added room invites to DB, and minor frontend layout changes

db/init.sql

@@ -7,16 +7,16 @@ CREATE TABLE IF NOT EXISTS user_ (
 );
 
 CREATE TABLE IF NOT EXISTS friendship_ (
-  user_first  INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
+  user_first INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
   user_second INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
-  created_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+  created_at TIMESTAMP NOT NULL DEFAULT now(),
   PRIMARY KEY (user_first, user_second)
 );
 
 CREATE TABLE IF NOT EXISTS friend_request_ (
-  sender   INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
+  sender INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
   receiver INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
-  sent_at TIMESTAMPTZ NOT NULL DEFAULT now(),
+  sent_at TIMESTAMP NOT NULL DEFAULT now(),
   PRIMARY KEY (sender, receiver),
   CHECK (sender <> receiver)
 );
@@ -24,9 +24,9 @@ CREATE TABLE IF NOT EXISTS friend_request_ (
 CREATE TABLE IF NOT EXISTS room_ (
   id SERIAL PRIMARY KEY,
   uuid UUID UNIQUE,
-  owner INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
+  owner INT NOT NULL REFERENCES user_(id),
   name TEXT NOT NULL,
-  global BOOLEAN DEFAULT false
+  global BOOLEAN NOT NULL DEFAULT false
 );
 
 CREATE TABLE IF NOT EXISTS membership_ (
@@ -35,13 +35,22 @@ CREATE TABLE IF NOT EXISTS membership_ (
   PRIMARY KEY (user_id, room)
 );
 
+CREATE TABLE IF NOT EXISTS room_invite_ (
+  sender INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
+  receiver INT NOT NULL REFERENCES user_(id) ON DELETE CASCADE,
+  room INT NOT NULL,
+  sent_at TIMESTAMP NOT NULL DEFAULT now(),
+  PRIMARY KEY (sender, receiver),
+  CHECK (sender <> receiver)
+);
+
 CREATE TABLE IF NOT EXISTS message_ (
   id BIGSERIAL PRIMARY KEY,
   sender INT REFERENCES user_(id) NOT NULL,
   room INT REFERENCES room_(id) NOT NULL,
   message_type VARCHAR(32) NOT NULL,
   content TEXT NOT NULL,
-  sent_at TIMESTAMP
+  sent_at TIMESTAMP NOT NULL DEFAULT now()
 );
 
 CREATE TABLE ws_token_ (
@@ -50,8 +59,8 @@ CREATE TABLE ws_token_ (
   expires_at TIMESTAMPTZ NOT NULL
 );
 
--- Message timestamp creation
-CREATE OR REPLACE FUNCTION create_message_timestamp()
+-- Timestamp creation
+CREATE OR REPLACE FUNCTION create_notification_timestamp()
 RETURNS trigger
 AS $$
 BEGIN
@@ -63,4 +72,9 @@ $$ LANGUAGE plpgsql;
 CREATE OR REPLACE TRIGGER insert_message
 BEFORE INSERT ON message_
 FOR EACH ROW
-EXECUTE FUNCTION create_message_timestamp();
+EXECUTE FUNCTION create_notification_timestamp();
+
+CREATE OR REPLACE TRIGGER insert_room_invite
+BEFORE INSERT ON room_invite_
+FOR EACH ROW
+EXECUTE FUNCTION create_notification_timestamp();

db/mock_data.sql

@@ -32,3 +32,6 @@ INSERT INTO friend_request_ (sender, receiver) VALUES
 INSERT INTO ws_token_ (token, room_id, expires_at) VALUES
 ('random_token_1', 1, '2025-12-31T23:59:59Z'),
 ('random_token_2', 2, '2025-12-31T23:59:59Z');
+
+INSERT INTO room_invite_ (sender, receiver, room) VALUES
+(2, 1, 2);