Add product quantities

.envrc

@@ -1 +1,2 @@
 use nix
+layout php

app/Http/Controllers/CartController.php

@@ -27,10 +27,19 @@ class CartController extends Controller
         return view("cart", ["user" => $user]);
     }
 
-    public function addToCart(Product $product)
+    public function addToCart(Product $product, Request $request)
     {
         $user = Auth::user();
         $user->cart()->syncWithoutDetaching([$product->uuid]);
+        $quantity = $request->validate([
+            'quantity' => 'numeric|min:1'
+        ])["quantity"];
+
+        if($quantity) {
+            $pivot = $user->cart()->findOrFail($product->uuid)->pivot;
+            $pivot->quantity = $quantity;
+            $pivot->save();
+        }
 
         return back();
     }

app/Http/Controllers/OrderController.php

@@ -37,10 +37,12 @@ class OrderController extends Controller
     {
         $validated = $request->validate([
                 'products' => 'required|array',
-                'products.*' => 'exists:products,uuid'
+                'products.*' => 'exists:products,uuid',
+                'product_quantities' => 'required|array',
+                'product_quantities.*' => 'numeric|min:1',
             ]);
-        $products = array_map(fn ($v) => Product::query()->where("uuid", $v)->first(), $validated["products"]);
+        $products_quantities = array_map(fn ($v, $q) => [Product::query()->where("uuid", $v)->first(), $q], $validated["products"], $validated["product_quantities"]);
-        return view("order/create", ["products" => $products]);
+        return view("order/create", ["products_with_quantities" => $products_quantities]);
         //
     }
 
@@ -60,11 +62,13 @@ class OrderController extends Controller
         $validated = $request->validate([
                 'products' => 'required|array',
                 'products.*' => 'exists:products,uuid',
+                'product_quantities' => 'required|array',
+                'product_quantities.*' => 'numeric|min:1',
                 'address' => 'required',
             ]);
+        $products_quantities = array_map(fn ($v, $q) => [Product::query()->where("uuid", $v)->first(), $q], $validated["products"], $validated["product_quantities"]);
 
-        $products = array_map(fn ($v) => Product::query()->where("uuid", $v)->first(), $validated["products"]);
+        DB::transaction(function () use ($validated, $user, $products_quantities) {
-        DB::transaction(function () use ($validated, $user, $products) {
             $address = new Address($validated);
             $address->user()->associate($user);
             $address->save();
@@ -73,16 +77,20 @@ class OrderController extends Controller
 
             $order->address()->associate($address);
             $order->user()->associate($user);
-            $order->cost = array_reduce($products, fn ($c, $i) => bcadd($c,$i->price), 0);
+            $order->cost = array_reduce($products_quantities, fn ($c, $i) => bcadd($c,bcmul($i[0]->price,$i[1])), 0);
     
             $order->save();
-            foreach($products as $product) {
+            foreach($products_quantities as $product_quantity) {
+                $product = $product_quantity[0];
+                $quantity = $product_quantity[1];
                 $order->products()->attach($product);
+                $order->products()->find($product->uuid)->pivot->quantity = $quantity;
             }
         });
-        foreach($products as $product) {
+        foreach($products_quantities as $product) {
-            $user->cart()->detach($product);
+            $user->cart()->detach($product[0]);
         }
+        return redirect()->route("order.index");
     }
 
     /**

app/Models/Order.php

@@ -23,6 +23,6 @@ class Order extends Model
 
     public function products()
     {
-        return $this->belongsToMany(Product::class, "orderProduct", "orderId" ,"productId");
+        return $this->belongsToMany(Product::class, "orderProduct", "orderId" ,"productId")->withPivot("quantity");
     }
 }

app/Models/User.php

@@ -52,7 +52,7 @@ class User extends Authenticatable
 
     public function cart()
     {
-        return $this->belongsToMany(Product::class, "cart_items", "userID", "productID");
+        return $this->belongsToMany(Product::class, "cart_items", "userID", "productID")->withPivot("quantity");
     }
 
     public function orders()

database/migrations/2021_12_14_153612_add_cart_item_quantity.php

@@ -0,0 +1,38 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+class AddCartItemQuantity extends Migration
+{
+    /**
+     * Run the migrations.
+     *
+     * @return void
+     */
+    public function up()
+    {
+        Schema::table('cart_items', function (Blueprint $table) {
+            $table->unsignedInteger("quantity")->default(1);
+        });
+        Schema::table('orderProduct', function (Blueprint $table) {
+            $table->unsignedInteger("quantity")->default(1);
+        });
+    }
+
+    /**
+     * Reverse the migrations.
+     *
+     * @return void
+     */
+    public function down()
+    {
+        Schema::table('cart_items', function (Blueprint $table) {
+            $table->dropColumn("quantity");
+        });
+        Schema::table('orderProduct', function (Blueprint $table) {
+            $table->dropColumn("quantity");
+        });
+    }
+}

resources/views/cart.blade.php

@@ -12,9 +12,17 @@
         <div>
             <div class="cart-items">
                 @foreach($user->cart as $product)
+                   {{-- dd($product->pivot->quantity) --}}
                     <div class="cart-item">
                         <x-product :product="$product" />
-                    <form class="remove-cart-form" action="{{ route("removeFromCart", $product) }}" method="post">
+                        <form method="POST" action="{{route("addToCart",$product)}}">
+                            <input type="number" value="{{ $product->pivot->quantity }}" name="quantity"> 
+                            <button type="submit"> Zatwierdź </button>
+                            @csrf
+                            
+                        </form>
+                        <form class="remove-cart-form" action="{{ route("removeFromCart", $product) }}" method="post">
+                        
                         @csrf
                         <button type="submit"> Remove from cart </button>
                     </form>
@@ -26,6 +34,7 @@
                 @csrf
                 @foreach($user->cart as $product)
                     <input type="hidden" name="products[{{ $loop->index }}]" value="{{ $product->uuid }}">
+                    <input type="hidden" name="product_quantities[{{ $loop->index }}]" value="{{ $product->pivot->quantity }}"> 
                 @endforeach()
                 <button type="submit"> Order </button>
             </form>

resources/views/order/create.blade.php

@@ -15,9 +15,10 @@
 @endif
     <div>
         <form method="post" action="{{ route("order.store") }}">
-                @foreach($products as $product)
+                @foreach($products_with_quantities as $product)
-                <input type="hidden" name="products[{{ $loop->index }}]" value="{{ $product->uuid }}">
+                <input type="hidden" name="products[{{ $loop->index }}]" value="{{ $product[0]->uuid }}">
-                <x-product :product="$product" />
+                <x-product :product="$product[0]"/>
+                <input type="number" name="product_quantities[{{ $loop->index }}]" value="{{ $product[1] }}">
                 @endforeach
 
                 <textarea name="address"></textarea>

resources/views/user.blade.php

@@ -9,8 +9,6 @@
 @section('main')
     <p>
        <b>Welcome, you are logged in as {{ $user->name }}</b>
-    </p>
+       <a href="{{route("logout")}}"> Logout </a>
-    <p>
-        <a href="/logout"> Logout </a>
     </p>
 @endsection()