refactor(src): split oversized modules

src/web/inbound/media.ts

@@ -0,0 +1,55 @@
+import type { proto, WAMessage } from "@whiskeysockets/baileys";
+import {
+  downloadMediaMessage,
+  normalizeMessageContent,
+} from "@whiskeysockets/baileys";
+import { logVerbose } from "../../globals.js";
+import type { createWaSocket } from "../session.js";
+
+function unwrapMessage(
+  message: proto.IMessage | undefined,
+): proto.IMessage | undefined {
+  const normalized = normalizeMessageContent(
+    message as proto.IMessage | undefined,
+  );
+  return normalized as proto.IMessage | undefined;
+}
+
+export async function downloadInboundMedia(
+  msg: proto.IWebMessageInfo,
+  sock: Awaited<ReturnType<typeof createWaSocket>>,
+): Promise<{ buffer: Buffer; mimetype?: string } | undefined> {
+  const message = unwrapMessage(msg.message as proto.IMessage | undefined);
+  if (!message) return undefined;
+  const mimetype =
+    message.imageMessage?.mimetype ??
+    message.videoMessage?.mimetype ??
+    message.documentMessage?.mimetype ??
+    message.audioMessage?.mimetype ??
+    message.stickerMessage?.mimetype ??
+    undefined;
+  if (
+    !message.imageMessage &&
+    !message.videoMessage &&
+    !message.documentMessage &&
+    !message.audioMessage &&
+    !message.stickerMessage
+  ) {
+    return undefined;
+  }
+  try {
+    const buffer = (await downloadMediaMessage(
+      msg as WAMessage,
+      "buffer",
+      {},
+      {
+        reuploadRequest: sock.updateMediaMessage,
+        logger: sock.logger,
+      },
+    )) as Buffer;
+    return { buffer, mimetype };
+  } catch (err) {
+    logVerbose(`downloadMediaMessage failed: ${String(err)}`);
+    return undefined;
+  }
+}