frontend Order Section Update

app/Http/Controllers/Admin/AdminInvoiceController.php

@@ -10,9 +10,6 @@ use Mpdf\Mpdf;
 use App\Models\InvoiceInstallment;
 use Illuminate\Support\Facades\Log;
 
-
-
-
 class AdminInvoiceController extends Controller
 {
     // -------------------------------------------------------------
@@ -27,7 +24,7 @@ class AdminInvoiceController extends Controller
     // -------------------------------------------------------------
     // POPUP VIEW (AJAX)
     // -------------------------------------------------------------
-   public function popup($id)
+    public function popup($id)
     {
         $invoice = Invoice::with(['items', 'order'])->findOrFail($id);
 
@@ -40,14 +37,12 @@ class AdminInvoiceController extends Controller
         return view('admin.popup_invoice', compact('invoice', 'shipment'));
     }
 
-
     // -------------------------------------------------------------
     // EDIT INVOICE PAGE
     // -------------------------------------------------------------
     public function edit($id)
     {
         $invoice = Invoice::with(['order.shipments'])->findOrFail($id);
-
         $shipment = $invoice->order?->shipments?->first();
 
         return view('admin.invoice_edit', compact('invoice', 'shipment'));
@@ -56,95 +51,82 @@ class AdminInvoiceController extends Controller
     // -------------------------------------------------------------
     // UPDATE INVOICE
     // -------------------------------------------------------------
+    public function update(Request $request, $id)
+    {
+        Log::info("🟡 Invoice Update Request Received", [
+            'invoice_id' => $id,
+            'request'    => $request->all()
+        ]);
 
-public function update(Request $request, $id)
-{
-    Log::info("🟡 Invoice Update Request Received", [
-        'invoice_id' => $id,
-        'request'    => $request->all()
-    ]);
+        $invoice = Invoice::findOrFail($id);
 
-    $invoice = Invoice::findOrFail($id);
+        $data = $request->validate([
+            'invoice_date'      => 'required|date',
+            'due_date'          => 'required|date|after_or_equal:invoice_date',
+            'final_amount'      => 'required|numeric|min:0',
+            'tax_type'          => 'required|in:gst,igst',
+            'tax_percent'       => 'required|numeric|min:0|max:28',
+            'status'            => 'required|in:pending,paid,overdue',
+            'notes'             => 'nullable|string',
+        ]);
 
-    $data = $request->validate([
-        'invoice_date'      => 'required|date',
-        'due_date'          => 'required|date|after_or_equal:invoice_date',
-        'final_amount'      => 'required|numeric|min:0',
-        'tax_type'          => 'required|in:gst,igst',
-        'tax_percent'       => 'required|numeric|min:0|max:28',
-        'status'            => 'required|in:pending,paid,overdue',
-        'notes'             => 'nullable|string',
-    ]);
+        Log::info("✅ Validated Invoice Update Data", $data);
 
-    Log::info("✅ Validated Invoice Update Data", $data);
+        $finalAmount = floatval($data['final_amount']);
+        $taxPercent  = floatval($data['tax_percent']);
+        $taxAmount   = 0;
 
-    $finalAmount = floatval($data['final_amount']);
-    $taxPercent  = floatval($data['tax_percent']);
-    $taxAmount   = 0;
+        if ($data['tax_type'] === 'gst') {
+            Log::info("🟢 GST Selected", compact('taxPercent'));
+            $data['cgst_percent'] = $taxPercent / 2;
+            $data['sgst_percent'] = $taxPercent / 2;
+            $data['igst_percent'] = 0;
+        } else {
+            Log::info("🔵 IGST Selected", compact('taxPercent'));
+            $data['cgst_percent'] = 0;
+            $data['sgst_percent'] = 0;
+            $data['igst_percent'] = $taxPercent;
+        }
 
-    if ($data['tax_type'] === 'gst') {
-        Log::info("🟢 GST Selected", compact('taxPercent'));
+        $taxAmount = ($finalAmount * $taxPercent) / 100;
 
-        $data['cgst_percent'] = $taxPercent / 2;
-        $data['sgst_percent'] = $taxPercent / 2;
-        $data['igst_percent'] = 0;
-    } else {
-        Log::info("🔵 IGST Selected", compact('taxPercent'));
+        $data['gst_amount'] = $taxAmount;
+        $data['final_amount_with_gst'] = $finalAmount + $taxAmount;
+        $data['gst_percent'] = $taxPercent;
 
-        $data['cgst_percent'] = 0;
-        $data['sgst_percent'] = 0;
-        $data['igst_percent'] = $taxPercent;
+        Log::info("📌 Final Calculated Invoice Values", [
+            'invoice_id'             => $invoice->id,
+            'final_amount'           => $finalAmount,
+            'gst_amount'             => $data['gst_amount'],
+            'final_amount_with_gst'  => $data['final_amount_with_gst'],
+            'tax_type'               => $data['tax_type'],
+            'cgst_percent'           => $data['cgst_percent'],
+            'sgst_percent'           => $data['sgst_percent'],
+            'igst_percent'           => $data['igst_percent'],
+        ]);
+
+        $invoice->update($data);
+
+        Log::info("✅ Invoice Updated Successfully", [
+            'invoice_id' => $invoice->id
+        ]);
+
+        // regenerate PDF
+        $this->generateInvoicePDF($invoice);
+
+        return redirect()
+            ->route('admin.invoices.index')
+            ->with('success', 'Invoice updated & PDF generated successfully.');
     }
 
-    $taxAmount = ($finalAmount * $taxPercent) / 100;
-
-    $data['gst_amount'] = $taxAmount;
-    $data['final_amount_with_gst'] = $finalAmount + $taxAmount;
-
-    // ✅ store original % for UI reference
-    $data['gst_percent'] = $taxPercent;
-
-    Log::info("📌 Final Calculated Invoice Values", [
-        'invoice_id'             => $invoice->id,
-        'final_amount'           => $finalAmount,
-        'gst_amount'             => $data['gst_amount'],
-        'final_amount_with_gst'  => $data['final_amount_with_gst'],
-        'tax_type'               => $data['tax_type'],
-        'cgst_percent'           => $data['cgst_percent'],
-        'sgst_percent'           => $data['sgst_percent'],
-        'igst_percent'           => $data['igst_percent'],
-    ]);
-
-    $invoice->update($data);
-
-    Log::info("✅ Invoice Updated Successfully", [
-        'invoice_id' => $invoice->id
-    ]);
-
-    // regenerate PDF
-    $this->generateInvoicePDF($invoice);
-
-    return redirect()
-        ->route('admin.invoices.index')
-        ->with('success', 'Invoice updated & PDF generated successfully.');
-}
-
-
     // -------------------------------------------------------------
     // PDF GENERATION USING mPDF
     // -------------------------------------------------------------
     public function generateInvoicePDF($invoice)
     {
-        // Load relationship including shipment
         $invoice->load(['items', 'order.shipments']);
-
-        // Fetch shipment
         $shipment = $invoice->order?->shipments?->first();
-
-        // PDF filename
         $fileName = 'invoice-' . $invoice->invoice_number . '.pdf';
-
-        // Directory path
         $folder = public_path('invoices/');
 
         if (!file_exists($folder)) {
@@ -152,110 +134,94 @@ public function update(Request $request, $id)
         }
 
         $filePath = $folder . $fileName;
-
-        // Delete old file if exists
         if (file_exists($filePath)) {
             unlink($filePath);
         }
 
-        // Create mPDF instance
-        $mpdf = new Mpdf([
-            'mode' => 'utf-8',
-            'format' => 'A4',
-            'default_font' => 'sans-serif',
-        ]);
-
-        // Load HTML view
-        $html = view('admin.pdf.invoice', [
-            'invoice' => $invoice,
-            'shipment' => $shipment
-        ])->render();
-
-        // Write HTML to PDF
+        $mpdf = new Mpdf(['mode' => 'utf-8', 'format' => 'A4', 'default_font' => 'sans-serif']);
+        $html = view('admin.pdf.invoice', ['invoice' => $invoice, 'shipment' => $shipment])->render();
         $mpdf->WriteHTML($html);
-
-        // Save PDF
         $mpdf->Output($filePath, 'F');
+        $invoice->update(['pdf_path' => 'invoices/' . $fileName]);
+    }
 
-        // Update DB path
-        $invoice->update([
-            'pdf_path' => 'invoices/' . $fileName
+    // -------------------------------------------------------------
+    // INSTALLMENTS (ADD/DELETE)
+    // -------------------------------------------------------------
+    public function storeInstallment(Request $request, $invoice_id)
+    {
+        $request->validate([
+            'installment_date' => 'required|date',
+            'payment_method'   => 'required|string',
+            'reference_no'     => 'nullable|string',
+            'amount'           => 'required|numeric|min:1',
+        ]);
+
+        $invoice = Invoice::findOrFail($invoice_id);
+
+        $paidTotal = $invoice->installments()->sum('amount');
+        // Use GST-inclusive total for all calculations/checks
+        $remaining = $invoice->final_amount_with_gst - $paidTotal;
+
+        if ($request->amount > $remaining) {
+            return response()->json([
+                'status' => 'error',
+                'message' => 'Installment amount exceeds remaining balance.'
+            ], 422);
+        }
+
+        $installment = InvoiceInstallment::create([
+            'invoice_id'       => $invoice_id,
+            'installment_date' => $request->installment_date,
+            'payment_method'   => $request->payment_method,
+            'reference_no'     => $request->reference_no,
+            'amount'           => $request->amount,
+        ]);
+
+        $newPaid = $paidTotal + $request->amount;
+
+        // Mark as 'paid' if GST-inclusive total is cleared
+        if ($newPaid >= $invoice->final_amount_with_gst) {
+            $invoice->update(['status' => 'paid']);
+        }
+
+        return response()->json([
+            'status'              => 'success',
+            'message'             => 'Installment added successfully.',
+            'installment'         => $installment,
+            'totalPaid'           => $newPaid,
+            'gstAmount'           => $invoice->gst_amount,
+            'finalAmountWithGst'  => $invoice->final_amount_with_gst,
+            'baseAmount'          => $invoice->final_amount,
+            'remaining'           => max(0, $invoice->final_amount_with_gst - $newPaid),
+            'isCompleted'         => $newPaid >= $invoice->final_amount_with_gst
         ]);
     }
-
-
-
-public function storeInstallment(Request $request, $invoice_id)
-{
-    $request->validate([
-        'installment_date' => 'required|date',
-        'payment_method' => 'required|string',
-        'reference_no' => 'nullable|string',
-        'amount' => 'required|numeric|min:1',
-    ]);
-
-    $invoice = Invoice::findOrFail($invoice_id);
-
-    $paidTotal = $invoice->installments()->sum('amount');
-    $remaining = $invoice->final_amount - $paidTotal;
-
-    if ($request->amount > $remaining) {
+    public function deleteInstallment($id)
+    {
+        $installment = InvoiceInstallment::findOrFail($id);
+        $invoice = $installment->invoice;
+    
+        $installment->delete();
+    
+        $paidTotal = $invoice->installments()->sum('amount');
+        $remaining = $invoice->final_amount_with_gst - $paidTotal;
+    
+        // Update status if not fully paid anymore
+        if ($remaining > 0 && $invoice->status === "paid") {
+            $invoice->update(['status' => 'pending']);
+        }
+    
         return response()->json([
-            'status' => 'error',
-            'message' => 'Installment amount exceeds remaining balance.'
-        ], 422);
+            'status'              => 'success',
+            'message'             => 'Installment deleted.',
+            'totalPaid'           => $paidTotal,
+            'gstAmount'           => $invoice->gst_amount,
+            'finalAmountWithGst'  => $invoice->final_amount_with_gst,
+            'baseAmount'          => $invoice->final_amount,
+            'remaining'           => $remaining,
+            'isZero'              => $paidTotal == 0
+        ]);
     }
-
-    $installment = InvoiceInstallment::create([
-        'invoice_id' => $invoice_id,
-        'installment_date' => $request->installment_date,
-        'payment_method' => $request->payment_method,
-        'reference_no' => $request->reference_no,
-        'amount' => $request->amount,
-    ]);
-
-    // Update invoice status to paid if fully cleared
-    $newPaid = $paidTotal + $request->amount;
-
-    if ($newPaid >= $invoice->final_amount) {
-        $invoice->update(['status' => 'paid']);
-    }
-
-    return response()->json([
-        'status' => 'success',
-        'message' => 'Installment added successfully.',
-        'installment' => $installment,
-        'totalPaid' => $newPaid,
-        'remaining' => max(0, $invoice->final_amount - $newPaid),
-        'isCompleted' => $newPaid >= $invoice->final_amount
-    ]);
-}
-
-public function deleteInstallment($id)
-{
-    $installment = InvoiceInstallment::findOrFail($id);
-    $invoice = $installment->invoice;
-
-    // delete installment
-    $installment->delete();
-
-    // recalc totals
-    $paidTotal = $invoice->installments()->sum('amount');
-    $remaining = $invoice->final_amount - $paidTotal;
-
-    // auto update invoice status
-    if ($remaining > 0 && $invoice->status === "paid") {
-        $invoice->update(['status' => 'pending']);
-    }
-
-    return response()->json([
-        'status' => 'success',
-        'message' => 'Installment deleted.',
-        'totalPaid' => $paidTotal,
-        'remaining' => $remaining,
-        'isZero' => $paidTotal == 0
-    ]);
-}
-
-
+    
 }