import type { DefaultModel } from "@/back/types/global";

/**
 * Extract ids from model relation pivot and format options
 * for a multi select component.
 */
export function mapPivotOptions<T extends DefaultModel>(
  model: T[],
  data?: DefaultModel[],
  valueKey?: keyof T,
  locale?: string | null,
) {
  const options = model.length
    ? model.map((opt) => {
        const raw = valueKey ? (opt[valueKey] as unknown) : null;

        return {
          value: opt.id.toString(),
          label:
            locale && typeof raw === "object" && raw !== null
              ? (raw as Record<string, string>)[locale]
              : (raw as string),
        };
      })
    : [];

  const defaultValue = data?.length
    ? data.map((item) => item.id.toString())
    : [];

  return { options, defaultValue };
}

export function extractIdsFromDatabasePivotRelation(
  data?: DefaultModel[],
): number[] {
  return data ? data.map((item) => item.id) : [];
}