59 lines
1.1 KiB
Ruby
59 lines
1.1 KiB
Ruby
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class ConditionForm
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include ActiveModel::Model
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include Logic
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attr_accessor :top_operator_name, :rows
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def to_condition
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case sub_conditions.count
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when 0
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nil
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when 1
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sub_conditions.first
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else
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top_operator_class.new(sub_conditions)
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end
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end
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def delete_row(i)
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rows.slice!(i)
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self
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end
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def change_champ(i)
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sub_conditions[i] = Logic.ensure_compatibility_from_left(sub_conditions[i])
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self
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end
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private
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def top_operator_class
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Logic.class_from_name(top_operator_name)
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end
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def sub_conditions
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@sub_conditions ||= rows.map { |row| row_to_condition(row) }
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end
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def row_to_condition(row)
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left = Logic.from_json(row[:targeted_champ])
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right = parse_value(row[:value])
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Logic.class_from_name(row[:operator_name]).new(left, right)
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end
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def parse_value(value)
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return empty if value.blank?
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number = Integer(value) rescue nil
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return constant(number) if number.present?
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json = JSON.parse(value) rescue nil
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return Logic.from_json(value) if json.present?
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constant(value)
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end
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end
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