Fixes for cart and payment/paypal processing

app/Http/Controllers/CheckoutController.php

@@ -42,27 +42,53 @@ class CheckoutController extends Controller
 				->with('success','Checkout saved');
 	}
 
-	public function cart_invoice(Request $request,Invoice $o=NULL)
+	/**
+	 * Add an invoice to the cart
+	 *
+	 * @param Request $request
+	 * @param Invoice $o
+	 * @return \Illuminate\Contracts\View\Factory|\Illuminate\Contracts\View\View|\Illuminate\Foundation\Application
+	 * @note The route validates that the user can see the invoice
+	 */
+	public function cart_invoice(Request $request,Invoice $o)
 	{
-		if ($o) {
 		$request->session()->put('invoice.cart.'.$o->id,$o->id);
+
+		return view('theme.backend.adminlte.checkout.cart');
 	}
 
-		if (! $request->session()->get('invoice.cart'))
+	/**
+	 * Remove an item from the cart
+	 *
+	 * @param Request $request
+	 * @return string
+	 */
+	public function cart_remove(Request $request): string
+	{
+		if ($id=$request->post('id')) {
+			$cart = $request->session()->pull('invoice.cart');
+			unset($cart[$id]);
+
+			$request->session()->put('invoice.cart',$cart);
+		}
+
+		return '';
+	}
+
+	public function fee(Request $request): float
+	{
+		if ((! $request->post('checkout_id') || (! $request->post('total'))))
+			return 0;
+
+		$co = Checkout::findOrFail($request->post('checkout_id'));
+
+		return $co->fee($request->post('total'));
+	}
+
+	public function pay()
+	{
+		// @todo Currently sending all payments to paypal
 		return redirect()
-				->to('u/home');
+			->action([PaypalController::class,'authorise']);
-
-		return view('theme.backend.adminlte.u.invoice.cart')
-			->with('invoices',Invoice::find(array_values($request->session()->get('invoice.cart'))));
-	}
-
-	public function fee(Request $request,Checkout $o): float
-	{
-		return $o->fee($request->post('total',0));
-	}
-
-	public function pay(Request $request,Checkout $o)
-	{
-		return redirect('pay/paypal/authorise');
 	}
 }

app/Http/Controllers/PaymentController.php

@@ -3,9 +3,9 @@
 namespace App\Http\Controllers;
 
 use Illuminate\Http\RedirectResponse;
+use Illuminate\Support\Arr;
 
 use App\Http\Requests\PaymentAddEdit;
-use Illuminate\Support\Arr;
 use App\Models\{Payment,PaymentItem};
 
 class PaymentController extends Controller

app/Http/Controllers/PaypalController.php

@@ -2,8 +2,8 @@
 
 namespace App\Http\Controllers;
 
-use App\Models\PaymentItem;
 use Carbon\Carbon;
+use Illuminate\Http\RedirectResponse;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Log;
 use PayPalCheckoutSdk\Core\PayPalHttpClient;
@@ -13,14 +13,13 @@ use PayPalCheckoutSdk\Orders\OrdersCreateRequest;
 use PayPalCheckoutSdk\Orders\OrdersCaptureRequest;
 use PayPalHttp\HttpException;
 
-use App\Models\Checkout;
+use App\Models\{Checkout,Invoice,Payment,PaymentItem};
-use App\Models\Invoice;
-use App\Models\Payment;
 
 class PaypalController extends Controller
 {
-	private $client;
+	private PayPalHttpClient $client;
-	private $o = NULL;
+
+	protected const cart_url = 'u/checkout/cart';
 
 	// Create a new instance with our paypal credentials
 	public function __construct()
@@ -31,27 +30,30 @@ class PaypalController extends Controller
 			$environment = new ProductionEnvironment(config('paypal.live_client_id'),config('paypal.live_secret'));
 
 		$this->client = new PayPalHttpClient($environment);
-		$this->o = Checkout::where('name','paypal')->firstOrFail();
 	}
 
-	public function cancel(Request $request)
+	public function cancel()
 	{
-		return redirect()->to('u/invoice/cart');
+		return redirect()
+			->to(self::cart_url);
 	}
 
 	/**
 	 * Authorize a paypal payment, and redirect the user to pay.
 	 *
-	 * @param Request $request
+	 * @return RedirectResponse
-	 * @return \Illuminate\Http\RedirectResponse
+	 * @throws \PayPalHttp\IOException
 	 */
-	public function authorise(Request $request)
+	public function authorise()
 	{
+		$co = Checkout::where('name','ilike','paypal')->firstOrFail();
+
 		$currency = 'AUD'; // @todo TO determine from DB.;
-		$cart = $request->session()->get('invoice.cart');
+		$cart = request()->session()->get('invoice.cart');
 
 		if (! $cart)
-			return redirect()->to('u/home');
+			return redirect()
+				->to('u/home');
 
 		$invoices = Invoice::find($cart);
 
@@ -61,7 +63,7 @@ class PaypalController extends Controller
 		// Paypal Purchase Units
 		$items = collect();
 		foreach ($invoices as $io) {
-			$fee = $this->o->fee($io->due,count($cart));
+			$fee = $co->fee($io->due,count($cart));
 			$total = round($io->due+$fee,2);
 
 			$items->push([
@@ -100,7 +102,7 @@ class PaypalController extends Controller
 
 		$data->put('application_context',[
 			'return_url' => url('pay/paypal/capture'),
-			'cancel_url' => url('u/invoice/cart'),
+			'cancel_url' => url(self::cart_url),
 		]);
 
 		$paypal->body = $data->toArray();
@@ -111,12 +113,16 @@ class PaypalController extends Controller
 		} catch (HttpException $e) {
 			Log::error('Paypal Exception',['request'=>$paypal,'response'=>$e->getMessage()]);
 
-			return redirect()->to('u/invoice/cart')->withErrors('Paypal Exception: '.$e->getCode());
+			return redirect()
+				->to(self::cart_url)
+				->withErrors('Paypal Exception: '.$e->getCode());
 
 		} catch (\HttpException $e) {
-			Log::error('HTTP Exception',['request'=>$request,'response'=>$e->getMessage()]);
+			Log::error('HTTP Exception',['request'=>$this->client,'response'=>$e->getMessage()]);
 
-			return redirect()->to('u/invoice/cart')->withErrors('HTTP Exception: '.$e->getCode());
+			return redirect()
+				->to(self::cart_url)
+				->withErrors('HTTP Exception: '.$e->getCode());
 		}
 
 		// Get the approval link
@@ -128,18 +134,21 @@ class PaypalController extends Controller
 			}
 		}
 
-		if ($redirect_url) {
+		if ($redirect_url)
-			return redirect()->away($redirect_url);
+			return redirect()
-		}
+				->away($redirect_url);
 
-		return redirect()->to('u/invoice/cart')->withErrors('An error occurred with Paypal?');
+		return redirect()
+			->to(self::cart_url)
+			->withErrors('An error occurred with Paypal?');
 	}
 
 	/**
 	 * Capture a paypal payment
 	 *
 	 * @param Request $request
-	 * @return \Illuminate\Http\RedirectResponse
+	 * @return RedirectResponse
+	 * @throws \PayPalHttp\IOException
 	 */
 	public function capture(Request $request)
 	{
@@ -179,23 +188,32 @@ class PaypalController extends Controller
 			if ($redirect_url) {
 				Log::error('Paypal Capture: Redirect back to Paypal.');
 
-				return redirect()->away($redirect_url);
+				return redirect()
+					->away($redirect_url);
 			}
 
-			return redirect()->to('u/invoice/cart')->withErrors('An error occurred with Paypal?');
+			return redirect()
+				->to(self::cart_url)
+				->withErrors('An error occurred with Paypal?');
 
 		} catch (\HttpException $e) {
 			Log::error('HTTP Exception',['request'=>$paypal,'response'=>$e->getMessage()]);
 
-			return redirect()->to('u/invoice/cart')->withErrors('HTTP Exception: '.$e->getCode());
+			return redirect()
+				->to(self::cart_url)
+				->withErrors('HTTP Exception: '.$e->getCode());
 		}
 
-		if (! $response OR ! $response->result->purchase_units) {
+		if ((! $response) || (! $response->result->purchase_units)) {
 			Log::error('Paypal Capture: No Purchase Units?');
 
-			return redirect()->to('u/invoice/cart')->withErrors('Paypal Exception: NPU');
+			return redirect()
+				->to(self::cart_url)
+				->withErrors('Paypal Exception: NPU');
 		}
 
+		$co = Checkout::where('name','ilike','paypal')->firstOrFail();
+
 		// If we got here, we got a payment
 		foreach ($response->result->purchase_units as $pu) {
 			foreach ($pu->payments->captures as $cap) {
@@ -219,7 +237,7 @@ class PaypalController extends Controller
 				}
 
 				$po->paid_at = Carbon::parse($cap->create_time);
-				$po->checkout_id = $this->o->id;
+				$po->checkout_id = $co->id;
 				$po->checkout_data = $cap->id;
 
 				list($account_id,$fee) = explode(':',$cap->custom_id);
@@ -246,7 +264,11 @@ class PaypalController extends Controller
 		}
 
 		$request->session()->forget('invoice.cart');
+
 		Log::info('Paypal Payment Recorded',['po'=>$po->id]);
-		return redirect()->to('u/home')->with('success','Payment recorded thank you.');
+
+		return redirect()
+			->to('u/home')
+			->with('success','Payment recorded thank you.');
 	}
 }

app/Http/Requests/CheckoutAddEdit.php

@@ -3,7 +3,7 @@
 namespace App\Http\Requests;
 
 use Illuminate\Foundation\Http\FormRequest;
-use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Gate;
 use Illuminate\Validation\Rule;
 
 /**
@@ -18,7 +18,7 @@ class CheckoutAddEdit extends FormRequest
 	 */
 	public function authorize()
 	{
-		return Auth::user()->isWholesaler();
+		return Gate::allows('wholesaler');
 	}
 
 	/**

app/Http/Requests/PaymentAddEdit.php

@@ -3,7 +3,7 @@
 namespace App\Http\Requests;
 
 use Illuminate\Foundation\Http\FormRequest;
-use Illuminate\Support\Facades\Auth;
+use Illuminate\Support\Facades\Gate;
 
 use App\Models\Invoice;
 
@@ -19,7 +19,7 @@ class PaymentAddEdit extends FormRequest
 	 */
 	public function authorize()
 	{
-		return Auth::user()->isWholesaler();
+		return Gate::allows('wholesaler');
 	}
 
 	/**

resources/views/theme/backend/adminlte/checkout/cart.blade.php

@@ -0,0 +1,140 @@
+@use(App\Models\Checkout)
+@use(App\Models\Invoice)
+
+@extends('adminlte::layouts.app')
+
+@section('htmlheader_title')
+	Payment Cart
+@endsection
+@section('page_title')
+	Payments
+@endsection
+
+@section('contentheader_title')
+	Payment Cart
+@endsection
+@section('contentheader_description')
+@endsection
+
+@section('main-content')
+	<div class="row">
+		<div class="col-4">
+			<div class="card card-dark">
+				<div class="card-header p-2">
+					<span class="card-title">Invoices to Pay</span>
+				</div>
+
+				<div class="card-body">
+					<form method="POST" action="{{ url('u/checkout/pay') }}">
+						@csrf
+
+						<input type="hidden" name="type" value="invoice">
+
+						<!-- @todo This is currently forcing only paypal -->
+						<x-leenooks::form.select id="checkout_id" name="checkout_id" icon="fa-credit-card" label="Payment Method" feedback="Payment Method is required" choose="true" :options="Checkout::active()->where('name','ilike','paypal')->orderBy('name')->get()->map(function ($item) { $item->value = $item->name; return $item; })"/>
+
+						<table id="invoices" class="table table-sm w-100">
+							<tr>
+								<th>Invoice</th>
+								<th class="text-right">Balance Due</th>
+							</tr>
+
+							@foreach (($invoices=Invoice::whereIn('id',session('invoice.cart',[]))->get()) as $io)
+								<input type="hidden" name="invoice_id[]" value="{{ $io->id }}">
+								<tr>
+									<td><a class="cart_delete text-dark" data-id="{{ $io->id }}" data-value="{{ $io->due }}" href="{{ url('/u/cart/delete',$io->id) }}"><i class="fas fa-trash-alt"></i></a> {{ $io->sid }}</td>
+									<td class="text-right">{{ number_format($io->due,2) }}</td>
+								</tr>
+							@endforeach
+
+							<tfoot>
+							<tr>
+								<th class="text-right">Sub Total</th>
+								<td class="text-right"><span id="subtotal">{{ number_format($invoices->sum('due'),2) }}</span></td>
+							</tr>
+							<tr>
+								<th class="text-right">Payment Fees</th>
+								<td class="text-right"><span id="payfee">TBA</span></td>
+							</tr>
+							<tr>
+								<th class="text-right">Payment Total</th>
+								<th class="text-right"><span id="paytotal">TBA</span></th>
+							</tr>
+							<tr>
+								<th colspan="2">
+									<!-- Buttons -->
+									<x-leenooks::button.cancel/>
+									<x-leenooks::button.submit class="float-right" disabled>Pay</x-leenooks::button.submit>
+									<a href="{{ url('/home') }}" class="mt-4 btn btn-sm btn-primary">Add Invoice</a>
+								</th>
+							</tr>
+							</tfoot>
+						</table>
+					</form>
+				</div>
+			</div>
+		</div>
+	</div>
+
+	<x-leenooks::errors/>
+@endsection
+
+@section('page-scripts')
+	<script type="text/javascript">
+		var subtotal = {{ $invoices->sum('due')	}};
+
+		function fee_total() {
+			$.ajax({
+				type: 'POST',
+				data: {
+					total: subtotal,
+					checkout_id: $('#checkout_id').val()
+				},
+				dataType: 'json',
+				url: '{{ url('u/checkout/fee') }}',
+				timeout: 5000,
+				error: function() {
+					alert('Failed to submit, please try again...');
+				},
+				success: function(data) {
+					$('span[id=payfee]').html(data.toFixed(2));
+					$('span[id=paytotal]').html((subtotal+data).toFixed(2));
+					$('button[type=submit]').prop('disabled',false);
+				}
+			});
+		}
+
+		$(document).ready(function() {
+			if ($('#checkout_id').val())
+				fee_total();
+
+			$('#checkout_id').on('change',fee_total);
+
+			$('.cart_delete').click(function(item) {
+				var that = $(this);
+
+				// Delete
+				$.ajax({
+					url: '{{ url('u/checkout/cart/remove') }}',
+					method: 'POST',
+					data: {id: that.data('id')},
+
+				}).done(function(data) {
+					that.closest('tr').hide();
+					that.closest('tr').parent().find('input').attr('disabled',true);
+					subtotal -= that.data('value');
+					$('span[id=subtotal]').html(subtotal.toFixed(2));
+					if ($('#checkout_id').val())
+						fee_total();
+
+				}).fail(function(data) {
+					alert('Hmm, that didnt work?');
+				});
+
+				// Clear the data cache
+				that.removeData();
+				return false;
+			});
+		});
+	</script>
+@append

resources/views/theme/backend/adminlte/invoice/view.blade.php

@@ -18,9 +18,7 @@
 @endsection
 
 @section('main-content')
-	<!-- Main content -->
 	<div class="invoice p-3 mb-3">
-		<!-- title row -->
 		<div class="row">
 			<div class="col-8">
 				<h2>
@@ -31,10 +29,8 @@
 			<div class="col-4 text-right">
 				<h1 class="text-uppercase">Tax Invoice</h1>
 			</div>
-			<!-- /.col -->
 		</div>
 
-		<!-- info row -->
 		<div class="row invoice-info">
 			<div class="col-4 invoice-col">
 				<address>
@@ -84,12 +80,10 @@
 				</table>
 			</div>
 		</div>
-		<!-- /.row -->
 
-		<!-- Table row -->
 		<div class="row">
-			<div class="col-12 table-responsive">
+			<div class="col">
-				<table class="table table-striped table-hover">
+				<table class="table table-responsive table-striped table-hover">
 					<thead>
 						<tr>
 							<th>Qty</th>
@@ -144,15 +138,11 @@
 					</tbody>
 				</table>
 			</div>
-			<!-- /.col -->
 		</div>
-		<!-- /.row -->
 
-		<!-- padding -->
 		<div class="row pb-5"></div>
 
 		<div class="row">
-			<!-- accepted payments column -->
 			<div class="col-6">
 				<p class="lead">Payment Methods:</p>
 
@@ -172,7 +162,6 @@
 				</p>
 			</div>
 
-			<!-- /.col -->
 			<div class="ml-auto col-4">
 				<table class="table">
 					<tr>
@@ -213,18 +202,14 @@
 					@endif
 				</table>
 			</div>
-			<!-- /.col -->
 		</div>
-		<!-- /.row -->
 
 		<!-- this row will not appear when printing -->
 		<div class="row d-print-none">
 			<div class="col-12">
-				<a href="javascript:window.print();" class="btn btn-default"><i class="fas fa-print"></i> Print</a>
+				<button type="button" id="print" class="btn btn-default"><i class="fas fa-print"></i> Print</button>
 				@if($o->id)
-					<a href="{{ url('u/invoice/cart',$o->id) }}" class="btn btn-success float-right">
+					<a href="{{ url('u/checkout/cart',$o->id) }}" class="btn btn-success float-right"><i class="fas fa-credit-card"></i> Pay</a>
-						<i class="fas fa-credit-card"></i> Pay
-					</a>
 				{{--
 					<a href="{{ url(sprintf('u/invoice/%s/pdf',$o->id)) }}" class="btn btn-primary float-right mr-2">
 						<i class="fas fa-download"></i> Download PDF
@@ -234,7 +219,23 @@
 			</div>
 		</div>
 	</div>
-	<!-- /.content -->
-
-	<div class="clearfix"></div>
 @endsection
+
+@section('page-styles')
+	<style media="print">
+		/* Dont show URL and date in print output */
+		@page {
+			size: auto; /* auto is the initial value */
+			margin: 0;  /* this affects the margin in the printer settings */
+		}
+	</style>
+@append
+@section('page-scripts')
+	<script type="text/javascript">
+		$(document).ready(function() {
+			$('#print').on('click',function() {
+				window.print();
+			})
+		});
+	</script>
+@append

resources/views/theme/backend/adminlte/u/invoice/cart.blade.php

@@ -1,109 +0,0 @@
-@extends('adminlte::layouts.app')
-
-@section('htmlheader_title')
-	Payment Cart
-@endsection
-@section('page_title')
-	Payments
-@endsection
-
-@section('contentheader_title')
-	Payment Cart
-@endsection
-@section('contentheader_description')
-@endsection
-
-@section('main-content')
-	<div class="row">
-		<div class="col-4">
-			<div class="card card-dark">
-				<div class="card-header">
-					<span class="card-title">Invoices to Pay</span>
-				</div>
-
-				<div class="card-body">
-					<form method="POST" action="{{ url('u/checkout/pay') }}">
-						@csrf
-
-						<input type="hidden" name="type" value="invoice">
-
-						<div class="input-group mb-5">
-							<div class="input-group-prepend">
-								<span class="input-group-text">Payment Method</span>
-							</div>
-
-							<select class="form-control" id="paymethod" name="checkout_id[]" required>
-								<option></option>
-								@foreach (\App\Models\Checkout::active()->orderBy('name')->get() as $oo)
-									<option value="{{ $oo->id }}">{{ $oo->name }}</option>
-								@endforeach
-							</select>
-						</div>
-
-						<table id="invoices" class="table table-sm w-100">
-							<tr>
-								<th>Invoice</th>
-								<th class="text-right">Balance Due</th>
-							</tr>
-
-							@foreach ($invoices as $io)
-								<input type="hidden" name="invoice_id[]" value="{{ $io->id }}">
-								<tr>
-									<td>{{ $io->sid }}</td>
-									<td class="text-right">{{ number_format($io->due,2) }}</td>
-								</tr>
-							@endforeach
-
-							<tfoot>
-							<tr>
-								<th class="text-right">Sub Total</th>
-								<td class="text-right">{{ number_format($invoices->sum('due'),2) }}</td>
-							</tr>
-							<tr>
-								<th class="text-right">Payment Fees</th>
-								<td class="text-right"><span id="payfee">TBA</span></td>
-							</tr>
-							<tr>
-								<th class="text-right">Payment Total</th>
-								<th class="text-right"><span id="paytotal">TBA</span></th>
-							</tr>
-							<tr>
-								<th colspan="2">
-									<input type="submit" class="btn btn-dark mt-2" name="pay" value="Cancel">
-									<input type="submit" class="btn btn-success mt-2 float-right" name="pay" value="Submit" disabled>
-									<a href="{{ url('/home') }}" class="btn btn-danger mt-2 float-right mr-2">Add Invoice</a>
-								</th>
-							</tr>
-							</tfoot>
-						</table>
-					</form>
-				</div>
-			</div>
-		</div>
-	</div>
-@endsection
-
-@section('page-scripts')
-	<script>
-		$(document).ready(function() {
-			$('#paymethod').on('change',function(item) {
-				$.ajax({
-					type: "POST",
-					data: {total: {{ $invoices->sum('due') }},count: {{ $invoices->count() }} },
-					dataType: "json",
-					cache: true,
-					url: '{{ url('api/u/checkout/fee') }}'+'/'+$(this).val(),
-					timeout: 25000,
-					error: function(x) {
-						alert("Failed to submit, please try again...");
-					},
-					success: function(data) {
-						$("span[id=payfee]").html(data.toFixed(2));
-						$("span[id=paytotal]").html(({{ $invoices->sum('due') }}+data).toFixed(2));
-						$("input[type=submit]").prop('disabled',false);
-					}
-				});
-			});
-		});
-	</script>
-@append

routes/api.php

@@ -25,9 +25,6 @@ Route::group(['middleware'=>['auth:api','role:wholesaler']], function() {
 });
 
 Route::group(['middleware'=>'auth:api'], function() {
-	Route::post('/u/checkout/fee/{o}',[CheckoutController::class,'fee'])
-		->where('o','[0-9]+');
-
 		Route::any('/intuit/accounting/list',[AccountingController::class,'list']);
 });
 

routes/web.php

@@ -180,17 +180,22 @@ Route::group(['middleware'=>['auth'],'prefix'=>'u'],function() {
 	Route::get('home/{o}',[HomeController::class,'home'])
 		->where('o','[0-9]+')
 		->middleware('can:view,o');
-	Route::redirect('checkout/pay','pay/paypal/authorise');
+
+	Route::view('checkout/cart','theme.backend.adminlte.checkout.cart');
+	Route::get('checkout/cart/{o}',[CheckoutController::class,'cart_invoice'])
+		->where('o','[0-9]+')
+		->middleware('can:view,o');
+	Route::post('checkout/cart/remove',[CheckoutController::class,'cart_remove']);
+	Route::post('checkout/fee',[CheckoutController::class,'fee']);
+	Route::post('checkout/pay',[CheckoutController::class,'pay']);
+
 	Route::get('invoice/{o}',[InvoiceController::class,'view'])
 		->where('o','[0-9]+')
 		->middleware('can:view,o');
 	Route::get('invoice/{o}/pdf',[InvoiceController::class,'pdf'])
 		->where('o','[0-9]+')
 		->middleware('can:view,o');
-	Route::get('invoice/cart',[CheckoutController::class,'cart_invoice']);
+
-	Route::get('invoice/cart/{o}',[CheckoutController::class,'cart_invoice'])
-		->where('o','[0-9]+')
-		->middleware('can:view,o');
 	Route::get('service/{o}',[ServiceController::class,'home'])
 		->where('o','[0-9]+')
 		->middleware('can:view,o');