ein paar test-objekte

app/HasContracts.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App;
+
+use App\Models\Document;
+
+trait HasContracts
+{
+    public function contracts()
+    {
+        return $this->morphMany(Document::class, 'contractable');
+    }
+
+}

app/HasDocuments.php

@@ -0,0 +1,14 @@
+<?php
+
+namespace App;
+
+use App\Models\Document;
+
+trait HasDocuments
+{
+    public function documents()
+    {
+        return $this->morphMany(Document::class, 'documentable');
+    }
+
+}

app/Models/Contact.php

@@ -0,0 +1,15 @@
+<?php
+
+namespace App\Models;
+
+use App\HasContracts;
+use App\HasDocuments;
+use Illuminate\Database\Eloquent\Model;
+
+class Contact extends Model
+{
+    use HasDocuments, HasContracts;
+
+    protected $fillable = ['name', 'type'];
+
+}

app/Models/Contract.php

@@ -2,9 +2,18 @@
 
 namespace App\Models;
 
+use App\HasDocuments;
 use Illuminate\Database\Eloquent\Model;
 
 class Contract extends Model
 {
-    //
+    use HasDocuments;
+
+    protected $fillable = ['name', 'type'];
+
+    public function contractable()
+    {
+        return $this->morphTo();
+    }
+
 }

app/Models/Customer.php

@@ -0,0 +1,10 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class Customer extends Model
+{
+    //
+}

app/Models/Document.php

@@ -7,7 +7,7 @@ use Illuminate\Database\Eloquent\Model;
 class Document extends Model
 {
 
-    protected $fillable = ['name'];
+    protected $fillable = ['name', 'type'];
 
     public function documentable()
     {

app/Models/User.php

@@ -4,7 +4,7 @@ namespace App\Models;
 
 // use Illuminate\Contracts\Auth\MustVerifyEmail;
 
-use App\Models\Document;
+use App\HasDocuments;
 use Illuminate\Database\Eloquent\Factories\HasFactory;
 use Illuminate\Foundation\Auth\User as Authenticatable;
 use Illuminate\Notifications\Notifiable;
@@ -13,6 +13,7 @@ class User extends Authenticatable
 {
     /** @use HasFactory<\Database\Factories\UserFactory> */
     use HasFactory, Notifiable;
+    use HasDocuments;
 
     /**
      * The attributes that are mass assignable.
@@ -48,8 +49,4 @@ class User extends Authenticatable
         ];
     }
 
-    public function documents()
-    {
-        return $this->morphMany(Document::class, 'documentable');
-    }
 }