add sendPhotoVideoViaTyping function

README.md

@@ -471,8 +471,11 @@ await client
   });
 
 
-// Send by injecting keystrokes into WhatsApp, thus maintaining the typing indicator
-await client.sendTextViaTyping('[email protected]', '👋 Hello from venom!');
+// Send text message by injecting keystrokes into WhatsApp, thus maintaining the typing indicator
+let success = await client.sendTextViaTyping('[email protected]', '👋 Hello from venom!');
+
+// Send photo or video by injecting keystrokes
+let success = await client.sendPhotoVideoViaTyping('[email protected]', 'path/to/file.jpg', 'Pretty sunset');
 
 // Send location
 await client

src/api/layers/AutomateLayer.ts

@@ -0,0 +1,127 @@
+import { ListenerLayer } from './listener.layer';
+import { Mutex } from 'async-mutex';
+import { Browser, Page } from 'puppeteer';
+import { CreateConfig } from '../../config/create-config';
+
+export class AutomateLayer extends ListenerLayer {
+  private typingMutex: Mutex;
+
+  constructor(
+    public browser: Browser,
+    public page: Page,
+    session?: string,
+    options?: CreateConfig
+  ) {
+    super(browser, page, session, options);
+    this.typingMutex = new Mutex();
+  }
+
+  private async selectChatViaTyping(chatId: string): Promise<boolean> {
+    let xpath = '//*[@id="side"]/div[1]/div/div[2]/div[2]/div/div[1]/p';
+    let ids = await this.page.evaluate(() => {
+      return WAPI.getAllChatIds();
+    });
+    if (!ids.includes(chatId)) {
+      return false;
+    }
+
+    try {
+      let search_element = await this.page.waitForXPath(xpath, {
+        timeout: 1000
+      });
+      // @ts-ignore
+      await search_element.click();
+      let phone_number = chatId.replace('@c.us', '');
+      await this.page.keyboard.type(' ' + phone_number + '\n', { delay: 200 });
+      await this.page.waitForTimeout(3000);
+      return true;
+    } catch (error) {
+      return false;
+    }
+  }
+
+  private async typeMultiLine(content: string): Promise<void> {
+    content = content.replace('\r', '\n');
+    const lines = content.split(/\r?\n/);
+
+    for (let index = 0; index < lines.length; index++) {
+      let line = lines[index];
+      await this.page.keyboard.type(line, { delay: 200 });
+      await this.page.keyboard.down('Shift');
+      // Press the Enter key while the Shift key is down
+      await this.page.keyboard.press('Enter');
+      // Release the Shift key
+      await this.page.keyboard.up('Shift');
+    }
+  }
+
+  /**
+   * Sends a photo or video to given chat, by injecting keystrokes
+   * @param to chat id: [email protected]
+   * @param fileName full path to media file
+   * @param caption media caption
+   */
+  public async sendPhotoVideoViaTyping(
+    to: string,
+    fileName: string,
+    caption: string = ''
+  ): Promise<boolean> {
+    let release = await this.typingMutex.acquire();
+    let success = await this.selectChatViaTyping(to);
+    if (!success) {
+      release();
+      return false;
+    }
+
+    let plus_button_xpath =
+      '//*[@id="main"]/footer/div[1]/div/span[2]/div/div[1]/div[2]/div/div/div/span';
+    try {
+      let plus_button = await this.page.waitForXPath(plus_button_xpath);
+      // @ts-ignore
+      await plus_button.click();
+    } catch (error) {
+      release();
+      return false;
+    }
+
+    for (let i = 0; i < 5; i++) {
+      await this.page.keyboard.press('ArrowUp');
+      await this.page.waitForTimeout(500);
+    }
+
+    const [fileChooser] = await Promise.all([
+      this.page.waitForFileChooser(),
+      this.page.evaluate(() => {
+        // @ts-ignore
+        document.activeElement.click();
+      })
+    ]);
+    await fileChooser.accept([fileName]);
+
+    await this.page.waitForTimeout(1000);
+    await this.typeMultiLine(caption);
+    await this.page.keyboard.press('Enter');
+
+    release();
+    return true;
+  }
+
+  /**
+   * Sends a text message to given chat, by injecting keystrokes
+   * @param to chat id: [email protected]
+   * @param content text message
+   */
+  public async sendTextViaTyping(to: string, content: string) {
+    let release = await this.typingMutex.acquire();
+    let success = await this.selectChatViaTyping(to);
+    if (success) {
+      release();
+      return false;
+    }
+
+    await this.typeMultiLine(content);
+    await this.page.keyboard.press('Enter');
+    release();
+    return true;
+  }
+}

src/api/layers/sender.layer.ts

@@ -11,22 +11,20 @@ import {
 import { filenameFromMimeType } from '../helpers/filename-from-mimetype';
 import { Message, SendFileResult, SendStickerResult } from '../model';
 import { ChatState } from '../model/enum';
-import { ListenerLayer } from './listener.layer';
+import { AutomateLayer } from './AutomateLayer';
 import { Scope, checkValuesSender } from '../helpers/layers-interface';
 import { Mutex } from 'async-mutex';
 
 let obj: Scope;
 
-export class SenderLayer extends ListenerLayer {
-  private typingMutex: Mutex;
+export class SenderLayer extends AutomateLayer {
   constructor(
     public browser: Browser,
     public page: Page,
     session?: string,
     options?: CreateConfig
   ) {
     super(browser, page, session, options);
-    this.typingMutex = new Mutex();
   }
 
   public async createCommunity(name: string, description: string) {
@@ -366,48 +364,6 @@ export class SenderLayer extends ListenerLayer {
     });
   }
 
-  public async sendTextViaTyping(
-    to: string,
-    content: string
-  ): Promise<boolean> {
-    const xpath = '//*[@id="side"]/div[1]/div/div[2]/div[2]/div/div[1]/p';
-    let ids = await this.page.evaluate(() => {
-      return WAPI.getAllChatIds();
-    });
-    if (!ids.includes(to)) {
-      return false;
-    }
-
-    let release = await this.typingMutex.acquire();
-    try {
-      let search_element = await this.page.waitForXPath(xpath);
-      // @ts-ignore
-      await search_element.click();
-      let phone_number = to.replace('@c.us', '');
-      await this.page.keyboard.type(' ' + phone_number + '\n', { delay: 200 });
-
-      content = content.replace('\r', '\n');
-      const lines = content.split(/\r?\n/);
-
-      for (let index = 0; index < lines.length; index++) {
-        let line = lines[index];
-        await this.page.keyboard.type(line, { delay: 200 });
-        await this.page.keyboard.down('Shift');
-        // Press the Enter key while the Shift key is down
-        await this.page.keyboard.press('Enter');
-        // Release the Shift key
-        await this.page.keyboard.up('Shift');
-      }
-
-      await this.page.keyboard.press('Enter');
-      release();
-      return true;
-    } catch (e) {
-      release();
-      return false;
-    }
-  }
-
   /**
    * Sends a text message to given chat
    * @param to chat id: [email protected]