From 9f4eeef3bfd8fffe61897d0c9051e1aa4bbe8241 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Jo=C3=A3o=20Victor=20Souza?= <souza.joao1997@gmail.com>
Date: Fri, 6 Nov 2020 15:04:11 -0300
Subject: [PATCH] feat: new function to change group permission

---
 src/api/layers/controls.layer.ts       | 14 ++++++++++++++
 src/lib/wapi/functions/send-sticker.js |  5 +++--
 src/lib/wapi/wapi.js                   |  5 +++++
 3 files changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/api/layers/controls.layer.ts b/src/api/layers/controls.layer.ts
index 4559686f3..56b6acc2a 100644
--- a/src/api/layers/controls.layer.ts
+++ b/src/api/layers/controls.layer.ts
@@ -72,6 +72,7 @@ declare module WAPI {
   const markUnseenMessage: (messageId: string) => boolean;
   const blockContact: (messageId: string) => boolean;
   const unblockContact: (messageId: string) => boolean;
+  const setMessagesAdminsOnly: (chatId: string, option: boolean) => boolean;
 }
 
 export class ControlsLayer extends UILayer {
@@ -189,4 +190,17 @@ export class ControlsLayer extends UILayer {
       { contactId: chatId, messageId, onlyLocal }
     );
   }
+
+  /**
+   * Archive and unarchive chat messages with true or false
+   * @param chatId {string} id '000000000000@c.us'
+   * @param option {boolean} true or false
+   * @returns boolean
+   */
+  public async setMessagesAdminsOnly(chatId: string, option: boolean) {
+    return this.page.evaluate(
+      ({ chatId, option }) => WAPI.setMessagesAdminsOnly(chatId, option),
+      { chatId, option }
+    );
+  }
 }
diff --git a/src/lib/wapi/functions/send-sticker.js b/src/lib/wapi/functions/send-sticker.js
index bd8e52be1..c908380f9 100644
--- a/src/lib/wapi/functions/send-sticker.js
+++ b/src/lib/wapi/functions/send-sticker.js
@@ -82,13 +82,14 @@ export async function sendSticker(sticker, chatId, metadata, type) {
     );
     result = result.join('');
     var m = { type: type },
+      obj,
       To = await WAPI.getchatId(chatId);
     if (result === 'OK') {
-      var obj = WAPI.scope(To, false, result, null);
+      obj = WAPI.scope(To, false, result, null);
       Object.assign(obj, m);
       return obj;
     } else {
-      var obj = WAPI.scope(To, true, result, null);
+      obj = WAPI.scope(To, true, result, null);
       Object.assign(obj, m);
       return obj;
     }
diff --git a/src/lib/wapi/wapi.js b/src/lib/wapi/wapi.js
index d0b8884d2..ad1a159bb 100644
--- a/src/lib/wapi/wapi.js
+++ b/src/lib/wapi/wapi.js
@@ -497,3 +497,8 @@ window.WAPI.onIncomingCall = function (callback) {
   window.Store.Call.on('add', callback);
   return true;
 };
+
+window.WAPI.setMessagesAdminsOnly = async function (chatId, option) {
+  await Store.WapQuery.setGroupProperty(chatId, 'announcement', option);
+  return true;
+};