Added: Signin Up, connection to the DB, validator, base controller, base view, environment file, User model

2024-12-26 02:00:33 +01:00
parent d7b8aba072
commit 5bca9b12aa
9 changed files with 338 additions and 27 deletions
--- a/core/Database.php
+++ b/core/Database.php
@ -0,0 +1,101 @@
+<?php
+
+class Database {
+    private static $instance = null;
+    private $connection;
+
+    private function __construct() {
+        $this->initializeConnection();
+        $this->checkAndCreateDatabase();
+        $this->checkAndCreateTables();
+    }
+
+    /**
+     * Get the singleton instance of the Database
+     * @return Database
+     */
+    public static function getInstance() {
+        if (self::$instance === null) {
+            self::$instance = new Database();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Get the active database connection
+     * @return mysqli
+     */
+    public function getConnection() {
+        return $this->connection;
+    }
+
+    /**
+     * Initialize the connection to the database
+     */
+    private function initializeConnection() {
+        $this->connection = new mysqli(DB_HOST, DB_USER, DB_PASS);
+
+        if ($this->connection->connect_error) {
+            die("Database connection failed: " . $this->connection->connect_error);
+        }
+    }
+
+    /**
+     * Check and create the database if it doesn't exist
+     */
+    private function checkAndCreateDatabase() {
+        $query = "CREATE DATABASE IF NOT EXISTS `" . DB_NAME . "`";
+        if (!$this->connection->query($query)) {
+            die("Failed to create or access database: " . $this->connection->error);
+        }
+
+        $this->connection->select_db(DB_NAME);
+    }
+
+    /**
+     * Check and create required tables if they don't exist
+     */
+    private function checkAndCreateTables() {
+        // Create users table
+        $usersTableQuery = "CREATE TABLE IF NOT EXISTS users (
+            id INT AUTO_INCREMENT PRIMARY KEY,
+            username VARCHAR(50) NOT NULL,
+            email VARCHAR(100) NOT NULL UNIQUE,
+            password VARCHAR(255) NOT NULL,
+            points INT DEFAULT 0,
+            created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+        ) ENGINE=InnoDB;";
+
+        if (!$this->connection->query($usersTableQuery)) {
+            die("Failed to create users table: " . $this->connection->error);
+        }
+
+        // Create progress table
+        $progressTableQuery = "CREATE TABLE IF NOT EXISTS progress (
+            id INT AUTO_INCREMENT PRIMARY KEY,
+            user_id INT NOT NULL,
+            habit_id INT NOT NULL,
+            date DATE NOT NULL,
+            status ENUM('Done', 'Pending') DEFAULT 'Pending',
+            FOREIGN KEY (user_id) REFERENCES users(id)
+        ) ENGINE=InnoDB;";
+
+        if (!$this->connection->query($progressTableQuery)) {
+            die("Failed to create progress table: " . $this->connection->error);
+        }
+
+        // Add more table creation logic as needed
+    }
+
+    /**
+     * Prevent cloning of the singleton instance
+     */
+    private function __clone() {}
+
+    /**
+     * Prevent unserialization of the singleton instance
+     */
+    public function __wakeup() {}
+
+}