[[TypeScript CLI] Make Interactive Mode Optional] #cli #oclif

optional-interactive.ts

...

async getInteractiveArgs() {
    const answer = await prompt([
      {
        type: 'number',
        name: 'count',
        message: 'How many pizza you want to create',
        default: 1,
        validate(value) {
          if (isNaN(parseInt(value, 10))) {
            return 'Pizza count should be a number'
          }
          return true
        },
      },
      {
        type: 'list',
        name: 'crust',
        message: 'How do you want you pizza crust be?',
        default: 'Thin',
        choices: ['Thin', 'Thick'],
      },
      {
        type: 'checkbox',
        name: 'toppings',
        message: 'What do you want to add as toppings?',
        default: '',
        choices: [
          {
            name: '🍖 Pepperoni',
            value: 'pepperoni',
          },
          {
            name: '🍄 Mushroom',
            value: 'mushroom',
          },
          {
            name: '🥓 Bacon',
            value: 'bacon',
          },
          {
            name: '🍍 Pineapple',
            value: 'pineapple',
          },
        ],
        validate(value) {
          if (value.length === 0) {
            return 'You should add at least 1 topping'
          }
          return true
        },
      },
      {
        type: 'confirm',
        name: 'extraSauce',
        message: 'Do you want extra sauce?',
        default: false,
      },
    ])

    return answer
  }


async run() {
    const {args, flags} = this.parse(Create)
    const {count} = args
    const {toppings, crust, extraSauce} = flags
    let pizzaData: PizzaData
    if (count !== null && count > 0 && toppings.length > 0 && crust) {
      pizzaData = {count, toppings, crust, extraSauce}
    } else {
      pizzaData = await this.getInteractiveArgs()
    }

  this.log(JSON.stringify(pizzaData))
  }