bug fix

src/lib/file-id/CreateHasherBrowser.ts

@@ -0,0 +1,31 @@
+import {CID_ALGORITHM_NAMES} from "../hash-compute/MultiHashData";
+import {SimpleHash} from "./SimpleHash";
+import {Crc32Hash} from "./Crc32Hash";
+import {BrowserHasher} from "@root/file-id/BrowserHasher";
+
+export async function createHasher(algo: CID_ALGORITHM_NAMES): Promise<SimpleHash> {
+    const hasher = (() => {
+        switch (algo) {
+            case CID_ALGORITHM_NAMES.sha256:
+                return new BrowserHasher('sha-256');
+            case CID_ALGORITHM_NAMES.sha1:
+                return new BrowserHasher('sha-1');
+            case CID_ALGORITHM_NAMES.md5:
+                return new BrowserHasher('md5');
+            case CID_ALGORITHM_NAMES.sha3_256:
+                return new BrowserHasher('sha3-256');
+            case CID_ALGORITHM_NAMES.sha3_384:
+                return new BrowserHasher('sha3-384');
+            case CID_ALGORITHM_NAMES.crc32:
+                return new Crc32Hash();
+            default:
+                throw new Error(`Unsupported algorithm: ${algo}`);
+        }
+    })();
+
+    if (hasher instanceof BrowserHasher) {
+        await hasher.initialize();
+    }
+
+    return hasher;
+}