Module: Coo::Helper::Question

Defined in:
lib/coo/helper/question.rb

Class Method Summary collapse

Class Method Details

.easy_make_sure?(remind_str = 'Are you sure you want to do this?') ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/coo/helper/question.rb', line 21

def self.easy_make_sure?(remind_str = 'Are you sure you want to do this?')
  answer = self.question_and_options(remind_str, true, 'yes', 'no')
  flag = false
  if answer == 0 || answer == -1
    puts 'Continue 🚀'.green
    flag = true
  else
    puts 'Cancel 💥'.red
  end
  if block_given?
    yield flag
  end
  flag
end

.make_sure?(remind_str = 'Are you sure you want to do this?') ⇒ 状态值 turn 为继续执行；false 为取消执行

Parameters:

  • remind_str (确认提示) (defaults to: 'Are you sure you want to do this?')

Returns:

  • (状态值 turn 为继续执行；false 为取消执行) 


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# File 'lib/coo/helper/question.rb', line 6

def self.make_sure?(remind_str = 'Are you sure you want to do this?')
  answer = self.question_and_options(remind_str, false, 'yes', 'no')
  flag = false
  if answer == 0
    puts 'Continue 🚀'.green
    flag = true
  else
    puts 'Cancel 💥'.red
  end
  if block_given?
    yield flag
  end
  flag
end

.question_and_options(question_str, accept_enter, *options, &block) ⇒ 选中的值, -1 为直接 enter; 其他值为选中值得下标

Parameters:

  • question_str (问题)
  • accept_enter (是否允许直接点 enter 键)
  • options (多个选项)

Returns:

  • (选中的值, -1 为直接 enter; 其他值为选中值得下标) 


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# File 'lib/coo/helper/question.rb', line 40

def self.question_and_options(question_str, accept_enter, *options, &block)
  if (question_str.to_s.empty? || options.length == 0)
    puts 'question_and_options 参数错误'
    exit
  end

  option_str = '[ '
  for i in 0...options.length
    op = options[i].to_s
    if op.empty?
      puts 'question_and_options 参数错误'
      exit
    end
    option_str = option_str.concat(op)
    if i < options.length - 1
      option_str = option_str.concat(' / ')
    end
  end
  option_str = option_str.concat(' ]')

  show_str = question_str + ' ' + option_str
  puts show_str.blue

  answer = $stdin.gets.chomp.downcase
  selected = -2

  if answer.to_s.empty?
    selected = -1
  else
    options.each_with_index do |opi, ii|
      if answer == opi.to_s.downcase
        selected = ii
        break
      end
    end
  end

  lower_limit = 0
  if accept_enter == true
    lower_limit = -1
  end

  if selected < lower_limit
    if block_given?
      return self.question_and_options("💥 Input error, please input again!", accept_enter, *options, &block)
    else
      return self.question_and_options("💥 Input error, please input again!", accept_enter, *options)
    end

  else
    if block_given?
      value = ''
      if selected >= 0
        value = options[selected].to_s
      end
      yield selected, value
    end
    return selected
  end
end

.remind_input(question_str, valid_regexp = /[\s\S]*/, &block) ⇒ Object 



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# File 'lib/coo/helper/question.rb', line 101

def self.remind_input(question_str, valid_regexp = /[\s\S]*/, &block)
  puts question_str.blue
  answer = $stdin.gets.chomp
  if valid_regexp.match(answer)
    if block_given?
      yield answer
    end
    return answer
  else
    return remind_input("💥 Input error, please input again!", valid_regexp, &block)
  end
end