Merge remote-tracking branch 'origin/master' into edit-User

src/main/java/mops/gruppen2/controller/Gruppen2Controller.java

@@ -117,6 +117,15 @@ public class Gruppen2Controller {
         throw new ResponseStatusException(HttpStatus.NOT_FOUND, "Group not found");
     }
 
+    @RolesAllowed({"ROLE_orga", "ROLE_studentin", "ROLE_actuator)"})
+    @PostMapping("/detailsBeitreten")
+    public String joinGroup(KeycloakAuthenticationToken token, Model model, @RequestParam(value = "id") Long id) throws EventException {
+        model.addAttribute("account", keyCloakService.createAccountFromPrincipal(token));
+        Account account = keyCloakService.createAccountFromPrincipal (token);
+        controllerService.addUser(account,id);
+        return "redirect:/gruppen2/";
+    }
+
     @RolesAllowed({"ROLE_orga", "ROLE_studentin", "ROLE_actuator)"})
     @GetMapping("/detailsSearch")
     public String showGroupDetailsNoMember (KeycloakAuthenticationToken token, Model model, @RequestParam (value="id") Long id) throws EventException {

src/main/java/mops/gruppen2/domain/Exceptions/GroupDoesNotExistException.java

@@ -1,9 +0,0 @@
-package mops.gruppen2.domain.Exceptions;
-
-import mops.gruppen2.domain.event.Event;
-
-public class GroupDoesNotExistException extends EventException {
-    public GroupDoesNotExistException(String msg) {
-        super(msg);
-    }
-}

src/main/java/mops/gruppen2/domain/event/AddUserEvent.java

@@ -3,7 +3,10 @@ package mops.gruppen2.domain.event;
 import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
+import mops.gruppen2.domain.Exceptions.EventException;
+import mops.gruppen2.domain.Exceptions.UserAlreadyExistsException;
 import mops.gruppen2.domain.Group;
+import mops.gruppen2.domain.Role;
 import mops.gruppen2.domain.User;
 
 /**
@@ -24,8 +27,14 @@ public class AddUserEvent extends Event {
         this.email = email;
     }
 
-    public void apply(Group group) {
+    public void apply(Group group) throws EventException{
         User user = new User(this.user_id, this.givenname, this.familyname, this.email);
+
+        if (group.getMembers().contains(user)){
+            throw new UserAlreadyExistsException("Der User existiert bereits");
+        }
+
         group.getMembers().add(user);
+        group.getRoles().put(user_id, Role.MEMBER);
     }
 }

src/main/java/mops/gruppen2/domain/event/DeleteUserEvent.java

@@ -1,6 +1,8 @@
 package mops.gruppen2.domain.event;
 
 import lombok.*;
+import mops.gruppen2.domain.Exceptions.EventException;
+import mops.gruppen2.domain.Exceptions.UserNotFoundException;
 import mops.gruppen2.domain.Group;
 import mops.gruppen2.domain.User;
 import mops.gruppen2.domain.Group;
@@ -15,7 +17,7 @@ public class DeleteUserEvent extends Event {
         super(group_id, user_id);
     }
 
-    public void apply(Group group) {
+    public void apply(Group group) throws EventException {
         for (User user : group.getMembers()) {
             if (user.getUser_id().equals(this.user_id)) {
                 group.getMembers().remove(user);
@@ -23,5 +25,6 @@ public class DeleteUserEvent extends Event {
                 return;
             }
         }
+        throw new UserNotFoundException("Der User existiert nicht");
     }
 }

src/main/java/mops/gruppen2/domain/event/Event.java

@@ -6,6 +6,7 @@ import lombok.AllArgsConstructor;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import lombok.Setter;
+import mops.gruppen2.domain.Exceptions.EventException;
 import mops.gruppen2.domain.Group;
 
 
@@ -31,5 +32,6 @@ public class Event {
     String user_id;
 
 
-    public void apply(Group group){}
+    public void apply(Group group) throws EventException {
+    }
 }

src/main/java/mops/gruppen2/domain/event/UpdateRoleEvent.java

@@ -24,7 +24,10 @@ public class UpdateRoleEvent extends Event {
         this.newRole = newRole;
     }
 
-    public void apply(Group group) {
+    public void apply(Group group) throws UserNotFoundException{
+        if (!group.getRoles().containsKey(user_id)){
+            throw new UserNotFoundException("Der User wurde nicht gefunden");
+        }
         group.getRoles().put(this.user_id, this.newRole);
     }