import { storage } from "../storage";
import { sql } from "drizzle-orm";
import { db } from "../db";

const CUSTOMER_FORM_ID = 8;

export async function findCustomerByInn(
  inn: string,
  organizationId: number
): Promise<number | null> {
  const formFields = await storage.getFormFields(CUSTOMER_FORM_ID, organizationId);
  const companyField = formFields.find((f) => f.type === "company");
  if (!companyField || !companyField.companyAutofill) {
    return null;
  }

  const autofill = companyField.companyAutofill as Record<string, string>;
  const innFieldCode = autofill["inn"];
  if (!innFieldCode) return null;

  const innField = formFields.find((f) => f.code === innFieldCode);
  if (!innField) return null;

  const result = await db.execute(sql`
    SELECT t.id
    FROM tasks t
    JOIN task_field_values v ON t.id = v.task_id AND t.form_id = v.form_id
    WHERE t.form_id = ${CUSTOMER_FORM_ID}
      AND t.organization_id = ${organizationId}
      AND v.field_id = ${innField.id}
      AND LOWER(TRIM(v.value #>> '{}')) = LOWER(TRIM(${inn}))
    LIMIT 1
  `);
  const rows = result.rows as Array<{ id: number }>;
  return rows[0]?.id ?? null;
}