Erweiterung der Datenbank für tatsächliche Profile mit angeboten statt hardcoded. Chat funktionalität auf Käufer erweitert.

Dilomarkt/dilomarkt-api/app/Http/Controllers/MessageController.php

@@ -1,8 +1,10 @@
 <?php
 namespace App\Http\Controllers;
 
+use App\Models\User;
 use App\Models\Message;
 use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
 
 class MessageController extends Controller
 {
@@ -26,4 +28,59 @@ public function store(Request $request)
         ]));
         return response()->json($msg, 201);
     }
+
+
+public function myConversations(Request $request)
+{
+    $token = $request->bearerToken();
+    $user = $token ? User::where('api_token', $token)->first() : null;
+
+    if (!$user) {
+        return response()->json(['message' => 'Nicht eingeloggt.'], 401);
+    }
+
+    $role = $request->query('role', 'buyer');
+
+    if ($role === 'seller') {
+        $provider = DB::table('providers')->where('user_id', $user->id)->first();
+        if (!$provider) {
+            return response()->json([]);
+        }
+        $filterColumn = 'provider_id';
+        $filterValue = $provider->id;
+    } else {
+        $filterColumn = 'buyer_id';
+        $filterValue = $user->id;
+    }
+
+    $threads = DB::table('messages')
+        ->select('product_id', 'provider_id', 'buyer_id')
+        ->where($filterColumn, $filterValue)
+        ->distinct()
+        ->get();
+
+    $result = $threads->map(function ($t) {
+        $last = DB::table('messages')
+            ->where('product_id', $t->product_id)
+            ->where('buyer_id', $t->buyer_id)
+            ->orderByDesc('created_at')
+            ->first();
+
+        $product = DB::table('products')->find($t->product_id);
+        $provider = DB::table('providers')->find($t->provider_id);
+
+        return [
+            'product_id'    => $t->product_id,
+            'product_title' => $product->title ?? null,
+            'provider_id'   => $t->provider_id,
+            'provider_name' => $provider->name ?? null,
+            'buyer_id'      => $t->buyer_id,
+            'last_message'  => $last->body ?? null,
+            'last_sender'   => $last->sender ?? null,
+            'last_at'       => $last->created_at ?? null,
+        ];
+    })->sortByDesc('last_at')->values();
+
+    return response()->json($result);
+}
 }

Dilomarkt/dilomarkt-api/app/Http/Controllers/ProductController.php

@@ -65,27 +65,36 @@ public function index(Request $request) {
         return response()->json($results);
     }
 
-    public function show(int $id) {
+    public function show(int $id)
-        $product = DB::table('products')
+{
-            ->join('providers', 'products.provider_id', '=', 'providers.id')
+    $product = DB::table('products')
-            ->select('products.*', 'providers.name as provider', 'providers.id as provider_id',
+        ->join('providers', 'products.provider_id', '=', 'providers.id')
-                     'providers.address', 'providers.city', 'providers.zip',
+        ->where('products.id', $id)
-                     'providers.type as provider_type', 'providers.verified',
+        ->select(
-                     'providers.since', 'providers.initials')
+            'products.id as id',
-            ->where('products.id', $id)
+            'products.title', 'products.price', 'products.icon', 'products.category',
-            ->first();
+            'products.description', 'products.stock', 'products.provider_id',
+            'providers.name as provider', 'providers.type as provider_type',
+            'providers.address', 'providers.city', 'providers.verified', 'providers.initials'
+        )
+        ->first();
 
-        if (!$product) return response()->json(['error' => 'Not found'], 404);
+    if (!$product) {
-
+        return response()->json(['message' => 'Produkt nicht gefunden.'], 404);
-        $alternatives = DB::table('products')
-            ->join('providers', 'products.provider_id', '=', 'providers.id')
-            ->select('products.id', 'products.title', 'products.price', 'providers.name as provider')
-            ->where('products.category', $product->category)
-            ->where('products.id', '!=', $id)
-            ->where('products.provider_id', '!=', $product->provider_id)  // <- das fehlte
-            ->orderBy('products.price')
-            ->get();
-
-        return response()->json(['product' => $product, 'alternatives' => $alternatives]);
     }
+
+    $coreWord = explode(' ', trim($product->title))[0];
+
+    $alternatives = DB::table('products')
+        ->join('providers', 'products.provider_id', '=', 'providers.id')
+        ->select('products.id', 'products.title', 'products.price', 'providers.name as provider')
+        ->where('products.category', $product->category)
+        ->where('products.id', '!=', $id)
+        ->where('products.provider_id', '!=', $product->provider_id)
+        ->where('products.title', 'like', "%{$coreWord}%")
+        ->orderBy('products.price')
+        ->get();
+
+    return response()->json(['product' => $product, 'alternatives' => $alternatives]);
+}
 }

Dilomarkt/dilomarkt-api/database/migrations/2026_06_29_000001_create_providers_table.php

@@ -8,19 +8,18 @@ public function up(): void {
         Schema::create('providers', function (Blueprint $table) {
             $table->id();
             $table->string('name');
-            $table->string('initials', 4);
+            $table->string('initials')->nullable();
-            $table->string('address');
+            $table->string('address')->nullable();
-            $table->string('city');
+            $table->string('city')->nullable();
-            $table->string('zip', 10);
+            $table->string('zip')->nullable();
-            $table->decimal('lat', 10, 7);
+            $table->double('lat')->nullable();
-            $table->decimal('lng', 10, 7);
+            $table->double('lng')->nullable();
-            $table->enum('type', ['Fachhandel', 'Baumarkt']);
+            $table->string('type')->nullable();
-            $table->unsignedSmallInteger('since');
+            $table->integer('since')->nullable();
-            $table->boolean('verified')->default(false);
+            $table->boolean('verified')->default(0);
             $table->timestamps();
         });
     }
-
     public function down(): void {
         Schema::dropIfExists('providers');
     }

Dilomarkt/dilomarkt-api/database/migrations/2026_06_29_000002_create_products_table.php

@@ -9,15 +9,14 @@ public function up(): void {
             $table->id();
             $table->foreignId('provider_id')->constrained()->cascadeOnDelete();
             $table->string('title');
-            $table->decimal('price', 8, 2);
+            $table->decimal('price', 10, 2);
-            $table->string('icon', 8);
+            $table->string('icon')->nullable();
-            $table->string('category');
+            $table->string('category')->nullable();
-            $table->text('description');
+            $table->text('description')->nullable();
-            $table->unsignedInteger('stock')->default(0);
+            $table->integer('stock')->default(0);
             $table->timestamps();
         });
     }
-
     public function down(): void {
         Schema::dropIfExists('products');
     }

Dilomarkt/dilomarkt-api/database/seeders/DatabaseSeeder.php

@@ -3,6 +3,7 @@
 
 use Illuminate\Database\Seeder;
 use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Hash;
 
 class DatabaseSeeder extends Seeder {
     public function run(): void {
@@ -10,9 +11,35 @@ public function run(): void {
 
         DB::table('products')->truncate();
         DB::table('providers')->truncate();
+        DB::table('users')->truncate();
 
         DB::statement('PRAGMA foreign_keys = ON');
 
+        // --- Seller-Accounts (User je Provider, gleiche Reihenfolge wie unten) ---
+        $sellerEmails = [
+            'mueller@baumarkt-test.de', 'pw@profiwerkzeug-test.de', 'koch@holzfachhandel-test.de',
+            'lange@farbenwelt-test.de', 'info@baustoffzentrum-test.de', 'depot@werkzeugdepot-test.de',
+            'krause@sanitaer-test.de', 'goertz@elektro-test.de', 'rheinland@baumarkt-test.de',
+            'mehr@holzundmehr-test.de', 'fischer@farben-test.de', 'bergisch@baudiscount-test.de',
+        ];
+
+        $userIds = [];
+        foreach ($sellerEmails as $i => $email) {
+            $userIds[] = DB::table('users')->insertGetId([
+                'first_name' => 'Verkäufer',
+                'last_name' => 'Test ' . ($i + 1),
+                'name' => 'Verkäufer Test ' . ($i + 1),
+                'email' => $email,
+                'password' => Hash::make('Passwort123!'),
+                'role' => 'seller',
+                'email_verified_at' => now(),
+                'verification_code' => null,
+                'created_at' => now(),
+                'updated_at' => now(),
+            ]);
+        }
+        // Login für alle Test-Seller: <email oben> / Passwort123!
+
         $providers = [
             ['name'=>'Baumarkt Müller',        'initials'=>'BM','address'=>'Musterstraße 12',   'city'=>'Wuppertal', 'zip'=>'42103','lat'=>51.2562,'lng'=>7.1508,'type'=>'Baumarkt',  'since'=>1998,'verified'=>1],
             ['name'=>'Profi-Werkzeug GmbH',    'initials'=>'PW','address'=>'Industrieweg 5',    'city'=>'Wuppertal', 'zip'=>'42107','lat'=>51.2637,'lng'=>7.1362,'type'=>'Fachhandel','since'=>2005,'verified'=>1],
@@ -28,68 +55,167 @@ public function run(): void {
             ['name'=>'Bau-Discount Bergisch',  'initials'=>'BD','address'=>'Hauptstraße 100',   'city'=>'Remscheid', 'zip'=>'42853','lat'=>51.1850,'lng'=>7.1950,'type'=>'Baumarkt',  'since'=>2012,'verified'=>1],
         ];
 
-        foreach ($providers as $p) {
+        $providerIds = [];
-            DB::table('providers')->insert(array_merge($p, ['created_at'=>now(),'updated_at'=>now()]));
+        foreach ($providers as $i => $p) {
+            $providerIds[] = DB::table('providers')->insertGetId(array_merge($p, [
+                'user_id' => $userIds[$i],
+                'created_at' => now(),
+                'updated_at' => now(),
+            ]));
         }
 
+        // Helper: $pid($n) gibt die echte DB-id des n-ten Providers zurück (1-indexiert wie vorher)
+        $pid = fn($n) => $providerIds[$n - 1];
+
         $products = [
-            // Baumaterial
+            // Baumaterial — je Artikel min. 1 Alternative bei anderem Anbieter
-            ['provider_id'=>1, 'title'=>'Klinker-Restposten',         'price'=>89.00,  'icon'=>'🧱','category'=>'Baumaterial',   'description'=>'Ca. 200 Stück verfügbar. Geeignet für Außenwände und Gartenmauern.','stock'=>200],
+            ['provider_id'=>$pid(1), 'title'=>'Klinker-Restposten',          'price'=>89.00,  'icon'=>'🧱','category'=>'Baumaterial','description'=>'Ca. 200 Stück verfügbar. Geeignet für Außenwände und Gartenmauern.','stock'=>200],
-            ['provider_id'=>1, 'title'=>'Betonmischer 140L',          'price'=>180.00, 'icon'=>'🏗️','category'=>'Baumaterial',   'description'=>'Elektrischer Betonmischer 140L, 500W. Einwandfreier Zustand.','stock'=>1],
+            ['provider_id'=>$pid(9), 'title'=>'Klinker Sortiment rot',       'price'=>82.50,  'icon'=>'🧱','category'=>'Baumaterial','description'=>'Klinkersteine, rot gebrannt. 180 Stück verfügbar.','stock'=>180],
-            ['provider_id'=>5, 'title'=>'Pflastersteine grau 10x10',  'price'=>0.89,   'icon'=>'🧱','category'=>'Baumaterial',   'description'=>'Betonpflaster, 6cm stark. Abnahme ab 100 Stück. Restposten.','stock'=>850],
+
-            ['provider_id'=>5, 'title'=>'Dachziegel Tonrot',          'price'=>1.20,   'icon'=>'🏠','category'=>'Baumaterial',   'description'=>'Gebrauchte Dachziegel, gereinigt. Ca. 300 Stück.','stock'=>300],
+            ['provider_id'=>$pid(1), 'title'=>'Betonmischer 140L',          'price'=>180.00, 'icon'=>'🏗️','category'=>'Baumaterial','description'=>'Elektrischer Betonmischer 140L, 500W. Einwandfreier Zustand.','stock'=>1],
-            ['provider_id'=>9, 'title'=>'Ytong-Steine 20cm',          'price'=>3.50,   'icon'=>'🧱','category'=>'Baumaterial',   'description'=>'Porenbetonsteine, Restpalette. 40 Stück.','stock'=>40],
+            ['provider_id'=>$pid(12),'title'=>'Betonmischer 125L gebraucht','price'=>149.00, 'icon'=>'🏗️','category'=>'Baumaterial','description'=>'Elektrischer Betonmischer 125L. Gebraucht, voll funktionsfähig.','stock'=>2],
-            ['provider_id'=>9, 'title'=>'Betonpflaster Anthrazit',    'price'=>1.10,   'icon'=>'🧱','category'=>'Baumaterial',   'description'=>'Verlegeformat 20x10cm, 6cm. 500 Stück.','stock'=>500],
+
-            ['provider_id'=>12,'title'=>'Zementsäcke 25kg',           'price'=>6.50,   'icon'=>'🏗️','category'=>'Baumaterial',   'description'=>'Portlandzement CEM I. 30 Säcke verfügbar.','stock'=>30],
+            ['provider_id'=>$pid(5), 'title'=>'Pflastersteine grau 10x10',  'price'=>0.89,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Betonpflaster, 6cm stark. Abnahme ab 100 Stück. Restposten.','stock'=>850],
-            ['provider_id'=>12,'title'=>'Kalksandstein KS-L',         'price'=>2.80,   'icon'=>'🧱','category'=>'Baumaterial',   'description'=>'20x20x10cm. Restposten 150 Stück.','stock'=>150],
+            ['provider_id'=>$pid(9), 'title'=>'Pflastersteine grau 10x20',  'price'=>0.95,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Betonpflaster, 8cm stark. Geringe Lagermenge.','stock'=>200],
+
+            ['provider_id'=>$pid(5), 'title'=>'Dachziegel Tonrot',          'price'=>1.20,   'icon'=>'🏠','category'=>'Baumaterial','description'=>'Gebrauchte Dachziegel, gereinigt. Ca. 300 Stück.','stock'=>300],
+            ['provider_id'=>$pid(1), 'title'=>'Dachziegel Tonrot Neu',      'price'=>1.65,   'icon'=>'🏠','category'=>'Baumaterial','description'=>'Neue Dachziegel, Tonrot. Palettenware.','stock'=>120],
+
+            ['provider_id'=>$pid(9), 'title'=>'Ytong-Steine 20cm',          'price'=>3.50,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Porenbetonsteine, Restpalette. 40 Stück.','stock'=>40],
+            ['provider_id'=>$pid(5), 'title'=>'Ytong-Steine 24cm',          'price'=>3.95,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Porenbetonsteine, stärkere Variante. 30 Stück.','stock'=>30],
+
+            ['provider_id'=>$pid(9), 'title'=>'Betonpflaster Anthrazit',    'price'=>1.10,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Verlegeformat 20x10cm, 6cm. 500 Stück.','stock'=>500],
+            ['provider_id'=>$pid(12),'title'=>'Betonpflaster Anthrazit XL', 'price'=>1.25,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'Großformat 30x15cm, 8cm. 250 Stück.','stock'=>250],
+
+            ['provider_id'=>$pid(12),'title'=>'Zementsäcke 25kg',           'price'=>6.50,   'icon'=>'🏗️','category'=>'Baumaterial','description'=>'Portlandzement CEM I. 30 Säcke verfügbar.','stock'=>30],
+            ['provider_id'=>$pid(1), 'title'=>'Zementsäcke 25kg Schnellbinder', 'price'=>7.80, 'icon'=>'🏗️','category'=>'Baumaterial','description'=>'Schnellbindender Zement. 20 Säcke verfügbar.','stock'=>20],
+
+            ['provider_id'=>$pid(12),'title'=>'Kalksandstein KS-L',         'price'=>2.80,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'20x20x10cm. Restposten 150 Stück.','stock'=>150],
+            ['provider_id'=>$pid(9), 'title'=>'Kalksandstein KS-L 24cm',    'price'=>3.10,   'icon'=>'🧱','category'=>'Baumaterial','description'=>'24x24x10cm, höhere Tragfähigkeit. 90 Stück.','stock'=>90],
 
             // Werkzeug
-            ['provider_id'=>2, 'title'=>'Bohrmaschine 18V',           'price'=>64.00,  'icon'=>'⚙️','category'=>'Werkzeug',      'description'=>'Akkubohrmaschine 18V, 2 Akkus, Ladegerät inkl. Leichte Gebrauchsspuren.','stock'=>3],
+            ['provider_id'=>$pid(2), 'title'=>'Bohrmaschine 18V',           'price'=>64.00,  'icon'=>'⚙️','category'=>'Werkzeug','description'=>'Akkubohrmaschine 18V, 2 Akkus, Ladegerät inkl. Leichte Gebrauchsspuren.','stock'=>3],
-            ['provider_id'=>2, 'title'=>'Winkelschleifer 125mm',      'price'=>35.00,  'icon'=>'🔧','category'=>'Werkzeug',      'description'=>'900W, inkl. 5 Trennscheiben. Gebraucht, technisch einwandfrei.','stock'=>2],
+            ['provider_id'=>$pid(6), 'title'=>'Bohrmaschine 18V Pro',       'price'=>72.00,  'icon'=>'⚙️','category'=>'Werkzeug','description'=>'Akkubohrmaschine 18V, bürstenlos, 1 Akku. Neuwertig.','stock'=>5],
-            ['provider_id'=>6, 'title'=>'Kreissäge 1400W',            'price'=>95.00,  'icon'=>'🪚','category'=>'Werkzeug',      'description'=>'185mm Sägeblatt, Parallelanschlag. Guter Zustand.','stock'=>1],
+
-            ['provider_id'=>6, 'title'=>'Stichsäge Bosch PST',        'price'=>42.00,  'icon'=>'🔧','category'=>'Werkzeug',      'description'=>'650W, inkl. 3 Sägeblätter. Wenig genutzt.','stock'=>2],
+            ['provider_id'=>$pid(2), 'title'=>'Winkelschleifer 125mm',      'price'=>35.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'900W, inkl. 5 Trennscheiben. Gebraucht, technisch einwandfrei.','stock'=>2],
-            ['provider_id'=>6, 'title'=>'Schlagbohrmaschine 750W',    'price'=>38.00,  'icon'=>'⚙️','category'=>'Werkzeug',      'description'=>'Kabelgebunden, 13mm Bohrfutter. Sehr guter Zustand.','stock'=>4],
+            ['provider_id'=>$pid(6), 'title'=>'Winkelschleifer 125mm Akku', 'price'=>59.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'Akkubetrieben, 18V, ohne Akku. Wenig genutzt.','stock'=>3],
-            ['provider_id'=>2, 'title'=>'Werkzeugkoffer 108-teilig',  'price'=>55.00,  'icon'=>'🧰','category'=>'Werkzeug',      'description'=>'Kompletter Satz, Koffer leicht beschädigt, Werkzeug vollständig.','stock'=>1],
+
-            ['provider_id'=>12,'title'=>'Niveau-Laser Selbstnivell.', 'price'=>70.00,  'icon'=>'🔧','category'=>'Werkzeug',      'description'=>'Kreuzlinienlaser, Stativ inkl. Restposten Ausstellung.','stock'=>3],
+            ['provider_id'=>$pid(6), 'title'=>'Kreissäge 1400W',            'price'=>95.00,  'icon'=>'🪚','category'=>'Werkzeug','description'=>'185mm Sägeblatt, Parallelanschlag. Guter Zustand.','stock'=>1],
-            ['provider_id'=>9, 'title'=>'Schubkarre 80L verzinkt',    'price'=>28.00,  'icon'=>'🛒','category'=>'Werkzeug',      'description'=>'Stahl, luftbereifter Reifen. 5 Stück.','stock'=>5],
+            ['provider_id'=>$pid(2), 'title'=>'Kreissäge 1200W kompakt',    'price'=>78.00,  'icon'=>'🪚','category'=>'Werkzeug','description'=>'165mm Sägeblatt, leichtgängig. Wenig benutzt.','stock'=>2],
+
+            ['provider_id'=>$pid(6), 'title'=>'Stichsäge Bosch PST',        'price'=>42.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'650W, inkl. 3 Sägeblätter. Wenig genutzt.','stock'=>2],
+            ['provider_id'=>$pid(12),'title'=>'Stichsäge Makita',           'price'=>49.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'720W, variable Hubzahl, inkl. Koffer.','stock'=>1],
+
+            ['provider_id'=>$pid(6), 'title'=>'Schlagbohrmaschine 750W',    'price'=>38.00,  'icon'=>'⚙️','category'=>'Werkzeug','description'=>'Kabelgebunden, 13mm Bohrfutter. Sehr guter Zustand.','stock'=>4],
+            ['provider_id'=>$pid(9), 'title'=>'Schlagbohrmaschine 850W',    'price'=>45.00,  'icon'=>'⚙️','category'=>'Werkzeug','description'=>'Kabelgebunden, 16mm Bohrfutter, stärker. Neuwertig.','stock'=>2],
+
+            ['provider_id'=>$pid(2), 'title'=>'Werkzeugkoffer 108-teilig',  'price'=>55.00,  'icon'=>'🧰','category'=>'Werkzeug','description'=>'Kompletter Satz, Koffer leicht beschädigt, Werkzeug vollständig.','stock'=>1],
+            ['provider_id'=>$pid(6), 'title'=>'Werkzeugkoffer 94-teilig',   'price'=>48.00,  'icon'=>'🧰','category'=>'Werkzeug','description'=>'Kleinerer Satz, originalverpackt.','stock'=>4],
+
+            ['provider_id'=>$pid(12),'title'=>'Niveau-Laser Selbstnivell.', 'price'=>70.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'Kreuzlinienlaser, Stativ inkl. Restposten Ausstellung.','stock'=>3],
+            ['provider_id'=>$pid(9), 'title'=>'Niveau-Laser Profi',        'price'=>95.00,  'icon'=>'🔧','category'=>'Werkzeug','description'=>'Kreuzlinienlaser mit Empfänger, größere Reichweite.','stock'=>1],
+
+            ['provider_id'=>$pid(9), 'title'=>'Schubkarre 80L verzinkt',    'price'=>28.00,  'icon'=>'🛒','category'=>'Werkzeug','description'=>'Stahl, luftbereifter Reifen. 5 Stück.','stock'=>5],
+            ['provider_id'=>$pid(2), 'title'=>'Schubkarre 100L verzinkt',   'price'=>34.00,  'icon'=>'🛒','category'=>'Werkzeug','description'=>'Größeres Volumen, doppelter Reifen. 3 Stück.','stock'=>3],
 
             // Holz & Platten
-            ['provider_id'=>3, 'title'=>'Zaunlatten 180cm',           'price'=>3.20,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Kiefernholz, druckimprägniert. VB ab 50 Stück.','stock'=>320],
+            ['provider_id'=>$pid(3), 'title'=>'Zaunlatten 180cm',           'price'=>3.20,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Kiefernholz, druckimprägniert. VB ab 50 Stück.','stock'=>320],
-            ['provider_id'=>3, 'title'=>'OSB-Platten 18mm',           'price'=>14.50,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'250x125cm, Zuschnitt möglich. 40 Platten.','stock'=>40],
+            ['provider_id'=>$pid(10),'title'=>'Zaunlatten 150cm',           'price'=>2.60,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Kiefernholz, kürzere Variante. 200 Stück.','stock'=>200],
-            ['provider_id'=>10,'title'=>'Douglasie Terrassendielen',  'price'=>8.90,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'4m lang, 145x21mm. 60 Stück, Restposten.','stock'=>60],
+
-            ['provider_id'=>10,'title'=>'Spanplatten 16mm 260x60',    'price'=>11.00,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'Melaminbeschichtet weiß. 25 Stück.','stock'=>25],
+            ['provider_id'=>$pid(3), 'title'=>'OSB-Platten 18mm',           'price'=>14.50,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'250x125cm, Zuschnitt möglich. 40 Platten.','stock'=>40],
-            ['provider_id'=>10,'title'=>'Leimholzplatte Buche 80x40', 'price'=>24.00,  'icon'=>'🪵','category'=>'Holz & Platten','description'=>'18mm stark, beidseitig geschliffen. 8 Stück.','stock'=>8],
+            ['provider_id'=>$pid(10),'title'=>'OSB-Platten 15mm',           'price'=>11.90,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'250x125cm, dünnere Variante. 60 Platten.','stock'=>60],
-            ['provider_id'=>3, 'title'=>'Dachlatten 3x5cm 4m',       'price'=>2.10,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Nadelholz, gehobelt. 200 Stück.','stock'=>200],
+
-            ['provider_id'=>12,'title'=>'Gipsfaserplatten 12.5mm',    'price'=>9.80,   'icon'=>'📦','category'=>'Holz & Platten','description'=>'120x60cm. Restposten 35 Platten.','stock'=>35],
+            ['provider_id'=>$pid(10),'title'=>'Douglasie Terrassendielen',  'price'=>8.90,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'4m lang, 145x21mm. 60 Stück, Restposten.','stock'=>60],
+            ['provider_id'=>$pid(3), 'title'=>'Douglasie Terrassendielen B-Ware', 'price'=>6.50, 'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Leichte optische Mängel, sonst einwandfrei.','stock'=>40],
+
+            ['provider_id'=>$pid(10),'title'=>'Spanplatten 16mm 260x60',    'price'=>11.00,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'Melaminbeschichtet weiß. 25 Stück.','stock'=>25],
+            ['provider_id'=>$pid(12),'title'=>'Spanplatten 19mm 260x60',    'price'=>13.50,  'icon'=>'📦','category'=>'Holz & Platten','description'=>'Stärkere Variante, melaminbeschichtet.','stock'=>15],
+
+            ['provider_id'=>$pid(10),'title'=>'Leimholzplatte Buche 80x40', 'price'=>24.00,  'icon'=>'🪵','category'=>'Holz & Platten','description'=>'18mm stark, beidseitig geschliffen. 8 Stück.','stock'=>8],
+            ['provider_id'=>$pid(3), 'title'=>'Leimholzplatte Eiche 80x40', 'price'=>32.00,  'icon'=>'🪵','category'=>'Holz & Platten','description'=>'19mm stark, hochwertiger.','stock'=>5],
+
+            ['provider_id'=>$pid(3), 'title'=>'Dachlatten 3x5cm 4m',        'price'=>2.10,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Nadelholz, gehobelt. 200 Stück.','stock'=>200],
+            ['provider_id'=>$pid(10),'title'=>'Dachlatten 4x6cm 4m',        'price'=>2.85,   'icon'=>'🪵','category'=>'Holz & Platten','description'=>'Stärkeres Profil, sägerau. 150 Stück.','stock'=>150],
+
+            ['provider_id'=>$pid(12),'title'=>'Gipsfaserplatten 12.5mm',    'price'=>9.80,   'icon'=>'📦','category'=>'Holz & Platten','description'=>'120x60cm. Restposten 35 Platten.','stock'=>35],
+            ['provider_id'=>$pid(3), 'title'=>'Gipsfaserplatten 10mm',      'price'=>8.20,   'icon'=>'📦','category'=>'Holz & Platten','description'=>'120x60cm, dünnere Variante. 50 Platten.','stock'=>50],
 
             // Farben & Lacke
-            ['provider_id'=>4, 'title'=>'Wandfarbe Weiß 10L',         'price'=>22.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Dispersionsfarbe, innen. Restbestand aus Geschäftsauflösung.','stock'=>12],
+            ['provider_id'=>$pid(4), 'title'=>'Wandfarbe Weiß 10L',         'price'=>22.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Dispersionsfarbe, innen. Restbestand aus Geschäftsauflösung.','stock'=>12],
-            ['provider_id'=>4, 'title'=>'Fassadenfarbe Grau 15L',     'price'=>48.00,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Wetterschutzfarbe, außen. 8 Eimer.','stock'=>8],
+            ['provider_id'=>$pid(11),'title'=>'Wandfarbe Weiß 5L Premium',  'price'=>16.50,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Hohe Deckkraft, kleineres Gebinde.','stock'=>20],
-            ['provider_id'=>11,'title'=>'Holzlasur Nussbaum 5L',      'price'=>19.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Seidenmatt, für innen und außen. 6 Stück.','stock'=>6],
+
-            ['provider_id'=>11,'title'=>'Grundierung Universal 10L',  'price'=>27.00,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Tiefengrund für Innen- und Außenbereich. 4 Eimer.','stock'=>4],
+            ['provider_id'=>$pid(4), 'title'=>'Fassadenfarbe Grau 15L',     'price'=>48.00,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Wetterschutzfarbe, außen. 8 Eimer.','stock'=>8],
-            ['provider_id'=>11,'title'=>'Buntlack RAL 3000 750ml',    'price'=>8.50,   'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Feuerrot, glänzend. Restposten 15 Dosen.','stock'=>15],
+            ['provider_id'=>$pid(11),'title'=>'Fassadenfarbe Weiß 12L',     'price'=>39.00,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Wetterschutzfarbe, außen, kleineres Gebinde.','stock'=>10],
-            ['provider_id'=>4, 'title'=>'Parkettlack seidenmatt 5L',  'price'=>34.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Wasserbasis, geruchsarm. 3 Stück.','stock'=>3],
+
+            ['provider_id'=>$pid(11),'title'=>'Holzlasur Nussbaum 5L',      'price'=>19.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Seidenmatt, für innen und außen. 6 Stück.','stock'=>6],
+            ['provider_id'=>$pid(4), 'title'=>'Holzlasur Eiche 5L',         'price'=>21.50,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Seidenmatt, UV-beständig.','stock'=>4],
+
+            ['provider_id'=>$pid(11),'title'=>'Grundierung Universal 10L',  'price'=>27.00,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Tiefengrund für Innen- und Außenbereich. 4 Eimer.','stock'=>4],
+            ['provider_id'=>$pid(4), 'title'=>'Grundierung Universal 5L',   'price'=>15.50,  'icon'=>'🪣','category'=>'Farben & Lacke','description'=>'Kleineres Gebinde, gleiche Eigenschaften.','stock'=>9],
+
+            ['provider_id'=>$pid(11),'title'=>'Buntlack RAL 3000 750ml',    'price'=>8.50,   'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Feuerrot, glänzend. Restposten 15 Dosen.','stock'=>15],
+            ['provider_id'=>$pid(4), 'title'=>'Buntlack RAL 5010 750ml',    'price'=>9.20,   'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Enzianblau, glänzend.','stock'=>10],
+
+            ['provider_id'=>$pid(4), 'title'=>'Parkettlack seidenmatt 5L',  'price'=>34.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Wasserbasis, geruchsarm. 3 Stück.','stock'=>3],
+            ['provider_id'=>$pid(11),'title'=>'Parkettlack glänzend 2.5L',  'price'=>19.00,  'icon'=>'💧','category'=>'Farben & Lacke','description'=>'Wasserbasis, kleineres Gebinde.','stock'=>6],
 
             // Sanitär
-            ['provider_id'=>1, 'title'=>'Badarmatur Chrom',           'price'=>45.00,  'icon'=>'🚿','category'=>'Sanitär',       'description'=>'Einhebelmischer, neuwertig, originalverpackt.','stock'=>4],
+            ['provider_id'=>$pid(1), 'title'=>'Badarmatur Chrom',           'price'=>45.00,  'icon'=>'🚿','category'=>'Sanitär','description'=>'Einhebelmischer, neuwertig, originalverpackt.','stock'=>4],
-            ['provider_id'=>7, 'title'=>'Duschkabine 80x80cm',        'price'=>220.00, 'icon'=>'🚿','category'=>'Sanitär',       'description'=>'Viertelkreis, Klarglas 5mm. Ausstellungsstück, minimale Kratzer.','stock'=>1],
+            ['provider_id'=>$pid(7), 'title'=>'Badarmatur Matt Schwarz',    'price'=>59.00,  'icon'=>'🚿','category'=>'Sanitär','description'=>'Einhebelmischer, modernes Design.','stock'=>2],
-            ['provider_id'=>7, 'title'=>'Waschbecken Keramik weiß',   'price'=>55.00,  'icon'=>'🪠','category'=>'Sanitär',       'description'=>'Unterbauwaschbecken 60cm. Neuwertig, keine Schäden.','stock'=>3],
+
-            ['provider_id'=>7, 'title'=>'Heizkörper Typ 22 600x800',  'price'=>68.00,  'icon'=>'🌡️','category'=>'Sanitär',       'description'=>'Kompaktheizkörper, weiß. Originalverpackt. 5 Stück.','stock'=>5],
+            ['provider_id'=>$pid(7), 'title'=>'Duschkabine 80x80cm',        'price'=>220.00, 'icon'=>'🚿','category'=>'Sanitär','description'=>'Viertelkreis, Klarglas 5mm. Ausstellungsstück, minimale Kratzer.','stock'=>1],
-            ['provider_id'=>7, 'title'=>'WC-Sitz Softclose weiß',     'price'=>28.00,  'icon'=>'🪠','category'=>'Sanitär',       'description'=>'Absenkautomatik, abnehmbar. 4 Stück.','stock'=>4],
+            ['provider_id'=>$pid(1), 'title'=>'Duschkabine 90x90cm',        'price'=>260.00, 'icon'=>'🚿','category'=>'Sanitär','description'=>'Viertelkreis, Klarglas 6mm. Neuwertig.','stock'=>1],
-            ['provider_id'=>5, 'title'=>'Spültisch Edelstahl 2-Bec.', 'price'=>89.00,  'icon'=>'🚿','category'=>'Sanitär',       'description'=>'60x50cm, Unterbauspüle mit Ablauf. 2 Stück.','stock'=>2],
+
+            ['provider_id'=>$pid(7), 'title'=>'Waschbecken Keramik weiß',   'price'=>55.00,  'icon'=>'🪠','category'=>'Sanitär','description'=>'Unterbauwaschbecken 60cm. Neuwertig, keine Schäden.','stock'=>3],
+            ['provider_id'=>$pid(5), 'title'=>'Waschbecken Keramik oval',   'price'=>62.00,  'icon'=>'🪠','category'=>'Sanitär','description'=>'Aufsatzwaschbecken 50cm, ovale Form.','stock'=>2],
+
+            ['provider_id'=>$pid(7), 'title'=>'Heizkörper Typ 22 600x800',  'price'=>68.00,  'icon'=>'🌡️','category'=>'Sanitär','description'=>'Kompaktheizkörper, weiß. Originalverpackt. 5 Stück.','stock'=>5],
+            ['provider_id'=>$pid(1), 'title'=>'Heizkörper Typ 21 500x800',  'price'=>58.00,  'icon'=>'🌡️','category'=>'Sanitär','description'=>'Kompaktheizkörper, kleinere Bauform.','stock'=>3],
+
+            ['provider_id'=>$pid(7), 'title'=>'WC-Sitz Softclose weiß',     'price'=>28.00,  'icon'=>'🪠','category'=>'Sanitär','description'=>'Absenkautomatik, abnehmbar. 4 Stück.','stock'=>4],
+            ['provider_id'=>$pid(5), 'title'=>'WC-Sitz Softclose schwarz',  'price'=>32.00,  'icon'=>'🪠','category'=>'Sanitär','description'=>'Absenkautomatik, matt schwarz.','stock'=>2],
+
+            ['provider_id'=>$pid(5), 'title'=>'Spültisch Edelstahl 2-Bec.', 'price'=>89.00,  'icon'=>'🚿','category'=>'Sanitär','description'=>'60x50cm, Unterbauspüle mit Ablauf. 2 Stück.','stock'=>2],
+            ['provider_id'=>$pid(7), 'title'=>'Spültisch Edelstahl 1-Bec.', 'price'=>59.00,  'icon'=>'🚿','category'=>'Sanitär','description'=>'50x40cm, einfache Spüle mit Ablauf.','stock'=>3],
 
             // Elektro
-            ['provider_id'=>2, 'title'=>'LED Feuchtraumleuchte 60cm', 'price'=>18.00,  'icon'=>'💡','category'=>'Elektro',       'description'=>'18W, IP65. Restposten 20 Stück.','stock'=>20],
+            ['provider_id'=>$pid(2), 'title'=>'LED Feuchtraumleuchte 60cm', 'price'=>18.00,  'icon'=>'💡','category'=>'Elektro','description'=>'18W, IP65. Restposten 20 Stück.','stock'=>20],
-            ['provider_id'=>8, 'title'=>'Unterputz-Steckdosen 10er',  'price'=>14.00,  'icon'=>'🔌','category'=>'Elektro',       'description'=>'Schuko, weiß, inkl. Rahmen. 10 Sets.','stock'=>10],
+            ['provider_id'=>$pid(8), 'title'=>'LED Feuchtraumleuchte 120cm','price'=>26.00,  'icon'=>'💡','category'=>'Elektro','description'=>'36W, IP65, längere Variante.','stock'=>10],
-            ['provider_id'=>8, 'title'=>'Kabelkanal 40x25mm 2m',      'price'=>3.80,   'icon'=>'📦','category'=>'Elektro',       'description'=>'Weiß, selbstklebend. 50 Stück.','stock'=>50],
+
-            ['provider_id'=>8, 'title'=>'Sicherungsautomat B16 3-pol','price'=>22.00,  'icon'=>'⚡','category'=>'Elektro',       'description'=>'Leitungsschutzschalter, neuwertig. 8 Stück.','stock'=>8],
+            ['provider_id'=>$pid(8), 'title'=>'Unterputz-Steckdosen 10er',  'price'=>14.00,  'icon'=>'🔌','category'=>'Elektro','description'=>'Schuko, weiß, inkl. Rahmen. 10 Sets.','stock'=>10],
-            ['provider_id'=>8, 'title'=>'NYM-J 3x1.5mm² 50m',        'price'=>65.00,  'icon'=>'🔌','category'=>'Elektro',       'description'=>'Installationskabel, neu, originalverpackt. 3 Rollen.','stock'=>3],
+            ['provider_id'=>$pid(9), 'title'=>'Unterputz-Steckdosen 5er',   'price'=>8.00,   'icon'=>'🔌','category'=>'Elektro','description'=>'Schuko, anthrazit, inkl. Rahmen.','stock'=>15],
-            ['provider_id'=>9, 'title'=>'LED Baustrahler 50W',        'price'=>32.00,  'icon'=>'💡','category'=>'Elektro',       'description'=>'IP65, Schwenkarm, inkl. Stecker. 6 Stück.','stock'=>6],
+
-            ['provider_id'=>5, 'title'=>'Verlängerungskabel 25m',     'price'=>29.00,  'icon'=>'🔌','category'=>'Elektro',       'description'=>'3x1.5mm², Schuko, orange. 4 Stück.','stock'=>4],
+            ['provider_id'=>$pid(8), 'title'=>'Kabelkanal 40x25mm 2m',      'price'=>3.80,   'icon'=>'📦','category'=>'Elektro','description'=>'Weiß, selbstklebend. 50 Stück.','stock'=>50],
+            ['provider_id'=>$pid(5), 'title'=>'Kabelkanal 60x40mm 2m',      'price'=>5.20,   'icon'=>'📦','category'=>'Elektro','description'=>'Größerer Querschnitt, weiß.','stock'=>30],
+
+            ['provider_id'=>$pid(8), 'title'=>'Sicherungsautomat B16 3-pol','price'=>22.00,  'icon'=>'⚡','category'=>'Elektro','description'=>'Leitungsschutzschalter, neuwertig. 8 Stück.','stock'=>8],
+            ['provider_id'=>$pid(9), 'title'=>'Sicherungsautomat B10 1-pol','price'=>9.50,   'icon'=>'⚡','category'=>'Elektro','description'=>'Leitungsschutzschalter, einpolig.','stock'=>12],
+
+            ['provider_id'=>$pid(8), 'title'=>'NYM-J 3x1.5mm² 50m',         'price'=>65.00,  'icon'=>'🔌','category'=>'Elektro','description'=>'Installationskabel, neu, originalverpackt. 3 Rollen.','stock'=>3],
+            ['provider_id'=>$pid(2), 'title'=>'NYM-J 5x1.5mm² 50m',         'price'=>89.00,  'icon'=>'🔌','category'=>'Elektro','description'=>'Installationskabel, 5-adrig.','stock'=>2],
+
+            ['provider_id'=>$pid(9), 'title'=>'LED Baustrahler 50W',        'price'=>32.00,  'icon'=>'💡','category'=>'Elektro','description'=>'IP65, Schwenkarm, inkl. Stecker. 6 Stück.','stock'=>6],
+            ['provider_id'=>$pid(8), 'title'=>'LED Baustrahler 100W',       'price'=>52.00,  'icon'=>'💡','category'=>'Elektro','description'=>'IP65, mit Stativ, stärkere Leistung.','stock'=>3],
+
+            ['provider_id'=>$pid(5), 'title'=>'Verlängerungskabel 25m',     'price'=>29.00,  'icon'=>'🔌','category'=>'Elektro','description'=>'3x1.5mm², Schuko, orange. 4 Stück.','stock'=>4],
+            ['provider_id'=>$pid(9), 'title'=>'Verlängerungskabel 10m',     'price'=>14.00,  'icon'=>'🔌','category'=>'Elektro','description'=>'3x1.5mm², Schuko, kürzere Variante.','stock'=>8],
         ];
 
         foreach ($products as $p) {
             DB::table('products')->insert(array_merge($p, ['created_at'=>now(),'updated_at'=>now()]));
         }
+
+        DB::table('users')->insert([
+            'first_name' => 'Käufer',
+            'last_name' => 'Test',
+            'name' => 'Käufer Test',
+            'email' => 'kaeufer@test.de',
+            'password' => Hash::make('Passwort123!'),
+            'role' => 'buyer',
+            'email_verified_at' => now(),
+            'verification_code' => null,
+            'created_at' => now(),
+            'updated_at' => now(),
+        ]);
     }
 }

Dilomarkt/dilomarkt-api/routes/api.php

@@ -26,3 +26,5 @@
 Route::put('/seller/products/{id}',     [SellerController::class, 'updateProduct']);
 Route::delete('/seller/products/{id}',  [SellerController::class, 'deleteProduct']);
 Route::get('/seller/messages',          [SellerController::class, 'getMessages']);
+
+Route::get('/my-conversations', [MessageController::class, 'myConversations']);

Dilomarkt/src/App.vue

@@ -17,11 +17,11 @@
             <div class="dropdown-name">{{ user.first_name }} {{ user.last_name }}</div>
             <div class="dropdown-role">{{ user.role === 'seller' ? 'Verkäufer' : 'Käufer' }}</div>
             <hr class="dropdown-divider" />
-            <button @click="goTo('/profil')">👤 Mein Profil</button>
+<button @click="goTo('/chats')">💬 Meine Chats</button>
-            <button v-if="user.role === 'seller'" @click="goTo('/mein-shop')">🏪 Mein Shop</button>
+<button @click="goTo('/profil')">👤 Mein Profil</button>
-            <button @click="goTo('/bestellungen')">📦 Meine Bestellungen</button>
+<button v-if="user.role === 'seller'" @click="goTo('/mein-shop')">🏪 Mein Shop</button>
-            <hr class="dropdown-divider" />
+<button @click="goTo('/bestellungen')">📦 Meine Bestellungen</button>
-            <button class="dropdown-logout" @click="logout">🚪 Abmelden</button>
+<button class="dropdown-logout" @click="logout">🚪 Abmelden</button>
           </div>
         </div>
       </div>

Dilomarkt/src/api.js

@@ -78,6 +78,14 @@ async function authFetch(url, payload) {
   return data
 }
 
+export async function fetchMyConversations(role = 'buyer') {
+  const res = await fetch(`${BASE}/my-conversations?role=${role}`, {
+    headers: { Authorization: `Bearer ${localStorage.getItem('dilomarkt_token')}` }
+  })
+  if (!res.ok) throw new Error('Fehler beim Laden der Chats')
+  return res.json()
+}
+
 export const registerUser   = (p) => authFetch(`${BASE}/auth/register`, p)
 export const verifyUser     = (p) => authFetch(`${BASE}/auth/verify`, p)
 export const loginUser      = (p) => authFetch(`${BASE}/auth/login`, p)

Dilomarkt/src/router/index.js

@@ -28,6 +28,8 @@ const router = createRouter({
     { path: '/profil', name: 'profile', component: ProfileView },
     { path: '/bestellungen', name: 'orders', component: OrdersView },
     { path: '/mein-shop', name: 'seller', component: SellerView },
+    { path: '/chats', name: 'my-chats', component: () => import('../views/ChatOverviewView.vue') },
+    
   ],
 })
 

Dilomarkt/src/views/ChatModal.vue

@@ -8,7 +8,7 @@
 
       <div class="message-list" ref="listEl">
         <div v-if="loading" style="color:#aaa;font-size:13px">Lädt...</div>
-        <div v-for="m in messages" :key="m.id" :class="['msg', m.sender === 'buyer' ? 'msg-buyer' : 'msg-seller']">
+        <div v-for="m in messages" :key="m.id" :class="['msg', isOwnMessage(m) ? 'msg-own' : 'msg-other']">
           <span>{{ m.body }}</span>
           <small>{{ m.created_at }}</small>
         </div>
@@ -43,11 +43,13 @@ const props = defineProps({
   productId: [String, Number],
   productTitle: String,
   providerId: [String, Number],
+  buyerId: [String, Number],
 })
 defineEmits(['close'])
 
 const { user } = useAuth()
-const buyerId = () => user.value?.id ?? null
+const resolvedBuyerId = () => props.buyerId ?? user.value?.id ?? null
+
 
 const messages = ref([])
 const draft = ref('')
@@ -58,11 +60,15 @@ const listEl = ref(null)
 
 let pollInterval = null
 
+function isOwnMessage(m) {
+  return m.sender === (user.value?.role === 'seller' ? 'seller' : 'buyer')
+}
+
 async function loadMessages() {
-  if (!buyerId()) return
+  if (!resolvedBuyerId()) return
   loading.value = true
   try {
-    messages.value = await fetchMessages(props.productId, buyerId())
+    messages.value = await fetchMessages(props.productId, resolvedBuyerId())
     await nextTick()
     if (listEl.value) listEl.value.scrollTop = listEl.value.scrollHeight
   } catch (e) {
@@ -72,6 +78,7 @@ async function loadMessages() {
   }
 }
 
+
 async function send() {
   if (!draft.value.trim() || sending.value) return
   sending.value = true
@@ -80,8 +87,8 @@ async function send() {
     await sendMessage({
       product_id: props.productId,
       provider_id: props.providerId,
-      buyer_id: buyerId(),
+      buyer_id: resolvedBuyerId(),
-      sender: 'buyer',
+      sender: user.value?.role === 'seller' ? 'seller' : 'buyer',
       body: draft.value.trim(),
     })
     draft.value = ''
@@ -93,6 +100,7 @@ async function send() {
   }
 }
 
+
 watch(() => props.open, (val) => {
   if (val) {
     loadMessages()
@@ -102,7 +110,8 @@ watch(() => props.open, (val) => {
     messages.value = []
     error.value = ''
   }
-})
+}, { immediate: true })
+
 </script>
 
 <style scoped>
@@ -120,6 +129,6 @@ watch(() => props.open, (val) => {
 }
 .msg { display: flex; flex-direction: column; max-width: 80%; padding: 8px 12px; border-radius: 8px; font-size: 14px; }
 .msg small { font-size: 10px; color: #666; margin-top: 4px; }
-.msg-buyer { align-self: flex-end; background: #1565c0; }
+.msg-own { align-self: flex-end; background: #1565c0; }
-.msg-seller { align-self: flex-start; background: #2a2a2a; border: 1px solid #333; }
+.msg-other { align-self: flex-start; background: #2a2a2a; border: 1px solid #333; }
 </style>

Dilomarkt/src/views/ChatOverviewView.vue

@@ -0,0 +1,41 @@
+<template>
+  <div style="max-width:700px;margin:0 auto;padding:20px">
+    <h2 style="margin-bottom:16px">Meine Chats</h2>
+    <div v-if="conversations.length === 0" style="color:#666">Noch keine Chats.</div>
+    <div v-for="c in conversations" :key="c.product_id + '-' + c.buyer_id"
+         @click="active = c"
+         style="background:#1e1e1e;border:1px solid #333;border-radius:8px;padding:12px;margin-bottom:8px;cursor:pointer">
+      <div style="display:flex;justify-content:space-between">
+        <strong>{{ c.product_title }}</strong>
+        <small style="color:#666">{{ formatDate(c.last_at) }}</small>
+      </div>
+      <div style="color:#aaa;font-size:13px">{{ c.provider_name }}</div>
+      <div style="color:#ccc;font-size:13px;margin-top:4px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis">
+        {{ c.last_message }}
+      </div>
+    </div>
+
+    <ChatModal v-if="active" open :product-id="active.product_id"
+           :product-title="active.product_title" :provider-id="active.provider_id"
+           :buyer-id="active.buyer_id" @close="active = null" />
+  </div>
+</template>
+
+<script setup>
+import { ref, onMounted } from 'vue'
+import { fetchMyConversations } from '@/api.js'
+import { useAuth } from '@/useAuth.js'
+import ChatModal from './ChatModal.vue'
+
+const { user } = useAuth()
+const conversations = ref([])
+const active = ref(null)
+
+async function load() {
+  const role = user.value?.role === 'seller' ? 'seller' : 'buyer'
+  conversations.value = await fetchMyConversations(role)
+}
+function formatDate(d) { return d ? new Date(d).toLocaleString('de-DE') : '' }
+
+onMounted(load)
+</script>

Dilomarkt/src/views/ProductView.vue

@@ -14,10 +14,10 @@
         <div class="comparison-box">
           <h3 style="margin-top:0">Preisvergleich</h3>
           <div class="comparison-row active">
-            <span>{{ product.provider }}</span><strong>{{ product.price }} €</strong>
+            <span>{{ product.title }} – {{ product.provider }}</span><strong>{{ product.price }} €</strong>
           </div>
           <div class="comparison-row" v-for="a in alternatives" :key="a.id">
-            <span style="cursor:pointer;color:var(--primary-accent)" @click="router.push(`/produkt/${a.id}`)">{{ a.provider }}</span>
+            <span style="cursor:pointer;color:var(--primary-accent)" @click="router.push(`/produkt/${a.id}`)">{{ a.title }} – {{ a.provider }}</span>
             <strong>{{ a.price }} €</strong>
           </div>
           <div v-if="!alternatives.length" style="color:#666;font-size:13px;padding-top:8px">Keine weiteren Angebote.</div>
@@ -50,26 +50,25 @@
   <div v-else-if="loading" class="view-container" style="color:#aaa">Lädt...</div>
   <div v-else class="view-container" style="color:#f44336">{{ error || 'Produkt nicht gefunden.' }}</div>
 </template>
-
 <script setup>
-import { ref, onMounted } from 'vue'
+import { ref, onMounted, watch } from 'vue'
 import { useRoute, useRouter } from 'vue-router'
 import { fetchProduct } from '@/api.js'
+import ChatModal from '@/views/ChatModal.vue'
 
 const route = useRoute()
 const router = useRouter()
 const product = ref(null)
 const alternatives = ref([])
 const loading = ref(true)
-
+const error = ref('')
-import ChatModal from '@/views/ChatModal.vue'
 const chatOpen = ref(false)
 
-const error = ref('')
+async function loadProduct(id) {
-
+  loading.value = true
-onMounted(async () => {
+  error.value = ''
   try {
-    const data = await fetchProduct(route.params.id)
+    const data = await fetchProduct(id)
     product.value = data.product
     alternatives.value = data.alternatives
   } catch (e) {
@@ -77,5 +76,14 @@ onMounted(async () => {
   } finally {
     loading.value = false
   }
+}
+
+onMounted(() => loadProduct(route.params.id))
+
+watch(() => route.params.id, (newId) => {
+  if (newId) {
+    loadProduct(newId)
+    window.scrollTo({ top: 0, behavior: 'smooth' })
+  }
 })
 </script>

Dilomarkt/src/views/SellerView.vue

@@ -113,6 +113,7 @@
         Noch keine Produkte. Füge dein erstes Angebot hinzu.
       </div>
 
+   
       <!-- Product rows -->
       <div v-for="p in products" :key="p.id" class="product-row">
         <span class="product-icon-cell">{{ p.icon }}</span>
@@ -126,58 +127,8 @@
         </div>
       </div>
     </section>
-
-    <!-- ── MESSAGES SECTION ──────────────────────────── -->
-    <section v-if="shop" class="seller-section">
-      <div class="section-head">
-        <h3>Nachrichten <span class="count-badge">{{ conversations.length }}</span></h3>
-        <button v-if="activeConv" class="btn-sm" @click="activeConv = null">← Zurück</button>
-      </div>
-
-      <!-- Conversation list -->
-      <template v-if="!activeConv">
-        <div v-if="conversations.length === 0" class="empty-hint">Noch keine Nachrichten von Käufern.</div>
-        <div v-for="c in conversations" :key="`${c.product_id}_${c.buyer_id}`"
-             class="conv-row" @click="openConversation(c)">
-          <div class="conv-info">
-            <strong>{{ c.buyer_name }}</strong>
-            <div class="meta">{{ c.product_title }}</div>
-            <div class="conv-preview">{{ c.last_message }}</div>
-          </div>
-          <span style="color:#555;font-size:20px">›</span>
-        </div>
-      </template>
-
-      <!-- Thread view -->
-      <template v-else>
-        <div class="thread-header">
-          <strong>{{ activeConv.buyer_name }}</strong>
-          <div class="meta">{{ activeConv.product_title }}</div>
-        </div>
-        <div v-if="threadLoading" style="color:#aaa;padding:12px">Lädt...</div>
-        <div v-else class="thread-messages" ref="threadEl">
-          <div v-if="threadMessages.length === 0" class="empty-hint">Keine Nachrichten.</div>
-          <div v-for="m in threadMessages" :key="m.id"
-               :class="['bubble', m.sender === 'buyer' ? 'bubble-buyer' : 'bubble-seller']">
-            <span>{{ m.body }}</span>
-            <small>{{ new Date(m.created_at).toLocaleString('de-DE') }}</small>
-          </div>
-        </div>
-        <div style="display:flex;gap:8px;margin-top:12px">
-          <textarea v-model="replyDraft" rows="2" placeholder="Antwort schreiben…" class="reply-input"
-                    @keydown.enter.exact.prevent="sendReply" />
-          <button class="btn-primary" @click="sendReply"
-                  :disabled="replySending || !replyDraft.trim()"
-                  style="align-self:flex-end;padding:10px 16px">
-            {{ replySending ? '…' : '➤' }}
-          </button>
-        </div>
-        <small style="color:#555;font-size:11px">Enter zum Senden</small>
-      </template>
-    </section>
   </div>
 </template>
-
 <script setup>
 import { ref, onMounted, nextTick } from 'vue'
 import { useRouter } from 'vue-router'
@@ -185,9 +136,7 @@ import { useAuth } from '@/useAuth.js'
 import {
   getSellerShop, saveSellerShop,
   addSellerProduct, updateSellerProduct, deleteSellerProduct,
-  getSellerMessages,
 } from '@/api.js'
-import { fetchMessages, sendMessage } from '@/api.js'
 
 const CATEGORIES = ['Baumaterial', 'Werkzeug', 'Holz & Platten', 'Farben & Lacke', 'Sanitär', 'Elektro']
 const CACHE_KEY = 'dilomarkt_seller_shop'
@@ -219,15 +168,6 @@ const showProductForm    = ref(false)
 const editingProductId   = ref(null)
 const productForm        = ref({ title: '', price: '', category: 'Baumaterial', stock: 1, description: '', icon: '📦' })
 
-// ── Messages ─────────────────────────────────────────────────────────────────
-const conversations   = ref([])
-const activeConv      = ref(null)
-const threadMessages  = ref([])
-const replyDraft      = ref('')
-const threadLoading   = ref(false)
-const replySending    = ref(false)
-const threadEl        = ref(null)
-
 onMounted(async () => {
   if (!user.value || user.value.role !== 'seller') { router.push('/'); return }
   await loadShop()
@@ -242,7 +182,6 @@ async function loadShop() {
     if (data.shop) populateShopForm(data.shop)
     // Persist to cache so next visit is instant
     localStorage.setItem(CACHE_KEY, JSON.stringify({ shop: data.shop, products: data.products }))
-    if (data.shop) await loadConversations()
   } finally {
     loading.value = false
   }
@@ -307,46 +246,6 @@ async function removeProduct(id) {
   } catch (e) { showMsg(e.message, true) }
 }
 
-async function loadConversations() {
-  try {
-    const data = await getSellerMessages()
-    conversations.value = data.conversations
-  } catch { /* silent */ }
-}
-
-async function openConversation(c) {
-  activeConv.value  = c
-  replyDraft.value  = ''
-  threadLoading.value = true
-  try {
-    threadMessages.value = await fetchMessages(c.product_id, c.buyer_id)
-    await nextTick()
-    if (threadEl.value) threadEl.value.scrollTop = threadEl.value.scrollHeight
-  } finally {
-    threadLoading.value = false
-  }
-}
-
-async function sendReply() {
-  if (!replyDraft.value.trim() || replySending.value) return
-  replySending.value = true
-  try {
-    await sendMessage({
-      product_id:  activeConv.value.product_id,
-      provider_id: shop.value.id,
-      buyer_id:    activeConv.value.buyer_id,
-      sender:      'seller',
-      body:        replyDraft.value.trim(),
-    })
-    replyDraft.value = ''
-    threadMessages.value = await fetchMessages(activeConv.value.product_id, activeConv.value.buyer_id)
-    await nextTick()
-    if (threadEl.value) threadEl.value.scrollTop = threadEl.value.scrollHeight
-  } finally {
-    replySending.value = false
-  }
-}
-
 function showMsg(text, isError) {
   pageMsg.value   = text
   msgIsError.value = isError