import Fs = require("fs");
import Path = require("path");
import isURL = require('is-url');

import * as commandpost from "commandpost";
import generateLogo from './';

type RootCommandArgs = {
  path: string,
  dir: string
}

type RootCommandOtions = {
  color: string[],
  invert?: boolean
}

const root = commandpost
  .create<RootCommandOtions, RootCommandArgs>("root <path> <dir>")
  .option('-c, --color <color>')
  .option('-i, --invert', 'Invert logo (default: false)', false)
  .action(async (opts, args) => {
    const path = isURL(args.path) ? args.path : Path.resolve(process.cwd(), args.path);
    const dir = Path.resolve(process.cwd(), args.dir);
    const logos = await generateLogo(path, opts.color.length == 0 ? null : opts.color[0], opts.invert);

    Fs.writeFileSync(Path.join(dir, 'colored.svg'), logos.coloredLogoSVG);
    Fs.writeFileSync(Path.join(dir, 'transparent.svg'), logos.transparentLogoSVG);
  })


commandpost
  .exec(root, process.argv)
  .catch(err => {
    if (err instanceof Error) {
      console.error(err.stack);
    } else {
      console.error(err);
    }
    process.exit(1);
  });