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190 lines (162 loc) 路 5.55 KB
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<?php
declare(strict_types=1);
namespace App\Models;
use App\Config\Database;
use App\Utils\Logger;
use Exception;
use PDO;
use PDOException;
class User
{
private ?PDO $conn;
public function __construct(?PDO $conn = null)
{
if ($conn !== null) {
$this->conn = $conn;
} else {
try {
$this->conn = (new Database())->connect();
} catch (Exception $e) {
$this->conn = null;
Logger::error("Connection failed: " . $e->getMessage());
}
}
}
/**
* @return array<mixed>|null
*/
public function getAllUsers(): ?array
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "SELECT * FROM user";
$stmt = $this->conn->query($query);
return $stmt->fetchAll(PDO::FETCH_ASSOC);
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return null;
}
}
/**
* @return array<mixed>|null
*/
public function getUserById(int $id): ?array
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "SELECT * FROM user WHERE id = :id";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(':id', $id, PDO::PARAM_INT);
$stmt->execute();
$result = $stmt->fetch(PDO::FETCH_ASSOC);
return $result !== false ? $result : null;
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return null;
}
}
/**
* @return array<mixed>|null
*/
public function getUserByName(string $name): ?array
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "SELECT * FROM user WHERE name = :name";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(':name', $name, PDO::PARAM_STR);
$stmt->execute();
$result = $stmt->fetch(PDO::FETCH_ASSOC);
return $result !== false ? $result : null;
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return null;
}
}
public function createUser(string $name, int $age, string $job): bool
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "INSERT INTO user (name, age, job) VALUES (:name, :age, :job)";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(':name', $name, PDO::PARAM_STR);
$stmt->bindParam(':age', $age, PDO::PARAM_INT);
$stmt->bindParam(':job', $job, PDO::PARAM_STR);
return $stmt->execute();
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return false;
}
}
public function updateUserName(int $id, string $newName): bool
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "UPDATE user SET name = ? WHERE id = ?";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(1, $newName, PDO::PARAM_STR);
$stmt->bindParam(2, $id, PDO::PARAM_INT);
return $stmt->execute();
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return false;
}
}
public function updateUserAge(int $id, int $newAge): bool
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "UPDATE user SET age = ? WHERE id = ?";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(1, $newAge, PDO::PARAM_INT);
$stmt->bindParam(2, $id, PDO::PARAM_INT);
return $stmt->execute();
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return false;
}
}
public function updateUserJob(int $id, string $newJob): bool
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "UPDATE user SET job = ? WHERE id = ?";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(1, $newJob, PDO::PARAM_STR);
$stmt->bindParam(2, $id, PDO::PARAM_INT);
return $stmt->execute();
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return false;
}
}
public function deleteUserById(int $userId): bool
{
try {
if ($this->conn === null) {
throw new Exception("Database connection is null.");
}
$query = "DELETE FROM user WHERE id = ?";
$stmt = $this->conn->prepare($query);
$stmt->bindParam(1, $userId, PDO::PARAM_INT);
return $stmt->execute();
} catch (PDOException | Exception $e) {
Logger::error("Query failed: " . $e->getMessage());
return false;
}
}
}