User no longer needs to reset buttons manually. Suppressed 'All done'…

… email message.

CHANGELOG.rst

@@ -1,6 +1,13 @@
 Changelog
 =========
 
+2.0.0 (2024-11-06)
+------------------
+After the automated 'Chemicals delivered' email has been send to the user,
+revert all buttons back to their idle off state. The user no longer has to
+deactivate any lit buttons, and hence the 'All done' email message is now
+suppressed.
+
 1.0.0 (2021-10-28)
 ------------------
 * Initial release

source_mcu/src/main.cpp

@@ -17,7 +17,7 @@ This project uses the following code editor:
 
 GitHub: https://github.com/Dennis-van-Gils/project-WiFi-Chemicals-Delivery-Bell
 Author: Dennis van Gils
-Date  : 12-11-2021
+Date  : 06-11-2024
  */
 
 #include <Arduino.h>
@@ -37,9 +37,9 @@ Date  : 12-11-2021
 #include <StringReserveCheck.h>
 
 #if __has_include("wifi_settings.h")
-#  include <wifi_settings.h>
+#include <wifi_settings.h>
 #else
-#  include <wifi_settings_template.h>
+#include <wifi_settings_template.h>
 #endif
 
 // Serial monitor
@@ -179,13 +179,7 @@ class EmailScheduler {
     Ser.println(pending_email ? "True\n" : "False\n");
   }
 
-  bool poll() {
-    if ((pending_email) & (millis() - last_bump > T_delay)) {
-      reset();
-      return true;
-    }
-    return false;
-  }
+  bool poll() { return ((pending_email) & (millis() - last_bump > T_delay)); }
 };
 
 EmailScheduler email_scheduler;
@@ -712,5 +706,18 @@ void loop() {
   screensaver.update();
   if (email_scheduler.poll()) {
     send_email();
+
+    // v2.0: After the automated 'Chemicals delivered' email has been send to
+    // the user, revert all buttons back to their idle off state. The user no
+    // longer has to deactivate any lit buttons, and hence the 'All done' email
+    // message is now suppressed.
+    request_LED_white = false;
+    request_LED_blue = false;
+    state_LED_white = false;
+    state_LED_blue = false;
+    write_LED_white(false);
+    write_LED_blue(false);
+    send_buttons(false, false);
+    email_scheduler.reset();
   }
 }

web/chemicals_delivery/index.php

@@ -68,11 +68,11 @@
       <?php
         if ($status->white == true |
             $status->blue == true) {
-          echo "Chemicals delivered";
+          echo "Email 'Chemicals delivered' will be send within one minute";
         } elseif ($status->starting_up == true) {
           echo "Arduino has (re)started";
         } else {
-          echo "No chemicals awaiting";
+          echo "Waiting for a button press on the box";
         }
       ?>
     </h1>