Adds status response

platformio.ini

@@ -34,24 +34,24 @@ src_filter = +<light_main.cpp>
 lib_deps =
   WebSockets
 
-  build_flags = -DLOG_LOCAL_LEVEL=ESP_LOG_DEBUG
+;build_flags = -DLOG_LOCAL_LEVEL=ESP_LOG_DEBUG
 
-;build_flags = -DROLE=LIGHT1
+build_flags = -DLIGHT_NUMBER="0"
 
 [env:light2]
 src_filter = +<light_main.cpp>
 lib_deps =
   WebSockets
-build_flags = -DROLE=LIGHT2
+build_flags = -DLIGHT_NUMBER="1"
 
 [env:light3]
 src_filter = +<light_main.cpp>
 lib_deps =
   WebSockets
-build_flags = -DROLE=LIGHT3
+build_flags = -DLIGHT_NUMBER="2"
 
 [env:light4]
 src_filter = +<light_main.cpp>
 lib_deps =
   WebSockets
-build_flags = -DROLE=LIGHT4
+build_flags = -DLIGHT_NUMBER="3"

src/controller_main.cpp

@@ -14,12 +14,13 @@ bool inputActive = true;
 bool clearActive = true;
 long activateTimeout = 0;
 
+int lampSockets[4] = {-1, -1, -1, -1};
+
 static bool eth_connected = false;
 
 AsyncWebServer server(80);
 AsyncWebSocket ws("/ws");
-
-const char *PARAM_MESSAGE = "message";
+String lastSent = "---";
 
 void onWsEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventType type, void *arg, uint8_t *data, size_t len) {
   if (type == WS_EVT_CONNECT) {
@@ -28,6 +29,12 @@ void onWsEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventTyp
     client->ping();
   } else if (type == WS_EVT_DISCONNECT) {
     Serial.printf("ws[%s][%u] disconnect: %u\n", server->url(), client->id());
+    for (int i = 0; i < 4; i++) {
+      if (lampSockets[i] == client->id()) {
+        lampSockets[i] = -1;
+        break;
+      }
+    }
   } else if (type == WS_EVT_ERROR) {
     Serial.printf("ws[%s][%u] error(%u): %s\n", server->url(), client->id(), *((uint16_t *)arg), (char *)data);
   } else if (type == WS_EVT_PONG) {
@@ -40,16 +47,25 @@ void onWsEvent(AsyncWebSocket *server, AsyncWebSocketClient *client, AwsEventTyp
       Serial.printf("ws[%s][%u] %s-message[%llu]: ", server->url(), client->id(), (info->opcode == WS_TEXT) ? "text" : "binary", info->len);
 
       if (info->opcode == WS_TEXT) {
-
         for (size_t i = 0; i < info->len; i++) {
           msg += (char)data[i];
         }
         Serial.print("message: ");
         Serial.println(msg);
       }
-      if (info->opcode == WS_TEXT) {
-        // Responding before the first heartbeat is through will lead to disconnects
-        // client->text("I got your text message");
+
+      if (msg == "conlamp:0") {
+        Serial.println("Lamp0 connected!");
+        lampSockets[0] = client->id();
+      } else if (msg == "conlamp:1") {
+        Serial.println("Lamp1 connected!");
+        lampSockets[1] = client->id();
+      } else if (msg == "conlamp:2") {
+        Serial.println("Lamp2 connected!");
+        lampSockets[2] = client->id();
+      } else if (msg == "conlamp:3") {
+        Serial.println("Lamp3 connected!");
+        lampSockets[3] = client->id();
       }
 
     } else {
@@ -65,7 +81,6 @@ void WiFiEvent(WiFiEvent_t event) {
   switch (event) {
   case SYSTEM_EVENT_ETH_START:
     Serial.println("ETH Started");
-    // set eth hostname here
     ETH.setHostname("a2clcontroller");
     break;
   case SYSTEM_EVENT_ETH_CONNECTED:
@@ -120,32 +135,59 @@ void setup() {
   ws.onEvent(onWsEvent);
   server.addHandler(&ws);
 
-  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) { request->send(200, "text/plain", "Current Status: To Be done"); });
+  server.on("/", HTTP_GET, [](AsyncWebServerRequest *request) {
+    // Print a small status response page with the most important messages
+    String statusHTML = "";
+    statusHTML += "<h3>Audio2 Cabin Light System</h3><br>Current Status: <br><table>";
+    statusHTML += "<tr><td>Lamp</td><td>Status</td><td>";
+
+    for (int i = 0; i < 4; i++) {
+      statusHTML += "<tr><td>Lamp ";
+      statusHTML += String(i);
+      statusHTML += "</td><td>";
+      statusHTML += lampSockets[i] != -1 ? String("<p style='color:green;'>Connected</p>") : String("<p style='color:red;'>Disconnected</p>");
+      statusHTML += "</td></tr>";
+    }
+    statusHTML += "</table><br>";
+
+    statusHTML += "Last Sent Status: <b>" + lastSent + "</b><br>";
+    statusHTML += "Input active: <b>";
+    statusHTML += inputActive ? "inactive (high)" : "active (low)";
+    statusHTML += "</b><br>";
+    statusHTML += "Input clear: <b>";
+    statusHTML += clearActive ? "inactive (high)" : "active (low)";
+    statusHTML += "</b><br>";
+
+    request->send(200, "text/plain", statusHTML);
+  });
 
   server.on("/allblink", HTTP_GET, [](AsyncWebServerRequest *request) {
     ws.textAll("blinkLamp");
+    lastSent = "BLINKING";
     request->send(200, "text/plain", "Alarming All");
   });
 
   server.on("/allnoblink", HTTP_GET, [](AsyncWebServerRequest *request) {
     ws.textAll("noBlinkLamp");
+    lastSent = "off";
     request->send(200, "text/plain", "Alarm stopped");
   });
 
   server.on("/allon", HTTP_GET, [](AsyncWebServerRequest *request) {
     ws.textAll("lampon");
+    lastSent = "ON";
     request->send(200, "text/plain", "Alarming All");
   });
 
   server.on("/alloff", HTTP_GET, [](AsyncWebServerRequest *request) {
     ws.textAll("lampoff");
+    lastSent = "off";
     request->send(200, "text/plain", "Alarm stopped");
   });
 
   server.onNotFound(notFound);
   server.begin();
 
-  // Add service to MDNS-SD
   MDNS.addService("http", "tcp", 80);
 }
 
@@ -160,6 +202,7 @@ void loop() {
         if (millis() - activateTimeout >= 60000) { // 1 Minute timeout
           Serial.println("Activate triggered");
           ws.textAll("lampon");
+          lastSent = "ON";
         }
       }
     }
@@ -173,6 +216,7 @@ void loop() {
       if (clearActive) { // React when the signal is over
         Serial.println("Clear triggered");
         ws.textAll("lampoff");
+        lastSent = "off";
         activateTimeout = millis();
       }
     }

src/light_main.cpp

@@ -10,6 +10,10 @@
 #define blinkDuration 500
 #define connectDuration 1000
 
+#ifndef LIGHT_NUMBER
+#define LIGHT_NUMBER -1
+#endif
+
 #define lampOutputPin 5
 bool isBlinking = false;
 bool lampState = false;
@@ -18,14 +22,12 @@ long blinkTimer = 0;
 long connectTimer = 0;
 
 bool foundIp = false;
-IPAddress ip; // = IPAddress(192, 168, 0, 111); // FIXME:
+IPAddress ip;
 
 WebSocketsClient webSocket;
 
 static bool eth_connected = false;
 
-const char *PARAM_MESSAGE = "message";
-
 void WiFiEvent(WiFiEvent_t event) {
   switch (event) {
   case SYSTEM_EVENT_ETH_START:
@@ -89,7 +91,7 @@ void webSocketEvent(WStype_t type, uint8_t *payload, size_t length) {
     break;
   case WStype_CONNECTED: {
     Serial.print("[WSc] Connected to controller");
-    webSocket.sendTXT("event: con lamp: 1");
+    webSocket.sendTXT("conlamp:" + String(LIGHT_NUMBER));
     foundIp = true;
   } break;
   case WStype_TEXT: