-- Grundschema. Siehe docs/03-data-model.md.
-- Zugangsdaten stehen bewusst NICHT hier drin (ADR-0005) - diese Datei
-- wird per VACUUM INTO auf die Windows-Seite gesichert.

CREATE TABLE events (
  id         TEXT PRIMARY KEY,
  ts         TEXT NOT NULL,
  type       TEXT NOT NULL,
  stream_id  TEXT,
  user_id    TEXT,
  payload    TEXT NOT NULL
);
CREATE INDEX idx_events_ts   ON events(ts);
CREATE INDEX idx_events_type ON events(type, ts);
CREATE INDEX idx_events_strm ON events(stream_id, ts);

CREATE TABLE streams (
  id              TEXT PRIMARY KEY,
  started_at      TEXT NOT NULL,
  ended_at        TEXT,
  vod_id          TEXT,
  peak_viewers    INTEGER NOT NULL DEFAULT 0,
  avg_viewers     REAL,
  unique_chatters INTEGER NOT NULL DEFAULT 0,
  new_followers   INTEGER NOT NULL DEFAULT 0
);

CREATE TABLE stream_segments (
  id          INTEGER PRIMARY KEY,
  stream_id   TEXT NOT NULL REFERENCES streams(id),
  started_at  TEXT NOT NULL,
  ended_at    TEXT,
  title       TEXT,
  category_id TEXT,
  category    TEXT,
  obs_scene   TEXT
);
CREATE INDEX idx_segments_stream ON stream_segments(stream_id, started_at);

CREATE TABLE viewer_samples (
  stream_id TEXT NOT NULL REFERENCES streams(id),
  ts        TEXT NOT NULL,
  viewers   INTEGER NOT NULL,
  PRIMARY KEY (stream_id, ts)
);

CREATE TABLE users (
  id              TEXT PRIMARY KEY,
  login           TEXT NOT NULL,
  display_name    TEXT NOT NULL,
  first_seen_at   TEXT NOT NULL,
  last_seen_at    TEXT NOT NULL,
  streams_present INTEGER NOT NULL DEFAULT 0,
  streams_chatted INTEGER NOT NULL DEFAULT 0,
  message_count   INTEGER NOT NULL DEFAULT 0,
  is_follower     INTEGER NOT NULL DEFAULT 0,
  followed_at     TEXT,
  is_sub          INTEGER NOT NULL DEFAULT 0,
  sub_tier        TEXT,
  points          INTEGER NOT NULL DEFAULT 0,
  watch_minutes   INTEGER NOT NULL DEFAULT 0,
  greeting        TEXT,
  notes           TEXT,
  pronouns        TEXT,
  muted_greeting  INTEGER NOT NULL DEFAULT 0
);
CREATE INDEX idx_users_login ON users(login);

CREATE TABLE user_streams (
  user_id   TEXT NOT NULL REFERENCES users(id),
  stream_id TEXT NOT NULL REFERENCES streams(id),
  first_ts  TEXT NOT NULL,
  last_ts   TEXT NOT NULL,
  messages  INTEGER NOT NULL DEFAULT 0,
  minutes   INTEGER NOT NULL DEFAULT 0,
  PRIMARY KEY (user_id, stream_id)
);

CREATE TABLE chat_messages (
  id         TEXT PRIMARY KEY,
  stream_id  TEXT REFERENCES streams(id),
  ts         TEXT NOT NULL,
  user_id    TEXT NOT NULL REFERENCES users(id),
  text       TEXT NOT NULL,
  emotes     TEXT,
  is_first   INTEGER NOT NULL DEFAULT 0,
  is_command INTEGER NOT NULL DEFAULT 0,
  bits       INTEGER NOT NULL DEFAULT 0
);
CREATE INDEX idx_chat_stream_ts ON chat_messages(stream_id, ts);
CREATE INDEX idx_chat_user      ON chat_messages(user_id, ts);

CREATE TABLE clips (
  id             TEXT PRIMARY KEY,
  twitch_clip_id TEXT,
  stream_id      TEXT REFERENCES streams(id),
  created_at     TEXT NOT NULL,
  trigger        TEXT NOT NULL,
  trigger_score  REAL,
  source         TEXT NOT NULL,
  raw_path       TEXT,
  vertical_path  TEXT,
  subtitle_path  TEXT,
  duration_s     REAL,
  title          TEXT,
  transcript     TEXT,
  status         TEXT NOT NULL,
  score          REAL,
  uploaded_to    TEXT
);
CREATE INDEX idx_clips_stream ON clips(stream_id, created_at);