Class: SfCli::Sf::Model::ClassDefinition

Inherits:
Object
  • Object
show all
Defined in:
lib/sf_cli/sf/model/class_definition.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(schema) ⇒ ClassDefinition

Returns a new instance of ClassDefinition.



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 9

def initialize(schema)
  @schema = Schema.new(schema)
end

Instance Attribute Details

#schema ⇒ Object (readonly)

Returns the value of attribute schema.



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 7

def schema
  @schema
end

Instance Method Details

#children_relation_methods ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 96

def children_relation_methods
  schema.children_relations.each_with_object('') do |r, s|
    s << <<~EOS
      def #{r[:name]}
        @#{r[:name]}
      end

      def #{r[:name]}=(records)
        @#{r[:name]} = records.map{|attributes| #{r[:class_name]}.new(attributes)}
      end
    EOS
  end
end

#class_methods ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 64

def class_methods
  <<~EOS
    class << self
      def field_names
        @field_names ||= #{ schema.field_names }
      end

      def parent_relations
        @parent_relations ||= #{ schema.parent_relations }
      end

      def children_relations
        @children_relations ||= #{ schema.children_relations }
      end
    end
  EOS
end

#define_initialize ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 32

def define_initialize
  <<~EOS
    def initialize(attributes = {})
      attributes.each do |k, v|
        field_name = k.to_sym
        if self.class.field_names.include?(field_name)
          #instance_variable_set ('@' + field_name.to_s).to_sym, v
          __send__ (field_name.to_s + '='), v
        elsif self.class.parent_relations.find{|r| r[:name] == field_name}
          __send__ (field_name.to_s + '='), v
        elsif self.class.children_relations.find{|r| r[:name] == field_name}
          __send__ (field_name.to_s + '='), (v.nil? ? [] : v)
        end
      end
    end
  EOS
end

#define_to_h ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 50

def define_to_h
  <<~EOS
    def to_h(keys: nil)
      self.class.field_names.each_with_object({}) do |name, hash|
        if keys&.instance_of?(Array)
          hash[name] = __send__(name) if keys.include?(name)
        else
          hash[name] = __send__(name)
        end
      end
    end
  EOS
end

#parent_relation_methods ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 82

def parent_relation_methods
  schema.parent_relations.each_with_object('') do |r, s|
    s << <<~EOS
      def #{r[:name]}
        @#{r[:name]}
      end

      def #{r[:name]}=(attributes)
        @#{r[:name]} = #{r[:class_name]}.new(attributes)
      end
    EOS
  end
end

#to_s ⇒ Object 



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# File 'lib/sf_cli/sf/model/class_definition.rb', line 13

def to_s
  <<~Klass
    Class.new do
      #{ class_methods }

      field_names.each do |name|
        attr_accessor name
      end

      #{ parent_relation_methods }
      #{ children_relation_methods }

      #{ define_initialize }

      #{ define_to_h }
    end
  Klass
end