feat: added most of shared API calls

MyINPulse-back/src/main/java/enseirb/myinpulse/service/AdminApiService.java

@@ -31,7 +31,7 @@ public class AdminApiService {
     public Iterable<Project> getProjectsOfAdmin(String email) {
         return projectService.getProjectsByAdminId(
                 administratorService.getAdministratorById(
-                        this.userService.getIdUserByEmail(email)));
+                        this.userService.getUserByEmail(email).getIdUser()));
     }
 
     // TODO
@@ -57,7 +57,7 @@ public class AdminApiService {
 
     // TODO: solve todo + test
     public void addNewProject(Project project) {
-        projectService.addNewProject(project); // TODO: how can the user know the ID ?
+        projectService.addNewProject(project); // TODO: how can the front know the ID ?
     }
 
     // TODO