Add fare type for pax/cargo/mixed flights #621 (#623)

app/Models/Enums/FareType.php

@@ -0,0 +1,16 @@
+<?php
+
+namespace App\Models\Enums;
+
+use App\Contracts\Enum;
+
+class FareType extends Enum
+{
+    public const PASSENGER = 0;
+    public const CARGO = 1;
+
+    public static $labels = [
+        self::PASSENGER => 'Passenger',
+        self::CARGO     => 'Cargo',
+    ];
+}

app/Models/Expense.php

@@ -78,4 +78,9 @@ class Expense extends Model
     {
         return $this->belongsTo(Airline::class, 'airline_id');
     }
+
+    public function ref_model()
+    {
+        return $this->morphTo();
+    }
 }

app/Models/Fare.php

@@ -11,6 +11,7 @@ use App\Contracts\Model;
  * @property int     code
  * @property int     capacity
  * @property int     count Only when merged with pivot
+ * @property int     type
  * @property string  notes
  * @property bool    active
  */
@@ -32,12 +33,14 @@ class Fare extends Model
         'price'    => 'float',
         'cost'     => 'float',
         'capacity' => 'integer',
+        'type'     => 'integer',
         'active'   => 'boolean',
     ];
 
     public static $rules = [
         'code' => 'required',
         'name' => 'required',
+        'type' => 'required',
     ];
 
     /**