hensei-api/app/models/grid_weapon.rb

65 lines
1.9 KiB
Ruby

# frozen_string_literal: true
class GridWeapon < ApplicationRecord
belongs_to :party,
counter_cache: :weapons_count
belongs_to :weapon_key1, class_name: 'WeaponKey', foreign_key: :weapon_key1_id, optional: true
belongs_to :weapon_key2, class_name: 'WeaponKey', foreign_key: :weapon_key2_id, optional: true
belongs_to :weapon_key3, class_name: 'WeaponKey', foreign_key: :weapon_key3_id, optional: true
validate :compatible_with_position
validate :no_conflicts
# Helper methods
def blueprint
GridWeaponBlueprint
end
def weapon
Weapon.find(weapon_id)
end
def weapon_keys
[weapon_key1, weapon_key2, weapon_key3].compact
end
private
# Conflict management methods
# Validates whether the weapon can be added to the desired position
def compatible_with_position
return unless [9, 10, 11].include?(position.to_i) && ![11, 16, 17, 28, 29].include?(series)
errors.add(:series, 'must be compatible with position')
end
# Validates whether the desired weapon key can be added to the weapon
def compatible_with_key
weapon_keys.each do |key|
errors.add(:weapon_keys, 'must be compatible with weapon') unless weapon.compatible_with_key?(key)
end
end
# Validates whether there is a conflict with the party
def no_conflicts
# Check if the grid weapon conflicts with any of the other grid weapons in the party
errors.add(:series, 'must not conflict with existing weapons') unless conflicts(party).nil?
end
# Returns conflicting weapons if they exist
def conflicts(party)
return unless limit
party.weapons.find do |weapon|
series_match = series == weapon.weapon.series
weapon if series_match || opus_or_draconic? && weapon.opus_or_draconic?
end
end
# Returns whether the weapon is included in the Draconic or Dark Opus series
def opus_or_draconic?
[2, 3].include?(series)
end
end