-- Phase 2 (2026-07-02): 타로 저장·AI 사용량 로그 + 사주 숨김 해제
-- 적용: 클라우드 Supabase + NAS self-host 양쪽

CREATE TABLE IF NOT EXISTS tarot_readings (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  user_id uuid NOT NULL REFERENCES auth.users(id) ON DELETE CASCADE,
  spread_type text NOT NULL DEFAULT 'three_card',
  category text,
  question text,
  cards jsonb NOT NULL,
  interpretation jsonb NOT NULL,
  summary text,
  created_at timestamptz NOT NULL DEFAULT now()
);
ALTER TABLE tarot_readings ENABLE ROW LEVEL SECURITY;
CREATE POLICY tarot_select_own ON tarot_readings FOR SELECT USING (auth.uid() = user_id);

CREATE TABLE IF NOT EXISTS ai_usage_log (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  user_id uuid NOT NULL,
  service text NOT NULL CHECK (service IN ('saju','tarot')),
  created_at timestamptz NOT NULL DEFAULT now()
);
ALTER TABLE ai_usage_log ENABLE ROW LEVEL SECURITY;
CREATE INDEX IF NOT EXISTS idx_ai_usage_user_day ON ai_usage_log (user_id, service, created_at);

DELETE FROM service_settings WHERE id = 'saju';