Merge pull request DSpace#2693 from hutattedonmyarm/2687-radio-buttons-type-bind

Enable type-bind for checkbox inputs during submission

Author: tdonohue

src/app/shared/form/builder/ds-dynamic-form-ui/models/list/dynamic-list-radio-group.model.ts

@@ -1,5 +1,6 @@
 import {
   DynamicFormControlLayout,
+  DynamicFormControlRelation,
   DynamicRadioGroupModel,
   DynamicRadioGroupModelConfig,
   serializable,
@@ -16,12 +17,14 @@ export interface DynamicListModelConfig extends DynamicRadioGroupModelConfig<any
   value?: VocabularyEntry[];
   required: boolean;
   hint?: string;
+  typeBindRelations?: DynamicFormControlRelation[];
 }
 
 export class DynamicListRadioGroupModel extends DynamicRadioGroupModel<any> {
 
   @serializable() vocabularyOptions: VocabularyOptions;
   @serializable() repeatable: boolean;
+  @serializable() typeBindRelations: DynamicFormControlRelation[];
   @serializable() groupLength: number;
   @serializable() required: boolean;
   @serializable() hint: string;
@@ -36,6 +39,7 @@ export class DynamicListRadioGroupModel extends DynamicRadioGroupModel<any> {
     this.required = config.required;
     this.hint = config.hint;
     this.value = config.value;
+    this.typeBindRelations = config.typeBindRelations ? config.typeBindRelations : [];
   }
 
   get hasAuthority(): boolean {