Rails ActionController::ParameterMissing error when creating new record in Ember












0














Rails 5.2 with fast_jsonapi 1.5, Ember 3.4



I create a new Tag record like this in Ember:



let newTag = this.get('store').createRecord('tag', {
name: this.get('name')
});
newTag.save();


This sends the following json (as seen in the Network tab of Chrome as the Request Payload):



{"data":{"attributes":{"name":"photos","created_at":null,"updated_at":null},"type":"tags"}}


But Rails only gets (as verified by printing out the params in the create method of the TagsController):



{"controller"=>"tags", "action"=>"create"}


And it throws the following error:



ActionController::ParameterMissing (param is missing or the value is empty: tag)


And here is my controller code:



# app/controllers/tags_controller.rb
class TagsController < ApplicationController
def create
tag = Tag.create!(tag_params)
render json: {status: "success"}
end

private

def tag_params
puts params
params.require(:tag).permit(:name)
end
end


What's the trick to get ember and rails to understand each other? Since ember is sending the "type" in the payload, can I get Rails to understand that this is the model and thus fulfill the requirement I've set that "tag" be present in the params?










share|improve this question





























    0














    Rails 5.2 with fast_jsonapi 1.5, Ember 3.4



    I create a new Tag record like this in Ember:



    let newTag = this.get('store').createRecord('tag', {
    name: this.get('name')
    });
    newTag.save();


    This sends the following json (as seen in the Network tab of Chrome as the Request Payload):



    {"data":{"attributes":{"name":"photos","created_at":null,"updated_at":null},"type":"tags"}}


    But Rails only gets (as verified by printing out the params in the create method of the TagsController):



    {"controller"=>"tags", "action"=>"create"}


    And it throws the following error:



    ActionController::ParameterMissing (param is missing or the value is empty: tag)


    And here is my controller code:



    # app/controllers/tags_controller.rb
    class TagsController < ApplicationController
    def create
    tag = Tag.create!(tag_params)
    render json: {status: "success"}
    end

    private

    def tag_params
    puts params
    params.require(:tag).permit(:name)
    end
    end


    What's the trick to get ember and rails to understand each other? Since ember is sending the "type" in the payload, can I get Rails to understand that this is the model and thus fulfill the requirement I've set that "tag" be present in the params?










    share|improve this question



























      0












      0








      0







      Rails 5.2 with fast_jsonapi 1.5, Ember 3.4



      I create a new Tag record like this in Ember:



      let newTag = this.get('store').createRecord('tag', {
      name: this.get('name')
      });
      newTag.save();


      This sends the following json (as seen in the Network tab of Chrome as the Request Payload):



      {"data":{"attributes":{"name":"photos","created_at":null,"updated_at":null},"type":"tags"}}


      But Rails only gets (as verified by printing out the params in the create method of the TagsController):



      {"controller"=>"tags", "action"=>"create"}


      And it throws the following error:



      ActionController::ParameterMissing (param is missing or the value is empty: tag)


      And here is my controller code:



      # app/controllers/tags_controller.rb
      class TagsController < ApplicationController
      def create
      tag = Tag.create!(tag_params)
      render json: {status: "success"}
      end

      private

      def tag_params
      puts params
      params.require(:tag).permit(:name)
      end
      end


      What's the trick to get ember and rails to understand each other? Since ember is sending the "type" in the payload, can I get Rails to understand that this is the model and thus fulfill the requirement I've set that "tag" be present in the params?










      share|improve this question















      Rails 5.2 with fast_jsonapi 1.5, Ember 3.4



      I create a new Tag record like this in Ember:



      let newTag = this.get('store').createRecord('tag', {
      name: this.get('name')
      });
      newTag.save();


      This sends the following json (as seen in the Network tab of Chrome as the Request Payload):



      {"data":{"attributes":{"name":"photos","created_at":null,"updated_at":null},"type":"tags"}}


      But Rails only gets (as verified by printing out the params in the create method of the TagsController):



      {"controller"=>"tags", "action"=>"create"}


      And it throws the following error:



      ActionController::ParameterMissing (param is missing or the value is empty: tag)


      And here is my controller code:



      # app/controllers/tags_controller.rb
      class TagsController < ApplicationController
      def create
      tag = Tag.create!(tag_params)
      render json: {status: "success"}
      end

      private

      def tag_params
      puts params
      params.require(:tag).permit(:name)
      end
      end


      What's the trick to get ember and rails to understand each other? Since ember is sending the "type" in the payload, can I get Rails to understand that this is the model and thus fulfill the requirement I've set that "tag" be present in the params?







      ember.js ruby-on-rails-5 fastjsonapi






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      share|improve this question




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      edited Nov 18 at 3:24

























      asked Nov 12 at 5:45









      wetjosh

      2,58031728




      2,58031728
























          1 Answer
          1






          active

          oldest

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          0














          After rereading the action controller overview I learned I had to include the 'Content-Type': 'application/json' header in my request. I accomplished this by customizing my application adapter in Ember:



          // app/adapters/application.js

          import DS from 'ember-data';

          export default DS.JSONAPIAdapter.extend({
          init() {
          this._super(...arguments);
          this.set('headers', {
          'Content-Type': 'application/json'
          });
          }
          });


          The next problem I had to deal with was changing my use of strong parameters in the Rails controller:



          # app/controllers/tags_controller.rb

          def tag_params
          params.require(:data).require(:attributes).permit(:name)
          end


          Hope this helps someone else.






          share|improve this answer





















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            1 Answer
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            active

            oldest

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            1 Answer
            1






            active

            oldest

            votes









            active

            oldest

            votes






            active

            oldest

            votes









            0














            After rereading the action controller overview I learned I had to include the 'Content-Type': 'application/json' header in my request. I accomplished this by customizing my application adapter in Ember:



            // app/adapters/application.js

            import DS from 'ember-data';

            export default DS.JSONAPIAdapter.extend({
            init() {
            this._super(...arguments);
            this.set('headers', {
            'Content-Type': 'application/json'
            });
            }
            });


            The next problem I had to deal with was changing my use of strong parameters in the Rails controller:



            # app/controllers/tags_controller.rb

            def tag_params
            params.require(:data).require(:attributes).permit(:name)
            end


            Hope this helps someone else.






            share|improve this answer


























              0














              After rereading the action controller overview I learned I had to include the 'Content-Type': 'application/json' header in my request. I accomplished this by customizing my application adapter in Ember:



              // app/adapters/application.js

              import DS from 'ember-data';

              export default DS.JSONAPIAdapter.extend({
              init() {
              this._super(...arguments);
              this.set('headers', {
              'Content-Type': 'application/json'
              });
              }
              });


              The next problem I had to deal with was changing my use of strong parameters in the Rails controller:



              # app/controllers/tags_controller.rb

              def tag_params
              params.require(:data).require(:attributes).permit(:name)
              end


              Hope this helps someone else.






              share|improve this answer
























                0












                0








                0






                After rereading the action controller overview I learned I had to include the 'Content-Type': 'application/json' header in my request. I accomplished this by customizing my application adapter in Ember:



                // app/adapters/application.js

                import DS from 'ember-data';

                export default DS.JSONAPIAdapter.extend({
                init() {
                this._super(...arguments);
                this.set('headers', {
                'Content-Type': 'application/json'
                });
                }
                });


                The next problem I had to deal with was changing my use of strong parameters in the Rails controller:



                # app/controllers/tags_controller.rb

                def tag_params
                params.require(:data).require(:attributes).permit(:name)
                end


                Hope this helps someone else.






                share|improve this answer












                After rereading the action controller overview I learned I had to include the 'Content-Type': 'application/json' header in my request. I accomplished this by customizing my application adapter in Ember:



                // app/adapters/application.js

                import DS from 'ember-data';

                export default DS.JSONAPIAdapter.extend({
                init() {
                this._super(...arguments);
                this.set('headers', {
                'Content-Type': 'application/json'
                });
                }
                });


                The next problem I had to deal with was changing my use of strong parameters in the Rails controller:



                # app/controllers/tags_controller.rb

                def tag_params
                params.require(:data).require(:attributes).permit(:name)
                end


                Hope this helps someone else.







                share|improve this answer












                share|improve this answer



                share|improve this answer










                answered Nov 18 at 5:11









                wetjosh

                2,58031728




                2,58031728






























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