feat(#13): Show form elements depending on other form element values

api/legalconsenthub.yml

@@ -1372,6 +1372,9 @@ components:
         id:
           type: string
           format: uuid
+        reference:
+          type: string
+          description: Unique reference key for this form element (e.g., "art_der_massnahme")
         title:
           type: string
         description:
@@ -1385,6 +1388,8 @@ components:
         formElementSubSectionId:
           type: string
           format: uuid
+        visibilityCondition:
+          $ref: "#/components/schemas/FormElementVisibilityCondition"
 
     FormElementSnapshotDto:
       type: object
@@ -1392,6 +1397,8 @@ components:
         - type
         - options
       properties:
+        reference:
+          type: string
         title:
           type: string
         description:
@@ -1402,6 +1409,8 @@ components:
           type: array
           items:
             $ref: "#/components/schemas/FormOptionDto"
+        visibilityCondition:
+          $ref: "#/components/schemas/FormElementVisibilityCondition"
 
     CreateFormElementDto:
       type: object
@@ -1409,6 +1418,8 @@ components:
         - options
         - type
       properties:
+        reference:
+          type: string
         title:
           type: string
         description:
@@ -1419,6 +1430,8 @@ components:
             $ref: "#/components/schemas/FormOptionDto"
         type:
           $ref: "#/components/schemas/FormElementType"
+        visibilityCondition:
+          $ref: "#/components/schemas/FormElementVisibilityCondition"
 
     FormOptionDto:
       type: object
@@ -1447,6 +1460,39 @@ components:
         - SWITCH
         - TITLE_BODY_TEXTFIELDS
 
+    FormElementVisibilityCondition:
+      type: object
+      required:
+        - conditionType
+        - sourceFormElementReference
+        - expectedValue
+      properties:
+        conditionType:
+          $ref: "#/components/schemas/VisibilityConditionType"
+        sourceFormElementReference:
+          type: string
+          description: Reference key of the source form element to check
+        expectedValue:
+          type: string
+          description: Expected value to compare against the source element's value property
+        operator:
+          $ref: "#/components/schemas/VisibilityConditionOperator"
+          default: EQUALS
+
+    VisibilityConditionType:
+      type: string
+      enum:
+        - SHOW
+        - HIDE
+
+    VisibilityConditionOperator:
+      type: string
+      enum:
+        - EQUALS
+        - NOT_EQUALS
+        - IS_EMPTY
+        - IS_NOT_EMPTY
+
     ####### UserDto #######
     UserDto:
       type: object