chore: initial commit of existing codebase

app/Http/Controllers/Purchase/RfqPortalController.php

@@ -0,0 +1,100 @@
+<?php
+
+namespace App\Http\Controllers\Purchase;
+
+use App\Http\Controllers\Controller;
+use App\Models\RfqInvitation;
+use App\Models\SupplierQuote;
+use App\Models\SupplierQuoteItem;
+use App\Services\PurchaseStageService;
+use Illuminate\Http\Request;
+
+class RfqPortalController extends Controller
+{
+    private function resolve(string $token): RfqInvitation
+    {
+        return RfqInvitation::where('token', $token)
+            ->with(['purchaseRequest.items', 'supplier'])
+            ->firstOrFail();
+    }
+
+    public function show(string $token)
+    {
+        $invitation = $this->resolve($token);
+
+        if ($invitation->isSubmitted()) {
+            return view('rfq.submitted', compact('invitation'));
+        }
+
+        if ($invitation->isExpired()) {
+            return view('rfq.expired', compact('invitation'));
+        }
+
+        if ($invitation->status === 'sent') {
+            $invitation->update(['status' => 'opened', 'opened_at' => now()]);
+        }
+
+        $purchaseRequest = $invitation->purchaseRequest;
+        $items           = $purchaseRequest->items;
+
+        return view('rfq.show', compact('invitation', 'purchaseRequest', 'items'));
+    }
+
+    public function submit(Request $request, string $token)
+    {
+        $invitation = $this->resolve($token);
+
+        if ($invitation->isSubmitted() || $invitation->isExpired()) {
+            abort(403, 'This link is no longer valid.');
+        }
+
+        $validated = $request->validate([
+            'lead_time_days'     => ['nullable', 'integer', 'min:0'],
+            'payment_terms'      => ['nullable', 'string', 'max:200'],
+            'notes'              => ['nullable', 'string', 'max:1000'],
+            'items'              => ['required', 'array'],
+            'items.*.unit_price' => ['required', 'numeric', 'min:0'],
+        ]);
+
+        $purchaseItems = $invitation->purchaseRequest->items;
+
+        $quote = SupplierQuote::create([
+            'rfq_invitation_id'   => $invitation->id,
+            'purchase_request_id' => $invitation->purchase_request_id,
+            'supplier_id'         => $invitation->supplier_id,
+            'submitted_at'        => now(),
+            'lead_time_days'      => $validated['lead_time_days'],
+            'payment_terms'       => $validated['payment_terms'],
+            'notes'               => $validated['notes'],
+            'total_amount'        => 0,
+        ]);
+
+        $total = 0;
+        foreach ($purchaseItems as $i => $item) {
+            $unitPrice  = (float)($validated['items'][$i]['unit_price'] ?? 0);
+            $qty        = (float)$item->quantity;
+            $totalPrice = round($unitPrice * $qty, 3);
+            $total     += $totalPrice;
+
+            SupplierQuoteItem::create([
+                'supplier_quote_id' => $quote->id,
+                'description'       => $item->description,
+                'unit'              => $item->unit ?? '',
+                'quantity'          => $qty,
+                'unit_price'        => $unitPrice,
+                'total_price'       => $totalPrice,
+            ]);
+        }
+
+        $quote->update(['total_amount' => round($total, 3)]);
+        $invitation->update(['status' => 'submitted']);
+
+        // If at least 1 quote is in, move to comparison stage
+        $pr = $invitation->purchaseRequest;
+        if ($pr->stage === 'quoting') {
+            app(PurchaseStageService::class)->setStage($pr, 'comparison');
+        }
+
+        return view('rfq.submitted', compact('invitation'));
+    }
+}