Refactor the page data factory pipeline

packages/framework/src/Framework/Factories/BlogPostDataFactory.php

@@ -5,6 +5,7 @@
 namespace Hyde\Framework\Factories;
 
 use Hyde\Framework\Concerns\InteractsWithFrontMatter;
+use Hyde\Framework\Factories\Concerns\CoreDataObject;
 use Hyde\Framework\Features\Blogging\Models\FeaturedImage;
 use Hyde\Framework\Features\Blogging\Models\PostAuthor;
 use Hyde\Markdown\Contracts\FrontMatter\BlogPostSchema;
@@ -42,10 +43,10 @@ class BlogPostDataFactory extends Concerns\PageDataFactory implements BlogPostSc
     protected readonly ?PostAuthor $author;
     protected readonly ?FeaturedImage $image;
 
-    public function __construct(FrontMatter $matter, Markdown $markdown)
+    public function __construct(CoreDataObject $pageData)
     {
-        $this->matter = $matter;
-        $this->markdown = $markdown;
+        $this->matter = $pageData->matter;
+        $this->markdown = $pageData->markdown;
 
         $this->description = $this->makeDescription();
         $this->category = $this->makeCategory();

packages/framework/src/Framework/Factories/Concerns/CoreDataObject.php

@@ -0,0 +1,50 @@
+<?php
+
+declare(strict_types=1);
+
+namespace Hyde\Framework\Factories\Concerns;
+
+use Hyde\Markdown\Models\FrontMatter;
+use Hyde\Markdown\Models\Markdown;
+use Hyde\Support\Concerns\JsonSerializesArrayable;
+use Illuminate\Contracts\Support\Arrayable;
+use JsonSerializable;
+
+/**
+ * Experimental class to contain the core data for a page being constructed.
+ *
+ * It should contain immutable data known at the very start of construction.
+ * In addition to the front matter and markdown, the data should contain
+ * everything needed to identify the unique page being constructed.
+ *
+ * The benefit of using this class over passing around the page object when constructing a page is
+ * that the latter's state is unpredictable due to the nature of the construction process continuously
+ * mutating the page object. This class on the other hand is immutable, making it highly predictable.
+ */
+final class CoreDataObject implements Arrayable, JsonSerializable
+{
+    use JsonSerializesArrayable;
+
+    public function __construct(
+        public readonly FrontMatter $matter,
+        public readonly Markdown|false $markdown,
+        public readonly string $pageClass,
+        public readonly string $identifier,
+        public readonly string $sourcePath,
+        public readonly string $outputPath,
+        public readonly string $routeKey,
+    ) {
+        //
+    }
+
+    public function toArray(): array
+    {
+        return [
+            'pageClass' => $this->pageClass,
+            'identifier' => $this->identifier,
+            'sourcePath' => $this->sourcePath,
+            'outputPath' => $this->outputPath,
+            'routeKey' => $this->routeKey,
+        ];
+    }
+}

packages/framework/src/Framework/Factories/Concerns/HasFactory.php

@@ -19,15 +19,23 @@ public function constructFactoryData(PageDataFactory $data): void
 
     protected function constructPageSchemas(): void
     {
-        $this->constructPageSchema();
+        $this->constructFactoryData(new HydePageDataFactory($this->toCoreDataObject()));
 
         if ($this instanceof MarkdownPost) {
-            $this->constructFactoryData(new BlogPostDataFactory($this->matter, $this->markdown));
+            $this->constructFactoryData(new BlogPostDataFactory($this->toCoreDataObject()));
         }
     }
 
-    protected function constructPageSchema(): void
+    public function toCoreDataObject(): CoreDataObject
     {
-        $this->constructFactoryData(new HydePageDataFactory($this->matter, $this->markdown ?? false, $this::class, $this->identifier, $this->getOutputPath(), $this->routeKey));
+        return new CoreDataObject(
+            $this->matter,
+            $this->markdown ?? false,
+            static::class,
+            $this->identifier,
+            $this->getSourcePath(),
+            $this->getOutputPath(),
+            $this->getRouteKey(),
+        );
     }
 }

packages/framework/src/Framework/Factories/HydePageDataFactory.php

@@ -5,6 +5,7 @@
 namespace Hyde\Framework\Factories;
 
 use Hyde\Framework\Concerns\InteractsWithFrontMatter;
+use Hyde\Framework\Factories\Concerns\CoreDataObject;
 use Hyde\Framework\Features\Navigation\NavigationData;
 use Hyde\Hyde;
 use Hyde\Markdown\Contracts\FrontMatter\PageSchema;
@@ -25,15 +26,22 @@ class HydePageDataFactory extends Concerns\PageDataFactory implements PageSchema
     protected readonly string $title;
     protected readonly ?string $canonicalUrl;
     protected readonly ?NavigationData $navigation;
+    private readonly string $routeKey;
+    private readonly string $outputPath;
+    private readonly string $identifier;
+    private readonly string $pageClass;
+    private readonly Markdown|false $markdown;
+    private readonly FrontMatter $matter;
+
+    public function __construct(private readonly CoreDataObject $pageData)
+    {
+        $this->matter = $this->pageData->matter;
+        $this->markdown = $this->pageData->markdown;
+        $this->pageClass = $this->pageData->pageClass;
+        $this->identifier = $this->pageData->identifier;
+        $this->outputPath = $this->pageData->outputPath;
+        $this->routeKey = $this->pageData->routeKey;
 
-    public function __construct(
-        private readonly FrontMatter $matter,
-        private readonly Markdown|false $markdown,
-        private readonly string $pageClass,
-        private readonly string $identifier,
-        private readonly string $outputPath,
-        private readonly string $routeKey,
-    ) {
         $this->title = $this->makeTitle();
         $this->canonicalUrl = $this->makeCanonicalUrl();
         $this->navigation = $this->makeNavigation();
@@ -60,7 +68,7 @@ protected function makeCanonicalUrl(): ?string
 
     protected function makeNavigation(): ?NavigationData
     {
-        return NavigationDataFactory::make($this->matter, $this->identifier, $this->pageClass, $this->routeKey, $this->title);
+        return NavigationData::make((new NavigationDataFactory($this->pageData, $this->title))->toArray());
     }
 
     private function findTitleForPage(): string

packages/framework/src/Framework/Factories/NavigationDataFactory.php

@@ -9,7 +9,7 @@
 use function array_merge;
 use function config;
 use Hyde\Framework\Concerns\InteractsWithFrontMatter;
-use Hyde\Framework\Features\Navigation\NavigationData;
+use Hyde\Framework\Factories\Concerns\CoreDataObject;
 use Hyde\Markdown\Contracts\FrontMatter\SubSchemas\NavigationSchema;
 use Hyde\Markdown\Models\FrontMatter;
 use Hyde\Pages\DocumentationPage;
@@ -39,14 +39,20 @@ class NavigationDataFactory extends Concerns\PageDataFactory implements Navigati
     protected readonly ?string $group;
     protected readonly ?bool $hidden;
     protected readonly ?int $priority;
+    private readonly string $title;
+    private readonly string $routeKey;
+    private readonly string $pageClass;
+    private readonly string $identifier;
+    private readonly FrontMatter $matter;
+
+    public function __construct(CoreDataObject $pageData, string $title)
+    {
+        $this->matter = $pageData->matter;
+        $this->identifier = $pageData->identifier;
+        $this->pageClass = $pageData->pageClass;
+        $this->routeKey = $pageData->routeKey;
+        $this->title = $title;
 
-    public function __construct(
-        private readonly FrontMatter $matter,
-        private readonly string $identifier,
-        private readonly string $pageClass,
-        private readonly string $routeKey,
-        private readonly string $title,
-    ) {
         $this->label = $this->makeLabel();
         $this->group = $this->makeGroup();
         $this->hidden = $this->makeHidden();
@@ -63,13 +69,6 @@ public function toArray(): array
         ];
     }
 
-    public static function make(FrontMatter $matter, string $identifier, string $pageClass, string $routeKey, string $title): NavigationData
-    {
-        return NavigationData::make(
-            (new static($matter, $identifier, $pageClass, $routeKey, $title))->toArray()
-        );
-    }
-
     protected function makeLabel(): ?string
     {
         return $this->matter('navigation.label')