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class Creature < ApplicationRecord
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scope :alive, -> { where('health_points > 0') }
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enum :size, [:small, :big, :giant]
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def to_label
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"#{name} (#{health_points})"
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end
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before_create do
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self.size = case health_points
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when 0..10
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:small
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when 11..30
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:big
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else
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:giant
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end
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end
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end
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