Class: MiddleEarthCombat

Inherits:
Object
  • Object
show all
Defined in:
lib/middle_earth_challenge_simulator.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(c1, c2) ⇒ MiddleEarthCombat

Returns a new instance of MiddleEarthCombat.

Raises:

  • (ArgumentError) 


82
83
84
85
86
87
88
 
# File 'lib/middle_earth_challenge_simulator.rb', line 82

def initialize (c1, c2)
  raise ArgumentError if c1.health <= 0 || c2.health <= 0
  @character1 = c1
  @character2 = c2
  @victor = nil
  @results = []
end

Instance Attribute Details

#character1 ⇒ Object (readonly)

Returns the value of attribute character1.



80
81
82
 
# File 'lib/middle_earth_challenge_simulator.rb', line 80

def character1
  @character1
end

#character2 ⇒ Object (readonly)

Returns the value of attribute character2.



80
81
82
 
# File 'lib/middle_earth_challenge_simulator.rb', line 80

def character2
  @character2
end

#results ⇒ Object (readonly)

Returns the value of attribute results.



80
81
82
 
# File 'lib/middle_earth_challenge_simulator.rb', line 80

def results
  @results
end

#victor ⇒ Object (readonly)

Returns the value of attribute victor.



80
81
82
 
# File 'lib/middle_earth_challenge_simulator.rb', line 80

def victor
  @victor
end

Class Method Details

.get_damage(a1, a2) ⇒ Object 



91
92
93
94
95
96
97
98
 
# File 'lib/middle_earth_challenge_simulator.rb', line 91

def MiddleEarthCombat.get_damage(a1, a2)   
  #tie
  return 0 if (a1 == a2)
  
  max_damage = a1.attack_value - a2.attack_value if a1 > a2
  max_damage = a2.attack_value - a1.attack_value if a2 > a1
  return rand(max_damage) + 1      
end

Instance Method Details

#do_round(a1 = Attack.new(@character1.challenge_rank), a2 = Attack.new(@character2.challenge_rank), d = MiddleEarthCombat.get_damage(a1, a2)) ⇒ Object

Raises:

  • (RuntimeError) 


100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
 
# File 'lib/middle_earth_challenge_simulator.rb', line 100

def do_round(a1 = Attack.new(@character1.challenge_rank), 
    a2 = Attack.new(@character2.challenge_rank), 
    d = MiddleEarthCombat.get_damage(a1, a2))

  raise RuntimeError if @character1.health <= 0 || @character2.health <= 0
  if a1 > a2
    @character2.health = @character2.health - d
  elsif a2 > a1
    @character1.health = @character1.health - d
  else
    #tie
  end            
  
  @results << CombatRound.new(a1, a2, d, @character1, @character2)    
end

#fight ⇒ Object 



116
117
118
119
120
121
 
# File 'lib/middle_earth_challenge_simulator.rb', line 116

def fight
  until self.character1.health <= 0 || self.character2.health <= 0
    do_round      
  end
  @victor = self.character1.health > 0 ? self.character1 : self.character2
end

#to_s ⇒ Object 



123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
 
# File 'lib/middle_earth_challenge_simulator.rb', line 123

def to_s
  result = "============================================================\n" \
           "MiddleEarthCombat\n" \
           "Victor: #{@victor}\n" \
           "after #{@results.size} rounds\n" \
           "============================================================\n" \
           "Combat Details\n"
  @results.each do |r|
    result << "------------------------------------------\n"
    result << "Damage #{r.damage}\n"
    result << "#{r.character1} attack was #{r.attack1}\n"
    result << "#{r.character2} attack was #{r.attack2}\n"      
  end
  
return result      
end