import yargs from "yargs";
import { hideBin } from "yargs/helpers";

/**
 * parseFlags attempts to parse the given arguments into a configured set of arguments.
 *
 * @param args The arguments to parse
 * @returns The parsed arguments object
 */
export default function parseFlags(args: string[]): IArguments {
  return yargs(hideBin(args))
    .options({
      config: {
        type: "string",
        alias: "c",
        default: "config.toml",
        describe: "Path to config file",
      },
    })
    .scriptName("obake")
    .usage(
      `Obake automates checking merchants for deals.

      Usage:
             $0 [options]`
    )
    .epilog(
      "Author: Christopher Murphy <flyweight@pm.me>\nRepo: https://github.com/splode/obake"
    ).argv;
}

/**
 * IArguments represents the supported arguments and flags.
 */
export interface IArguments {
  [x: string]: unknown;
  config: string;
}