-- ECR-015 RedemptionCode

CREATE TABLE IF NOT EXISTS redemption_batches (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  label varchar(64) NOT NULL,
  plan_code varchar(32) NOT NULL REFERENCES membership_plans(code),
  quantity int NOT NULL CHECK (quantity > 0 AND quantity <= 100),
  created_by uuid NOT NULL REFERENCES admin_accounts(id),
  created_at timestamptz NOT NULL DEFAULT now()
);

CREATE TABLE IF NOT EXISTS redemption_codes (
  id uuid PRIMARY KEY DEFAULT gen_random_uuid(),
  batch_id uuid NOT NULL REFERENCES redemption_batches(id) ON DELETE CASCADE,
  code varchar(32) NOT NULL UNIQUE,
  plan_code varchar(32) NOT NULL REFERENCES membership_plans(code),
  status varchar(16) NOT NULL DEFAULT 'unused'
    CHECK (status IN ('unused','redeemed','disabled')),
  redeemed_by uuid NULL REFERENCES users(id),
  redeemed_at timestamptz NULL,
  created_at timestamptz NOT NULL DEFAULT now()
);

CREATE INDEX IF NOT EXISTS idx_redemption_codes_batch ON redemption_codes(batch_id);
CREATE INDEX IF NOT EXISTS idx_redemption_codes_status ON redemption_codes(status);

INSERT INTO admin_role_permissions(role_id, code)
SELECT r.id, p.code
FROM admin_roles r
CROSS JOIN (VALUES
  ('admin.membership.codes.read'),
  ('admin.membership.codes.write')
) AS p(code)
WHERE r.name = 'super_admin'
ON CONFLICT DO NOTHING;