Handle failure on teamconfig creation

classes/fetch/moodlefetcher.php

@@ -35,6 +35,11 @@ abstract class moodlefetcher
         return \rtrim($CFG->labnbook_api_url, '/') . '/v1/redirect';
     }
 
+    public function getLastError(): ?\Stdclass
+    {
+        return $this->fetcher->getLastError();
+    }
+
     protected function getEnvironment(): environment
     {
         global $CFG, $USER;

lang/en/labnbook.php

@@ -66,3 +66,4 @@ $string['external_reports_descr'] = "Acccess to the students' reports, with the
 
 // view as student
 $string['gotoreport'] = "Access to the report";
+$string['error_duplicate_teaming'] = "This mission is already attributed to this class. If you've just removed a similar activity, please wait a few minutes then retry";

lang/fr/labnbook.php

@@ -66,3 +66,4 @@ $string['external_reports_descr'] = "Accéder aux rapports produits par les étu
 
 // view as student
 $string['gotoreport'] = "Accéder au rapport";
+$string['error_duplicate_teaming'] = "Cette mission est déjà attribuée à cette classe. Si vous venez de supprimer une activité identique, veuillez patienter quelques minutes et recommencer";

lib.php

@@ -68,7 +68,12 @@ function labnbook_add_instance($moduleinstance, $mform = null)
             $teamconfig
         );
     } catch (\Exception $e) {
-        die("fatal error: " . $e->getMessage()); // TODO
+        $error = $fetcher->getLastError();
+        if ($error->code == 409) {
+            print_error(get_string('error_duplicate_teaming', 'labnbook'));
+        } else {
+            die("fatal error: " . $error->message);
+        }
     }
     if ($teamConfig->id_team_config) {
         $moduleinstance->labnbook_teamconfigid = (int) $teamConfig->id_team_config;