Class: Ankit::Card

Inherits:
Object
  • Object
show all
Defined in:
lib/ankit/card.rb,
lib/ankit/challenge.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(params) ⇒ Card

Returns a new instance of Card.



24
25
26
 
# File 'lib/ankit/card.rb', line 24

def initialize(params)
  @params = params
end

Instance Attribute Details

#deckname ⇒ Object (readonly)

Returns the value of attribute deckname.



7
8
9
 
# File 'lib/ankit/card.rb', line 7

def deckname
  @deckname
end

#source ⇒ Object (readonly)

Returns the value of attribute source.



7
8
9
 
# File 'lib/ankit/card.rb', line 7

def source
  @source
end

Class Method Details

.parse(text) ⇒ Object 



9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
# File 'lib/ankit/card.rb', line 9

def self.parse(text)
  lines = text.split(/\r?\n/).select { |l| !/^\#/.match(l) and !/^\s*$/.match(l) }
  return nil if lines.empty?

  params = lines.inject({}) do |a, line|
    case line
    when /^(\w+)\:(.*)/
      a[$1.downcase.to_sym] = $2.strip
    end
    a
  end

  self.new(params)
end

Instance Method Details

#corrected_original_over(wrong) ⇒ Object 



50
51
52
53
54
55
56
57
58
59
60
61
62
63
 
# File 'lib/ankit/challenge.rb', line 50

def corrected_original_over(wrong)
  diff_from_original(wrong) do |ch|
    case ch.action
    when "="
      ch.new_element
    when "!", "+"
      StylableText.styled_text(ch.new_element, :correct)
    when "-"
      ""
    else
      raise
    end
  end
end

#decorated_original(&block) ⇒ Object 



54
55
56
57
 
# File 'lib/ankit/card.rb', line 54

def decorated_original(&block)
  decoed = original.gsub(/\[(.*?)\]/) { |t| block.call(Regexp.last_match) }
  decoed != original ? decoed : decoed.gsub(/^(.*)$/) { |t| block.call(Regexp.last_match) }
end

#diff_from_original(text, &block) ⇒ Object 



47
48
49
50
51
52
 
# File 'lib/ankit/card.rb', line 47

def diff_from_original(text, &block)
  changes = Diff::LCS.sdiff(text, plain_original)
  changes.map do |ch|
    block.call(ch)
  end.join("")
end

#hidden_original ⇒ Object 



49
 
# File 'lib/ankit/challenge.rb', line 49

def hidden_original; decorated_original{ |m| StylableText.styled_text(m[1], :hidden) }; end

#hilight_against_original(wrong) ⇒ Object 



65
66
67
68
69
70
71
72
73
74
75
76
77
78
 
# File 'lib/ankit/challenge.rb', line 65

def hilight_against_original(wrong)
  diff_from_original(wrong) do |ch|
    case ch.action
    when "="
      ch.old_element
    when "!", "-"
      StylableText.styled_text(ch.old_element, :wrong)
    when "+"
      ""
    else
      raise
    end
  end
end

#match?(text) ⇒ Boolean

Returns:

  • (Boolean) 


35
36
37
38
39
40
41
42
43
44
45
 
# File 'lib/ankit/card.rb', line 35

def match?(text)
  return :match if plain_original == text
  return :wrong if 1 < (text.length - plain_original.length).abs

  hiddens = decorated_original { |m| "*"*m[1].size }.chars.to_a
  inside_essentials = to_enum(:diff_from_original, text).find do |ch|
    ch.action != "=" && hiddens[ch.old_position] == "*"
  end

  inside_essentials ? :wrong : :typo
end

#mixed_hilight_for_flash(wrong) ⇒ Object 



80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
 
# File 'lib/ankit/challenge.rb', line 80

def mixed_hilight_for_flash(wrong)
  diff_from_original(wrong) do |ch|
    case ch.action
    when "="
      StylableText.styled_text(ch.old_element, :fyi)
    when "!"
      StylableText.styled_text(ch.old_element, :wrong) + StylableText.styled_text(ch.new_element, :correct)
    when "-"
      StylableText.styled_text(ch.old_element, :wrong)
    when "+"
      StylableText.styled_text(ch.new_element, :correct)
    else
      raise
    end
  end
end

#name ⇒ Object 



31
32
33
 
# File 'lib/ankit/card.rb', line 31

def name
  original.gsub(/\W+/, "-").gsub(/^\-/, "").gsub(/\-$/, "").downcase
end

#original ⇒ Object 



28
 
# File 'lib/ankit/card.rb', line 28

def original() @params[:o]; end

#plain_original ⇒ Object 



59
 
# File 'lib/ankit/card.rb', line 59

def plain_original; decorated_original { |m| m[1] }; end

#translation ⇒ Object 



29
 
# File 'lib/ankit/card.rb', line 29

def translation() @params[:t]; end