feat: add send file function

src/client/whatsapp.ts

@@ -1,6 +1,7 @@
 import type {
   GetMessagesParams,
   ListChatsParams,
+  SendFileParams,
   SendTextParams,
 } from "../shared/protocol";
 import type {
@@ -158,6 +159,10 @@ export class WhatsAppClient {
     return this.request<any>("sendText", params);
   }
 
+  sendFile(params: SendFileParams) {
+    return this.request<any>("sendFile", params);
+  }
+
   getMedia(msgId: string) {
     return this.request<string>("getMedia", msgId);
   }

src/server/main.ts

@@ -214,6 +214,7 @@ wss.on("connection", (ws) => {
         case "listGroups":
         case "getMessages":
         case "sendText":
+        case "sendFile":
         case "getMedia":
         case "exec":
           result = await call(wa, request.method, request.params);

src/shared/protocol.ts

@@ -40,16 +40,26 @@ export interface GetMessagesParams {
   id?: string;
 }
 
+export interface SendTextOptions {
+  delay?: number;
+  quotedMsg?: string;
+  mentionedList?: string[];
+  waitForAck?: boolean;
+  caption?: string;
+  filename?: string;
+  mimetype?: string;
+}
+
 export interface SendTextParams {
   chatId: string;
   text: string;
+  options?: SendTextOptions;
+}
 
-  options?: {
-    delay?: number;
-    quotedMsg?: string;
-    mentionedList?: string[];
-    waitForAck?: boolean;
-  };
+export interface SendFileParams {
+  chatId: string;
+  data: string;
+  options?: SendTextOptions;
 }
 
 export interface GetContactsParams {
@@ -64,5 +74,6 @@ export type BridgeRequest =
   | RpcRequest<"listGroups">
   | RpcRequest<"getMessages", GetMessagesParams>
   | RpcRequest<"sendText", SendTextParams>
+  | RpcRequest<"sendFile", SendFileParams>
   | RpcRequest<"getMedia", string>
   | RpcRequest<"exec", string>;

src/userscript/index.ts

@@ -110,12 +110,17 @@ async function handleRequest(request: BridgeRequest) {
       const result = await WPP.chat.sendTextMessage(
         request.params.chatId,
         request.params.text,
-        {
-          delay: request.params.options?.delay,
-          quotedMsg: request.params.options?.quotedMsg,
-          mentionedList: request.params.options?.mentionedList,
-          waitForAck: request.params.options?.waitForAck,
-        },
+        request.params.options,
+      );
+
+      return serialize(result);
+    }
+
+    case "sendFile": {
+      const result = await WPP.chat.sendFileMessage(
+        request.params.chatId,
+        request.params.data,
+        request.params.options,
       );
 
       return serialize(result);

src/userscript/types.d.ts

@@ -1,5 +1,20 @@
 declare const __WS_URL__: string;
 
+type SendMessageOptions = {
+  delay?: number;
+  detectMentioned?: boolean;
+  markIsRead?: boolean;
+  mentionedList?: string[];
+  messageId?: string;
+  quotedMsg?: string;
+  quotedMsgPayload?: string;
+  waitForAck?: boolean;
+  isViewOnce?: boolean;
+  filename?: string;
+  mimetype?: string;
+  type?: string;
+};
+
 declare const WPP: {
   isReady: boolean;
 
@@ -38,16 +53,13 @@ declare const WPP: {
     sendTextMessage(
       chatId: string,
       text: string,
-      options?: {
-        delay?: number;
-        detectMentioned?: boolean;
-        markIsRead?: boolean;
-        mentionedList?: string[];
-        messageId?: string;
-        quotedMsg?: string;
-        quotedMsgPayload?: string;
-        waitForAck?: boolean;
-      },
+      options?: SendMessageOptions,
+    ): Promise<any>;
+
+    sendFileMessage(
+      chatId: string,
+      data: string,
+      options?: SendMessageOptions,
     ): Promise<any>;
 
     downloadMedia(msgId: string): Promise<Blob>;