feat: infrastructure assets management with warranty tracking and EAN lookup integration

app/Models/Asset.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace App\Models;
+
+use Carbon\Carbon;
+use Illuminate\Database\Eloquent\Factories\HasFactory;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+
+class Asset extends Model
+{
+    use HasFactory;
+
+    protected $fillable = [
+        'nom',
+        'type',
+        'code_ean',
+        'marque',
+        'modele',
+        'numero_serie',
+        'emplacement',
+        'commune_id',
+        'commande_id',
+        'date_achat',
+        'date_fin_garantie',
+        'statut',
+        'notes',
+    ];
+
+    protected $casts = [
+        'date_achat'        => 'date',
+        'date_fin_garantie' => 'date',
+    ];
+
+    public function commune(): BelongsTo
+    {
+        return $this->belongsTo(Commune::class);
+    }
+
+    public function commande(): BelongsTo
+    {
+        return $this->belongsTo(Commande::class);
+    }
+
+    public function getEstSousGarantieAttribute(): bool
+    {
+        if (!$this->date_fin_garantie) {
+            return false;
+        }
+
+        return Carbon::now()->isBefore($this->date_fin_garantie);
+    }
+
+    public function getGarantieExpireeAttribute(): bool
+    {
+        if (!$this->date_fin_garantie) {
+            return false;
+        }
+
+        return Carbon::now()->isAfter($this->date_fin_garantie);
+    }
+
+    public function getEstProcheExpirationGarantieAttribute(): bool
+    {
+        if (!$this->date_fin_garantie || $this->garantie_expiree) {
+            return false;
+        }
+
+        return Carbon::now()->diffInDays($this->date_fin_garantie, false) <= 30;
+    }
+}