restore composer.json, add mysqli extension

app/Models/OrderProducts.php

@@ -0,0 +1,66 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use App\Models\Order;
+use App\Models\Product;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+/**
+ * @package App\Models
+ * @property integer $id
+ * @property integer $order_id
+ * @property integer $product_id
+ * @property integer $count
+ * @property $price
+ * @property integer $discount
+ *
+ * @property-read Order $order
+ * @property-read Product $product
+ *
+ * @property-read float $total_price
+ * @property-read float $final_price
+ */
+class OrderProducts extends Model
+{
+    protected $guarded = ['id'];
+
+    public $timestamps = false;
+
+    protected $casts = [
+        'order_id' => 'integer',
+        'product_id' => 'integer',
+        'count' => 'integer',
+    ];
+
+    public function order(): BelongsTo
+    {
+        return $this->belongsTo(Order::class)->withTrashed();
+    }
+
+    public function getCount()
+    {
+        return $this->count;
+    }
+
+    public function product(): BelongsTo
+    {
+        return $this->belongsTo(Product::class)->withTrashed();
+    }
+
+    public function getFinalPriceAttribute(): float
+    {
+        if (!empty($this->discount)) {
+            return $this->discount;
+        } else {
+            return $this->price;
+        }
+    }
+
+    public function getTotalPriceAttribute(): float
+    {
+        $price = $this->discount ?? $this->price;
+        return $price * $this->count;
+    }
+}