+pnpm-lock.yaml

.prettierrc.cjs

@@ -0,0 +1,13 @@
+/**
+ * @type {import('prettier').Options}
+ */
+module.exports = {
+  printWidth: 80,
+  tabWidth: 2,
+  useTabs: false,
+  semi: false,
+  singleQuote: false,
+  trailingComma: "es5",
+  bracketSpacing: true,
+  bracketSameLine: true,
+}

LICENSE

@@ -1,6 +1,6 @@
 MIT License
 
-Copyright (c) 2023 UTags
+Copyright (c) 2023 Pipecraft
 
 Permission is hereby granted, free of charge, to any person obtaining a copy
 of this software and associated documentation files (the "Software"), to deal

README.md

@@ -1,2 +1,24 @@
 # browser-extension-i18n
+
 I18N module for developing browser extensions and userscripts
+
+## Usage
+
+```bash
+npm i browser-extension-i18n
+# or
+pnpm add browser-extension-i18n
+# or
+yarn add browser-extension-i18n
+```
+
+## License
+
+Copyright (c) 2023 [Pipecraft](https://www.pipecraft.net). Licensed under the [MIT License](LICENSE).
+
+## >\_
+
+[![Pipecraft](https://img.shields.io/badge/site-pipecraft-brightgreen)](https://www.pipecraft.net)
+[![UTags](https://img.shields.io/badge/site-UTags-brightgreen)](https://utags.pipecraft.net)
+[![DTO](https://img.shields.io/badge/site-DTO-brightgreen)](https://dto.pipecraft.net)
+[![BestXTools](https://img.shields.io/badge/site-bestxtools-brightgreen)](https://www.bestxtools.com)

lib/index.ts

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+type I18nMessageMap = Record<string, string>
+
+let messagesDefault: I18nMessageMap | undefined
+
+let messagesLocal: I18nMessageMap
+
+export function initI18n(
+  messageMaps: Record<string, I18nMessageMap>,
+  language?: string
+) {
+  // eslint-disable-next-line @typescript-eslint/prefer-nullish-coalescing
+  language = (language || navigator.language).toLowerCase()
+  messagesDefault = undefined
+  for (const entry of Object.entries(messageMaps)) {
+    const langs = new Set(
+      entry[0]
+        .toLowerCase()
+        .split(",")
+        .map((v) => v.trim())
+    )
+    const value = entry[1]
+    if (langs.has(language)) {
+      messagesLocal = value
+    }
+
+    if (langs.has("en")) {
+      messagesDefault = value
+    }
+
+    if (langs.has("en-us") && !messagesDefault) {
+      messagesDefault = value
+    }
+  }
+
+  if (!messagesDefault || messagesDefault === messagesLocal) {
+    messagesDefault = {}
+  }
+}
+
+export function i18n(key: string, ...parameters: string[] | number[]) {
+  if (!messagesLocal) {
+    messagesLocal = {}
+  }
+
+  if (!messagesDefault) {
+    messagesDefault = {}
+  }
+
+  let text: string = messagesLocal[key] || messagesDefault[key] || key
+  if (parameters && parameters.length > 0 && text !== key) {
+    // eslint-disable-next-line unicorn/no-for-loop
+    for (let i = 0; i < parameters.length; i++) {
+      text = text.replaceAll(
+        new RegExp(`\\{${i + 1}\\}`, "g"),
+        String(parameters[i])
+      )
+    }
+  }
+
+  return text
+}
+
+export const i = i18n

package.json

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+{
+  "name": "browser-extension-i18n",
+  "version": "0.0.1",
+  "description": "I18N module for developing browser extensions and userscripts",
+  "type": "module",
+  "main": "./lib/index.js",
+  "scripts": {
+    "p": "prettier --write .",
+    "lint": "prettier --write . && xo --fix && tsc --noemit",
+    "test": "echo \"Error: no test specified\" && exit 0"
+  },
+  "repository": {
+    "type": "git",
+    "url": "git+https://github.com/utags/browser-extension-i18n.git"
+  },
+  "keywords": [
+    "extensions",
+    "userscripts",
+    "utilities",
+    "i18n"
+  ],
+  "author": "Pipecraft",
+  "license": "MIT",
+  "bugs": {
+    "url": "https://github.com/utags/browser-extension-i18n/issues"
+  },
+  "homepage": "https://github.com/utags/browser-extension-i18n#readme",
+  "devDependencies": {
+    "@types/chrome": "^0.0.243",
+    "prettier": "^3.0.2",
+    "typescript": "^5.1.6",
+    "xo": "^0.56.0"
+  },
+  "files": [
+    "lib/",
+    "LICENSE",
+    "README.md"
+  ],
+  "engines": {
+    "node": "^14.13.1 || >=16.0.0"
+  },
+  "xo": {
+    "space": 2,
+    "prettier": true,
+    "globals": [
+      "window",
+      "top",
+      "document"
+    ],
+    "rules": {
+      "prefer-destructuring": 0,
+      "capitalized-comments": 0
+    }
+  }
+}