feat: separate tenant domain and base path, update related models, requests, and tests

app/Domains/Tenant/Support/TenantDomainNormalizer.php

@@ -42,13 +42,7 @@ class TenantDomainNormalizer
             return null;
         }
 
-        if ($path === null && is_string($domain)) {
-            $decodedDomain = trim(urldecode($domain));
-            $candidate = str_contains($decodedDomain, '://')
-                ? $decodedDomain
-                : "//{$decodedDomain}";
-            $path = parse_url($candidate, PHP_URL_PATH) ?: '/';
-        }
+        $path ??= self::pathFromDomain($domain);
 
         $normalizedPath = self::normalizePath($path);
 
@@ -59,6 +53,25 @@ class TenantDomainNormalizer
         return $host.($normalizedPath === '/' ? '' : $normalizedPath);
     }
 
+    public static function pathFromDomain(mixed $domain): ?string
+    {
+        if (! is_string($domain)) {
+            return null;
+        }
+
+        $decodedDomain = trim(urldecode($domain));
+
+        if ($decodedDomain === '') {
+            return null;
+        }
+
+        $candidate = str_contains($decodedDomain, '://')
+            ? $decodedDomain
+            : "//{$decodedDomain}";
+
+        return self::normalizePath(parse_url($candidate, PHP_URL_PATH) ?: '/');
+    }
+
     public static function normalizePath(mixed $path): ?string
     {
         if (! is_string($path)) {
@@ -98,9 +111,23 @@ class TenantDomainNormalizer
     public static function tenantKeyCandidates(mixed $domain, mixed $path): array
     {
         $host = self::normalize($domain);
+
+        if ($host === null) {
+            return [];
+        }
+
+        return array_map(
+            static fn (string $basePath): string => $host.($basePath === '/' ? '' : $basePath),
+            self::basePathCandidates($path),
+        );
+    }
+
+    /** @return list<string> */
+    public static function basePathCandidates(mixed $path): array
+    {
         $normalizedPath = self::normalizePath($path);
 
-        if ($host === null || $normalizedPath === null) {
+        if ($normalizedPath === null) {
             return [];
         }
 
@@ -111,11 +138,11 @@ class TenantDomainNormalizer
         $candidates = [];
 
         while ($segments !== []) {
-            $candidates[] = $host.'/'.implode('/', $segments);
+            $candidates[] = '/'.implode('/', $segments);
             array_pop($segments);
         }
 
-        $candidates[] = $host;
+        $candidates[] = '/';
 
         return $candidates;
     }