import { eq, and } from "drizzle-orm";
import { db } from "~/server/db";
import { watchlistItems, subscriptions } from "~/server/db/schema";
import { runScan } from "~/server/services/darkwatch.service";

interface DarkWatchScanPayload {
  userId: string;
  subscriptionId: string;
}

export async function handler(payload: DarkWatchScanPayload): Promise<void> {
  const { userId, subscriptionId } = payload;

  const sub = await db
    .select()
    .from(subscriptions)
    .where(and(eq(subscriptions.id, subscriptionId), eq(subscriptions.status, "active")))
    .limit(1)
    .then((r) => r[0]);

  if (!sub) {
    console.warn(`[darkwatch.scan] Subscription ${subscriptionId} not found or inactive, skipping`);
    return;
  }

  const items = await db
    .select()
    .from(watchlistItems)
    .where(and(eq(watchlistItems.subscriptionId, subscriptionId), eq(watchlistItems.isActive, true)));

  if (items.length === 0) {
    console.log(`[darkwatch.scan] No active watchlist items for subscription ${subscriptionId}`);
    return;
  }

  await runScan(userId);
  console.log(`[darkwatch.scan] Completed scan for subscription ${subscriptionId}`);
}