v1.4.2

Release Notes

Overview

This release improves pump operation safety and user experience by refining error handling behavior, preventing accidental button interactions after auto-start completion, and adding connectivity monitoring to the web interface. Additional UI enhancements include version information display, footer attribution, and browser favicon support.

Fixed

Pump Completion Error Handling

• Updated handlePumpCompletion() behavior:
  • Automatic exit after 60 seconds now applies only to ALERT_TANK_FULL.
  • All other alert conditions remain active until acknowledged by the user.
  • Continuous red LED indication is shown for non-tank-full errors.
  • Timeout countdown is displayed only for ALERT_TANK_FULL.

Auto-Start Button Interaction Issue

• Eliminated the unwanted "STOP PUMP?" dialog that could appear automatically after an auto-start cycle completed.
• Added button release cleanup before returning from automatic pump operation.
• Added a 100 ms debounce delay before exiting auto-start mode.

Improved

Code Readability

• Replaced magic number comparisons:
  • Changed code == 2 to code == ALERT_TANK_FULL.
  • Applied in:
    • LED color selection logic
    • Buzzer pattern logic

Button Handling

• Improved button debouncing in loop().
• Added cooldown validation before processing button presses.
• Prevents accidental button actions immediately after auto-start completion.

Added

Auto-Start Cooldown Protection

• Added autoStartCompleteTime global variable.
• Added AUTO_START_COOLDOWN constant (2 seconds).
• Button inputs are ignored during the cooldown period after auto-start completion.

Footer Information Section

Version Display

• Added dynamic version information display:
  • Firmware Version retrieved from /api/version
  • Software Version displayed as 1.0.0
• Displays Loading... until version information is retrieved.

Attribution

• Added project credits for desiFish (GitHub profile link).
• Added the tagline:
  • Made with ❤️ in India

Spiritual Message

• Added:
  • Om Namo Narayana

Styling Improvements

• Semi-transparent top border for visual separation.
• Responsive text sizing.
• Link hover effects (opacity and underline).
• Monospace styling for version numbers.

Version Management Functions

• Added loadFirmwareVersion()
  • Fetches firmware version from /api/version.
• Added updateFooterVersions()
  • Updates displayed firmware and software versions.

Connectivity Monitoring

Frontend (settings.html)

• Added Connectivity row to the Live Status table.
• Added automatic connectivity monitoring with a 4-second polling interval.
• Added 3-second request timeout handling.
• Status indicator colors:
  • Green: Okay
  • Red: Error
• Added favicon support.

Backend (Advanced-Water-Pump-Controller.ino)

• Added /api/ping endpoint:

{
  "status": "ok"
}

• Configured a 64-byte DynamicJsonDocument for the ping response.
• Added /favicon.svg endpoint to serve the favicon from LittleFS.

New File

favicon.svg

• Added SVG favicon for browser tabs.
• Purple gear icon design.

Summary

Added

• Auto-start cooldown protection
• Connectivity monitoring
• Firmware version display
• Software version display
• Footer attribution section
• Spiritual footer message
• /api/ping endpoint
• /favicon.svg endpoint
• Browser favicon support

Improved

• Pump completion error handling
• Button debounce behavior
• Code readability by replacing magic numbers with constants

Fixed

• Unintended "STOP PUMP?" dialog after auto-start completion
• Accidental button-triggered actions immediately following automatic pump operations