XOOPS輕鬆架 - 線上書籍

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7-3 app\Http\Controllers\CartController.php

7-5 app\Product.php next

南市Laravel研習範例
=============

```php
<?php

namespace App\Http\Controllers;

use App\Order;
use App\OrderItem;
use App\Product;
use DB;
use Illuminate\Http\Request;

class OrderController extends Controller
{
    /**
     * Display a listing of the resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function index()
    {
        //
    }

/**
     * Show the form for creating a new resource.
     *
     * @return \Illuminate\Http\Response
     */
    public function create()
    {
        //
    }

/**
     * Store a newly created resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @return \Illuminate\Http\Response
     */
    public function store(Request $request)
    {
        DB::transaction(function () use ($request) {

$user = $request->user();

// 建立一個訂單
            $order          = new Order;
            $order->address = $request->address;
            $order->total   = 0;
            $order->closed  = 0;
            $order->user_id = $user->id;
            $order->save();

$total = 0;
            // 計算所有購物車內容的數量及價格
            foreach ($request->amount as $cart_id => $amount) {
                $product_id = $request->product[$cart_id];
                $product    = Product::find($product_id);

$item             = new OrderItem;
                $item->order_id   = $order->id;
                $item->product_id = $product_id;
                $item->amount     = $amount;
                $item->price      = $product->price;
                $item->save();
                $total += $product->price * $amount;
            }

$order->total = $total;
            $order->update();

// 將下單的商品從購物車中移除
            $user->carts()->delete();

});

return redirect()->route('index');

}

/**
     * Display the specified resource.
     *
     * @param  \App\Order  $order
     * @return \Illuminate\Http\Response
     */
    public function show(Order $order)
    {
        //
    }

/**
     * Show the form for editing the specified resource.
     *
     * @param  \App\Order  $order
     * @return \Illuminate\Http\Response
     */
    public function edit(Order $order)
    {
        //
    }

/**
     * Update the specified resource in storage.
     *
     * @param  \Illuminate\Http\Request  $request
     * @param  \App\Order  $order
     * @return \Illuminate\Http\Response
     */
    public function update(Request $request, Order $order)
    {
        //
    }

/**
     * Remove the specified resource from storage.
     *
     * @param  \App\Order  $order
     * @return \Illuminate\Http\Response
     */
    public function destroy(Order $order)
    {
        //
    }
}

```

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