refactor(cli): integrate i18n support across commands

- Centralize CLI text strings using the i18n module for localization
- Refactor `createCommand` and `createCli` to improve modularity
- Update logging and error messages to use translated strings

src/cli/create.ts

@@ -1,51 +1,54 @@
 import { Command } from '@cliffy/command';
 import { generateUnitFiles } from '../templates/unit-generator.ts';
 import { TimerOptions } from '../types/options.ts';
+import { t } from '../i18n/mod.ts';
 
-export const createCommand = new Command()
-    .description('Erzeugt eine systemd .service und .timer Unit')
-    .option(
-        '--name <name:string>',
-        'Name der Unit-Dateien (optional, wird sonst aus dem Exec generiert)',
-    )
-    .option(
-        '--exec <cmd:string>',
-        'Kommando, das durch systemd ausgeführt werden soll',
-        { required: true },
-    )
-    .option('--calendar <time:string>', 'OnCalendar-Ausdruck für den Timer', {
-        required: true,
-    })
-    .option('--description <desc:string>', 'Beschreibung des Timers')
-    .option('--user', 'Erstellt die Unit als User-Timer')
-    .option(
-        '--run-as <user:string>',
-        'Führe den systemweiten Timer als bestimmter Benutzer aus (setzt User= in der Service-Unit)',
-    )
-    .option(
-        '--home <path:string>',
-        'HOME-Variable für den Service setzen',
-    )
-    .option(
-        '--cwd <path:string>',
-        'Arbeitsverzeichnis (WorkingDirectory) für den Service-Prozess',
-    )
-    .option('--output <dir:string>', 'Zielverzeichnis der Unit-Dateien')
-    .option(
-        '--after <target:string>',
-        'Optionales After= für die Service-Unit',
-        { collect: true },
-    )
-    .option(
-        '--environment <env:string>',
-        'Environment-Variablen im Format KEY=VALUE',
-        { collect: true },
-    )
-    .option(
-        '--logfile <file:string>',
-        'Dateipfad für Log-Ausgabe (stdout/stderr)',
-    )
-    .option('--dry-run', 'Gibt die Unit-Dateien nur aus, ohne sie zu schreiben')
-    .action(async (options: TimerOptions) => {
-        await generateUnitFiles(options);
-    });
+export function createCommand() {
+    return new Command()
+        .description(t('cli_create_description'))
+        .option(
+            '--name <name:string>',
+            t('option_name'),
+        )
+        .option(
+            '--exec <cmd:string>',
+            t('option_exec'),
+            { required: true },
+        )
+        .option('--calendar <time:string>', t('option_calendar'), {
+            required: true,
+        })
+        .option('--description <desc:string>', t('option_description'))
+        .option('--user', t('option_user'))
+        .option(
+            '--run-as <user:string>',
+            t('option_run_as'),
+        )
+        .option(
+            '--home <path:string>',
+            t('option_home'),
+        )
+        .option(
+            '--cwd <path:string>',
+            t('option_cwd'),
+        )
+        .option('--output <dir:string>', t('option_output'))
+        .option(
+            '--after <target:string>',
+            t('option_after'),
+            { collect: true },
+        )
+        .option(
+            '--environment <env:string>',
+            t('option_environment'),
+            { collect: true },
+        )
+        .option(
+            '--logfile <file:string>',
+            t('option_logfile'),
+        )
+        .option('--dry-run', t('option_dry_run'))
+        .action(async (options: TimerOptions) => {
+            await generateUnitFiles(options);
+        });
+}

src/cli/main.ts

@@ -1,10 +1,12 @@
 import { Command } from '@cliffy/command';
-import { createCommand } from './create.ts';
 import { getVersion } from '../utils/mod.ts';
+import { t } from '../i18n/mod.ts';
+import { createCommand } from './mod.ts';
 
-await new Command()
-    .name('systemd-timer')
-    .version(await getVersion())
-    .description('CLI Tool zum Erzeugen von systemd .timer und .service Units')
-    .command('create', createCommand)
-    .parse(Deno.args);
+export async function createCli() {
+    return new Command()
+        .name('systemd-timer')
+        .version(await getVersion())
+        .description(t('cli_description'))
+        .command('create', createCommand());
+}

src/cli/mod.ts

@@ -0,0 +1,2 @@
+export { createCommand } from './create.ts';
+export { createCli } from './main.ts';

src/mod.ts

@@ -1,5 +1,8 @@
-import './cli/main.ts';
+import { createCli } from './cli/mod.ts';
+import { initI18n } from './i18n/mod.ts';
 
 // ────────────────────────────────────────────────
 // Entry Point for CLI
-// Delegates to src/cli/main.ts, which registers all CLI commands
+
+await initI18n();
+await (await createCli()).parse(Deno.args);

src/templates/unit-generator.ts

@@ -1,3 +1,4 @@
+import { t } from '../i18n/mod.ts';
 import { TimerOptions } from '../types/mod.ts';
 import { deriveNameFromExec, writeUnitFiles } from '../utils/mod.ts';
 
@@ -21,13 +22,13 @@ export async function generateUnitFiles(options: TimerOptions): Promise<void> {
 
         if (result) {
             const { servicePath, timerPath } = result;
-            console.log(`Service Unit geschrieben in: ${servicePath}`);
-            console.log(`Timer Unit geschrieben in: ${timerPath}`);
+            console.log(t('unit_written_service', { path: servicePath }));
+            console.log(t('unit_written_timer', { path: timerPath }));
         } else {
             return;
         }
 
-        console.log(`\nℹ️  Hinweis:`);
+        console.log(t('hint_header'));
 
         if (options.user) {
             console.log(`  systemctl --user daemon-reload`);

src/utils/fs.ts

@@ -1,6 +1,7 @@
 import { ensureDir, exists } from 'https://deno.land/std@0.224.0/fs/mod.ts';
 import { join } from 'https://deno.land/std@0.224.0/path/mod.ts';
 import { TimerOptions } from '../types/mod.ts';
+import { t } from '../i18n/mod.ts';
 
 export async function writeUnitFiles(
     name: string,
@@ -28,9 +29,9 @@ export async function writeUnitFiles(
                 await Deno.remove(timerPath);
             }
         } catch (rollbackError) {
-            console.error('Rollback fehlgeschlagen:', rollbackError);
+            console.error(t('rollback_failed'), rollbackError);
         }
-        console.error('Fehler beim Schreiben der Units:', error);
+        console.error(t('error_write_units'), error);
         return undefined;
     }