first commit

app/Models/CampaignDegree.php

@@ -0,0 +1,29 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+
+class CampaignDegree extends Model
+{
+    use HasFactory;
+    
+    protected $guarded = false;
+
+    public function campaign()
+    {
+       return $this->belongsTo(AdmissionCampaign::class);
+    }
+
+    public function directionStudies()
+    {
+        return $this->hasMany(DirectionStudy::class);
+    }
+
+    public function directionStudiesHasPrograms()
+    {
+        return $this->hasMany(DirectionStudy::class)->has('programs');
+    }
+
+}