feat: send photo/video as a view once message (#2317)

* added isViewOnce property

* docs updated

* added usage example

* fix: ESLint

example.js

@@ -140,6 +140,12 @@ client.on('message', async msg => {
             const attachmentData = await quotedMsg.downloadMedia();
             client.sendMessage(msg.from, attachmentData, { caption: 'Here\'s your requested media.' });
         }
+    } else if (msg.body === '!isviewonce' && msg.hasQuotedMsg) {
+        const quotedMsg = await msg.getQuotedMessage();
+        if (quotedMsg.hasMedia) {
+            const media = await quotedMsg.downloadMedia();
+            await client.sendMessage(msg.from, media, { isViewOnce: true });
+        }
     } else if (msg.body === '!location') {
         msg.reply(new Location(37.422, -122.084, 'Googleplex\nGoogle Headquarters'));
     } else if (msg.location) {

index.d.ts

@@ -909,6 +909,8 @@ declare namespace WAWebJS {
         sendMediaAsSticker?: boolean
         /** Send media as document */
         sendMediaAsDocument?: boolean
+        /** Send photo/video as a view once message */
+        isViewOnce?: boolean
         /** Automatically parse vCards and send them as contacts */
         parseVCards?: boolean
         /** Image or videos caption */

src/Client.js

@@ -238,9 +238,9 @@ class Client extends EventEmitter {
                         // Listens to qr token change
                         if (mut.type === 'attributes' && mut.attributeName === 'data-ref') {
                             window.qrChanged(mut.target.dataset.ref);
-                        } else
+                        }
                         // Listens to retry button, when found, click it
-                        if (mut.type === 'childList') {
+                        else if (mut.type === 'childList') {
                             const retry_button = document.querySelector(selectors.QR_RETRY_BUTTON);
                             if (retry_button) retry_button.click();
                         }
@@ -738,6 +738,7 @@ class Client extends EventEmitter {
      * @property {boolean} [sendVideoAsGif=false] - Send video as gif
      * @property {boolean} [sendMediaAsSticker=false] - Send media as a sticker
      * @property {boolean} [sendMediaAsDocument=false] - Send media as a document
+     * @property {boolean} [isViewOnce=false] - Send photo/video as a view once message
      * @property {boolean} [parseVCards=true] - Automatically parse vCards and send them as contacts
      * @property {string} [caption] - Image or video caption
      * @property {string} [quotedMessageId] - Id of the message that is being quoted (or replied to)
@@ -779,10 +780,12 @@ class Client extends EventEmitter {
 
         if (content instanceof MessageMedia) {
             internalOptions.attachment = content;
+            internalOptions.isViewOnce = options.isViewOnce,
             content = '';
         } else if (options.media instanceof MessageMedia) {
             internalOptions.attachment = options.media;
             internalOptions.caption = content;
+            internalOptions.isViewOnce = options.isViewOnce,
             content = '';
         } else if (content instanceof Location) {
             internalOptions.location = content;

src/util/Injected.js

@@ -127,6 +127,7 @@ exports.LoadUtils = () => {
                 attOptions.caption = options.caption; 
             }
             content = options.sendMediaAsSticker ? undefined : attOptions.preview;
+            attOptions.isViewOnce = options.isViewOnce;
 
             delete options.attachment;
             delete options.sendMediaAsSticker;
@@ -232,8 +233,8 @@ exports.LoadUtils = () => {
         }
 
         let listOptions = {};
-        if(options.list){
+        if (options.list) {
-            if(window.Store.Conn.platform === 'smba' || window.Store.Conn.platform === 'smbi'){
+            if (window.Store.Conn.platform === 'smba' || window.Store.Conn.platform === 'smbi') {
                 throw '[LT01] Whatsapp business can\'t send this yet';
             }
             listOptions = {