1 files changed, 51 insertions, 0 deletions
diff --git a/src/Manifest.php b/src/Manifest.php
new file mode 100644
index 0000000..b7c5e96
--- /dev/null
+++ b/src/Manifest.php
@@ -0,0 +1,51 @@
+<?php
+
+namespace Lightscale\LaralightAssets;
+
+class Manifest
+{
+    private ?array $data;
+
+    public function __construct(
+        private string $path,
+        private string $baseUrl,
+        private string $parserClass = JsonManifestParser::class,
+    ) {}
+
+    private function readFile(): string
+    {
+        return filegetcontents($this->path);
+    }
+
+    private function loadData(): void
+    {
+        $data = $this->readFile();
+        $parser = new $this->parserClass;
+        $this->data = $parser->parse($data);
+    }
+
+    private function getData(): array
+    {
+        if ($this->data === null) $this->loadData();
+        return $this->data;
+    }
+
+    public function getFile(string $file): ?string
+    {
+        return $this->getData()[$file] ?? null;
+    }
+
+    public function getUrl(string $file): ?string
+    {
+        $file = $this->getFile($file);
+        return $file === null ? null : "{$this->baseUrl}/{$file}";
+    }
+
+    public function getPath(string $file): ?string
+    {
+        $file = $this->getFile($file);
+        $dir = $this->getDir();
+        return $file === null ? null : "{$dir}/{$file}";
+    }
+
+}