Class: Wayfinder::Character

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

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(source_data = {}) ⇒ Character

Returns a new instance of Character.



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# File 'lib/wayfinder.rb', line 22

def initialize(source_data = {})
  self.source_data = source_data
end

Instance Attribute Details

#source_data ⇒ Object

:source_data must be a hash with the following keys, each containing the data of its corresponding yaml file.

* main         - contains hp, base attack bonus, saving throws, xp, name,
                 basic stats, str, dex, con, wis, int and cha.

* modifiers    - contains descriptions of items, feats, magical effects, or
                 any other thing that modifies character attributes.

* skills       - skills contain data on the ranks and associated stats for
                 each given skill.



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# File 'lib/wayfinder.rb', line 20

def source_data
  @source_data
end

Instance Method Details

#ac ⇒ Object 



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# File 'lib/wayfinder.rb', line 156

def ac
  10 + dexterity_modifier + modifier_for('ac')
end

#active_stack ⇒ Object

Returns an array of items in the modifier stack marked with ‘active: true’



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# File 'lib/wayfinder.rb', line 66

def active_stack
  source_data.modifiers.select { |item| item.fetch('active', true) }
end

#alignment ⇒ Object 



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# File 'lib/wayfinder.rb', line 105

def alignment
  source_data.main.alignment
end

#bab ⇒ Object 



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# File 'lib/wayfinder.rb', line 133

def bab
  source_data.main.bab
end

#base_ability_scores ⇒ Object 



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# File 'lib/wayfinder.rb', line 37

def base_ability_scores
  source_data.main.ability_scores
end

#base_saving_throws ⇒ Object 



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# File 'lib/wayfinder.rb', line 41

def base_saving_throws
  source_data.main.saving_throws
end

#cmb ⇒ Object 



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# File 'lib/wayfinder.rb', line 164

def cmb
  10 + bab + strength_modifier + modifier_for('cmd')
end

#cmd ⇒ Object 



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# File 'lib/wayfinder.rb', line 160

def cmd
  10 + bab + strength_modifier + dexterity_modifier + modifier_for('cmd')
end

#current_hp ⇒ Object 



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# File 'lib/wayfinder.rb', line 121

def current_hp
  hp - received_damage
end

#damage ⇒ Object 



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# File 'lib/wayfinder.rb', line 141

def damage
  strength_modifier + modifier_for('damage')
end

#damage_reduction ⇒ Object 



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# File 'lib/wayfinder.rb', line 168

def damage_reduction
  0 + modifier_for('damage_reduction')
end

#fortitude ⇒ Object 



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# File 'lib/wayfinder.rb', line 45

def fortitude
  base_saving_throws.fortitude + constitution_modifier + modifier_for('fortitude')
end

#full_attack ⇒ Object 



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# File 'lib/wayfinder.rb', line 145

def full_attack
  attack_babs = [bab]

  ## Fuck yeah I used a while in ruby, fuck you, fuck everything, EVERYTHING.
  while attack_babs.last - 5 >= 1
    attack_babs << attack_babs.last - 5
  end

  attack_babs.map { |attack| to_hit(attack) }
end

#hp ⇒ Object 



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# File 'lib/wayfinder.rb', line 113

def hp
  source_data.main.hp + modifier_for('hp')
end

#initiative ⇒ Object 



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# File 'lib/wayfinder.rb', line 129

def initiative
  dexterity_modifier + modifier_for('initiative')
end

#modifier_for(attribute) ⇒ Object

Outputs the final numeric modifier for the specified attribute.



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# File 'lib/wayfinder.rb', line 91

def modifier_for(attribute)
  modifier = 0

  stack_for(attribute).each do |mod|
    modifier += mod.fetch('modifiers', {}).fetch(attribute, 0)
  end

  modifier
end

#name ⇒ Object 



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# File 'lib/wayfinder.rb', line 101

def name
  source_data.main.name
end

#received_damage ⇒ Object 



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# File 'lib/wayfinder.rb', line 117

def received_damage
  source_data.main.received_damage
end

#reflex ⇒ Object 



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# File 'lib/wayfinder.rb', line 49

def reflex
  base_saving_throws.reflex + dexterity_modifier + modifier_for('reflex')
end

#saving_throws ⇒ Object 



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# File 'lib/wayfinder.rb', line 57

def saving_throws
  {
    fortitude:  fortitude,
    reflex:     reflex,
    will:       will
  }
end

#skill(skill_name) ⇒ Object 



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# File 'lib/wayfinder.rb', line 172

def skill(skill_name)
  skill = source_data.skills.fetch(skill_name, {})

  computed_score = skill.fetch('ranks', 0) +
                   self.send("#{ skill.stat }_modifier") +
                   modifier_for(skill_name) +
                   modifier_for('all_skills')

  computed_score += 3 if skill['class']

  computed_score
end

#skills ⇒ Object 



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# File 'lib/wayfinder.rb', line 185

def skills
  source_data.skills.map do |name, _|
    [name, skill(name)]
  end.to_h
end

#speed ⇒ Object 



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# File 'lib/wayfinder.rb', line 125

def speed
  30 + modifier_for('speed')
end

#stack_for(attribute) ⇒ Object

Returns an array of object who affect the specified attribute



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# File 'lib/wayfinder.rb', line 71

def stack_for(attribute)
  related_stack = active_stack.select { |item|
    item.fetch('modifiers', {}).keys.include?(attribute)
  }.group_by { |item| item['type'] }

  # Start by adding all modifiers with no type, or initializing at []
  applicable_stack = related_stack.delete(nil) || []

  # Then for each of the remaining modifiers by group, pick only the
  # biggest one.
  related_stack.each { |_, mods|
    applicable_stack << mods.sort_by { |m|
                          m.modifiers[attribute]
                        }.last
  }

  applicable_stack
end

#to_hit(base_attack = self.bab) ⇒ Object 



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# File 'lib/wayfinder.rb', line 137

def to_hit(base_attack = self.bab)
  base_attack + strength_modifier + modifier_for('to_hit')
end

#will ⇒ Object 



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# File 'lib/wayfinder.rb', line 53

def will
  base_saving_throws.will + wisdom_modifier + modifier_for('will')
end

#xp ⇒ Object 



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# File 'lib/wayfinder.rb', line 109

def xp
  source_data.main.xp
end