CREATE TABLE `config` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `key` VARCHAR(40) NOT NULL,
  `value` VARCHAR(40) DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE (`key`)
) ENGINE INNODB DEFAULT CHARSET=utf8;
INSERT INTO `config` (`key`,`value`)
  VALUES ('schema_version', '8');

CREATE TABLE `session_keys` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `key` VARCHAR(160) NOT NULL,
  `date` DATETIME NOT NULL DEFAULT 0,
  PRIMARY KEY (`id`),
  INDEX (`date`)
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `rooms` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `name` VARCHAR(120) NOT NULL,
  `create_date` DATETIME DEFAULT NULL,
  `last_activity` DATETIME DEFAULT NULL,
  `locked` TINYINT UNSIGNED DEFAULT '0',
  `ask_for_name` TINYINT UNSIGNED DEFAULT '0',
  `join_password` VARCHAR(160) DEFAULT NULL,
  `owner_password` VARCHAR(160) DEFAULT NULL,
  `etherpad_group` VARCHAR(40) DEFAULT NULL,
  `token` VARCHAR(160) NOT NULL,
  `realm` VARCHAR(160) DEFAULT NULL,
  `persistent` TINYINT UNSIGNED DEFAULT '0',
  `max_members` TINYINT UNSIGNED DEFAULT '0',
  PRIMARY KEY (`id`),
  UNIQUE (`name`),
  INDEX (`last_activity`)
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `email_notifications` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `room_id` INT UNSIGNED NOT NULL,
  `email` VARCHAR(254),
  PRIMARY KEY (`id`),
  UNIQUE (`room_id`, `email`),
  FOREIGN KEY (`room_id`) REFERENCES `rooms` (`id`)
    ON UPDATE CASCADE
    ON DELETE CASCADE
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `email_invitations` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `room_id` INT UNSIGNED NOT NULL,
  `email` VARCHAR(254) NOT NULL,
  `token` VARCHAR(160) NOT NULL,
  `from` VARCHAR(60) NOT NULL,
  `response` VARCHAR(20) DEFAULT NULL,
  `message` TEXT DEFAULT NULL,
  `processed` TINYINT DEFAULT '0',
  `date` DATETIME DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE (`token`),
  FOREIGN KEY (`room_id`) REFERENCES `rooms` (`id`)
    ON UPDATE CASCADE
    ON DELETE CASCADE
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `api_keys` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `token` VARCHAR(160) NOT NULL,
  `admin` TINYINT UNSIGNED DEFAULT '0',
  `not_after` DATETIME DEFAULT NULL,
  PRIMARY KEY (`id`),
  UNIQUE (`token`),
  INDEX (`not_after`)
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `room_keys` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `room_id` INT UNSIGNED NOT NULL,
  `key_id` INT UNSIGNED NOT NULL,
  `role` ENUM('owner', 'participant') DEFAULT 'participant',
  PRIMARY KEY (`id`),
  UNIQUE (`room_id`, `key_id`),
  FOREIGN KEY (`room_id`) REFERENCES `rooms` (`id`)
    ON UPDATE CASCADE
    ON DELETE CASCADE,
  FOREIGN KEY (`key_id`) REFERENCES `api_keys` (`id`)
    ON UPDATE CASCADE
    ON DELETE CASCADE
) ENGINE INNODB DEFAULT CHARSET=utf8;

CREATE TABLE `audit` (
  `id` INT UNSIGNED NOT NULL AUTO_INCREMENT,
  `date` DATETIME NOT NULL,
  `event` VARCHAR(255) NOT NULL,
  `from_ip` VARCHAR(45) DEFAULT NULL,
  `user` VARCHAR(255) DEFAULT NULL,
  `message` TEXT NOT NULL,
  PRIMARY KEY (`id`),
  INDEX (`date`),
  INDEX (`event`),
  INDEX (`from_ip`),
  INDEX (`user`)
) ENGINE INNODB DEFAULT CHARSET=utf8;