Moves AudioCapture into react

ts/util/resolveAttachmentDraftData.ts

@@ -0,0 +1,30 @@
+// Copyright 2020-2021 Signal Messenger, LLC
+// SPDX-License-Identifier: AGPL-3.0-only
+
+import * as log from '../logging/log';
+import { AttachmentType } from '../types/Attachment';
+
+export async function resolveAttachmentDraftData(
+  attachment?: AttachmentType
+): Promise<AttachmentType | undefined> {
+  if (!attachment || attachment.pending) {
+    return;
+  }
+
+  if (!attachment.path) {
+    return;
+  }
+
+  const data = await window.Signal.Migrations.readDraftData(attachment.path);
+  if (data.byteLength !== attachment.size) {
+    log.error(
+      `Attachment size from disk ${data.byteLength} did not match attachment size ${attachment.size}`
+    );
+    return;
+  }
+
+  return {
+    ...attachment,
+    data,
+  };
+}