[5.x] Collection handle and route optimizations (#9641)

Co-authored-by: Jason Varga <[email protected]>

src/Entries/Collection.php

@@ -38,6 +38,7 @@ class Collection implements Arrayable, ArrayAccess, AugmentableContract, Contrac
 
  protected $handle;
  protected $routes = [];
+ private $cachedRoutes = null;
  protected $mount;
  protected $title;
  protected $template;
@@ -75,20 +76,31 @@ public function id()
 
  public function handle($handle = null)
  {
- return $this->fluentlyGetOrSet('handle')->args(func_get_args());
+ if (func_num_args() === 0) {
+ return $this->handle;
+ }
+
+ $this->handle = $handle;
+
+ return $this;
  }
 
  public function routes($routes = null)
  {
  return $this
  ->fluentlyGetOrSet('routes')
  ->getter(function ($routes) {
- return $this->sites()->mapWithKeys(function ($site) use ($routes) {
+ if ($this->cachedRoutes !== null) {
+ return $this->cachedRoutes;
+ }
+
+ return $this->cachedRoutes = $this->sites()->mapWithKeys(function ($site) use ($routes) {
  $siteRoute = is_string($routes) ? $routes : ($routes[$site] ?? null);
 
  return [$site => $siteRoute];
  });
  })
+ ->afterSetter(fn () => $this->cachedRoutes = null)
  ->args(func_get_args());
  }
 
@@ -389,6 +401,7 @@ public function sites($sites = null)
 
  return collect($sites);
  })
+ ->afterSetter(fn () => $this->cachedRoutes = null)
  ->args(func_get_args());
  }