import chalk from "chalk";
import { loadConfig, getApiBase } from "../auth/config.js";
import { createClient } from "../auth/client.js";
import { startRepl } from "../repl/repl.js";

export async function chatCommand(options: {
  model?: string;
  stream?: boolean;
}) {
  const config = loadConfig();

  if (!config.apiKey) {
    console.log(chalk.red('No API key configured. Run "llmtune login" first.'));
    process.exit(1);
  }

  const client = createClient();
  const model = options.model || (config.defaultModel as string) || "z-ai/GLM-5.1";
  const stream = options.stream !== false;

  console.log(chalk.cyan(`\nLLMTune CLI`));
  console.log(chalk.dim(`Connected to ${getApiBase()}`));
  console.log(chalk.dim(`Model: ${model}`));
  console.log(chalk.dim(`Stream: ${stream}`));
  console.log(chalk.dim(`Type /help for commands, /exit to quit\n`));

  await startRepl({ client, model, stream });
}