Class: NtqTools::Generators::GraphqlScaffoldGenerator

Inherits:
Rails::Generators::NamedBase
  • Object
show all
Defined in:
lib/generators/ntq_tools/graphql_scaffold_generator.rb

Instance Method Summary collapse

Instance Method Details

#create_type_fileObject



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# File 'lib/generators/ntq_tools/graphql_scaffold_generator.rb', line 7

def create_type_file
  singular_name = plural_name.singularize
  context_name = plural_name.camelcase
  class_name = singular_name.camelcase
  return unless defined?(class_name.constantize) && class_name.constantize.respond_to?(:columns_hash)

  definition = []
  class_name.constantize.columns_hash.map do |k, v|
    next if SKIPPED_ATTRIBUTE_NAMES.include?(k)

    case v.type
    when :string, :text
      definition << "field :#{k}, String"
    when :integer
      definition << if k.include?('_id') || k == 'id'
                      "field :#{k}, ID"
                    else
                      "field :#{k}, Integer"
                    end
    when :boolean
      definition << "field :#{k}, Boolean"
    when :decimal
      definition << "field :#{k}, Float"
    when :date, :datetime, :time
      definition << "field :#{k}, Types::TimeType"
    else
      raise "Type non défini: #{v.type.inspect}"
    end
  end

  attributes = []
  class_name.constantize.columns_hash.map do |k, v|
    next if SKIPPED_ATTRIBUTE_NAMES.include?(k)

    case v.type
    when :string, :text
      attributes << "argument :#{k}, String, required: false"
    when :integer
      attributes << if k.include?('_id') || k == 'id'
                      "argument :#{k}, ID, required: false"
                    else
                      "argument :#{k}, Integer, required: false"
                    end
    when :boolean
      attributes << "argument :#{k}, Boolean, required: false"
    when :decimal
      attributes << "argument :#{k}, Float, required: false"
    when :date, :datetime
      attributes << "argument :#{k}, Types::TimeType, required: false"
    else
      raise "Type non défini: #{v.type.inspect}"
    end
  end

  associations = []
  i[belongs_to has_one].each do |association_type|
    class_name.constantize.reflect_on_all_associations(association_type).each do |asso|
      asso_class_name = asso.options.dig(:class_name) || asso.name.to_s.singularize.camelcase
      associations << "field :#{asso.name}, Types::#{asso_class_name.pluralize.camelcase}::#{asso_class_name}Type"
    end
  end
  [:has_many].each do |association_type|
    class_name.constantize.reflect_on_all_associations(association_type).each do |asso|
      asso_class_name = asso.options.dig(:class_name) || asso.name.to_s.singularize.camelcase
      next if asso_class_name == 'PaperTrail::Version'

      associations << "field :#{asso.name}, [Types::#{asso_class_name.pluralize.camelcase}::#{asso_class_name}Type]"
    end
  end

  # Type file
create_file "app/graphql/types/#{plural_name}/#{singular_name}_type.rb", "module Types\n  module \#{plural_name.camelcase}\n    class \#{singular_name.camelcase}Type < BaseObject\ninclude Resolvers::TimestampsFields\ninclude Resolvers::AuthorizationFields\n\n# authorize_resource\n# authorize_attributes\n\n\#{definition.join('\n')}\n\n## Associations\n\n\#{associations.join('\n')}\n    end\n  end\nend\n"

# Attributes file
create_file "app/graphql/input_object/#{singular_name}_attributes.rb", "module InputObject\n  class \#{singular_name.camelcase}Attributes < AttributesInputObject\n    \#{attributes.join('\n    ')}\n  end\nend\n"

  # Create mutation
  create_file "app/graphql/mutations/#{plural_name}/create_#{singular_name}.rb", "    module Mutations\n      class \#{plural_name.camelcase}::Create\#{singular_name.camelcase} < BaseMutation\n\n        field :\#{singular_name}, Types::\#{plural_name.camelcase}::\#{singular_name.camelcase}Type, null: false\n        field :flash_messages, [Types::JsonType], null: false\n\n        argument :attributes, InputObject::\#{singular_name.camelcase}Attributes, required: true\n\n        def authorized?(attributes:)\n          context[:current_user].can?(:create, \#{singular_name.camelcase})\n        end\n\n        def resolve(attributes:)\n          \#{singular_name} = ::\#{singular_name.camelcase}.new\n          \#{singular_name}.attributes = attributes\n          \#{singular_name}.save!\n          {\n            \#{singular_name}: \#{singular_name},\n            flash_messages: [\n              {\n                type: 'success',\n                message: I18n.t(:'flashes.\#{plural_name}.create.success')\n              }\n            ]\n          }\n        end\n      end\n    end\n  FILE\n\n  # Update mutation\n  create_file \"app/graphql/mutations/\#{plural_name}/update_\#{singular_name}.rb\", <<~FILE\n    module Mutations\n      class \#{plural_name.camelcase}::Update\#{singular_name.camelcase} < BaseMutation\n\n        field :\#{singular_name}, Types::\#{plural_name.camelcase}::\#{singular_name.camelcase}Type, null: false\n        field :flash_messages, [Types::JsonType], null: true\n\n        argument :id, ID, required: true\n        argument :attributes, InputObject::\#{singular_name.camelcase}Attributes, required: true\n\n        def authorized?(attributes:, id:)\n          \#{singular_name} = ::\#{singular_name.camelcase}.find id\n          context[:current_user].can?(:update, \#{singular_name})\n        end\n\n        def resolve(attributes:, id:)\n          \#{singular_name} = ::\#{singular_name.camelcase}.find id\n          \#{singular_name}.attributes = attributes\n          \#{singular_name}.save!\n          {\n            \#{singular_name}: \#{singular_name},\n            flash_messages: [\n              {\n                type: 'success',\n                message: I18n.t(:'flashes.\#{plural_name}.update.success')\n              }\n            ]\n          }\n        end\n      end\n    end\n  FILE\n\n  # Delete mutation\n  create_file \"app/graphql/mutations/\#{plural_name}/delete_\#{singular_name}.rb\", <<~FILE\n    module Mutations\n      class \#{plural_name.camelcase}::Delete\#{singular_name.camelcase} < BaseMutation\n\n        field :\#{singular_name}, Types::\#{plural_name.camelcase}::\#{singular_name.camelcase}Type\n        field :flash_messages, [Types::JsonType], null: true\n\n        argument :id, ID, required: true\n\n        def authorized?(id:)\n          \#{singular_name} = ::\#{singular_name.camelcase}.find id\n          context[:current_user].can?(:destroy, \#{singular_name})\n        end\n\n        def resolve(id:)\n          \#{singular_name} = ::\#{singular_name.camelcase}.find id\n          \#{singular_name}.destroy!\n          {\n            \#{singular_name}: \#{singular_name},\n            flash_messages: [\n              {\n                type: 'success',\n                message: I18n.t(:'flashes.\#{plural_name}.delete.success')\n              }\n            ]\n          }\n        end\n      end\n    end\n  FILE\n\n  inject_into_file 'app/graphql/types/mutation_type.rb', after: \"Types::BaseObject\" do <<-FILE\n\n    field :create_\#{singular_name}, mutation: Mutations::\#{plural_name.camelcase}::Create\#{singular_name.camelcase}\n    field :update_\#{singular_name}, mutation: Mutations::\#{plural_name.camelcase}::Update\#{singular_name.camelcase}\n    field :delete_\#{singular_name}, mutation: Mutations::\#{plural_name.camelcase}::Delete\#{singular_name.camelcase}\n  FILE\n  end\n\n  puts 'Do you want to create the payload file ? (y/n)'\n  input = $stdin.gets.strip\n  if input == 'y'\n    create_file \"app/graphql/types/\#{plural_name}/\#{singular_name}_list_payload.rb\", <<~FILE\n      module Types\n        module \#{plural_name.camelcase}\n          class \#{singular_name.camelcase}ListPayload < BaseObject\n            field :\#{plural_name}, [\#{plural_name.camelcase}::\#{singular_name.camelcase}Type], null: true\n            field :pagination, PaginationType, null: true\n          end\n        end\n      end\n    FILE\n\n    # Attributes file\n    create_file \"app/graphql/input_object/search_\#{plural_name}_attributes.rb\", <<~FILE\n    module InputObject\n      class Search\#{plural_name.camelcase}Attributes < AttributesInputObject\n\n      end\n    end\n    FILE\n    \n    if defined?(Interactor)\n      create_file \"app/interactors/\#{plural_name}/search_\#{plural_name}.rb\", <<-FILE\nmodule \#{context_name}\n  class Search\#{plural_name.camelcase}\n    include Interactor::Organizer\n\n    organize Get\#{plural_name.camelcase}, PaginateRecords\n  end\nend\n      FILE\n\n      create_file \"app/interactors/\#{plural_name}/get_\#{plural_name}.rb\", <<-FILE\nmodule \#{context_name}\n  class Get\#{plural_name.camelcase}\n    include Interactor\n\n    def call\nsearch = context.search || {}\nrecords = ::\#{class_name}.ransack(search).result\ncontext.records = records\n    end\n  end\nend\n      FILE\n    end\n\n    inject_into_file 'app/graphql/types/query_type.rb', after: \"# Fields\\n\" do <<-FILE\n    field :\#{plural_name}, Types::\#{plural_name.camelcase}::\#{singular_name.camelcase}ListPayload do\nargument :search, InputObject::Search\#{plural_name.camelcase}Attributes, required: false\nargument :page, Integer, required: false\nargument :per_page, Integer, required: false\n    end\n    def \#{plural_name}(search: {}, page: 1, per_page: 25)\nctx = ::\#{plural_name.camelcase}::Search\#{plural_name.camelcase}.call(search: search, pagination_params: { page: page, per_page: per_page })\n{\n  \#{plural_name}: ctx.records,\n  pagination: ctx.pagination\n}\n    end\\n\n    FILE\n    end\n\n    inject_into_file 'app/graphql/types/query_type.rb', after: \"# Fields\\n\" do <<-FILE \n    field :\#{singular_name}, Types::\#{plural_name.camelcase}::\#{singular_name.camelcase}Type do\nargument :id, ID, required: true\n    end\n    def \#{singular_name}(id:)\nrecord = ::\#{singular_name.camelcase}.find(id)\ncontext[:current_user].authorize!(:show, record) if context[:current_user]\nrecord\n    end\\n\n    FILE\n  end\n  end\nend\n"