Phase 1: API + Frontend Skelett

2026-05-18 23:08:54 +02:00
parent aa9580c061
commit 4f0ab5c518
29 changed files with 3436 additions and 1 deletions
--- a/www/api.fahrschuldesk.de/app/Support/Database.php
+++ b/www/api.fahrschuldesk.de/app/Support/Database.php
@@ -0,0 +1,104 @@
+<?php
+/**
+ * Database Support Class
+ */
+
+declare(strict_types=1);
+
+namespace App\Support;
+
+use PDO;
+use PDOStatement;
+
+class Database
+{
+    private static ?PDO $connection = null;
+    
+    public static function setConnection(PDO $pdo): void
+    {
+        self::$connection = $pdo;
+    }
+    
+    public static function getConnection(): PDO
+    {
+        if (self::$connection === null) {
+            throw new \RuntimeException('Database connection not initialized');
+        }
+        return self::$connection;
+    }
+    
+    public static function fetch(string $sql, array $params = []): ?array
+    {
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute($params);
+        $result = $stmt->fetch();
+        return $result ?: null;
+    }
+    
+    public static function fetchAll(string $sql, array $params = []): array
+    {
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute($params);
+        return $stmt->fetchAll();
+    }
+    
+    public static function insert(string $table, array $data): string
+    {
+        $columns = implode(', ', array_keys($data));
+        $placeholders = implode(', ', array_fill(0, count($data), '?'));
+        
+        $sql = "INSERT INTO {$table} ({$columns}) VALUES ({$placeholders}) RETURNING id";
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute(array_values($data));
+        
+        $result = $stmt->fetch();
+        return $result['id'] ?? '';
+    }
+    
+    public static function update(string $table, array $data, string $where, array $whereParams = []): int
+    {
+        $set = implode(' = ?, ', array_keys($data)) . ' = ?';
+        $sql = "UPDATE {$table} SET {$set} WHERE {$where}";
+        
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute([...array_values($data), ...$whereParams]);
+        
+        return $stmt->rowCount();
+    }
+    
+    public static function delete(string $table, string $where, array $whereParams = []): int
+    {
+        $sql = "DELETE FROM {$table} WHERE {$where}";
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute($whereParams);
+        
+        return $stmt->rowCount();
+    }
+    
+    public static function query(string $sql, array $params = []): PDOStatement
+    {
+        $stmt = self::getConnection()->prepare($sql);
+        $stmt->execute($params);
+        return $stmt;
+    }
+    
+    public static function beginTransaction(): bool
+    {
+        return self::getConnection()->beginTransaction();
+    }
+    
+    public static function commit(): bool
+    {
+        return self::getConnection()->commit();
+    }
+    
+    public static function rollback(): bool
+    {
+        return self::getConnection()->rollBack();
+    }
+    
+    public static function lastInsertId(): string
+    {
+        return self::getConnection()->lastInsertId();
+    }
+}