Editiable grid save selected and newly added data field in new rule input of different record type

Hi I am trying something like this , I have editable grid for which data will be populated from local!data of type AB recordtype , I want to edit the row data and select them and save into another recordtype thorugh a rule input , I want to add new row also but when i try the rule input is getting updated but the grid row is not created and when i try to edit the pouplated data its not getting saved. I know im missing something I am a  beginner so can anyone guide me achive my requirement?

a!localVariables(
  local!datatype: a!queryRecordType(
 
    recordType: {
 
      'recordType!{479ce76d-f462-432e-80f8-34a12cfb2725}RPM Candidate',
 
    },
 
    fields: {
 
      'recordType!{479ce76d-f462-432e-80f8-34a12cfb2725}RPM Candidate.fields.{6f148197-c427-48b6-a52c-0f8c403c81e2}id',
 
      
    },

 
pagingInfo: a!pagingInfo(startIndex: 1, batchSize: 100)

 
  ),
 
a!sectionLayout(
 
    label: "",
 
    contents: {
 
      a!gridLayout(
 
        label: "Editable Grid",
 
        labelPosition: "ABOVE",
 
        headerCells: {
 
          a!gridLayoutHeaderCell(label: "CandidateId"),
 
      
 
        

 
        },
 
        columnConfigs: {
 
          a!gridLayoutColumnConfig("ICON"),
 
        
 
          
 
        
 
        },
 
        rows: {
 
          a!forEach(
 
            items: local!datatype.data,
 
            expression: a!gridRowLayout(
 
              id: fv!index,
 
              contents: {
 
                a!integerField(
                  readOnly: false(),
 
                  label: "CandidateId",
 
                  value: fv!item['recordType!{479ce76d-f462-432e-80f8-34a12cfb2725}RPM Candidate.fields.{6f148197-c427-48b6-a52c-0f8c403c81e2}id'],
                  saveInto: ri!record['recordType!{32995c06-561c-49ee-b80d-ed0f4f196a63}RPM Interview Details.fields.{145ec156-2b46-4a8d-9329-746d1108a3af}candidateId']

 
                ),
 
             
 
                
 
               
              }
 
            )
 
          )
 
        },
        selectable: true,
        selectionValue: ,
        selectionSaveInto
        addRowLink: a!dynamicLink(
          label: "Add Plan",
          value: 'recordType!{32995c06-561c-49ee-b80d-ed0f4f196a63}RPM Interview Details'(
            'recordType!{32995c06-561c-49ee-b80d-ed0f4f196a63}RPM Interview Details.fields.{145ec156-2b46-4a8d-9329-746d1108a3af}candidateId':null,
            'recordType!{32995c06-561c-49ee-b80d-ed0f4f196a63}RPM Interview Details.fields.{b7099aba-ad0d-489f-a68d-5457c3203bf7}feedback': ""

          ),
          saveInto: ri!record
        ),

 
        shadeAlternateRows: true
 
      ),
      a!buttonLayout(
 
        primaryButtons: {
 
          a!buttonWidget(
 
            label: "save",
            saveInto: a!save(
 
              ri!record['recordType!{32995c06-561c-49ee-b80d-ed0f4f196a63}RPM Interview Details']
            ),
 
            submit: true,
 
            style: "SOLID",
 
            loadingIndicator: true,
 
 
          )
 
        },
 
       
 
      )
 
    },

 
   
 
  )
 
)