import { Model } from "@/back/types/global";

/**
 * Function allowing to extracts Ids from the model relation pivot and format given options to
 * works in the multi select component
 */
export function mapPivotOptions<
    T extends Model[],
    D extends Record<string, any>
>(
    /** The model which we want to select options */
    model: T,
    /** Data from the database*/
    data?: D[],
    /** The key name where we find the label of the model */
    valueKey?: keyof D,
    /** If we have a translatable field we pass the current locale */
    locale?: string | null
) {
    const options = (model && model.length) ? model.map((opt) => {
        const raw = opt[valueKey as keyof typeof opt] as unknown as string;
        return {
            value: opt.id.toString(),
            label: locale && typeof raw === "object"
                ? raw[locale]
                : raw
        };
    }) : [];

    const defaultValue: string[] = data && valueKey
        ? data.map((item) => {
            return item.id.toString();
        })
        : [];
    return { options, defaultValue };
}

/**
 * Function allowing to extracts Ids from the model relation pivot
 * @param data
 * @returns string[]|[]
 */
export function extractIdsFromDatabasePivotRelation<D extends Record<string, any>>(data?: D[]): number[]|[] {
    return data
        ? data.map((item) => {
            return item.id;
        })
        : [];
}