blog

app/Models/Article.php

@@ -0,0 +1,71 @@
+<?php
+
+namespace App\Models;
+
+use Illuminate\Database\Eloquent\Builder;
+use Illuminate\Database\Eloquent\Model;
+use Illuminate\Support\Str;
+
+class Article extends Model
+{
+    protected $fillable = [
+        'title',
+        'slug',
+        'excerpt',
+        'body',
+        'published_at',
+    ];
+
+    protected function casts(): array
+    {
+        return [
+            'published_at' => 'datetime',
+        ];
+    }
+
+    protected static function boot(): void
+    {
+        parent::boot();
+
+        static::creating(function (Article $article) {
+            if (empty($article->slug)) {
+                $article->slug = static::generateUniqueSlug($article->title);
+            }
+        });
+
+        static::updating(function (Article $article) {
+            if ($article->isDirty('title') && empty($article->slug)) {
+                $article->slug = static::generateUniqueSlug($article->title);
+            }
+        });
+    }
+
+    public static function generateUniqueSlug(string $title): string
+    {
+        $baseSlug = Str::limit(Str::slug($title), 200, '');
+        $slug = $baseSlug;
+        $counter = 1;
+
+        while (static::where('slug', $slug)->exists()) {
+            $slug = $baseSlug . '-' . $counter;
+            $counter++;
+        }
+
+        return $slug;
+    }
+
+    public function scopePublished(Builder $query): Builder
+    {
+        return $query->whereNotNull('published_at')->where('published_at', '<=', now());
+    }
+
+    public function getIsPublishedAttribute(): bool
+    {
+        return $this->published_at !== null && $this->published_at->isPast();
+    }
+
+    public function getRouteKeyName(): string
+    {
+        return 'slug';
+    }
+}