Class: Aws::Record::ItemData Private
- Inherits:
-
Object
- Object
- Aws::Record::ItemData
- Defined in:
- lib/aws-record/record/item_data.rb
This class is part of a private API. You should avoid using this class if possible, as it may be removed or be changed in the future.
Instance Method Summary collapse
- #attribute_dirty!(name) ⇒ Object private
- #attribute_dirty?(name) ⇒ Boolean private
- #attribute_was(name) ⇒ Object private
- #build_save_hash ⇒ Object private
- #clean! ⇒ Object private
- #dirty ⇒ Object private
- #dirty? ⇒ Boolean private
- #get_attribute(name) ⇒ Object private
- #hash_copy ⇒ Object private
-
#initialize(model_attributes, opts) ⇒ ItemData
constructor
private
A new instance of ItemData.
- #populate_default_values ⇒ Object private
- #raw_value(name) ⇒ Object private
- #rollback_attribute!(name) ⇒ Object private
- #set_attribute(name, value) ⇒ Object private
Constructor Details
#initialize(model_attributes, opts) ⇒ ItemData
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
Returns a new instance of ItemData.
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# File 'lib/aws-record/record/item_data.rb', line 19 def initialize(model_attributes, opts) @data = {} @clean_copies = {} @dirty_flags = {} @model_attributes = model_attributes @track_mutations = opts[:track_mutations] @track_mutations = true if opts[:track_mutations].nil? populate_default_values end |
Instance Method Details
#attribute_dirty!(name) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 67 def attribute_dirty!(name) @dirty_flags[name] = true end |
#attribute_dirty?(name) ⇒ Boolean
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 54 def attribute_dirty?(name) if @dirty_flags[name] true else value = get_attribute(name) value != @clean_copies[name] end end |
#attribute_was(name) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 63 def attribute_was(name) @clean_copies[name] end |
#build_save_hash ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 94 def build_save_hash @data.inject({}) do |acc, name_value_pair| attr_name, raw_value = name_value_pair attribute = @model_attributes.attribute_for(attr_name) if !raw_value.nil? || attribute.persist_nil? db_name = attribute.database_name acc[db_name] = attribute.serialize(raw_value) end acc end end |
#clean! ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 41 def clean! @dirty_flags = {} @model_attributes.attributes.each_key do |name| populate_default_values value = get_attribute(name) if @track_mutations @clean_copies[name] = _deep_copy(value) else @clean_copies[name] = value end end end |
#dirty ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 71 def dirty @model_attributes.attributes.keys.inject([]) do |acc, name| acc << name if attribute_dirty?(name) acc end end |
#dirty? ⇒ Boolean
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 78 def dirty? dirty.empty? ? false : true end |
#get_attribute(name) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 29 def get_attribute(name) @model_attributes.attribute_for(name).type_cast(@data[name]) end |
#hash_copy ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 90 def hash_copy @data.dup end |
#populate_default_values ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 106 def populate_default_values @model_attributes.attributes.each do |name, attribute| unless attribute.default_value.nil? if @data[name].nil? && @data[name].nil? @data[name] = attribute.default_value end end end end |
#raw_value(name) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 37 def raw_value(name) @data[name] end |
#rollback_attribute!(name) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 82 def rollback_attribute!(name) if attribute_dirty?(name) @dirty_flags.delete(name) set_attribute(name, attribute_was(name)) end get_attribute(name) end |
#set_attribute(name, value) ⇒ Object
This method is part of a private API. You should avoid using this method if possible, as it may be removed or be changed in the future.
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# File 'lib/aws-record/record/item_data.rb', line 33 def set_attribute(name, value) @data[name] = value end |