feat: block/unblock contacts (#397)

index.d.ts

@@ -601,6 +601,8 @@ declare namespace WAWebJS {
     isUser: boolean,
     /** Indicates if the number is registered on WhatsApp */
     isWAContact: boolean,
+    /** Indicates if you have blocked this contact */
+    isBlocked: boolean,
     /** @todo verify labels type. didn't have any documentation */
     labels?: string[],
     /** The contact's name, as saved by the current user */
@@ -627,6 +629,11 @@ declare namespace WAWebJS {
      * Will return null when getting chat for currently logged in user.
      */
     getChat: () => Promise<Chat>,
+
+    /** Blocks this contact from WhatsApp */
+    block: () => Promise<boolean>,
+    /** Unlocks this contact from WhatsApp */
+    unblock: () => Promise<boolean>,
   }
 
   export interface ContactId {

src/structures/Contact.js

@@ -95,6 +95,12 @@ class Contact extends Base {
          */
         this.isMyContact = data.isMyContact;
 
+        /**
+         * Indicates if you have blocked this contact
+         * @type {boolean}
+         */
+        this.isBlocked = data.isBlocked;
+
         return super._patch(data);
     }
 
@@ -117,6 +123,36 @@ class Contact extends Base {
         return await this.client.getChatById(this.id._serialized);
     }
 
+    /**
+     * Blocks this contact from WhatsApp
+     * @returns {Promise<boolean>}
+     */
+    async block() {
+        if(this.isGroup) return false;
+
+        await this.client.pupPage.evaluate(async (contactId) => {
+            const contact = window.Store.Contact.get(contactId);
+            await window.Store.BlockContact.blockContact(contact);
+        }, this.id._serialized);
+
+        return true;
+    }
+
+    /**
+     * Unblocks this contact from WhatsApp
+     * @returns {Promise<boolean>}
+     */
+    async unblock() {
+        if(this.isGroup) return false;
+
+        await this.client.pupPage.evaluate(async (contactId) => {
+            const contact = window.Store.Contact.get(contactId);
+            await window.Store.BlockContact.unblockContact(contact);
+        }, this.id._serialized);
+
+        return true;
+    }
+    
 }
 
 module.exports = Contact;

src/util/Injected.js

@@ -27,6 +27,7 @@ exports.ExposeStore = (moduleRaidStr) => {
     window.Store.UserConstructor = window.mR.findModule((module) => (module.default && module.default.prototype && module.default.prototype.isServer && module.default.prototype.isUser) ? module.default : null)[0].default;
     window.Store.Validators = window.mR.findModule('findLinks')[0];
     window.Store.WidFactory = window.mR.findModule('createWid')[0];
+    window.Store.BlockContact = window.mR.findModule('blockContact')[0];
 };
 
 exports.LoadUtils = () => {
@@ -246,6 +247,7 @@ exports.LoadUtils = () => {
         res.isGroup = contact.isGroup;
         res.isWAContact = contact.isWAContact;
         res.isMyContact = contact.isMyContact;
+        res.isBlocked = contact.isContactBlocked;
         res.userid = contact.userid;
 
         return res;