Shelly pro 4PM - Buttons

// === Shelly Pro 4PM Input Event Publisher ===
// Publishes all 4 input events to MQTT without controlling switches
// Inputs are in detached mode - they only publish events to MQTT

// --- Get MQTT topic prefix ---
var mqttPrefix = Shelly.getComponentConfig("mqtt").topic_prefix;

// --- Configure all 4 inputs as detached (no switch control) ---
for (var i = 0; i <= 3; i++) {
  Shelly.call("Input.SetConfig", { 
    id: i,
    config: { type: "button" }
  });
}

// --- Publish input event to MQTT ---
function publishInputEvent(btnID, eventInfo) {
  var inputStatus = Shelly.getComponentStatus("input:" + btnID);
  // Add the event to the status
  inputStatus.event = eventInfo.event;
  MQTT.publish(mqttPrefix + "/status/input:" + btnID, JSON.stringify(inputStatus), 0, false);
  
  print("Input", btnID, "event:", eventInfo.event);
}

// --- Event Handler for all 4 inputs ---
Shelly.addEventHandler(function (e) {
  if (e.component.indexOf("input:") === 0) {
    var btnID = parseInt(e.component.split(":")[1]);
    
    // Publish the event to MQTT for all inputs (0-3)
    publishInputEvent(btnID, e.info);
  }
});

print("Pro 4PM Input Publisher initialized - monitoring inputs 0-3");