Rename companies to partners and update UI

shop/app/admin/companies/page.tsx

@@ -30,7 +30,7 @@ export default function CompaniesPage() {
       const data = await getCompanies()
       setCompanies(data)
     } catch (err) {
-      console.error('Fehler beim Laden der Firmen:', err)
+      console.error('Fehler beim Laden der Partner:', err)
     } finally {
       setLoading(false)
     }

shop/app/admin/layout.tsx

@@ -58,10 +58,6 @@ export default async function AdminLayout({
             <Users className="w-5 h-5" />
             Benutzer
           </Link>
-          <Link href="/admin/companies" className="flex items-center gap-3 px-3 py-2 rounded-lg text-slate-400 hover:text-white hover:bg-white/5 transition-all">
-            <Building2 className="w-5 h-5" />
-            Firmen
-          </Link>
 
           <div className="pt-2 pb-1 px-3">
             <span className="text-[10px] font-semibold uppercase tracking-wider text-slate-600">Einstellungen</span>

shop/app/admin/partners/page.tsx

@@ -0,0 +1,180 @@
+'use client'
+
+import { useState, useEffect } from 'react'
+import { Building2, Plus, Trash2, Loader2 } from 'lucide-react'
+import { Button } from '@/components/ui/button'
+import { Input } from '@/components/ui/input'
+import { Label } from '@/components/ui/label'
+import {
+  Dialog,
+  DialogContent,
+  DialogDescription,
+  DialogFooter,
+  DialogHeader,
+  DialogTitle,
+} from '@/components/ui/dialog'
+import { getPartners, createPartner, deletePartner } from '@/lib/actions/partners'
+
+export default function PartnersPage() {
+  const [partners, setPartners] = useState<any[]>([])
+  const [loading, setLoading] = useState(true)
+  const [isCreateOpen, setIsCreateOpen] = useState(false)
+  const [name, setName] = useState('')
+  const [creating, setCreating] = useState(false)
+  const [createError, setCreateError] = useState<string | null>(null)
+  const [deletingId, setDeletingId] = useState<string | null>(null)
+
+  const loadPartners = async () => {
+    setLoading(true)
+    try {
+      const data = await getPartners()
+      setPartners(data)
+    } catch (err) {
+      console.error('Fehler beim Laden der Partner:', err)
+    } finally {
+      setLoading(false)
+    }
+  }
+
+  useEffect(() => {
+    loadPartners()
+  }, [])
+
+  const handleCreate = async (e: React.FormEvent) => {
+    e.preventDefault()
+    setCreating(true)
+    setCreateError(null)
+    try {
+      await createPartner(name)
+      setIsCreateOpen(false)
+      setName('')
+      loadPartners()
+    } catch (err: any) {
+      setCreateError(err.message || 'Fehler beim Anlegen.')
+    } finally {
+      setCreating(false)
+    }
+  }
+
+  const handleDelete = async (id: string, partnerName: string) => {
+    if (!confirm(`Partner "${partnerName}" wirklich löschen?`)) return
+    setDeletingId(id)
+    try {
+      await deletePartner(id)
+      loadPartners()
+    } catch (err) {
+      console.error('Fehler beim Löschen:', err)
+    } finally {
+      setDeletingId(null)
+    }
+  }
+
+  return (
+    <div className="p-6 max-w-4xl mx-auto text-slate-900 dark:text-white space-y-8">
+      {/* Header */}
+      <div className="flex items-center justify-between">
+        <div>
+          <h1 className="text-3xl font-extrabold tracking-tight flex items-center gap-3">
+            <Building2 className="w-8 h-8 text-blue-500" /> Partnerverwaltung
+          </h1>
+          <p className="text-slate-500 dark:text-slate-400 text-sm mt-1">
+            Verwalten Sie Partner.
+          </p>
+        </div>
+        <Button onClick={() => setIsCreateOpen(true)} className="bg-blue-600 hover:bg-blue-700 text-white font-semibold">
+          <Plus className="w-4 h-4 mr-2" /> Partner anlegen
+        </Button>
+      </div>
+
+      {/* Partner Table */}
+      <div className="p-5 bg-white dark:bg-slate-900/50 rounded-xl border border-slate-200 dark:border-white/10 shadow-sm">
+        {loading ? (
+          <div className="flex justify-center items-center py-16">
+            <Loader2 className="w-8 h-8 text-blue-500 animate-spin" />
+            <span className="ml-3 text-slate-400 text-sm">Lade Partner…</span>
+          </div>
+        ) : partners.length === 0 ? (
+          <div className="text-center py-16 border-2 border-dashed border-slate-200 dark:border-white/5 rounded-xl text-slate-500">
+            <Building2 className="w-10 h-10 mx-auto mb-3 opacity-30" />
+            Noch keine Partner angelegt.
+          </div>
+        ) : (
+          <table className="w-full text-left">
+            <thead>
+              <tr className="border-b border-slate-200 dark:border-white/10 text-slate-400 text-xs font-semibold uppercase">
+                <th className="pb-3">Partnername</th>
+                <th className="pb-3">Erstellt am</th>
+                <th className="pb-3 text-right">Aktionen</th>
+              </tr>
+            </thead>
+            <tbody className="divide-y divide-slate-100 dark:divide-white/5">
+              {partners.map((partner) => (
+                <tr key={partner.id} className="hover:bg-slate-50 dark:hover:bg-white/3 transition-colors">
+                  <td className="py-4 font-semibold text-slate-900 dark:text-white">
+                    <div className="flex items-center gap-2">
+                      <Building2 className="w-4 h-4 text-blue-500 shrink-0" />
+                      {partner.name}
+                    </div>
+                  </td>
+                  <td className="py-4 text-sm text-slate-500 dark:text-slate-400">
+                    {partner.created_at ? new Date(partner.created_at).toLocaleDateString('de-DE') : '–'}
+                  </td>
+                  <td className="py-4 text-right">
+                    <Button
+                      variant="ghost"
+                      size="icon"
+                      disabled={deletingId === partner.id}
+                      onClick={() => handleDelete(partner.id, partner.name)}
+                      className="h-8 w-8 text-red-500 hover:text-red-400 hover:bg-red-500/10"
+                      title="Partner löschen"
+                    >
+                      {deletingId === partner.id ? <Loader2 className="h-4 w-4 animate-spin" /> : <Trash2 className="h-4 w-4" />}
+                    </Button>
+                  </td>
+                </tr>
+              ))}
+            </tbody>
+          </table>
+        )}
+      </div>
+
+      {/* Dialog: Neuer Partner */}
+      <Dialog open={isCreateOpen} onOpenChange={setIsCreateOpen}>
+        <DialogContent className="bg-white dark:bg-slate-950 border-slate-200 dark:border-white/10 text-slate-900 dark:text-white shadow-2xl">
+          <DialogHeader>
+            <DialogTitle>Neuen Partner anlegen</DialogTitle>
+            <DialogDescription className="text-slate-500 dark:text-slate-400">
+              Geben Sie den Namen des Partners ein.
+            </DialogDescription>
+          </DialogHeader>
+          <form onSubmit={handleCreate} className="space-y-4 mt-2">
+            <div className="space-y-2">
+              <Label htmlFor="partner-name">Partnername</Label>
+              <Input
+                id="partner-name"
+                type="text"
+                required
+                placeholder="Muster Partner GmbH"
+                value={name}
+                onChange={(e) => setName(e.target.value)}
+                className="bg-slate-50 dark:bg-white/5 border-slate-200 dark:border-white/10"
+              />
+            </div>
+            {createError && (
+              <p className="text-sm text-red-600 dark:text-red-400">{createError}</p>
+            )}
+            <DialogFooter className="pt-2">
+              <Button type="button" variant="outline" onClick={() => setIsCreateOpen(false)} disabled={creating}>
+                Abbrechen
+              </Button>
+              <Button type="submit" disabled={creating} className="bg-blue-600 hover:bg-blue-700 text-white font-semibold">
+                {creating ? <Loader2 className="w-4 h-4 mr-2 animate-spin" /> : null}
+                Anlegen
+              </Button>
+            </DialogFooter>
+          </form>
+        </DialogContent>
+      </Dialog>
+    </div>
+  )
+}

shop/lib/actions/partners.ts

@@ -0,0 +1,49 @@
+'use server'
+
+import { createAdminClient } from '@/lib/supabase/admin'
+import { revalidatePath } from 'next/cache'
+
+export async function getPartners() {
+  const admin = createAdminClient()
+  const { data, error } = await admin
+    .from('partners')
+    .select('id, name, created_at')
+    .order('name', { ascending: true })
+  if (error) throw error
+  return data || []
+}
+
+export async function createPartner(name: string) {
+  const admin = createAdminClient()
+  const { data, error } = await admin
+    .from('partners')
+    .insert({ name: name.trim() })
+    .select()
+    .single()
+  if (error) throw error
+  revalidatePath('/admin/partners')
+  revalidatePath('/admin/users')
+  return data
+}
+
+export async function deletePartner(id: string) {
+  const admin = createAdminClient()
+  const { error } = await admin
+    .from('partners')
+    .delete()
+    .eq('id', id)
+  if (error) throw error
+  revalidatePath('/admin/partners')
+  revalidatePath('/admin/users')
+}
+
+export async function assignPartnerToUser(userId: string, partnerId: string | null) {
+  const admin = createAdminClient()
+  const { error } = await admin
+    .from('users')
+    .update({ partner_id: partnerId })
+    .eq('id', userId)
+  if (error) throw error
+  revalidatePath('/admin/users')
+  revalidatePath('/admin/einstellungen')
+}

shop/supabase/migrations/20260624100000_create_companies_table.sql

@@ -1,7 +1,7 @@
 -- Migration: companies table + company_id in users
 
 -- 1. Tabelle companies erstellen
-CREATE TABLE IF NOT EXISTS public.companies (
+CREATE TABLE IF NOT EXISTS public.partners (
   id         UUID PRIMARY KEY DEFAULT gen_random_uuid(),
   name       TEXT NOT NULL,
   created_at TIMESTAMPTZ NOT NULL DEFAULT now()
@@ -11,21 +11,21 @@ CREATE TABLE IF NOT EXISTS public.companies (
 ALTER TABLE public.companies ENABLE ROW LEVEL SECURITY;
 
 -- Policies
-DROP POLICY IF EXISTS "Admins und Partner lesen Firmen" ON public.companies;
+DROP POLICY IF EXISTS "Admins und Partner lesen Partner" ON public.partners;
-DROP POLICY IF EXISTS "Service role kann alles" ON public.companies;
+DROP POLICY IF EXISTS "Service role kann alles" ON public.partners;
 
-CREATE POLICY "Admins und Partner lesen Firmen"
+CREATE POLICY "Admins und Partner lesen Partner"
-  ON public.companies FOR SELECT
+  ON public.partners FOR SELECT
   USING (auth.role() = 'authenticated');
 
 CREATE POLICY "Service role kann alles"
-  ON public.companies FOR ALL
+  ON public.partners FOR ALL
   USING (true)
   WITH CHECK (true);
 
 -- 2. company_id zu public.users hinzufügen
 ALTER TABLE public.users
-  ADD COLUMN IF NOT EXISTS company_id UUID REFERENCES public.companies(id) ON DELETE SET NULL;
+  ADD COLUMN IF NOT EXISTS partner_id UUID REFERENCES public.partners(id) ON DELETE SET NULL;
 
 -- Reload Schema Cache
 NOTIFY pgrst, 'reload schema';