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# frozen_string_literal: true |
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require_relative '../type' |
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require_relative '../type/analyzer' |
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module AMA |
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module Entity |
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class Mapper |
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class Engine |
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# Helper and self-explanatory engine class |
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class RecursiveNormalizer |
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# @param [AMA::Entity::Mapper::Type::Registry] registry |
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def initialize(registry) |
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@registry = registry |
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end |
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# @param [Object] entity |
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# @param [AMA::Entity::Mapper::Context] ctx |
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# @param [AMA::Entity::Mapper::Type, NilClass] type |
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def normalize(entity, ctx, type = nil) |
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type ||= find_type(entity.class) |
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target = entity |
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ctx.logger.debug("Normalizing #{entity.class} as #{type.type}") |
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if type.virtual |
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message = "Type #{type.type} is virtual, skipping to attributes" |
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ctx.logger.debug(message) |
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else |
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target = type.normalizer.normalize(entity, type, ctx) |
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end |
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target_type = find_type(target.class) |
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process_attributes(target, target_type, ctx) |
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end |
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private |
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# @param [Object] entity |
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# @param [AMA::Entity::Mapper::Type] type |
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# @param [AMA::Entity::Mapper::Context] ctx |
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def process_attributes(entity, type, ctx) |
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if type.attributes.empty? |
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message = "No attributes found on #{type.type}, returning " \ |
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"#{entity.class} as is" |
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ctx.logger.debug(message) |
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return entity |
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end |
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normalize_attributes(entity, type, ctx) |
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end |
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# @param [Object] entity |
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# @param [AMA::Entity::Mapper::Type] type |
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# @param [AMA::Entity::Mapper::Context] ctx |
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def normalize_attributes(entity, type, ctx) |
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message = "Normalizing attributes of #{entity.class} " \ |
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"(as #{type.type})" |
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ctx.logger.debug(message) |
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enumerator = type.enumerator.enumerate(entity, type, ctx) |
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enumerator.each do |attribute, value, segment| |
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local_ctx = ctx.advance(segment) |
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value = normalize(value, local_ctx) |
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type.injector.inject(entity, type, attribute, value, local_ctx) |
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end |
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entity |
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end |
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# @param [Class, Module] klass |
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# @return [AMA::Entity::Mapper::Type] |
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def find_type(klass) |
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@registry.find(klass) || Type::Analyzer.analyze(klass) |
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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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end |
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ama-team /
ruby-entity-mapper
