106 lines
2.5 KiB
PHP
106 lines
2.5 KiB
PHP
<?php
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namespace classes;
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use Exception;
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use mysqli;
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class db
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{
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private string $host;
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private string $user;
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private string $password;
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private string $database;
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public mysqli $conn;
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public function __construct(array $config)
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{
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$this->host = $config['host'];
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$this->user = $config['user'];
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$this->password = $config['password'];
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$this->database = $config['database'];
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}
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public function connect(): void
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{
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global $response;
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try {
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$this->conn = new mysqli($this->host, $this->user, $this->password, $this->database);
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} catch (Exception $e) {
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$response->internal_server_error($e->getMessage());
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}
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}
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public function query(string $sql): \mysqli_result|bool
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{
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// If the connection is not established, connect
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return $this->conn->query($sql);
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}
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public function fetch_assoc($result)
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{
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return $result->fetch_assoc();
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}
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public function fetch_all($result)
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{
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return $result->fetch_all(MYSQLI_ASSOC);
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}
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public function escape_string(string $string): string
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{
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return $this->conn->real_escape_string($string);
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}
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public function close(): void
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{
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$this->conn->close();
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}
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public function get(string $table, int $id)
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{
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$sql = "SELECT * FROM $table WHERE id = $id";
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$result = $this->query($sql);
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return $this->fetch_assoc($result);
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}
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public function list_objects(string $table): array
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{
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$sql = "SELECT * FROM $table";
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$result = $this->query($sql);
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return $this->fetch_all($result);
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}
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public function list_objects_paginated(string $table, int $page, int $limit): array
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{
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$offset = ($page - 1) * $limit;
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$sql = "SELECT * FROM $table LIMIT $limit OFFSET $offset";
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$result = $this->query($sql);
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return $this->fetch_all($result);
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}
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public function count_objects(string $table): int
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{
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$sql = "SELECT COUNT(*) FROM $table";
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$result = $this->query($sql);
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return $result->fetch_row()[0];
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}
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public function add_object(string $table, array $data): void
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{
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$columns = implode(', ', array_keys($data));
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$values = implode("', '", array_values($data));
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$sql = "INSERT INTO $table ($columns) VALUES ('$values')";
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$this->query($sql);
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}
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public function insert_id(): int
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{
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return $this->conn->insert_id;
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}
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public function conn(): mysqli
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{
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return $this->conn;
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}
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} |