gestione documentale avanzata 1 parte

app/Models/DocumentoCartella.php

@@ -0,0 +1,48 @@
+<?php
+
+declare(strict_types=1);
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Database\Eloquent\Relations\BelongsTo;
+use Illuminate\Database\Eloquent\Relations\HasMany;
+
+class DocumentoCartella extends Model
+{
+    protected $table = 'documenti_cartelle';
+
+    protected $fillable = ['parent_id', 'nome'];
+
+    public function parent(): BelongsTo
+    {
+        return $this->belongsTo(self::class, 'parent_id');
+    }
+
+    public function children(): HasMany
+    {
+        return $this->hasMany(self::class, 'parent_id')->orderBy('nome');
+    }
+
+    public function documenti(): HasMany
+    {
+        return $this->hasMany(Documento::class, 'cartella_id');
+    }
+
+    public function ancestors(): array
+    {
+        $ancestors = [];
+        $current = $this;
+        while ($current->parent) {
+            array_unshift($ancestors, $current->parent);
+            $current = $current->parent;
+        }
+        return $ancestors;
+    }
+
+    public function fullPath(): string
+    {
+        $parts = collect($this->ancestors())->push($this)->pluck('nome')->toArray();
+        return '/' . implode('/', $parts);
+    }
+}