Genesis

src/endpoints/image-handler.js

@@ -0,0 +1,21 @@
+import { sendBinary, sendJson } from '../http.js';
+import { resizeImage } from '../image-resize.js';
+import { getImageByHash } from '../queries/image.js';
+
+export function createImageHandler() {
+  return async function handle(_req, res, { url }) {
+    const path = url.searchParams.get('path');
+
+    if (!path) {
+      return sendJson(res, 400, { Message: "Missing required query parameter 'path'." });
+    }
+
+    const image = await getImageByHash(path, '200');
+    if (!image) {
+      return sendJson(res, 404, { Message: `No image was found for path '${path}'.` });
+    }
+
+    const buffer = await resizeImage(image.buffer);
+    return sendBinary(res, 200, buffer, image.contentType);
+  };
+}