cli

#!/usr/bin/env node
'use strict'

const path = require('path')
const ora = require('ora')
const meow = require('meow')
const chalk = require('chalk')
const inquirer = require('inquirer')
const logUpdate = require('log-update')
const osHomedir = require('os-homedir')
const LocalStorage = require('node-localstorage').LocalStorage

const werd = require('./api')
const print = require('./print')
const constants = require('./constants')

const profileDir = path.resolve(osHomedir(), '.werd')
const storage = new LocalStorage(profileDir)

const keyPrompt = {
  name: 'key',
  type: 'text',
  message: 'Enter your Mashape API key:'
}

const cli = meow(`
  Usage
    $ werd <word> [<operation>]

  Inputs
    word, the word to query
    operation, the query operation (default: get)

  Examples
    $ werd chump 
    $ werd program synonyms
    $ werd ocean syllables
`)

Promise
  .resolve(storage.getItem('mashapeApiKey'))
  .then((key) => {
    if (key) {
      return key
    }

    logUpdate()

    return inquirer
      .prompt([keyPrompt])
      .then((answers) => answers.key)
  })
  .then((key) => {
    const api = werd(key)
    const spinner = ora()

    storage.setItem('mashapeApiKey', key)
    logUpdate.clear()

    setInterval(() => logUpdate(spinner.frame()), 100)

    const word = cli.input[0]
    const isRandomOp = word === 'random'
    const method = isRandomOp ? api.random : cli.input[1] ? api[cli.input[1]] : api

    if (!method) {
      console.log(`Unknown operation "${cli.input[1]}"`)
      process.exit()
    }

    method(word)
      .then((result) => {
        logUpdate.clear()
        print[cli.input[1] || 'get'](isRandomOp ? result.word : cli.input[0], result)
      })
      .catch((err) => {
        if (/404/.test(err)) logUpdate(`Word "${chalk.yellow(word)}" was not found.`)
        else logUpdate('A wild error appeared!\n' + err)
      })
      .then(() => process.exit())
  })