feat(i18n): add command to publish localization templates

commands/lang/publish.ts

@@ -0,0 +1,64 @@
+/*
+ * @adonisjs/core
+ *
+ * (c) AdonisJS
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+import { BaseCommand } from '../../modules/ace/main.js'
+import { writeFile, readFile } from 'node:fs/promises'
+import { existsSync } from 'node:fs'
+
+/**
+ * Publish localization templates
+ */
+export default class MakeCommand extends BaseCommand {
+  static commandName = 'lang:publish'
+  static description = 'Eject localization templates to resources/lang/en directory'
+
+  async run() {
+    let messages: any = {}
+    try {
+      const vine = await import('@vinejs/vine/defaults')
+      messages = vine.messages
+    } catch {
+      this.logger.error('Vine is not installed. No localization templates to publish.')
+      return
+    }
+
+    const destination = this.app.languageFilesPath('en', 'validator.json')
+
+    let validatorMessages = {
+      shared: {
+        messages: {},
+      },
+    }
+
+    if (existsSync(destination)) {
+      try {
+        validatorMessages = JSON.parse(await readFile(destination, 'utf-8'))
+      } catch {
+        this.logger.warning(
+          'Failed to parse existing validator.json. Overwriting with default contents.'
+        )
+      }
+    }
+
+    validatorMessages = {
+      ...validatorMessages,
+      shared: {
+        ...validatorMessages.shared,
+        messages: {
+          ...messages,
+          ...validatorMessages.shared?.messages,
+        },
+      },
+    }
+
+    await writeFile(destination, JSON.stringify(validatorMessages, null, 2))
+
+    this.logger.success('Localization template published to resources/lang/en/validator.json')
+  }
+}