Add delete and purge Command

composer.json

@@ -4,7 +4,7 @@
   "minimum-stability": "stable",
   "prefer-stable": true,
   "require": {
-    "php": ">=8.0",
+    "php": ">=8.1",
     "ext-ctype": "*",
     "ext-iconv": "*",
     "ext-mysqli": "*",

src/Console/BackupDatabase.php

@@ -17,8 +17,7 @@ class BackupDatabase extends Command
     protected static $defaultName = 'db:backup';
 
     public function __construct(
-        private DatabaseService $db,
-        private BackupService $bs,
+        private readonly BackupService $bs,
     )
     {
         parent::__construct();

src/Console/DeleteDatabaseCommand.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Console;
+
+use App\Service\DatabaseService;
+use App\Service\Traits\SelectDatabaseQuestion;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class DeleteDatabaseCommand extends Command
+{
+    use SelectDatabaseQuestion;
+
+    protected static $defaultName = 'db:delete';
+
+    public function __construct(
+        private DatabaseService $db,
+    )
+    {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this->addArgument('name', InputArgument::OPTIONAL, 'Database name');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $db = $this->getDatabaseName($input, $output);
+
+        $this->db->deleteDatabase($db);
+        $output->writeln(sprintf('Database deleted: %s', $db));
+
+        return Command::SUCCESS;
+    }
+}

src/Console/PurgeDatabaseCommand.php

@@ -0,0 +1,39 @@
+<?php
+
+namespace App\Console;
+
+use App\Service\DatabaseService;
+use App\Service\Traits\SelectDatabaseQuestion;
+use Symfony\Component\Console\Command\Command;
+use Symfony\Component\Console\Input\InputArgument;
+use Symfony\Component\Console\Input\InputInterface;
+use Symfony\Component\Console\Output\OutputInterface;
+
+class PurgeDatabaseCommand extends Command
+{
+    use SelectDatabaseQuestion;
+
+    protected static $defaultName = 'db:purge';
+
+    public function __construct(
+        private DatabaseService $db,
+    )
+    {
+        parent::__construct();
+    }
+
+    protected function configure(): void
+    {
+        $this->addArgument('name', InputArgument::OPTIONAL, 'Database name');
+    }
+
+    protected function execute(InputInterface $input, OutputInterface $output): int
+    {
+        $db = $this->getDatabaseName($input, $output);
+
+        $this->db->purgeDatabase($db);
+        $output->writeln(sprintf('Database purged: %s', $db));
+
+        return Command::SUCCESS;
+    }
+}

src/Service/DatabaseService.php

@@ -2,6 +2,7 @@
 
 namespace App\Service;
 
+use Exception;
 use mysqli;
 
 class DatabaseService
@@ -26,16 +27,16 @@ class DatabaseService
         return $dbs;
     }
 
-    public function createDatabase(string $name)
+    public function createDatabase(string $name): void
     {
         $dbs = $this->listDatabases();
         if (in_array($name, $dbs)) {
-            throw new \Exception(sprintf('Database "%s" already exists', $name));
+            throw new Exception(sprintf('Database "%s" already exists', $name));
         }
 
         $result = $this->conn->query(sprintf('CREATE DATABASE `%s`', $name));
         if (!$result) {
-            throw new \Exception(sprintf('Database create error: %s', $this->conn->error));
+            throw new Exception(sprintf('Database create error: %s', $this->conn->error));
         }
     }
 
@@ -54,4 +55,18 @@ class DatabaseService
 
         return $users;
     }
+
+    public function deleteDatabase(string $name): void
+    {
+        $result = $this->conn->query(sprintf('DROP DATABASE `%s`', $name));
+        if (!$result) {
+            throw new Exception(sprintf('Database delete error: %s', $this->conn->error));
+        }
+    }
+
+    public function purgeDatabase(string $name): void
+    {
+        $this->deleteDatabase($name);
+        $this->createDatabase($name);
+    }
 }