68 lines
1.5 KiB
Ruby
68 lines
1.5 KiB
Ruby
module MusicBrainz
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class BaseModel
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def self.inherited(klass)
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klass.send(:include, InstanceMethods)
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klass.send(:extend, ClassMethods)
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end
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module ClassMethods
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def field(name, type)
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fields[name] = type
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attr_reader name
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define_method("#{name}=") do |val|
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instance_variable_set("@#{name}", validate_type(val, type))
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end
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end
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def fields
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instance_variable_set(:@fields, {}) unless instance_variable_defined?(:@fields)
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instance_variable_get(:@fields)
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end
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def client
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MusicBrainz.client
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end
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end
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module InstanceMethods
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def initialize(params = {})
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params.each do |field, value|
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self.send(:"#{field}=", value)
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end
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end
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def client
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MusicBrainz.client
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end
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private
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def validate_type(val, type)
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if type == Integer
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val.to_i
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elsif type == Float
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val.to_f
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elsif type == String
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val.to_s
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elsif type == Date
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val = if val.nil? or val == ""
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[2030, 12, 31]
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elsif val.split("-").length == 1
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[val.split("-").first.to_i, 12, 31]
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elsif val.split("-").length == 2
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val = val.split("-").map(&:to_i)
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[val.first, val.last, -1]
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else
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val.split("-").map(&:to_i)
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end
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Date.new(*val)
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else
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val
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end
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end
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end
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end
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end
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