adding addPersons component with modal, search field and basic suggestions

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

@@ -0,0 +1,36 @@
+const 
+   locale = 'fr',
+   format = 'json'
+   , accompanying_period_id = window.accompanyingCourseId //tmp
+;
+
+// 1. chill_person_accompanying_course_api_show (GET)
+let getAccompanyingCourse = (accompanying_period_id___) => { //tmp
+   const url = `/${locale}/person/api/1.0/accompanying-course/${accompanying_period_id}/show.${format}`;
+   return fetch(url)
+      .then(response => {
+         if (response.ok) { return response.json(); }
+         throw Error('Error with request resource response'); 
+      });
+};
+
+// 2. chill_person_accompanying_course_api_add_participation (POST)
+let postParticipation = (accompanying_period_id, person_id) => {
+   const url = `/${locale}/person/api/1.0/accompanying-course/${accompanying_period_id}/participation.${format}`
+   return fetch(url, {
+         method: 'POST',
+         headers: {
+           'Content-Type': 'application/json;charset=utf-8'
+         },
+         body: JSON.stringify({id: person_id})
+      })
+      .then(response => {
+         if (response.ok) { return response.json(); }
+         throw Error('Error with request resource response'); 
+      });
+};
+
+export { 
+   getAccompanyingCourse, 
+   postParticipation 
+};