-- Create the lead_requests table for professional responses to leads
CREATE TABLE IF NOT EXISTS lead_requests (
    id UUID PRIMARY KEY DEFAULT gen_random_uuid(),
    lead_id UUID NOT NULL REFERENCES leads(id) ON DELETE CASCADE,
    user_role_profile_id UUID NOT NULL,
    customer_user_id UUID NOT NULL,
    status VARCHAR(50) NOT NULL DEFAULT 'PENDING',
    tracecoins_reserved INT NOT NULL DEFAULT 0,
    message TEXT,
    expires_at TIMESTAMPTZ NOT NULL,
    accepted_at TIMESTAMPTZ,
    rejected_at TIMESTAMPTZ,
    rejected_reason TEXT,
    created_at TIMESTAMPTZ NOT NULL DEFAULT NOW(),
    updated_at TIMESTAMPTZ NOT NULL DEFAULT NOW()
);

CREATE INDEX IF NOT EXISTS idx_lead_requests_lead_id ON lead_requests(lead_id);
CREATE INDEX IF NOT EXISTS idx_lead_requests_user_role_profile_id ON lead_requests(user_role_profile_id);
CREATE INDEX IF NOT EXISTS idx_lead_requests_customer_user_id ON lead_requests(customer_user_id);
CREATE INDEX IF NOT EXISTS idx_lead_requests_status ON lead_requests(status);