import * as path from 'path';
import * as os from 'os';
import * as fs from 'fs';
import * as chalk from 'chalk';
import {TerminalConfirm} from './TerminalConfirm';
import * as dotenv from 'dotenv';

export async function migrateOptiCli(noPrompt: boolean) {
  const configFolder = path.join(os.homedir(), '.ocp');
  if (fs.existsSync(configFolder) || !fs.existsSync(path.join(os.homedir(), '.opti'))) {
    return;
  }

  const question = chalk.yellow(
    'No ~/.ocp config folder found, but the config folder for legacy opti CLI exists. ' +
    'Do you want to copy opti CLI configuration? (y/n)'
  );

  const copyConfig = await TerminalConfirm.ask(question, noPrompt, true);
  if (copyConfig) {
    fs.cpSync(
      path.join(os.homedir(), '.opti'),
      path.join(os.homedir(), '.ocp'),
      {recursive: true}
    );
    ['.env', '.env.staging'].forEach((envFile) => {
      const envFilePath = path.join(os.homedir(), '.ocp', envFile);
      if (fs.existsSync(envFilePath)) {
        fs.writeFileSync(
          envFilePath,
          fs.readFileSync(envFilePath, 'utf8').replace('OPTI_ENV', 'OCP_ENV')
        );
      }
    });

    dotenv.config({path: path.join(os.homedir(), '.ocp/.env')});
  }
}