Class: Gitlab::Graphql::Loaders::FullPathModelLoader

Inherits:
Object
  • Object
show all
Defined in:
lib/gitlab/graphql/loaders/full_path_model_loader.rb

Overview

Suitable for use to find resources that expose ‘where_full_path_in`, such as Project, Group, Namespace full path is always converted to lowercase for case-insensitive results

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(model_class, full_path) ⇒ FullPathModelLoader

Returns a new instance of FullPathModelLoader.



12
13
14
15
 
# File 'lib/gitlab/graphql/loaders/full_path_model_loader.rb', line 12

def initialize(model_class, full_path)
  @model_class = model_class
  @full_path = full_path.downcase
end

Instance Attribute Details

#full_path ⇒ Object (readonly)

Returns the value of attribute full_path.



10
11
12
 
# File 'lib/gitlab/graphql/loaders/full_path_model_loader.rb', line 10

def full_path
  @full_path
end

#model_class ⇒ Object (readonly)

Returns the value of attribute model_class.



10
11
12
 
# File 'lib/gitlab/graphql/loaders/full_path_model_loader.rb', line 10

def model_class
  @model_class
end

Instance Method Details

#find ⇒ Object 



17
18
19
20
21
22
23
24
25
26
27
28
29
30
 
# File 'lib/gitlab/graphql/loaders/full_path_model_loader.rb', line 17

def find
  BatchLoader::GraphQL.for(full_path).batch(key: model_class) do |full_paths, loader, args|
    scope = args[:key]
    # this logic cannot be placed in the NamespaceResolver due to N+1
    scope = scope.without_project_namespaces if scope == Namespace
    # `with_route` avoids an N+1 calculating full_path
    scope = scope.where_full_path_in(full_paths).with_route
      .allow_cross_joins_across_databases(url: "https://gitlab.com/gitlab-org/gitlab/-/issues/420046")

    scope.each do |model_instance|
      loader.call(model_instance.full_path.downcase, model_instance)
    end
  end
end