Class: Fools::Sheet::Semantics

Inherits:
CARPS::Sheet::UserVerifier
  • Object
show all
Defined in:
lib/fools/sheet/semantics.rb

Overview

Semantic verifier for Fools character sheets

Instance Method Summary collapse

Instance Method Details

#produce_errors(sheet) ⇒ Object

Verify a sheet, produce errors if they occur



30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
 
# File 'lib/fools/sheet/semantics.rb', line 30

def produce_errors sheet

   errors = []
   lims = field_limits
   # Verify all values are within bounds
   lims.each do |key, valid|
      attr = sheet[key]
      if attr
         if not valid.include? attr
            errors.push "Damnit man, #{key} must be between #{valid.min} and #{valid.max}!"
         end
      end
   end

   # Verify that no more than the limited number of character points has been spent
   total = 0
   advts = [
      "The Readies",
      "The Old Grey Matter",
      "The Outer Crust",
      "Vim & Vigour",
      "Tolerance for Alcohol",
      "Luck",
      "Conscience"
   ]
   advts.each do |key|
      val = sheet[key]
      if val
         gain = cost(val.abs)
         if val < 0
            gain = -gain
         end
         total += gain
      end
   end

   car = sheet["Sports Car"]
   if car == "Basic"
      total += 1
   elsif car == "Flashy"
      total += 3
   end

   valet = sheet["Gentleman's Gentleman"]
   if valet == "Good"
      total += 1
   elsif valet == "Superior"
      total += 3
   end

   limit = sheet["Character Points"]
   if total > limit
      errors.push "Don't you know that you used #{total} character points, yet you only had #{limit}?"
   elsif total < limit
      CARPS::UI::highlight "Chin up old bean, you still have #{limit - total} points to spend."
   end
   if errors.empty?
      nil
   else
      errors
   end
end