-- 014: OFAC screening logs (compliance-service)
CREATE TABLE IF NOT EXISTS ofac_screenings (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    user_id UUID REFERENCES users(id),
    screen_type VARCHAR(20) NOT NULL CHECK (screen_type IN ('registration', 'transaction', 'periodic')),
    name_screened VARCHAR(200),
    address_screened VARCHAR(42),
    is_match BOOLEAN NOT NULL DEFAULT false,
    match_score NUMERIC(5,2),
    match_details JSONB,
    action_taken VARCHAR(20) CHECK (action_taken IN ('none', 'freeze', 'report', 'block')),
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE INDEX idx_ofac_user_id ON ofac_screenings(user_id);
CREATE INDEX idx_ofac_is_match ON ofac_screenings(is_match);
CREATE INDEX idx_ofac_created_at ON ofac_screenings(created_at DESC);