import { err, ok, type CommandContext } from "@tailor-platform/erp-kit/core";
import type { Transaction } from "../generated/kysely-tailordb";
import { HolidayNotFoundError } from "../lib/errors.generated";

export interface DeleteCompanyHolidayInput {
  id: string;
}

/**
 * Function: deleteCompanyHoliday
 * Description: Removes a holiday fact that was entered in error. Since
 * CompanyHoliday is a plain dated fact, deletion is a direct removal of
 * the record rather than closing an effective-dated generation.
 */
export async function run(db: Transaction, input: DeleteCompanyHolidayInput, _ctx: CommandContext) {
  const companyHoliday = await db
    .selectFrom("CompanyHoliday")
    .selectAll()
    .where("id", "=", input.id)
    .forUpdate()
    .executeTakeFirst();
  if (!companyHoliday) {
    return err(new HolidayNotFoundError(input.id));
  }

  await db.deleteFrom("CompanyHoliday").where("id", "=", input.id).execute();

  return ok({});
}