chore: initial commit of existing codebase

app/Models/RfqInvitation.php

@@ -0,0 +1,45 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+
+class RfqInvitation extends Model
+{
+    protected $fillable = [
+        'purchase_request_id', 'supplier_id', 'token', 'channel',
+        'sent_at', 'opened_at', 'expires_at', 'status', 'item_ids',
+    ];
+
+    protected $casts = [
+        'sent_at'    => 'datetime',
+        'opened_at'  => 'datetime',
+        'expires_at' => 'datetime',
+        'item_ids'   => 'array',
+    ];
+
+    public function purchaseRequest()
+    {
+        return $this->belongsTo(PurchaseRequest::class);
+    }
+
+    public function supplier()
+    {
+        return $this->belongsTo(Supplier::class);
+    }
+
+    public function quote()
+    {
+        return $this->hasOne(SupplierQuote::class);
+    }
+
+    public function isExpired(): bool
+    {
+        return $this->expires_at && $this->expires_at->isPast();
+    }
+
+    public function isSubmitted(): bool
+    {
+        return $this->status === 'submitted';
+    }
+}