import type { Store } from 'pinia';
import { isRef, type Ref, ref, unref } from 'vue';

import type { Patch, StoreInstance } from '../types/createDatalistStore.types';

/**
 * the applyStorePatch method is used to repeat the logic of the $patch method from pinia for the composable stores
 * */
export const applyStorePatch = <StoreBody extends StoreInstance>(
	store: StoreBody | Store,
	patch: Patch,
) => {
	for (const key of Object.keys(patch)) {
		const value = patch[key];
		const target = store[key];

		if (isRef(target)) {
			(target as Ref<unknown>).value = isRef(value) ? unref(value) : value;
		} else {
			(store as Record<string, unknown>)[key] = isRef(value)
				? value
				: ref(value);
		}
	}
};