rename fetch api method

src/Bundle/ChillPersonBundle/Resources/public/vuejs/VisGraph/api.js

@@ -89,14 +89,14 @@ const getCoursesByPerson = (person) => {
 }
 
 /**
- * @function getRelationship
+ * @function getRelationshipByPerson
  * @param person
  * @returns {Promise<Response>}
  */
-const getRelationship = (person) => {
-    //console.log('getRelationship', person.id)
+const getRelationshipByPerson = (person) => {
+    //console.log('getRelationshipByPerson', person.id)
     return getFetch(
-        `/api/1.0/relations/relationship/by-person/${person.id}.json`)
+        `/api/1.0/relations/relationship/by-person/${person._id}.json`)
 }
 
 /**
@@ -120,6 +120,6 @@ const postRelationship = (person) => {
 export {
     getHouseholdByPerson,
     getCoursesByPerson,
-    getRelationship,
+    getRelationshipByPerson,
     postRelationship
 }