migrations and models

app/Http/Controllers/InvoiceController.php

@@ -0,0 +1,81 @@
+<?php
+
+namespace App\Http\Controllers;
+
+use App\Models\Booking;
+use App\Models\Invoice;
+use App\Models\RoomAvailability;
+use Illuminate\Http\Request;
+use Illuminate\Support\Facades\DB;
+use Illuminate\Support\Facades\Storage;
+
+class InvoiceController extends Controller
+{
+    
+    public function generate(Request $request, $bookingId)
+    {
+        $booking = Booking::findOrFail($bookingId);
+
+        if ($booking->status === 'cancelled') {
+            return response()->json(['error' => 'Cannot generate invoice for cancelled booking'], 400);
+        }
+
+        $totalAmount = 0;
+        $currentDate = new \DateTime($booking->check_in);
+        $endDate = new \DateTime($booking->check_out);
+
+        while ($currentDate < $endDate) {
+            $date = $currentDate->format('Y-m-d');
+
+            $availability = RoomAvailability::where('room_type_id', $booking->room_type_id)
+                ->where('date', $date)
+                ->first();
+
+            $price = $availability && $availability->price_override !== null
+                ? $availability->price_override
+                : $booking->roomType->base_price;
+
+            $totalAmount += $price;
+
+            $currentDate->modify('+1 day');
+        }
+
+        DB::beginTransaction();
+
+        try {
+            $invoice = Invoice::create([
+                'booking_id' => $booking->id,
+                'total_amount' => $totalAmount,
+                'status' => 'pending',
+            ]);
+
+           
+            $pdfPath = $this->generatePdf($invoice);
+
+            if ($pdfPath) {
+                $invoice->update(['pdf_path' => $pdfPath]);
+            }
+
+            DB::commit();
+
+            return response()->json($invoice, 201);
+        } catch (\Exception $e) {
+            DB::rollback();
+            throw $e;
+        }
+    }
+
+    
+    private function generatePdf($invoice)
+    {
+
+        $pdf = \PDF::loadView('invoices.show', compact('invoice'));
+
+        $fileName = "invoice_{$invoice->id}.pdf";
+        $path = "invoices/{$fileName}";
+
+        Storage::put($path, $pdf->output());
+
+        return $path;
+    }
+}