[Tool] Add script to generate i18n resource array

package.json

@@ -16,6 +16,7 @@
     "gql:codegen-base": "graphql-codegen --config gql_codegen.ts",
     "gql:codegen-formatter": "ts-node -T tools/scripts/codegenFormatter.ts",
     "gql:codegen": "yarn gql:codegen-base & yarn gql:codegen-formatter",
+    "i18n:gen-resources": "ts-node -T tools/scripts/generatei18nResources.ts",
     "prepare": "husky"
   },
   "engines": {

tools/scripts/generatei18nResources.ts

@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) Contributors to the Suwayomi project
+ *
+ * This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at https://mozilla.org/MPL/2.0/.
+ */
+
+import path from 'path';
+import fs from 'fs';
+
+const outputFilePath = path.join(__dirname, '../../src/i18n/index.ts');
+const resourcesDirPath = path.join(__dirname, '../../public/locales');
+
+const resourceFileNames = fs.readdirSync(resourcesDirPath);
+
+const resourceNames = resourceFileNames.map((resourceFileName) =>
+    path.basename(resourceFileName, path.extname(resourceFileName)),
+);
+
+const outputFileContent = fs.readFileSync(outputFilePath, 'utf-8');
+
+const updatedFileContent = outputFileContent.replace(
+    /(export const i18nResources = \[)[\s\S]*?(])/g,
+    `$1'${resourceNames.join("', '")}'$2`,
+);
+
+fs.writeFileSync(outputFilePath, updatedFileContent);