-- README
-- Prefix idx_ = index
-- Prefix fk_  = foreign
-- Create an index for fast lookups
-- Defining constraints separately for better readability & maintainability
-- Prefix sp_  = Stored Procedure
-- Prefix p_   = Parameter(s)
-- Prefix v_   = Variable(s)
-- NOTE
-- Next verification variation should be based from identity and contact

CREATE TABLE `auth` (
	`token` 		binary(40) 		NOT NULL PRIMARY KEY,
	`password` 		binary(60) 		NOT NULL
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE `auth_roles` (
	`id` 			int(11) 		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	`name` 			varchar(36) 	NOT NULL UNIQUE
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4;

CREATE TABLE `auth_session` (
	`id` 			int(11) 		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	`token` 		binary(40)		NOT NULL,
	`start` 		datetime 		NOT NULL,
	`end` 			datetime 		DEFAULT NULL,
	KEY 			`idx_token` 	(`token`), 
	CONSTRAINT `auth_session_fk_token`
		FOREIGN KEY (`token`) REFERENCES `auth` (`token`)
		ON UPDATE CASCADE
		ON DELETE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE `auth_profile` (
	`id` 			int(11) 		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	`token` 		binary(40) 		NOT NULL,
	`username` 		varchar(36) 	NOT NULL UNIQUE,
	`email` 		longtext 		DEFAULT NULL,
	`phone` 		bigint(20) 		DEFAULT NULL,
	KEY 			`idx_token` 	(`token`),
	CONSTRAINT `auth_profile_fk_token`
		FOREIGN KEY (`token`) REFERENCES `auth` (`token`)
		ON UPDATE CASCADE
		ON DELETE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4;

CREATE TABLE `auth_profile_verification` (
	`id` 			int(11) 		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	`profile` 		int(11) 		NOT NULL,
	`type` 			longtext 		DEFAULT NULL, -- Can be email, ID card, phone, etc
	`verified` 		int(1) 			DEFAULT 0,
	KEY 			`idx_profile` 	(`profile`),
	CONSTRAINT `auth_profile_verification_fk_profile`
		FOREIGN KEY (`profile`) REFERENCES `auth_profile` (`id`)
		ON UPDATE CASCADE
		ON DELETE CASCADE
) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;

CREATE TABLE `auth_profile_roles` (
	`id` 			int(11) 		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	`profile` 		int(11) 		NOT NULL,
	`roles` 		int(11) 		NOT NULL,
	KEY 			`idx_profile` 	(`profile`),
	KEY 			`idx_roles` 	(`roles`),
	CONSTRAINT `auth_profile_roles_fk_profile`
		FOREIGN KEY (`profile`) REFERENCES `auth_profile` (`id`)
		ON UPDATE CASCADE
		ON DELETE CASCADE,
	CONSTRAINT `auth_profile_roles_fk_roles`
		FOREIGN KEY (`roles`) REFERENCES `auth_roles` (`id`)
		ON UPDATE CASCADE
		ON DELETE CASCADE
) ENGINE=InnoDB AUTO_INCREMENT=3 DEFAULT CHARSET=utf8mb4;

INSERT INTO `auth_roles` VALUES
(1, 'su'		),
(2, 'admin'		),
(3, 'member'	),
(4, 'tester'	);

DELIMITER //
CREATE PROCEDURE sp_auth_add(
	IN p_token binary(40),
	IN p_hashed binary(60),
	IN p_username varchar(36),
	IN p_email LONGTEXT,
	IN p_verified int(1), -- register:0, accept:1
	IN p_roles JSON -- example: [1,2,4]. Roles duplication was checked on Back-End side.
)
BEGIN
	DECLARE i INT DEFAULT 0;
    DECLARE n INT;
	DECLARE v_auth_profile_lastrowid INT(11);
	INSERT INTO `auth` VALUES (p_token, p_hashed);
	INSERT INTO `auth_profile` VALUES (DEFAULT, p_token, p_username, p_email, NULL);
	SET v_auth_profile_lastrowid = LAST_INSERT_ID();
	INSERT INTO `auth_profile_verification` VALUES (DEFAULT, v_auth_profile_lastrowid, 'email', p_verified);
    SET n = JSON_LENGTH(p_roles);
    WHILE i < n DO
		INSERT INTO `auth_profile_roles` VALUES (
			DEFAULT,
			v_auth_profile_lastrowid,
			JSON_UNQUOTE(JSON_EXTRACT(p_roles, CONCAT('$[', i, ']')))
		);
        SET i = i + 1;
    END WHILE;
END //
DELIMITER ;