#!/usr/bin/env node

import * as minimist from 'minimist'
import { Command } from './types'
import createCommand from './commands/create'
import fetchCommand from './commands/fetch'
import authCommand from './commands/auth'
import * as chalk from 'chalk'
import figures = require('figures')
import { usageRoot, usageCreate, usageFetch, usageAuth } from './usage'

const {version} = require('../package.json')

async function main() {
  const argv = minimist(process.argv.slice(2))

  const command = argv._[0] as Command | undefined

  process.stdout.write('\n')

  switch (command) {
    case undefined: {
      process.stdout.write(usageRoot)
      process.exit(0)
    }
    case 'auth': {
      checkHelp(argv, usageAuth)

      const token = argv['token'] || argv['t']
      await authCommand({
        token,
      })
      break
    }
    case 'create': {
      checkHelp(argv, usageCreate)

      const name = argv['name'] || argv['n']
      const alias = argv['alias'] || argv['a']
      const schema = argv._[1]

      await createCommand({
        name,
        alias,
        schema,
      })
      break
    }
    case 'fetch': {
      checkHelp(argv, usageFetch)

      const projectId = argv['project-id'] || argv['p']
      await fetchCommand({
        projectId,
      })
      break
    }
    case 'version': {
      console.log(version)
      break
    }
    default: {
      console.log(`Unknown command: ${command}`)
      break
    }
  }
}

function checkHelp(argv: any, usage: string) {
  if (argv['help'] || argv['h']) {
    process.stdout.write(usage)
    process.exit(0)
  }
}

function onError(e: Error) {
  console.log(`${chalk.red(figures.cross)} Error: ${e.message}\n`)
  console.log(e.stack)
  process.exit(1)
}

process.on('unhandledRejection', e => onError(e))

main().catch(e => onError(e))