visgraph: post, patch and delete relationship link works!

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

@@ -160,6 +160,30 @@ const store = createStore({
         addLink(state, link) {
             state.links.push(link)
         },
+        updateLink(state, link) {
+            console.log('updateLink', link)
+            let link_ = {
+                from: `person_${link.fromPerson.id}`,
+                to: `person_${link.toPerson.id}`,
+                id: 'relationship_' + splitId(link.id,'id')
+                    + '-person_' + link.fromPerson.id + '-person_' + link.toPerson.id,
+                arrows: getRelationshipDirection(link),
+                color: 'lightblue',
+                font: { color: '#33839d' },
+                dashes: true,
+                label: getRelationshipLabel(link),
+                title: getRelationshipTitle(link),
+                relation: link.relation,
+                reverse: link.reverse
+            }
+            // find row position and replace by updatedLink
+            state.links.splice(
+                state.links.findIndex(item => item.id === link_.id), 1, link_
+            )
+        },
+        removeLink(state, link_id) {
+            state.links = state.links.filter(l => l.id !== link_id)
+        },
 
         //// id markers
         markInWhitelist(state, person) {