SET SQL_MODE = "NO_AUTO_VALUE_ON_ZERO";
START TRANSACTION;
SET time_zone = "+00:00";

/*!40101 SET @OLD_CHARACTER_SET_CLIENT=@@CHARACTER_SET_CLIENT */;
/*!40101 SET @OLD_CHARACTER_SET_RESULTS=@@CHARACTER_SET_RESULTS */;
/*!40101 SET @OLD_COLLATION_CONNECTION=@@COLLATION_CONNECTION */;
/*!40101 SET NAMES utf8mb4 */;

CREATE DATABASE IF NOT EXISTS `file_sharing` DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_0900_ai_ci;
USE `file_sharing`;

DROP TABLE IF EXISTS `files`;
CREATE TABLE IF NOT EXISTS `files` (
  `id` int NOT NULL AUTO_INCREMENT,
  `path` varchar(512) NOT NULL,
  `expiration_date` datetime DEFAULT NULL,
  `expiration_nb_download` int DEFAULT NULL,
  `uuid` char(36) NOT NULL,
  `created_at` timestamp NULL DEFAULT CURRENT_TIMESTAMP,
  `size` bigint DEFAULT '0',
  PRIMARY KEY (`id`),
  UNIQUE KEY `uuid` (`uuid`),
  UNIQUE KEY `path` (`path`)
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

DROP TABLE IF EXISTS `groups`;
CREATE TABLE IF NOT EXISTS `groups` (
  `id` int NOT NULL AUTO_INCREMENT,
  `name` varchar(255) NOT NULL,
  `description` text,
  `is_public` tinyint(1) NOT NULL DEFAULT '0',
  `created_by` int NOT NULL,
  PRIMARY KEY (`id`),
  KEY `fk_groups_created_by` (`created_by`)
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

DROP TABLE IF EXISTS `group_files_perm`;
CREATE TABLE IF NOT EXISTS `group_files_perm` (
  `id` int NOT NULL AUTO_INCREMENT,
  `group_id` int NOT NULL,
  `path_file` varchar(512) NOT NULL,
  `perms` varchar(9) NOT NULL,
  PRIMARY KEY (`id`),
  KEY `group_id` (`group_id`),
  KEY `group_files_perm_ibfk_2` (`path_file`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

DROP TABLE IF EXISTS `users`;
CREATE TABLE IF NOT EXISTS `users` (
  `id` int NOT NULL AUTO_INCREMENT,
  `username` varchar(255) NOT NULL,
  `password` varchar(255) NOT NULL,
  `is_admin` tinyint(1) NOT NULL DEFAULT '0',
  PRIMARY KEY (`id`),
  UNIQUE KEY `username` (`username`)
) ENGINE=InnoDB AUTO_INCREMENT=4 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

DROP TABLE IF EXISTS `users_files_perm`;
CREATE TABLE IF NOT EXISTS `users_files_perm` (
  `id` int NOT NULL AUTO_INCREMENT,
  `id_user` int NOT NULL,
  `path_file` varchar(512) NOT NULL,
  `perms` varchar(9) NOT NULL,
  PRIMARY KEY (`id`),
  KEY `id_user` (`id_user`),
  KEY `users_files_perm_ibfk_2` (`path_file`)
) ENGINE=InnoDB AUTO_INCREMENT=7 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

DROP TABLE IF EXISTS `user_groups`;
CREATE TABLE IF NOT EXISTS `user_groups` (
  `id` int NOT NULL AUTO_INCREMENT,
  `user_id` int NOT NULL,
  `group_id` int NOT NULL,
  PRIMARY KEY (`id`),
  UNIQUE KEY `user_id` (`user_id`,`group_id`),
  KEY `group_id` (`group_id`)
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;

ALTER TABLE `groups`
  ADD CONSTRAINT `fk_groups_created_by` FOREIGN KEY (`created_by`) REFERENCES `users` (`id`) ON DELETE CASCADE;

ALTER TABLE `group_files_perm`
  ADD CONSTRAINT `group_files_perm_ibfk_1` FOREIGN KEY (`group_id`) REFERENCES `groups` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `group_files_perm_ibfk_2` FOREIGN KEY (`path_file`) REFERENCES `files` (`path`) ON DELETE CASCADE;

ALTER TABLE `users_files_perm`
  ADD CONSTRAINT `users_files_perm_ibfk_1` FOREIGN KEY (`id_user`) REFERENCES `users` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `users_files_perm_ibfk_2` FOREIGN KEY (`path_file`) REFERENCES `files` (`path`) ON DELETE CASCADE;

ALTER TABLE `user_groups`
  ADD CONSTRAINT `user_groups_ibfk_1` FOREIGN KEY (`user_id`) REFERENCES `users` (`id`) ON DELETE CASCADE,
  ADD CONSTRAINT `user_groups_ibfk_2` FOREIGN KEY (`group_id`) REFERENCES `groups` (`id`) ON DELETE CASCADE;
COMMIT;

/*!40101 SET CHARACTER_SET_CLIENT=@OLD_CHARACTER_SET_CLIENT */;
/*!40101 SET CHARACTER_SET_RESULTS=@OLD_CHARACTER_SET_RESULTS */;
/*!40101 SET COLLATION_CONNECTION=@OLD_COLLATION_CONNECTION */;