CREATE TABLE `user_roles` (
  `rowID` int(11) NOT NULL AUTO_INCREMENT,
  `name` varchar(100) NOT NULL,
  `description` text DEFAULT NULL,
  `is_active` tinyint(1) NOT NULL DEFAULT 1,
  `created` timestamp NULL DEFAULT current_timestamp(),
  `createdby` int(11) DEFAULT NULL,
  `updated` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `updatedby` int(11) DEFAULT NULL,
  PRIMARY KEY (`rowID`),
  UNIQUE KEY `unique_role_name` (`name`)
) ENGINE=InnoDB AUTO_INCREMENT=19 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

CREATE TABLE `user_role_assignments` (
  `rowID` int(11) NOT NULL AUTO_INCREMENT,
  `user_id` int(11) NOT NULL,
  `role_id` int(11) NOT NULL,
  `is_active` tinyint(1) NOT NULL DEFAULT 1,
  `assigned_by` varchar(255) DEFAULT NULL,
  `assigned_at` timestamp NULL DEFAULT current_timestamp(),
  `expires_at` timestamp NULL DEFAULT NULL,
  `created` timestamp NULL DEFAULT current_timestamp(),
  `createdby` int(11) DEFAULT NULL,
  `updated` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `updatedby` int(11) DEFAULT NULL,
  PRIMARY KEY (`rowID`),
  UNIQUE KEY `unique_user_role_active` (`user_id`,`role_id`,`is_active`),
  KEY `role_id` (`role_id`),
  CONSTRAINT `user_role_assignments_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`rowID`) ON DELETE CASCADE,
  CONSTRAINT `user_role_assignments_ibfk_2` FOREIGN KEY (`role_id`) REFERENCES `user_roles` (`rowID`) ON DELETE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=26 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

REATE TABLE `role_access_permissions` (
  `rowID` int(11) NOT NULL AUTO_INCREMENT,
  `role_id` int(11) NOT NULL,
  `access_id` int(11) NOT NULL,
  `can_create` tinyint(1) NOT NULL DEFAULT 0,
  `can_read` tinyint(1) NOT NULL DEFAULT 1,
  `can_update` tinyint(1) NOT NULL DEFAULT 0,
  `can_delete` tinyint(1) NOT NULL DEFAULT 0,
  `created` timestamp NULL DEFAULT current_timestamp(),
  `createdby` int(11) DEFAULT NULL,
  `updated` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `updatedby` int(11) DEFAULT NULL,
  PRIMARY KEY (`rowID`),
  UNIQUE KEY `unique_role_view` (`role_id`,`access_id`),
  KEY `access_id` (`access_id`),
  CONSTRAINT `role_view_permissions_ibfk_1` FOREIGN KEY (`role_id`) REFERENCES `user_roles` (`rowID`) ON DELETE CASCADE,
  CONSTRAINT `role_view_permissions_ibfk_2` FOREIGN KEY (`access_id`) REFERENCES `system_views` (`rowID`) ON DELETE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=112 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;

CREATE TABLE `access_elements` (
  `rowID` int(11) NOT NULL AUTO_INCREMENT,
  `access_group` varchar(100) NOT NULL,
  `access_name` varchar(100) NOT NULL,
  `access_path` varchar(255) NOT NULL,
  `description` text DEFAULT NULL,
  `is_active` tinyint(1) NOT NULL DEFAULT 1,
  `created` timestamp NULL DEFAULT current_timestamp(),
  `createdby` int(11) DEFAULT NULL,
  `updated` timestamp NULL DEFAULT current_timestamp() ON UPDATE current_timestamp(),
  `updatedby` int(11) DEFAULT NULL,
  PRIMARY KEY (`rowID`),
  UNIQUE KEY `unique_access_path` (`access_path`)
) ENGINE=InnoDB AUTO_INCREMENT=393 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_general_ci;