Merge pull request #17 from protonemedia/resolve-once

Resolve Component data only once and late

src/BladeViewExtractor.php

@@ -161,23 +161,41 @@ protected function attributesAreCustomBound(): bool
      */
     protected function getBladeFunctions(): array
     {
-        return $this->data['spladeBridge']['functions'] ?? [];
+        $functions = $this->data['spladeBridge']['functions'] ?? [];
+
+        if ($functions instanceof ResolveOnce) {
+            $functions = $functions();
+        }
+
+        return $functions;
     }
 
     /**
      * Get the properties that are passed from the Blade Component.
      */
     protected function getBladeProperties(): array
     {
-        return array_keys($this->data['spladeBridge']['data'] ?? []);
+        $data = $this->data['spladeBridge']['data'] ?? [];
+
+        if ($data instanceof ResolveOnce) {
+            $data = $data();
+        }
+
+        return array_keys($data);
     }
 
     /**
      * Get the properties that are passed from the Blade Component.
      */
     protected function getBladePropsThatArePassedAsVueProps(): array
     {
-        return $this->data['spladeBridge']['props'] ?? [];
+        $props = $this->data['spladeBridge']['props'] ?? [];
+
+        if ($props instanceof ResolveOnce) {
+            $props = $props();
+        }
+
+        return $props;
     }
 
     /**

src/ResolveOnce.php

@@ -0,0 +1,40 @@
+<?php
+
+namespace ProtoneMedia\SpladeCore;
+
+use Illuminate\Container\Container;
+
+class ResolveOnce
+{
+    private bool $resolved = false;
+
+    private $result;
+
+    public function __construct(
+        private $callback
+    ) {
+        //
+    }
+
+    public static function make(callable $callback): self
+    {
+        return new static($callback);
+    }
+
+    private function resolve(): array
+    {
+        if ($this->resolved) {
+            return $this->result;
+        }
+
+        return tap(Container::getInstance()->call($this->callback), function ($result) {
+            $this->result = $result;
+            $this->resolved = true;
+        });
+    }
+
+    public function __invoke(): array
+    {
+        return $this->resolve();
+    }
+}

src/View/Factory.php

@@ -116,17 +116,25 @@ public function renderComponent()
 
         $output = parent::renderComponent();
 
-        $templateId = $componentData['spladeBridge']['template_hash'];
+        $spladeBridge = $componentData['spladeBridge'];
+
+        $templateId = $spladeBridge['template_hash'];
 
         if (static::$trackSpladeComponents) {
             static::$spladeComponents[$templateId] = $output;
         }
 
         $this->pushSpladeTemplate($templateId, $output);
 
-        $spladeBridge = Js::from($componentData['spladeBridge'])->toHtml();
+        foreach (['data', 'props', 'functions'] as $key) {
+            if (is_callable($spladeBridge[$key])) {
+                $spladeBridge[$key] = $spladeBridge[$key]();
+            }
+        }
+
+        $spladeBridgeHtml = Js::from($spladeBridge)->toHtml();
 
-        collect($componentData['spladeBridge']['props'])->each(function ($specs, $key) use ($attributes) {
+        collect($spladeBridge['props'])->each(function ($specs, $key) use ($attributes) {
             if (! str_starts_with($key, 'v-bind:')) {
                 $key = 'v-bind:'.Str::kebab($key);
             }
@@ -137,7 +145,7 @@ public function renderComponent()
         $attrs = $attributes->toHtml();
 
         return static::$trackSpladeComponents
-            ? "<!--splade-template-id=\"{$templateId}\"--><generic-splade-component {$attrs} :bridge=\"{$spladeBridge}\"></generic-splade-component>"
-            : "<generic-splade-component {$attrs} :bridge=\"{$spladeBridge}\"></generic-splade-component>";
+            ? "<!--splade-template-id=\"{$templateId}\"--><generic-splade-component {$attrs} :bridge=\"{$spladeBridgeHtml}\"></generic-splade-component>"
+            : "<generic-splade-component {$attrs} :bridge=\"{$spladeBridgeHtml}\"></generic-splade-component>";
     }
 }