Trigger update if newer version is available after health check

app/Jobs/CheckSiteHealth.php

@@ -6,9 +6,11 @@
 
 use App\Models\Site;
 use App\RemoteSite\Connection;
+use App\TUF\TufFetcher;
 use Carbon\Carbon;
 use Illuminate\Contracts\Queue\ShouldQueue;
 use Illuminate\Foundation\Queue\Queueable;
+use Illuminate\Support\Str;
 
 class CheckSiteHealth implements ShouldQueue
 {
@@ -39,5 +41,19 @@ public function handle(): void
         // @phpstan-ignore-next-line
         $this->site->last_seen = Carbon::now();
         $this->site->save();
+
+        // Check if a newer Joomla version for that site is available
+        $latestVersion = (new TufFetcher())->getLatestVersionForBranch((int) $this->site->cms_version[0]);
+
+        // Available version is not newer, exit
+        if (!version_compare($latestVersion, $this->site->cms_version, ">")) {
+            return;
+        }
+
+        // We have a newer version, queue Update
+        UpdateSite::dispatch(
+            $this->site,
+            $latestVersion
+        );
     }
 }

app/TUF/TufFetcher.php

@@ -17,7 +17,10 @@ public function __construct()
         $this->updateStorage = App::make(StorageInterface::class);
     }
 
-    public function getReleases(): mixed
+    /**
+     * @return Collection
+     */
+    public function getReleases(): Collection
     {
         // Cache response to avoid to make constant calls on the fly
         return Cache::remember(
@@ -43,4 +46,13 @@ function () {
             }
         );
     }
+
+    public function getLatestVersionForBranch(int $branch): string
+    {
+        return $this->getReleases()->filter(function ($release) {
+                return $release["stability"] === "Stable";
+            })->sort(function ($releaseA, $releaseB) {
+                return version_compare($releaseA["version"], $releaseB["version"], '<');
+            })->pluck('version')->first();
+    }
 }