From e5247563fe35f4209be176556aacc87e93d4fca7 Mon Sep 17 00:00:00 2001
From: Filip Znachor <filip@znachor.cz>
Date: Fri, 26 Jan 2024 19:30:13 +0100
Subject: [PATCH] Initial commit

---
 LICENSE          | 21 ++++++++++++++
 composer.json    | 10 +++++++
 src/Database.php | 74 ++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 105 insertions(+)
 create mode 100644 LICENSE
 create mode 100644 composer.json
 create mode 100644 src/Database.php

diff --git a/LICENSE b/LICENSE
new file mode 100644
index 0000000..e318484
--- /dev/null
+++ b/LICENSE
@@ -0,0 +1,21 @@
+MIT License
+
+Copyright (c) 2024 CodeSpace.cz
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in all
+copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+SOFTWARE.
\ No newline at end of file
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..deb6d80
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,10 @@
+{
+	"name": "codespace/database",
+	"description": "Very simple database wrapper built on PDO",
+	"license": "MIT",
+	"autoload": {
+		"psr-4": {
+			"CodeSpace\\Database\\": "src/"
+		}
+	}
+}
diff --git a/src/Database.php b/src/Database.php
new file mode 100644
index 0000000..dbf58b0
--- /dev/null
+++ b/src/Database.php
@@ -0,0 +1,74 @@
+<?php namespace CodeSpace\Database;
+
+use PDO;
+use PDOStatement;
+
+class Database {
+
+	/**
+	 * PDO instance
+	 */
+    public PDO $db;
+
+	/**
+	 * Database connection
+	 * @param string $dialect database dialect
+	 * @param string $host database host
+	 * @param string $db database name
+	 * @param string $user database user
+	 * @param string $password user password
+	 */
+	public function __construct(string $dialect, string $host, string $db, string $user, string $password) {
+		$dsn = "$dialect:host=$host;dbname=$db";
+		$this->db = new PDO($dsn, $user, $password);
+		$this->db->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
+    }
+
+	/**
+	 * Query list of items from DB
+	 * @param string $sql SQL query
+	 * @param array $array parameters
+	 * @return array array of results
+	 */
+	public function query(string $sql, array $array = []): array {
+        $statement = $this->db->prepare($sql);
+        $statement->execute($array);
+        return $statement->fetchAll(PDO::FETCH_ASSOC);
+    }
+
+	/**
+	 * Run query on the DB
+	 * @param string $sql SQL query
+	 * @param array $array parameters
+	 * @return bool true on success or false on failure
+	 */
+	public function run(string $sql, array $array = []): bool {
+        $statement = $this->db->prepare($sql);
+        return $statement->execute($array);
+    }
+
+	/**
+	 * Run query on the DB and return raw statement
+	 * @param string $sql SQL query
+	 * @param array $array parameters
+	 * @return PDOStatement|bool PDO statement od false on failure
+	 */
+	public function raw(string $sql, array $array = []): PDOStatement | bool {
+        $statement = $this->db->prepare($sql);
+		$statement->execute($array);
+        return $statement;
+    }
+
+	/**
+	 * Get first row of query from DB
+	 * @param string $sql SQL query
+	 * @param array $array parameters
+	 * @return ?array first row or null
+	 */
+	public function row(string $sql, array $array = []): ?array {
+        $resp = self::query($sql, $array);
+        if(sizeOf($resp) == 0) return null;
+        return $resp[0];
+    }
+
+}