first commit

app/Concerns/GeneratesUniqueTeamSlugs.php

@@ -0,0 +1,46 @@
+<?php
+
+namespace App\Concerns;
+
+use App\Models\Team;
+use Illuminate\Support\Str;
+
+trait GeneratesUniqueTeamSlugs
+{
+    /**
+     * Generate a unique slug for the team.
+     */
+    protected static function generateUniqueTeamSlug(string $name, ?int $excludeId = null): string
+    {
+        $defaultSlug = Str::slug($name);
+
+        $query = static::withTrashed()
+            ->where(function ($query) use ($defaultSlug) {
+                $query->where('slug', $defaultSlug)
+                    ->orWhere('slug', 'like', $defaultSlug.'-%');
+            });
+
+        if ($excludeId) {
+            $query->where('id', '!=', $excludeId);
+        }
+
+        $existingSlugs = $query->pluck('slug');
+
+        $maxSuffix = $existingSlugs
+            ->map(function (string $slug) use ($defaultSlug): ?int {
+                if ($slug === $defaultSlug) {
+                    return 0;
+                } elseif (preg_match('/^'.preg_quote($defaultSlug, '/').'-(\d+)$/', $slug, $matches)) {
+                    return (int) $matches[1];
+                }
+
+                return null;
+            })
+            ->filter(fn (?int $suffix) => $suffix !== null)
+            ->max() ?? 0;
+
+        return $existingSlugs->isEmpty()
+            ? $defaultSlug
+            : $defaultSlug.'-'.($maxSuffix + 1);
+    }
+}