BEGIN;

-- User and Community Profiles {{{ 

INSERT INTO version_history (component, from_version, to_version, author) VALUES ('PROFILES', 0, 1, 'Initial Creation');


CREATE TABLE user_profiles(
  profileid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  nickname TEXT,
  timezone TEXT,
  locale_hint TEXT,
  locale TEXT,
  avatar TEXT,
  migrated INTEGER REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  last_seen TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  _timestamp TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE TRIGGER user_profiles_timestamp BEFORE UPDATE ON user_profiles
  FOR EACH ROW EXECUTE FUNCTION update_timestamp_column();

CREATE TABLE profiles_discord(
  linkid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  profileid INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  userid BIGINT NOT NULL,
  linked_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX profiles_discord_profileid ON profiles_discord (profileid);
CREATE UNIQUE INDEX profiles_discord_userid ON profiles_discord (userid);

CREATE TABLE profiles_twitch(
  linkid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  profileid INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  userid TEXT NOT NULL,
  linked_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX profiles_twitch_profileid ON profiles_twitch (profileid);
CREATE UNIQUE INDEX profiles_twitch_userid ON profiles_twitch (userid);


CREATE TABLE communities(
  communityid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  migrated INTEGER REFERENCES communities (communityid) ON DELETE CASCADE ON UPDATE CASCADE,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  last_seen TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  _timestamp TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE TRIGGER communities_timestamp BEFORE UPDATE ON communities
  FOR EACH ROW EXECUTE FUNCTION update_timestamp_column();

CREATE TABLE communities_discord(
  linkid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  guildid BIGINT NOT NULL,
  communityid INTEGER NOT NULL REFERENCES communities (communityid) ON DELETE CASCADE ON UPDATE CASCADE,
  linked_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX communities_discord_communityid ON communities_discord (communityid);
CREATE UNIQUE INDEX communities_discord_guildid ON communities_discord (guildid);

CREATE TABLE communities_twitch(
  linkid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  channelid TEXT NOT NULL,
  communityid INTEGER NOT NULL REFERENCES communities (communityid) ON DELETE CASCADE ON UPDATE CASCADE,
  linked_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE INDEX communities_twitch_communityid ON communities_twitch (communityid);
CREATE UNIQUE INDEX communities_twitch_channelid ON communities_twitch (channelid);

CREATE TABLE community_members(
  memberid INTEGER PRIMARY KEY GENERATED ALWAYS AS IDENTITY,
  communityid INTEGER NOT NULL REFERENCES communities (communityid) ON DELETE CASCADE ON UPDATE CASCADE,
  profileid INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);
CREATE UNIQUE INDEX community_members_communityid_profileid ON community_members (communityid, profileid);

-- TODO: Consider 'networks' of multiple communities.
-- }}}
COMMIT;