-- Permanent audit trail for supplier invoices processed into internet connections.
CREATE TABLE IF NOT EXISTS internet_connections_invoice_sync_runs (
    id BIGSERIAL PRIMARY KEY,
    file_id INTEGER REFERENCES incoming_files(file_id) ON DELETE SET NULL,
    extraction_id INTEGER REFERENCES extractions(extraction_id) ON DELETE SET NULL,
    supplier_invoice_id INTEGER REFERENCES supplier_invoices(id) ON DELETE SET NULL,
    invoice_number VARCHAR(100),
    vendor_name VARCHAR(255),
    invoice_date DATE,
    status VARCHAR(20) NOT NULL
        CHECK (status IN ('success', 'warning', 'skipped', 'error')),
    connections_synced INTEGER NOT NULL DEFAULT 0,
    connections_created INTEGER NOT NULL DEFAULT 0,
    connections_updated INTEGER NOT NULL DEFAULT 0,
    ip_ranges_synced INTEGER NOT NULL DEFAULT 0,
    total_lines INTEGER NOT NULL DEFAULT 0,
    actionable_lines INTEGER NOT NULL DEFAULT 0,
    skipped_lines INTEGER NOT NULL DEFAULT 0,
    error_message TEXT,
    result_json JSONB NOT NULL DEFAULT '{}'::jsonb,
    processed_at TIMESTAMP NOT NULL DEFAULT CURRENT_TIMESTAMP
);

CREATE INDEX IF NOT EXISTS idx_internet_invoice_sync_runs_processed
    ON internet_connections_invoice_sync_runs(processed_at DESC);

CREATE INDEX IF NOT EXISTS idx_internet_invoice_sync_runs_status
    ON internet_connections_invoice_sync_runs(status, processed_at DESC);

CREATE INDEX IF NOT EXISTS idx_internet_invoice_sync_runs_invoice
    ON internet_connections_invoice_sync_runs(invoice_number, vendor_name);