WIP: Add mutations for pages

Author: bricesanchez

api/app/graph/refinery/api/graphql_schema.rb

@@ -4,7 +4,7 @@ module Refinery
   module Api
     GraphqlSchema = GraphQL::Schema.define do
       query Types::QueryType
-      # mutation Types::MutationType
+      mutation Types::MutationType
 
       resolve_type -> (obj, args, ctx) {
         type_name = obj.class.name

api/app/graph/refinery/api/inputs/pages/page_input.rb

@@ -0,0 +1,36 @@
+# frozen_string_literal: true
+
+module Refinery
+  module Api
+    module Inputs
+      module Pages
+        PageInput = GraphQL::InputObjectType.define do
+          name 'PageInput'
+
+          input_field :parent_id, types.Int
+          input_field :path, types.String
+          input_field :show_in_menu, types.Boolean
+          input_field :link_url, types.String
+          input_field :menu_match, types.String
+          input_field :deletable, types.Boolean
+          input_field :draft, types.Boolean
+          input_field :skip_to_first_child, types.Boolean
+          input_field :lft, types.Int
+          input_field :rgt, types.Int
+          input_field :depth, types.Int
+          input_field :view_template, types.String
+          input_field :layout_template, types.String
+          input_field :locale, types.String
+          input_field :title, types.String
+          input_field :custom_slug, types.String
+          input_field :menu_title, types.String
+          input_field :slug, types.String
+          input_field :meta_description, types.String
+          input_field :browser_title, types.String
+
+          input_field :parts, types[Inputs::Pages::PagePartInput]
+        end
+      end
+    end
+  end
+end

api/app/graph/refinery/api/inputs/pages/page_part_input.rb

@@ -0,0 +1,20 @@
+# frozen_string_literal: true
+
+module Refinery
+  module Api
+    module Inputs
+      module Pages
+        PagePartInput = GraphQL::InputObjectType.define do
+          name 'PagePartInput'
+
+          input_field :slug, types.String
+          input_field :position, types.Int
+          input_field :title, types.String
+
+          input_field :locale, types.String
+          input_field :body, types.String
+        end
+      end
+    end
+  end
+end

api/app/graph/refinery/api/mutations/pages/page_mutations.rb

@@ -0,0 +1,60 @@
+# frozen_string_literal: true
+
+module Refinery
+  module Api
+    module Mutations
+      module Pages
+        module PageMutations
+          Create = GraphQL::Relay::Mutation.define do
+            name 'CreatePage'
+            description 'Create a page'
+
+            input_field :page, !Inputs::Pages::PageInput
+
+            return_field :page, Types::Pages::PageType
+
+            resolve -> (obj, inputs, ctx) {
+              inputs = inputs.to_h.deep_symbolize_keys
+
+              page = Refinery::Page.create!(inputs[:page])
+
+              { page: page }
+            }
+          end
+
+          Update = GraphQL::Relay::Mutation.define do
+            name 'UpdatePage'
+            description 'Create a page'
+
+            input_field :id, !types.ID
+            input_field :page, !Inputs::Pages::PageInput
+
+            return_field :page, Types::Pages::PageType
+
+            resolve -> (obj, inputs, ctx) {
+              inputs = inputs.to_h.deep_symbolize_keys
+
+              Refinery::Page.update(inputs[:id], inputs[:page])
+
+              { page: page }
+            }
+          end
+
+          Delete = GraphQL::Relay::Mutation.define do
+            name 'DeletePage'
+
+            input_field :id, !types.ID
+
+            return_field :page, Types::Pages::PageType
+
+            resolve -> (obj, inputs, ctx) {
+              page = Refinery::Page.destroy(inputs[:id])
+
+              { page: page }
+            }
+          end
+        end
+      end
+    end
+  end
+end

api/app/graph/refinery/api/types/mutation_type.rb

@@ -0,0 +1,16 @@
+# frozen_string_literal: true
+
+module Refinery
+  module Api
+    module Types
+      MutationType = GraphQL::ObjectType.define do
+        name 'Mutation'
+        description 'The mutation root for this schema'
+
+        field :create_page, field: Mutations::Pages::PageMutations::Create.field
+        field :update_page, field: Mutations::Pages::PageMutations::Update.field
+        field :delete_page, field: Mutations::Pages::PageMutations::Delete.field
+      end
+    end
+  end
+end

api/spec/graph/refinery/api/fields/pages/page_field_spec.rb

@@ -31,14 +31,16 @@ module Pages
             QUERY
           end
 
+          subject { result }
+
           context "as a normal user" do
             let(:variables) do
               {'query' => '', 'id' => page.id }
             end
 
             it 'returns a page' do
-              result_page = result['data']['page']
-              expect(result_page['title']).to eq(page.title)
+              subject
+              expect(result['data']['page']['title']).to eq(page.title)
             end
           end
         end

api/spec/graph/refinery/api/fields/pages/pages_field_spec.rb

@@ -8,7 +8,7 @@ module Fields
       module Pages
         describe 'PagesField' do
 
-          let!(:page) { FactoryBot.create_list(:page, 5) }
+          let!(:pages) { FactoryBot.create_list(:page, 5) }
 
           let(:context) { { } }
           let(:variables) { { } }
@@ -31,10 +31,12 @@ module Pages
             QUERY
           end
 
+          subject { result }
+
           context "as a normal user" do
             it 'returns the pages' do
-              pages = result['data']['pages']
-              expect(pages.length).to eq(5)
+              subject
+              expect(result['data']['pages'].length).to eq(5)
             end
           end
         end

api/spec/graph/refinery/api/mutations/pages/page_mutations_spec.rb

@@ -0,0 +1,73 @@
+# frozen_string_literal: true
+
+require 'spec_helper'
+
+module Refinery
+  module Api
+    module Mutations
+      module Pages
+        describe 'DeletePageMutation' do
+          let(:logged_in_user) { Refinery::Core::NilUser.new }
+
+          let!(:page) { FactoryBot.create(:page) }
+
+          let(:context) { {current_user: logged_in_user} }
+
+          let(:result) do
+            GraphqlSchema.execute(
+              query_string,
+              context: context,
+              variables: variables
+            )
+          end
+
+          let(:query_string) do
+            <<-QUERY
+mutation($page: DeletePageInput!) {
+  delete_page(input: $page) {
+    page {
+      id
+    }
+  }
+}
+            QUERY
+          end
+
+          subject { result }
+
+          context 'Correct page id' do
+            let(:variables) { {'page': { 'id': page.id }} }
+
+            it 'deletes the page' do
+              subject
+              expect(Refinery::Page.find_by_id(page.id)).to be(nil)
+            end
+          end
+
+          context 'Incorrect page id' do
+            let(:variables) { {'page': { 'id': 1000 }} }
+
+            it 'does not delete the page' do
+              subject
+              expect(Refinery::Page.find_by_id(page.id)).to_not be(nil)
+            end
+          end
+
+          context 'Current user does not exist' do
+            let(:variables) { {'page': { 'id': page.id }} }
+            let(:context) { {current_user: nil} }
+
+            it 'returns an error' do
+              expect(subject['errors']).
+                to include(include('message' => "You're not authorized to do this"))
+            end
+
+            it 'returns no data' do
+              expect(subject['data']['delete_page']).to be(nil)
+            end
+          end
+        end
+      end
+    end
+  end
+end