feat: add role selection to user creation and UI updates

shop/components/admin/user-dialog.tsx

@@ -29,7 +29,8 @@ import { Plus } from 'lucide-react'
 
 const userSchema = z.object({
   email: z.string().email('Ungültige E-Mail-Adresse'),
-  password: z.string().min(6, 'Passwort muss mindestens 6 Zeichen lang sein').optional(),
+  password: z.string().min(6, 'Passwort muss mindestens 6 Zeichen lang sein').optional().or(z.literal('')),
+  role: z.enum(['admin', 'partner']),
 })
 
 type UserFormValues = z.infer<typeof userSchema>
@@ -43,12 +44,19 @@ export function UserDialog() {
     defaultValues: {
       email: '',
       password: '',
+      role: 'partner',
     },
   })
 
   async function onSubmit(values: UserFormValues) {
     try {
-      await createUser(values)
+      // If password is empty string, omit it
+      const payload = {
+        email: values.email,
+        role: values.role,
+        ...(values.password ? { password: values.password } : {})
+      }
+      await createUser(payload)
       setOpen(false)
       form.reset()
       router.refresh()
@@ -68,7 +76,7 @@ export function UserDialog() {
         <DialogHeader>
           <DialogTitle>Neuen Benutzer anlegen</DialogTitle>
           <DialogDescription className="text-slate-300">
-            Geben Sie die E-Mail und optional ein Passwort für den neuen Benutzer ein.
+            Geben Sie die E-Mail, die Rolle und optional ein Passwort für den neuen Benutzer ein.
           </DialogDescription>
         </DialogHeader>
 
@@ -87,6 +95,25 @@ export function UserDialog() {
                 </FormItem>
               )}
             />
+            <FormField
+              control={form.control}
+              name="role"
+              render={({ field }) => (
+                <FormItem>
+                  <FormLabel className="text-white">Rolle</FormLabel>
+                  <FormControl>
+                    <select
+                      className="flex h-10 w-full rounded-md border border-white/10 bg-slate-950/80 px-3 py-2 text-sm text-white focus:outline-none focus:ring-2 focus:ring-primary focus:ring-offset-2"
+                      {...field}
+                    >
+                      <option value="partner">Partner</option>
+                      <option value="admin">Admin</option>
+                    </select>
+                  </FormControl>
+                  <FormMessage />
+                </FormItem>
+              )}
+            />
             <FormField
               control={form.control}
               name="password"

shop/components/admin/user-list.tsx

@@ -53,6 +53,7 @@ export function UserList({ initialUsers }: { initialUsers: any[] }) {
           <TableHeader>
             <TableRow className="border-white/10 hover:bg-white/5">
               <TableHead className="text-slate-200">E-Mail</TableHead>
+              <TableHead className="text-slate-200">Rolle</TableHead>
               <TableHead className="text-slate-200">Status</TableHead>
               <TableHead className="text-slate-200">Zuletzt angemeldet</TableHead>
               <TableHead className="text-right text-slate-200">Aktionen</TableHead>
@@ -69,6 +70,11 @@ export function UserList({ initialUsers }: { initialUsers: any[] }) {
                       {user.email}
                     </div>
                   </TableCell>
+                  <TableCell>
+                    <Badge className={user.role === 'admin' ? "bg-purple-500/20 text-purple-400 border border-purple-500/30" : "bg-blue-500/20 text-blue-400 border border-blue-500/30"}>
+                      {user.role === 'admin' ? 'Admin' : 'Partner'}
+                    </Badge>
+                  </TableCell>
                   <TableCell>
                     <Badge variant={isBanned ? "destructive" : "default"} className={isBanned ? "" : "bg-green-500/20 text-green-500 border-green-500/30"}>
                       {isBanned ? "Gesperrt" : "Aktiv"}

shop/lib/actions/users.ts

@@ -7,10 +7,25 @@ export async function getUsers() {
   const admin = createAdminClient()
   const { data: { users }, error } = await admin.auth.admin.listUsers()
   if (error) throw error
-  return users
+
+  const { data: dbUsers, error: dbError } = await admin
+    .from('users')
+    .select('id, role')
+  
+  const roleMap: Record<string, string> = {}
+  if (!dbError && dbUsers) {
+    dbUsers.forEach(u => {
+      roleMap[u.id] = u.role
+    })
+  }
+
+  return users.map(u => ({
+    ...u,
+    role: roleMap[u.id] || 'partner'
+  }))
 }
 
-export async function createUser(data: { email: string; password?: string; email_confirm?: boolean }) {
+export async function createUser(data: { email: string; password?: string; role?: 'admin' | 'partner'; email_confirm?: boolean }) {
   const admin = createAdminClient()
   const { data: { user }, error } = await admin.auth.admin.createUser({
     email: data.email,
@@ -18,6 +33,16 @@ export async function createUser(data: { email: string; password?: string; email
     email_confirm: data.email_confirm ?? true,
   })
   if (error) throw error
+  if (!user) throw new Error('Benutzer konnte nicht erstellt werden.')
+
+  // Upsert user role in public.users table
+  const role = data.role || 'partner'
+  const { error: dbError } = await admin
+    .from('users')
+    .upsert({ id: user.id, role }, { onConflict: 'id' })
+  
+  if (dbError) throw dbError
+
   revalidatePath('/admin/users')
   return user
 }