Class: Menu

Inherits:
Object
  • Object
show all
Includes:
Prompt
Defined in:
lib/bunch/url_generator.rb

Overview

Collection of menu items

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods included from Prompt

#choose_number, #get_line, #get_text, #url_encode_text, #yn

Constructor Details

#initialize(items) ⇒ Menu

Returns a new instance of Menu.



145
146
147
 
# File 'lib/bunch/url_generator.rb', line 145

def initialize(items)
  @items = items
end

Instance Attribute Details

#items ⇒ Object

Returns the value of attribute items.



143
144
145
 
# File 'lib/bunch/url_generator.rb', line 143

def items
  @items
end

Instance Method Details

#choose(query = 'Select an item') ⇒ Object 



149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
 
# File 'lib/bunch/url_generator.rb', line 149

def choose(query = 'Select an item')
  throw 'No items initialized' if @items.nil?
  $stderr.puts
  warn "┌#{'─' * 74}┐"
  intpad = Math.log10(@items.length).to_i + 1
  @items.each_with_index do |item, idx|
    idxstr = format("%#{intpad}d", idx + 1)
    line = "#{idxstr}: #{item.title}"
    pad = 74 - line.length
    warn "│#{line}#{' ' * pad}│"
  end
  warn "└┤ #{query} ├#{'─' * (70 - query.length)}┘"
  sel = choose_number('> ', @items.length)
  sel ? @items[sel.to_i - 1] : nil
end