mirror of
https://github.com/ditkrg/active_model_serializers.git
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2c2f948fa0
Pagination links will be included in your response automatically as long as the resource is paginated using Kaminari or WillPaginate and if you are using a JSON-API adapter. The others adapters does not have this feature.
83 lines
2.4 KiB
Ruby
83 lines
2.4 KiB
Ruby
require "set"
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module ActiveModel
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class SerializableResource
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ADAPTER_OPTION_KEYS = Set.new([:include, :fields, :adapter])
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def initialize(resource, options = {})
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@resource = resource
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@adapter_opts, @serializer_opts =
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options.partition { |k, _| ADAPTER_OPTION_KEYS.include? k }.map { |h| Hash[h] }
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end
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delegate :serializable_hash, :as_json, :to_json, to: :adapter
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# Primary interface to building a serializer (with adapter)
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# If no block is given,
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# returns the serializable_resource, ready for #as_json/#to_json/#serializable_hash.
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# Otherwise, yields the serializable_resource and
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# returns the contents of the block
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def self.serialize(resource, options = {})
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serializable_resource = SerializableResource.new(resource, options)
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if block_given?
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yield serializable_resource
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else
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serializable_resource
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end
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end
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def serialization_scope=(scope)
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serializer_opts[:scope] = scope
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end
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def serialization_scope
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serializer_opts[:scope]
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end
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def serialization_scope_name=(scope_name)
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serializer_opts[:scope_name] = scope_name
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end
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def adapter
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@adapter ||= ActiveModel::Serializer::Adapter.create(serializer_instance, adapter_opts)
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end
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alias_method :adapter_instance, :adapter
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def serializer_instance
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@serializer_instance ||= serializer.new(resource, serializer_opts)
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end
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# Get serializer either explicitly :serializer or implicitly from resource
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# Remove :serializer key from serializer_opts
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# Replace :serializer key with :each_serializer if present
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def serializer
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@serializer ||=
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begin
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@serializer = serializer_opts.delete(:serializer)
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@serializer ||= ActiveModel::Serializer.serializer_for(resource)
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if serializer_opts.key?(:each_serializer)
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serializer_opts[:serializer] = serializer_opts.delete(:each_serializer)
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end
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@serializer
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end
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end
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alias_method :serializer_class, :serializer
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# True when no explicit adapter given, or explicit appear is truthy (non-nil)
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# False when explicit adapter is falsy (nil or false)
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def use_adapter?
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!(adapter_opts.key?(:adapter) && !adapter_opts[:adapter])
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end
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def serializer?
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use_adapter? && !!(serializer)
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end
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private
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attr_reader :resource, :adapter_opts, :serializer_opts
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end
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end
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