-- Metadata {{{
CREATE TABLE VersionHistory(
  version INTEGER NOT NULL,
  time TIMESTAMP WITH TIME ZONE DEFAULT CURRENT_TIMESTAMP NOT NULL,
  author TEXT
);
INSERT INTO VersionHistory (version, author) VALUES (1, 'Initial Creation');


CREATE OR REPLACE FUNCTION update_timestamp_column()
RETURNS TRIGGER AS $$
BEGIN
  NEW._timestamp = (now() at time zone 'utc'); 
  RETURN NEW;
END;
$$ language 'plpgsql';
-- }}}

-- App metadata {{{

CREATE TABLE app_config(
  appname TEXT PRIMARY KEY,
  created_at TIMESTAMPTZ NOT NULL DEFAULT now()
);

CREATE TABLE bot_config(
  appname TEXT PRIMARY KEY REFERENCES app_config(appname) ON DELETE CASCADE,
  sponsor_prompt TEXT,
  sponsor_message TEXT,
  default_skin TEXT
);
-- }}}

--------

-- User and Community Profiles {{{ 

DROP TABLE IF EXISTS community_members;
DROP TABLE IF EXISTS communities_twitch;
DROP TABLE IF EXISTS communities_discord;
DROP TABLE IF EXISTS communities;
DROP TABLE IF EXISTS profiles_twitch;
DROP TABLE IF EXISTS profiles_discord;
DROP TABLE IF EXISTS user_profiles;


CREATE TABLE user_profiles(
  profileid INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  nickname TEXT,
  migrated INTEGER REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE profiles_discord(
  linkid INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  profileid INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  userid BIGINT NOT NULL,
  created_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 GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  profileid INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  userid TEXT NOT NULL,
  created_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 GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  migrated INTEGER REFERENCES user_profiles (profileid) ON DELETE CASCADE ON UPDATE CASCADE,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE communities_discord(
  guildid BIGINT PRIMARY KEY,
  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 TABLE communities_twitch(
  channelid TEXT PRIMARY KEY,
  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 TABLE community_members(
  memberid INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  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);

-- }}}

-- Twitch User Auth {{{

CREATE TABLE twitch_user_auth(
  userid TEXT PRIMARY KEY,
  access_token TEXT NOT NULL,
  expires_at TIMESTAMPTZ NOT NULL,
  refresh_token TEXT NOT NULL,
  obtained_at TIMESTAMPTZ
);

CREATE TABLE twitch_user_scopes(
  userid TEXT REFERENCES twitch_user_auth (userid) ON DELETE CASCADE ON UPDATE CASCADE,
  scope TEXT
);
CREATE INDEX twitch_user_scopes_userid ON twitch_user_scopes (userid);

-- }}}



---------

-- Users {{{

CREATE TABLE user_preferences (
  profileid INTEGER PRIMARY KEY REFERENCES user_profiles (profileid) ON DELETE CASCADE,
  twitch_name TEXT,
  preferences TEXT
);

CREATE VIEW dreamers AS 
SELECT 
  user_profiles.profileid AS user_id,
  user_preferences.twitch_name AS name,
  profiles_twitch.userid AS twitch_id,
  user_preferences.preferences AS preferences,
  user_profiles.created_at AS created_at
FROM 
  user_profiles
  LEFT JOIN profiles_twitch USING (profileid)
  LEFT JOIN user_preferences USING (profileid);

-- }}}

-- Inventory {{{

CREATE TABLE user_inventory (
  item_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  owner_id INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE,
  obtained_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  quantity INTEGER NOT NULL DEFAULT 1,
  removed_at TIMESTAMPTZ 
);

-- }}}

-- Wallet {{{

CREATE TABLE user_wallet (
  transaction_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  user_id INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE,
  amount INTEGER NOT NULL,
  description TEXT NOT NULL,
  reference TEXT,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE user_purchases (
  purchase_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  transaction_id INTEGER NOT NULL REFERENCES user_wallet ON DELETE CASCADE,
  item_id INTEGER NOT NULL REFERENCES user_inventory ON DELETE CASCADE
);

-- }}}

-- Stamps {{{

CREATE TABLE stamp_types (
  stamp_type_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  stamp_type_name TEXT UNIQUE NOT NULL,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- }}}

-- Documents {{{

CREATE TABLE documents (
  document_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  document_data TEXT NOT NULL,
  seal INTEGER NOT NULL,
  metadata TEXT,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE TABLE document_stamps (
  stamp_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  document_id INTEGER NOT NULL REFERENCES documents (document_id) ON DELETE CASCADE,
  stamp_type INTEGER NOT NULL REFERENCES stamp_types (stamp_type_id) ON DELETE CASCADE,
  position_x INTEGER NOT NULL,
  position_y INTEGER NOT NULL,
  rotation REAL NOT NULL DEFAULT 0,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

-- }}}

-- Events {{{

CREATE TYPE EventType AS ENUM (
  'subscriber',
  'raid',
  'cheer',
  'plain'
);

CREATE TABLE events (
  event_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  user_id INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE,
  document_id INTEGER REFERENCES documents (document_id) ON DELETE SET NULL,
  user_name TEXT,
  event_type EventType NOT NULL,
  occurred_at TIMESTAMPTZ NOT NULL,
  created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  UNIQUE (event_id, event_type)
);

CREATE TABLE plain_events (
  event_id integer PRIMARY KEY,
  event_type EventType NOT NULL DEFAULT 'plain' CHECK (event_type = 'plain'),
  message TEXT NOT NULL,
  FOREIGN KEY (event_id, event_type) REFERENCES events (event_id, event_type) ON DELETE CASCADE
);

CREATE TABLE raid_events (
  event_id integer PRIMARY KEY,
  event_type EventType NOT NULL DEFAULT 'raid' CHECK (event_type = 'raid'),
  visitor_count INTEGER NOT NULL,
  FOREIGN KEY (event_id, event_type) REFERENCES events (event_id, event_type) ON DELETE CASCADE
);

CREATE TABLE cheer_events (
  event_id integer PRIMARY KEY,
  event_type EventType NOT NULL DEFAULT 'cheer' CHECK (event_type = 'cheer'),
  amount INTEGER NOT NULL,
  cheer_type TEXT,
  message TEXT,
  FOREIGN KEY (event_id, event_type) REFERENCES events (event_id, event_type) ON DELETE CASCADE
);

CREATE TABLE subscriber_events (
  event_id integer PRIMARY KEY,
  event_type EventType NOT NULL DEFAULT 'subscriber' CHECK (event_type = 'subscriber'),
  subscribed_length INTEGER NOT NULL,
  tier INTEGER NOT NULL,
  message TEXT,
  FOREIGN KEY (event_id, event_type) REFERENCES events (event_id, event_type) ON DELETE CASCADE
);


CREATE VIEW event_details AS 
SELECT
  events.event_id AS event_id,
  events.user_id AS user_id,
  events.document_id AS document_id,
  events.user_name AS user_name,
  events.event_type AS event_type,
  events.occurred_at AS occurred_at,
  events.created_at AS created_at,
  plain_events.message AS plain_message,
  raid_events.visitor_count AS raid_visitor_count,
  cheer_events.amount AS cheer_amount,
  cheer_events.cheer_type AS cheer_type,
  cheer_events.message AS cheer_message,
  subscriber_events.subscribed_length AS subscriber_length,
  subscriber_events.tier AS subscriber_tier,
  subscriber_events.message AS subscriber_message,
  documents.seal AS document_seal
FROM
  events
LEFT JOIN plain_events USING (event_id)
LEFT JOIN raid_events USING (event_id)
LEFT JOIN cheer_events USING (event_id)
LEFT JOIN subscriber_events USING (event_id)
LEFT JOIN documents USING (document_id)
ORDER BY events.occurred_at ASC;

-- }}}

-- Specimens {{{

CREATE TABLE user_specimens (
  specimen_id INTEGER GENERATED ALWAYS AS IDENTITY PRIMARY KEY,
  owner_id INTEGER NOT NULL REFERENCES user_profiles (profileid) ON DELETE CASCADE,
  born_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
  forgotten_at TIMESTAMPTZ
);
CREATE UNIQUE INDEX ON user_specimens (owner_id) WHERE forgotten_at IS NULL;

-- }}}

-- {{{

-- }}}

-- {{{

-- }}}

-- {{{

-- }}}

-- {{{

-- }}}

-- vim: set fdm=marker: