import { OAuthProvider, ProviderConfig } from "./OAuthProvider";
import { GitHubProvider } from "./GitHubProvider";
import { GoogleProvider } from "./GoogleProvider";

/**
 * Supported OAuth provider names
 */
export type ProviderName = "github" | "google";

/**
 * Factory function to create OAuth provider instances
 *
 * @param providerName - Name of the OAuth provider
 * @param config - Provider configuration
 * @returns Instance of the requested OAuth provider
 * @throws Error if provider is not supported
 */
export function getProvider(providerName: ProviderName, config: ProviderConfig): OAuthProvider {
    switch (providerName) {
        case "github":
            return new GitHubProvider(config);
        case "google":
            return new GoogleProvider(config);
        default:
            throw new Error(`Unsupported OAuth provider: ${providerName}`);
    }
}