first commit

init.sql

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+CREATE DATABASE IF NOT EXISTS smartparking;
+USE smartparking;
+
+CREATE TABLE IF NOT EXISTS users (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  name VARCHAR(255) NOT NULL,
+  email VARCHAR(255) UNIQUE NOT NULL,
+  phone VARCHAR(50),
+  password VARCHAR(255) NOT NULL,
+  role ENUM('admin','client') DEFAULT 'client',
+  status ENUM('active','inactive') DEFAULT 'active',
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS spots (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  number INT UNIQUE NOT NULL,
+  status ENUM('free','occupied','reserved') DEFAULT 'free',
+  sensor_id VARCHAR(100),
+  last_update TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS reservations (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  user_id INT NOT NULL,
+  spot_id INT NOT NULL,
+  date DATE NOT NULL,
+  start_time TIME NOT NULL,
+  end_time TIME NOT NULL,
+  duration INT NOT NULL,
+  vehicle VARCHAR(20),
+  price DECIMAL(10,2) NOT NULL,
+  status ENUM('pending','active','completed','cancelled') DEFAULT 'pending',
+  payment_code VARCHAR(50),
+  created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE,
+  FOREIGN KEY (spot_id) REFERENCES spots(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS history (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  action VARCHAR(255) NOT NULL,
+  details TEXT,
+  user_id INT,
+  timestamp TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE SET NULL
+);
+
+CREATE TABLE IF NOT EXISTS stats (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  total_spots INT,
+  free_spots INT,
+  occupied_spots INT,
+  reserved_spots INT,
+  occupancy_rate DECIMAL(5,2),
+  recorded_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+CREATE TABLE IF NOT EXISTS mqtt_events (
+  id INT AUTO_INCREMENT PRIMARY KEY,
+  topic VARCHAR(255) NOT NULL,
+  message TEXT,
+  received_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);