/**
 * API client utilities for CLI commands
 */

import type { ContractRouterClient } from "@orpc/contract";
import type { contract } from "@reviq/api-contract";
import { createORPCClient } from "@orpc/client";
import { RPCLink } from "@orpc/client/fetch";
import { readConfig } from "./config.js";

export type ApiClient = ContractRouterClient<typeof contract>;

/**
 * Create an oRPC API client with provided credentials
 */
export function createApiClient(apiUrl: string, token: string): ApiClient;

/**
 * Create an oRPC API client with the stored credentials
 * Throws an error if not logged in
 */
export function createApiClient(): Promise<ApiClient>;

export function createApiClient(
  apiUrl?: string,
  token?: string,
): ApiClient | Promise<ApiClient> {
  // If both arguments are provided, create client directly
  if (apiUrl !== undefined && token !== undefined) {
    const link = new RPCLink({
      url: `${apiUrl}/api/v1/rpc`,
      headers: {
        "X-API-Key": token,
      },
    });
    return createORPCClient(link) as unknown as ApiClient;
  }

  // Otherwise, read from config asynchronously
  return (async (): Promise<ApiClient> => {
    const config = await readConfig();
    if (!config) {
      throw new Error(
        "Not logged in. Run 'reviq bootstrap' or 'reviq auth login' first.",
      );
    }

    const link = new RPCLink({
      url: `${config.apiUrl}/api/v1/rpc`,
      headers: {
        "X-API-Key": config.token,
      },
    });

    return createORPCClient(link) as unknown as ApiClient;
  })();
}