DROP TABLE IF EXISTS wcf1_chat_message;
CREATE TABLE wcf1_chat_message (
	messageID	INT(10)		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	roomID		INT(10)		NOT NULL,
	sender		INT(10)		DEFAULT NULL,
	username	VARCHAR(255)	DEFAULT NULL,
	receiver	INT(10)		DEFAULT NULL,
	time		INT(10)		NOT NULL,
	type		TINYINT(3)	NOT NULL DEFAULT 1,
	message		MEDIUMTEXT	NOT NULL,
	enableSmilies	TINYINT(1)	NOT NULL DEFAULT 1,
	enableHTML	TINYINT(1)	NOT NULL DEFAULT 0,
	color1		INT(10)		NOT NULL DEFAULT 0,
	color2		INT(10)		NOT NULL DEFAULT 0,
	
	KEY roomID (roomID),
	KEY sender (sender),
	KEY receiver (receiver)
);

DROP TABLE IF EXISTS wcf1_chat_room;
CREATE TABLE wcf1_chat_room (
	roomID		INT(10)		NOT NULL AUTO_INCREMENT PRIMARY KEY,
	title		VARCHAR(255)	NOT NULL,
	topic		VARCHAR(255)	NOT NULL,
	position	INT(10)		NOT NULL DEFAULT 0,
	permanent	TINYINT(1)	NOT NULL DEFAULT 1,
	owner		INT(10)		DEFAULT NULL,
	
	KEY positionKey (position),
	KEY owner (owner)
);

DROP TABLE IF EXISTS wcf1_chat_room_suspension;
CREATE TABLE wcf1_chat_room_suspension (
	userID	INT(10)		NOT NULL,
	roomID	INT(10)		DEFAULT NULL,
	type	TINYINT(3)	NOT NULL,
	time	INT(10)		NOT NULL,
	
	UNIQUE KEY main (userID, roomID),
	KEY roomID (roomID),
	KEY type (type, time),
	KEY time (time)
);

ALTER TABLE wcf1_chat_message ADD FOREIGN KEY (receiver) REFERENCES wcf1_user (userID) ON DELETE CASCADE;
ALTER TABLE wcf1_chat_message ADD FOREIGN KEY (roomID) REFERENCES wcf1_chat_room (roomID) ON DELETE CASCADE;
ALTER TABLE wcf1_chat_message ADD FOREIGN KEY (sender) REFERENCES wcf1_user (userID) ON DELETE SET NULL;

ALTER TABLE wcf1_chat_room ADD FOREIGN KEY (owner) REFERENCES wcf1_user (userID) ON DELETE SET NULL;

ALTER TABLE wcf1_chat_room_suspension ADD FOREIGN KEY (userID) REFERENCES wcf1_user (userID) ON DELETE CASCADE;
ALTER TABLE wcf1_chat_room_suspension ADD FOREIGN KEY (roomID) REFERENCES wcf1_chat_room (roomID) ON DELETE CASCADE;

INSERT INTO wcf1_chat_room (title, topic, position) VALUES ('wcf.chat.room.title1', 'wcf.chat.room.topic1', 1);
INSERT INTO wcf1_chat_room (title, topic, position) VALUES ('Testroom 2', 'Topic of Testroom 2', 2);
INSERT INTO wcf1_chat_room (title, topic, position) VALUES ('Testroom with a very long', 'The topic of this room is rather loing as well!', 3);
INSERT INTO wcf1_chat_room (title, topic, position) VALUES ('Room w/o topic', '', 4);