From b8aac04ef26b1edf3e645ffc140ebe1c823a1cef Mon Sep 17 00:00:00 2001
From: Alex Alvarado <931857-alexb737@users.noreply.gitlab.com>
Date: Tue, 17 May 2022 12:06:04 +0200
Subject: [PATCH] Created helper functions

---
 include/Helpers.hpp | 44 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)
 create mode 100644 include/Helpers.hpp

diff --git a/include/Helpers.hpp b/include/Helpers.hpp
new file mode 100644
index 0000000..35e9876
--- /dev/null
+++ b/include/Helpers.hpp
@@ -0,0 +1,44 @@
+/* Funciones Personalizadas YHP */
+
+/**********************************************/
+/*  Genera un log en el puerto Serial */
+void log(String s){
+    Serial.println(s);
+}
+/**********************************************/
+/*  Retorna IPAddress en formato "n.n.n.n" de IP a String */
+String ipStr(const IPAddress &ip){    
+    String sFn = "";
+    for (byte bFn = 0; bFn < 3; bFn++)
+    {
+        sFn += String((ip >> (8 * bFn)) & 0xFF) + ".";
+    }
+    sFn += String(((ip >> 8 * 3)) & 0xFF);
+    return sFn;
+}
+
+// De HEX->String
+String hexStr(const unsigned long &h, const byte &l = 8){
+    String s;
+    s = String(h, HEX);
+    s.toUpperCase();
+    s = ("00000000" + s).substring(s.length() + 8 - l);
+    return s;
+}
+
+//  Create a Unique ID from MAC address */
+String idUnique(){
+    // Retorna los ultimos 4 Bytes del MAC rotados
+    char idunique[15]; 
+    uint64_t chipid = ESP.getEfuseMac();           
+    uint16_t chip = (uint16_t)(chipid >> 32);
+    snprintf(idunique, 15, "%04X", chip);
+    return idunique;
+}
+/**********************************************/
+// ID del Dispositivo para La Base de Datos
+const String device_id = hexStr(ESP.getEfuseMac()) + "CE" + String(idUnique()); 
+/*  ESP32 utiliza funcion getEfuseMac() */
+String deviceID(){
+    return "ESP32" + hexStr(ESP.getEfuseMac()) + String(idUnique());
+}
\ No newline at end of file