Module: Natural20::SpellAttackHelper

Includes:
AttackHelper, Cover
Included in:
Firebolt
Defined in:
lib/natural_20/concerns/spell_attack_helper.rb

Instance Method Summary collapse

Methods included from AttackHelper

#after_attack_roll_hook, #calculate_cover_ac, #effective_ac

Methods included from Cover

#cover_calculation

Instance Method Details

#evaluate_spell_attack(battle, entity, target, spell_properties) ⇒ Object 



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# File 'lib/natural_20/concerns/spell_attack_helper.rb', line 5

def evaluate_spell_attack(battle, entity, target, spell_properties)
  # DnD 5e advantage/disadvantage checks
  advantage_mod, adv_info = target_advantage_condition(battle, entity, target, spell_properties)

  attack_roll = entity.ranged_spell_attack!(battle, spell_properties[:name], advantage: advantage_mod.positive?,
                                                                             disadvantage: advantage_mod.negative?)

  target_ac, _cover_ac = effective_ac(
    battle, target
  )

  force_miss = after_attack_roll_hook(battle, target,
                                      source, attack_roll, target_ac, spell: spell_properties)
  if !force_miss
    cover_ac_adjustments = 0
    hit = if attack_roll.nat_20?
            true
          elsif attack_roll.nat_1?
            false
          else
            target_ac, cover_ac_adjustments = effective_ac(battle, target)
            attack_roll.result >= target_ac
          end
  else
    hit = false
  end
  [hit, attack_roll, advantage_mod, cover_ac_adjustments]
end