feat(admin): add context menu for user actions with dynamic positioning

src/i18n/de.json

@@ -230,6 +230,7 @@
     "presentationRemoveFailed": "Präsentation konnte nicht entfernt werden",
     "presentationAllowedTypes": "PDF, PPT, PPTX, ODP, DOC, DOCX · max. 50 MB",
     "presentationCurrent": "Aktuell:",
+    "shareTitle": "Raum teilen",
     "shareDescription": "Teilen Sie diesen Raum mit anderen Benutzern, damit diese ihn in ihrem Dashboard sehen und beitreten k\u00f6nnen.",
     "shareSearchPlaceholder": "Benutzer suchen (Name oder E-Mail)...",
     "shareAdded": "Benutzer hinzugef\u00fcgt",

src/i18n/en.json

@@ -230,6 +230,7 @@
     "presentationRemoveFailed": "Could not remove presentation",
     "presentationAllowedTypes": "PDF, PPT, PPTX, ODP, DOC, DOCX · max. 50 MB",
     "presentationCurrent": "Current:",
+    "shareTitle": "Share Room",
     "shareDescription": "Share this room with other users so they can see it in their dashboard and join meetings.",
     "shareSearchPlaceholder": "Search users (name or email)...",
     "shareAdded": "User added",

src/pages/Admin.jsx

@@ -27,6 +27,8 @@ export default function Admin() {
   const [showCreateUser, setShowCreateUser] = useState(false);
   const [creatingUser, setCreatingUser] = useState(false);
   const [newUser, setNewUser] = useState({ name: '', display_name: '', email: '', password: '', role: 'user' });
+  const menuBtnRefs = useRef({});
+  const [menuPos, setMenuPos] = useState(null);
 
   // Invite state
   const [invites, setInvites] = useState([]);
@@ -88,6 +90,7 @@ export default function Admin() {
       toast.error(err.response?.data?.error || t('admin.roleUpdateFailed'));
     }
     setOpenMenu(null);
+    setMenuPos(null);
   };
 
   const handleDelete = async (userId, userName) => {
@@ -100,6 +103,7 @@ export default function Admin() {
       toast.error(err.response?.data?.error || t('admin.userDeleteFailed'));
     }
     setOpenMenu(null);
+    setMenuPos(null);
   };
 
   const handleResetPassword = async (e) => {
@@ -580,43 +584,32 @@ export default function Admin() {
                     {new Date(u.created_at).toLocaleDateString(language === 'de' ? 'de-DE' : 'en-US')}
                   </td>
                   <td className="px-5 py-4">
-                    <div className="flex items-center justify-end relative">
+                    <div className="flex items-center justify-end">
                       <button
-                        onClick={() => setOpenMenu(openMenu === u.id ? null : u.id)}
+                        ref={el => { menuBtnRefs.current[u.id] = el; }}
+                        onClick={() => {
+                          if (openMenu === u.id) {
+                            setOpenMenu(null);
+                            setMenuPos(null);
+                          } else {
+                            const rect = menuBtnRefs.current[u.id]?.getBoundingClientRect();
+                            if (rect) {
+                              const menuHeight = 130;
+                              const spaceAbove = rect.top;
+                              if (spaceAbove >= menuHeight) {
+                                setMenuPos({ top: rect.top - menuHeight - 4, left: rect.right - 192 });
+                              } else {
+                                setMenuPos({ top: rect.bottom + 4, left: rect.right - 192 });
+                              }
+                            }
+                            setOpenMenu(u.id);
+                          }
+                        }}
                         className="p-1.5 rounded-lg hover:bg-th-hover text-th-text-s transition-colors"
                         disabled={u.id === user.id}
                       >
                         <MoreVertical size={16} />
                       </button>
-
-                      {openMenu === u.id && u.id !== user.id && (
-                        <>
-                          <div className="fixed inset-0 z-10" onClick={() => setOpenMenu(null)} />
-                          <div className="absolute right-0 bottom-full mb-1 z-20 w-48 bg-th-card rounded-xl border border-th-border shadow-th-lg overflow-hidden">
-                            <button
-                              onClick={() => handleRoleChange(u.id, u.role === 'admin' ? 'user' : 'admin')}
-                              className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-text hover:bg-th-hover transition-colors"
-                            >
-                              {u.role === 'admin' ? <UserX size={14} /> : <UserCheck size={14} />}
-                              {u.role === 'admin' ? t('admin.makeUser') : t('admin.makeAdmin')}
-                            </button>
-                            <button
-                              onClick={() => { setResetPwModal(u.id); setOpenMenu(null); }}
-                              className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-text hover:bg-th-hover transition-colors"
-                            >
-                              <Key size={14} />
-                              {t('admin.resetPassword')}
-                            </button>
-                            <button
-                              onClick={() => handleDelete(u.id, u.name)}
-                              className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-error hover:bg-th-hover transition-colors"
-                            >
-                              <Trash2 size={14} />
-                              {t('admin.deleteUser')}
-                            </button>
-                          </div>
-                        </>
-                      )}
                     </div>
                   </td>
                 </tr>
@@ -633,6 +626,43 @@ export default function Admin() {
         )}
       </div>
 
+      {/* Context menu portal */}
+      {openMenu && menuPos && openMenu !== user.id && (() => {
+        const u = users.find(u => u.id === openMenu);
+        if (!u) return null;
+        return (
+          <>
+            <div className="fixed inset-0 z-40" onClick={() => { setOpenMenu(null); setMenuPos(null); }} />
+            <div
+              className="fixed z-50 w-48 bg-th-card rounded-xl border border-th-border shadow-th-lg overflow-hidden"
+              style={{ top: menuPos.top, left: menuPos.left }}
+            >
+              <button
+                onClick={() => handleRoleChange(u.id, u.role === 'admin' ? 'user' : 'admin')}
+                className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-text hover:bg-th-hover transition-colors"
+              >
+                {u.role === 'admin' ? <UserX size={14} /> : <UserCheck size={14} />}
+                {u.role === 'admin' ? t('admin.makeUser') : t('admin.makeAdmin')}
+              </button>
+              <button
+                onClick={() => { setResetPwModal(u.id); setOpenMenu(null); setMenuPos(null); }}
+                className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-text hover:bg-th-hover transition-colors"
+              >
+                <Key size={14} />
+                {t('admin.resetPassword')}
+              </button>
+              <button
+                onClick={() => { handleDelete(u.id, u.name); setMenuPos(null); }}
+                className="w-full flex items-center gap-2 px-4 py-2.5 text-sm text-th-error hover:bg-th-hover transition-colors"
+              >
+                <Trash2 size={14} />
+                {t('admin.deleteUser')}
+              </button>
+            </div>
+          </>
+        );
+      })()}
+
       {/* Reset password modal */}
       {resetPwModal && (
         <div className="fixed inset-0 z-50 flex items-center justify-center p-4">