From b0fd4973b32d8e585f676d53f30ab05a57ccc0dd Mon Sep 17 00:00:00 2001
From: Neyer Olmos Choque <nolmos@info-arch.com>
Date: Thu, 9 Sep 2021 10:29:58 -0400
Subject: [PATCH] WhatsAppPayload updated with the last click to chat feature
 and link structure to send messages

---
 QRCoder/PayloadGenerator.cs | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/QRCoder/PayloadGenerator.cs b/QRCoder/PayloadGenerator.cs
index 8f3bd0f8..acfe33dd 100644
--- a/QRCoder/PayloadGenerator.cs
+++ b/QRCoder/PayloadGenerator.cs
@@ -331,7 +331,10 @@ public class WhatsAppMessage : Payload
             /// <summary>
             /// Let's you compose a WhatApp message and send it the receiver number.
             /// </summary>
-            /// <param name="number">Receiver phone number</param>
+            /// <param name="number">Receiver phone number where the <number> is a full phone number in international format. 
+            /// Omit any zeroes, brackets, or dashes when adding the phone number in international format.
+            /// Use: 1XXXXXXXXXX | Don't use: +001-(XXX)XXXXXXX
+            /// </param>
             /// <param name="message">The message</param>
             public WhatsAppMessage(string number, string message)
             {
@@ -351,7 +354,7 @@ public WhatsAppMessage(string message)
 
             public override string ToString()
             {
-                return ($"whatsapp://send?phone={this.number}&text={Uri.EscapeDataString(message)}");
+                return ($"https://wa.me/{this.number}?text={Uri.EscapeDataString(message)}");
             }
         }