#!/usr/bin/env node

import * as fs from 'fs';
import * as path from 'path';

import {
  ProjectType,
  askOptions,
  cleanUp,
  updatePackageJson,
} from './lib/util.js';
import {
  installDBDriver,
  installDirectus,
  installDirectusHook,
} from './lib/directus.js';
import { installLocaltunnel, installNuxt } from './lib/nuxt.js';

import { Credentials } from './lib/directus-init/create-db-credentials.js';
import chalk from 'chalk';
import commandExistsSync from 'command-exists';
import createEnv from './lib/directus-init/create-env.js';
import { databaseQuestions } from './lib/directus-init/questions.js';
import { execSync } from 'child_process';
import figlet from 'figlet';
import { getDriverForClient } from './lib/directus-init/drivers.js';
import inquirer from 'inquirer';
import ora from 'ora';

/************
 * Some initial checks if we can run Nuxtus install script
 */
const currentNodeVersion = process.versions.node;
const semver = currentNodeVersion.split('.');
const major = Number(semver[0]);

if (major < 20) {
  console.error(
    chalk.red(
      'You are running Node ' +
        currentNodeVersion +
        '.\n' +
        'Create Nuxtus requires Node 20 or higher. \n' +
        'Please update your version of Node.',
    ),
  );
  process.exit(1);
}

if (!commandExistsSync('git')) {
  console.log(
    chalk.red(
      'Git is required to install Nuxtus. Please install Git and try again.',
    ),
  );
  process.exit(1);
}

if (process.argv.length < 3) {
  console.log(chalk.red('You have to provide a name for your app.'));
  console.log('For example :');
  console.log('    npx create-nuxtus ' + chalk.bold('my-app'));
  process.exit(1);
}

/****************************************************/

export declare type Options = {
  dbType: string;
  directusURL: string;
  email: string;
  password: string;
};

let options: Options = {
  dbType: 'SQLite',
  directusURL: 'http://localhost:8055',
  email: 'admin@example.com',
  password: 'password',
};

console.log(
  chalk.green(figlet.textSync('nuxtus', { horizontalLayout: 'full' })),
);

const projectName = process.argv[2];
const currentPath = process.cwd();
const projectPath = path.join(currentPath, projectName);
const git_repo = 'https://github.com/nuxtus/nuxtus';
const branch = process.env.NUXTUS_BRANCH || 'main';

try {
  fs.mkdirSync(projectPath);
  // eslint-disable-next-line @typescript-eslint/no-explicit-any
} catch (err: any) {
  if (err.code === 'EEXIST') {
    console.log(
      chalk.red(
        `The folder ${projectName} already exist in the current directory, please try another name.`,
      ),
    );
  } else {
    console.log(chalk.red(err));
  }
  process.exit(1);
}

let dbClient;
let credentials: Credentials;
const rootPath = path.join(process.cwd(), projectName, 'server');

async function main(): Promise<void> {
  try {
    options = await askOptions();
    dbClient = await getDriverForClient(options.dbType);
    await installDBDriver(dbClient);

    type QuestionFunction = (params: {
      client: string;
      filepath: string;
    }) => unknown;
    credentials = await inquirer.prompt(
      (databaseQuestions[dbClient] as QuestionFunction[]).map(
        (question: QuestionFunction) =>
          question({ client: dbClient, filepath: rootPath }),
      ),
    );
  } catch (error) {
    if (error.isTtyError) {
      console.log(
        chalk.red("Prompt couldn't be rendered in the current environment"),
      );
    } else {
      // Something else went wrong
      console.log(chalk.red(error));
    }
  }

  console.log(''); // empty line between Directus questions and status messages

  const nuxtusSpinner = ora('Downloading Nuxtus boilerplate...').start();

  try {
    execSync(`git clone --depth 1 -b ${branch} ${git_repo} ${projectPath}`, {
      stdio: 'ignore',
    });
    nuxtusSpinner.succeed('Nuxtus boilerplate downloaded.');
    process.chdir(projectPath);
  } catch (error) {
    nuxtusSpinner.fail(chalk.red(`Failed cloning Nuxtus repo: ${error}`));
    process.exit();
  }

  const directusSpinner = ora('Installing Directus...').start();
  const nuxtSpinner = ora('Installing Nuxt...').start();
  const rmSpinner = ora('Optimising boilerplate...').start();

  const directus = installDirectus()
    .then(async () => {
      // Replace "name": "server" in package.json with "name": ${packageName}
      await updatePackageJson(projectName, ProjectType.Directus);

      await createEnv(dbClient, credentials, rootPath, {
        email: options.email,
        password: options.password,
      });

      // Run the boilerplate install script here
      execSync('cd server && npm run cli bootstrap', {
        stdio: 'ignore',
      });
      await installDirectusHook();
      directusSpinner.succeed('Directus installed.');
    })
    .catch((error) => {
      directusSpinner.fail(`Failed installing Directus: ${error}`);
      process.exit(1);
    });

  const nuxt = installNuxt(options.directusURL, options.email, options.password)
    .then(() => {
      updatePackageJson(projectName, ProjectType.Nuxt);
      if (options.directusURL !== 'http://localhost:8055') {
        installLocaltunnel();
      }
      nuxtSpinner.succeed('Nuxt installed.');
    })
    .catch((error) => {
      nuxtSpinner.fail(chalk.red(`Failed installing Nuxt: ${error}`));
      process.exit(1);
    });

  const cleanup = cleanUp(projectName)
    .then(() => {
      rmSpinner.succeed('Boilerplate customised.');
    })
    .catch((error) => {
      rmSpinner.fail(chalk.red(`Failed removing unused files: ${error}`));
      process.exit(1);
    });

  Promise.all([directus, nuxt, cleanup]).then(() => {
    execSync(`npx rimraf ./templates`);
    console.log('\n');
    console.log(
      chalk.green('🚀 Nuxtus site is ready for use!\n\n') +
        chalk.white.bold('Directus\n') +
        chalk.magenta.underline(`${options.directusURL}\n\n`) +
        chalk.white.bold('Nuxtus\n') +
        chalk.green.underline('http://localhost:3000\n\n') +
        chalk.white(`cd ${projectName}` + '\nnpm start\n\n') +
        chalk.green(
          'For documentation see: ',
          chalk.underline('https://docs.nuxtus.com\n'),
        ),
    );
  });
}

main();