import { VclawError } from '../errors.js';
import { pexelsStockProvider } from './providers/pexels.js';
import type { StockProvider, StockProviderId } from './types.js';

const PROVIDERS: Record<StockProviderId, StockProvider> = {
  pexels: pexelsStockProvider,
};

export function getStockProvider(id: string | undefined): StockProvider {
  const providerId = (id ?? 'pexels') as StockProviderId;
  const provider = PROVIDERS[providerId];
  if (!provider) {
    throw new VclawError('stock_provider_unavailable', `Unknown stock provider: ${providerId}.`, { provider: providerId });
  }
  return provider;
}

export function isStockProviderId(value: unknown): value is StockProviderId {
  return value === 'pexels';
}