fix: resolve receipt 404 and add save receipt pdf functionality

app/Http/Controllers/PagesController.php

@@ -250,6 +250,39 @@ class PagesController extends Controller
         return view('receiptpdf', $checkout_data);
     }
 
+    public function downloadReceiptPdf(Request $request)
+    {
+        $checkoutid = $request->checkout_id;
+        $checkout_final_results = Checkout::where('checkout_id', '=', $checkoutid)
+                                          ->first();
+        $bidder_num = $checkout_final_results->bidder_num;
+        $checkout_list_results = DB::select("SELECT
+      *, items.item_assigned_num, items.item_desc
+      FROM winning_bids
+      INNER JOIN items AS items
+      ON winning_bids.winning_item_num=items.iditems
+      WHERE winning_bidder_num = $bidder_num
+    ");
+        $checkout_info_results = DB::select("SELECT
+      winning_bids.*,
+      bidders.*,
+      sum(winning_cost) AS total_cost
+      FROM winning_bids
+      INNER JOIN bidders AS bidders
+      ON winning_bids.winning_bidder_num=bidders.idbidders
+      WHERE winning_bidder_num = $bidder_num
+      GROUP BY winning_bids.winning_bidder_num
+    ");
+        $checkout_data = [
+        'checkout_final_results' => $checkout_final_results,
+        'checkout_list_results' => $checkout_list_results,
+        'checkout_info_results' => $checkout_info_results
+        ];
+
+        $pdf = PDF::loadView('receiptpdf', $checkout_data);
+        return $pdf->download('receipt-'.$checkoutid.'.pdf');
+    }
+
     public function reprintReceipt(Request $reprint_receipt_req)
     {
         if (!$reprint_receipt_req->reprintbiddernum) {

resources/views/checkout_complete.blade.php

@@ -24,11 +24,14 @@
                   </h4>
                 </th>
                 <th align='right'>
-                  <h2>
-                    <a class="btn btn-primary" target=_blank href="receiptpdf?checkout_id={{$checkout_result }}" role="button">
+                  <div class="btn-group">
+                    <a class="btn btn-primary" target=_blank href="{{ route('receiptpdf', ['checkout_id' => $checkout_result]) }}" role="button">
                       Print Receipt
                     </a>
-                  </h2>
+                    <a class="btn btn-success" href="{{ route('download_receipt', ['checkout_id' => $checkout_result]) }}" role="button">
+                      Save Receipt PDF
+                    </a>
+                  </div>
                 </th>
               </tr>
             </table>

routes/web.php

@@ -50,6 +50,7 @@ Route::group(['middleware' => 'auth'], function() {
   Route::get('reprint_receipt', ['uses' => 'PagesController@reprintReceipt']);
   Route::post('reprint_receipt', ['uses' => 'PagesController@reprintReceipt']);
   Route::get('receiptpdf', ['uses' => 'PagesController@receiptpdf'])->name('receiptpdf');
+Route::get('download_receipt', ['uses' => 'PagesController@downloadReceiptPdf'])->name('download_receipt');
   Route::get('winners', [ 'uses' => 'PagesController@winners']);
   Route::post('winners', [ 'uses' => 'PagesController@winners']);
   Route::get('winnerlist', [ 'uses' => 'PagesController@winnerlist']);