import { prisma } from '$lib/db';
import type { AdminModelConfig } from './types';

function lcfirst(str: string): string {
	return str.charAt(0).toLowerCase() + str.slice(1);
}

// eslint-disable-next-line @typescript-eslint/no-explicit-any
export function getDelegate(config: AdminModelConfig): any {
	const key = lcfirst(config.modelName);
	// eslint-disable-next-line @typescript-eslint/no-explicit-any
	const delegate = (prisma as any)[key];
	if (!delegate) {
		throw new Error(`Prisma delegate not found for model: ${config.modelName} (key: ${key})`);
	}
	return delegate;
}

export function parseId(config: AdminModelConfig, raw: string): string | number {
	if (config.idType === 'Int') {
		const parsed = parseInt(raw, 10);
		if (isNaN(parsed)) throw new Error(`Invalid integer ID: ${raw}`);
		return parsed;
	}
	return raw;
}