47 lines
775 B
Ruby
47 lines
775 B
Ruby
# Provides an ActiveRecord-like interface to a model whose data is not persisted to a database.
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module StaticModel
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extend ActiveSupport::Concern
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module ClassMethods
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# Used by ActiveRecord's polymorphic association to set object_id
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def primary_key
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'id'
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end
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# Used by ActiveRecord's polymorphic association to set object_type
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def base_class
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self
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end
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end
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# Used by AR for fetching attributes
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#
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# Pass it along if we respond to it.
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def [](key)
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send(key) if respond_to?(key)
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end
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def to_param
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id
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end
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def new_record?
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false
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end
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def persisted?
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false
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end
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def destroyed?
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false
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end
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def ==(other)
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if other.is_a? ::StaticModel
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id == other.id
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else
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super
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end
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end
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end
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