# Copyright (c) 2011-2014, HL7, Inc & The MITRE Corporation
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# are permitted provided that the following conditions are met:
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module FHIR
    class Media 
        
        include Mongoid::Document
        include Mongoid::History::Trackable
        include FHIR::Element
        include FHIR::Resource
        include FHIR::Formats::Utilities
        include FHIR::Serializer::Utilities
        extend FHIR::Deserializer::Media
        
        SEARCH_PARAMS = [
            '_id',
            'subject',
            'subtype',
            '_language',
            'view',
            'date',
            'type',
            'identifier',
            'operator'
            ]
        
        VALID_CODES = {
            fhirType: [ "photo", "video", "audio" ]
        }
        
        field :fhirType, type: String
        validates :fhirType, :inclusion => { in: VALID_CODES[:fhirType] }
        validates_presence_of :fhirType
        embeds_one :subtype, class_name:'FHIR::CodeableConcept'
        embeds_many :identifier, class_name:'FHIR::Identifier'
        field :dateTime, type: FHIR::PartialDateTime
        embeds_one :subject, class_name:'FHIR::ResourceReference'
        embeds_one :operator, class_name:'FHIR::ResourceReference'
        embeds_one :view, class_name:'FHIR::CodeableConcept'
        field :deviceName, type: String
        field :height, type: Integer
        field :width, type: Integer
        field :frames, type: Integer
        field :length, type: Integer
        embeds_one :content, class_name:'FHIR::Attachment'
        validates_presence_of :content
        track_history
    end
end
