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# frozen_string_literal: true
require 'rails/generators'
require 'rails/generators/named_base'
require_relative 'core'
module Graphql
module Generators
# TODO: What other options should be supported?
#
# @example Generate a `GraphQL::Schema::RelayClassicMutation` by name
# rails g graphql:mutation CreatePostMutation
class MutationGenerator < Rails::Generators::NamedBase
include Core
desc "Create a Relay Classic mutation by name"
source_root File.expand_path('../templates', __FILE__)
def create_mutation_file
template "mutation.erb", File.join(options[:directory], "/mutations/", class_path, "#{file_name}.rb")
sentinel = /class .*MutationType\s*<\s*[^\s]+?\n/m
in_root do
path = "#{options[:directory]}/types/mutation_type.rb"
invoke "graphql:install:mutation_root" unless File.exist?(path)
inject_into_file "#{options[:directory]}/types/mutation_type.rb", " field :#{file_name}, mutation: Mutations::#{class_name}\n", after: sentinel, verbose: false, force: false
end
end
end
end
end
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