when option uniq is true, display message if you select multiple suggestions

src/Bundle/ChillPersonBundle/Resources/public/vuejs/AccompanyingCourse/components/Requestor.vue

@@ -91,6 +91,7 @@ export default {
       },
       addNewPersons({ selected, modal }) {
          console.log('@@@ CLICK button addNewPersons', selected);
+         this.$refs.addPersons.checkUniq();
          selected.forEach(function(item) {
                this.$store.dispatch('addRequestor', item);
             }, this

src/Bundle/ChillPersonBundle/Resources/public/vuejs/_api/AddPersons.js

@@ -6,7 +6,7 @@ const parametersToString = ({ query, options }) => {
    options.type.forEach(function(type) { 
       types += '&type[]=' + type;
    }); 
-   return 'q=' + query + types + '&uniq=' + options.uniq;
+   return 'q=' + query + types;
 };
 
 /* 

src/Bundle/ChillPersonBundle/Resources/public/vuejs/_components/AddPersons.vue

@@ -71,6 +71,7 @@
                @click.prevent="$emit('addNewPersons', { selected, modal })">
                <i class="fa fa-plus fa-fw"></i>{{ $t('action.add')}}
             </button>
+            {{ $t(checkUniq) }}
          </template>
 
       </modal>
@@ -144,6 +145,12 @@ export default {
       },
       options() {
          return this.options;
+      },
+      checkUniq() {
+         if (this.options.uniq === true && this.selectedCounter > 1) {
+            return "error_only_one_person";
+         }
+         return '';
       }
    },
    methods: {

src/Bundle/ChillPersonBundle/Resources/public/vuejs/_js/i18n.js

@@ -11,7 +11,8 @@ const personMessages = {
          type_user: "TMS",
          type_thirdparty: "Tiers",
          type_household: "Ménage"
-      }
+      },
+      error_only_one_person: "Une seule personne peut être sélectionnée !"
    }
 };