Class: ConvenientService::Common::Plugins::CanHaveUserProvidedEntity::Commands::FindOrCreateEntity

Inherits:
Support::Command
  • Object
show all
Defined in:
lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Methods inherited from Support::Command

[], call

Constructor Details

#initialize(namespace:, proto_entity:) ⇒ void 



31
32
33
34
 
# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 31

def initialize(namespace:, proto_entity:)
  @namespace = namespace
  @proto_entity = proto_entity
end

Instance Attribute Details

#namespace ⇒ Object (readonly)

Returns the value of attribute namespace.



18
19
20
 
# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 18

def namespace
  @namespace
end

#proto_entity ⇒ Object (readonly)

Returns the value of attribute proto_entity.



24
25
26
 
# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 24

def proto_entity
  @proto_entity
end

Instance Method Details

#call ⇒ void 



39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
 
# File 'lib/convenient_service/common/plugins/can_have_user_provided_entity/commands/find_or_create_entity.rb', line 39

def call
  ::ConvenientService.raise Exceptions::ProtoEntityHasNoName.new(proto_entity: proto_entity) unless proto_entity_name
  ::ConvenientService.raise Exceptions::ProtoEntityHasNoConcern.new(proto_entity: proto_entity) unless proto_entity_concern

  entity.include Core

  entity.include proto_entity_concern

  ##
  # @example Result for service.
  #
  #   klass = ConvenientService::Common::Plugins::CanHaveUserProvidedEntity::Commands::FindOrCreateEntity.call(
  #     namespace: SomeService,
  #     proto_entity: ConvenientService::Service::Plugins::HasJSendResult::Entities::Result
  #   )
  #
  #   ##
  #   # `klass` is something like:
  #   #
  #   # class Result < ConvenientService::Service::Plugins::HasJSendResult::Entities::Result # or just `class Result` if service (namespace) class defines its own.
  #   #   include ConvenientService::Service::Plugins::HasJSendResult::Entities::Result::Concern # (concern)
  #   #
  #   #   class << self
  #   #     def proto_entity
  #   #       ##
  #   #       # NOTE: Returns `proto_entity` passed to `FindOrCreateEntity`.
  #   #       #
  #   #       proto_entity
  #   #     end
  #   #
  #   #     def ==(other)
  #   #       return unless other.respond_to?(:proto_entity)
  #   #
  #   #       self.proto_entity == other.proto_entity
  #   #     end
  #   #   end
  #   # end
  #
  entity.class_exec(proto_entity) do |proto_entity|
    ##
    # @return [Class]
    #
    define_singleton_method(:proto_entity) { proto_entity }

    ##
    # @param other [Object] Can by any type.
    # @return [Boolean, nil]
    #
    # @internal
    #   TODO: Try `self.proto_entity == other.proto_entity if self < proto_entity_concern`.
    #
    define_singleton_method(:==) { |other| self.proto_entity == other.proto_entity if other.respond_to?(:proto_entity) }

    ##
    # TODO: `inspect`.
    #
    # define_singleton_method(:inspect) { "#{entity}(Prototyped by #{proto_entity})" }
  end

  entity
end