Rewrite the tags implementation. Closes #391

src/Models/Component.php

@@ -85,6 +85,16 @@ class Component extends Model implements TransformableInterface
         return $this->hasMany('CachetHQ\Cachet\Models\Incident', 'component_id', 'id');
     }
 
+    /**
+     * Components can have many tags.
+     *
+     * @return \Illuminate\Database\Eloquent\Relations\HasMany
+     */
+    public function tags()
+    {
+        return $this->belongsToMany('CachetHQ\Cachet\Models\Tag');
+    }
+
     /**
      * Finds all components by status.
      *
@@ -121,6 +131,20 @@ class Component extends Model implements TransformableInterface
         return trans('cachet.components.status.'.$this->status);
     }
 
+    /**
+     * Returns all of the tags on this component.
+     *
+     * @return string
+     */
+    public function getTagsListAttribute()
+    {
+        $tags = $this->tags->map(function ($tag) {
+            return $tag->name;
+        });
+
+        return implode(', ', $tags->toArray());
+    }
+
     /**
      * Get the transformer instance.
      *