Mock LED settings

examples/mqtt-dashboard/client/main.js

@@ -266,6 +266,11 @@ function Config( {deviceData, setDeviceConfig, publishFn} ) {
     })
   };
 
+  const onLedToggle = function(ev) {
+    localConfig.led_status = !localConfig.led_status;
+    onSave();
+  };
+
   if (!deviceData || !localConfig) {
     return ``;
   }
@@ -285,7 +290,7 @@ function Config( {deviceData, setDeviceConfig, publishFn} ) {
           LED Settings
         <//>
         <div class="py-2 px-5 flex-1 flex flex-col relative">
-        <${Setting} title="LED status" value=${localConfig.led_status} setfn=${mksetfn('led_status')} type="switch" disabled=${!deviceData.online} />
+        <${Setting} title="LED status" value=${localConfig.led_status} setfn=${onLedToggle} type="switch" disabled=${!deviceData.online} />
         <${Setting} title="LED Pin" type="number" value=${localConfig.led_pin} setfn=${mksetfn('led_pin')} disabled=${!deviceData.online} />
         <//>
       </div>

examples/mqtt-dashboard/device/main.c

@@ -9,6 +9,21 @@ static void signal_handler(int signo) {
   s_signo = signo;
 }
 
+// Mocked device pins
+static bool s_pins[100];
+
+void gpio_write(int pin, bool status) {
+  if (pin >= 0 && pin <= (int) (sizeof(s_pins) / sizeof(s_pins[0]))) {
+    s_pins[pin] = status;
+  }
+}
+
+bool gpio_read(int pin) {
+  return (pin >= 0 && pin <= (int) (sizeof(s_pins) / sizeof(s_pins[0])))
+             ? s_pins[pin]
+             : false;
+}
+
 int main(int argc, char *argv[]) {
   struct mg_mgr mgr;
 
@@ -24,8 +39,10 @@ int main(int argc, char *argv[]) {
       mg_log_set(atoi(argv[++i]));
     } else {
       MG_ERROR(("Unknown option: %s. Usage:", argv[i]));
-      MG_ERROR(("%s [-u mqtt://SERVER:PORT] [-i DEVICE_ID] [-t TOPIC_NAME] [-v DEBUG_LEVEL]",
-                argv[0], argv[i]));
+      MG_ERROR(
+          ("%s [-u mqtt://SERVER:PORT] [-i DEVICE_ID] [-t TOPIC_NAME] [-v "
+           "DEBUG_LEVEL]",
+           argv[0], argv[i]));
       return 1;
     }
   }

examples/mqtt-dashboard/device/net.c

@@ -46,6 +46,7 @@ static void publish_status(struct mg_connection *c) {
   struct mg_mqtt_opts pub_opts;
   memset(&pub_opts, 0, sizeof(pub_opts));
   pub_opts.topic = pubt;
+  s_device_config.led_status = gpio_read(s_device_config.led_pin);
   char *device_status_json = mg_mprintf(
       "{%m:%m,%m:{%m:%m,%m:%s,%m:%hhu,%m:%hhu,%m:%hhu,%m:%M,%m:%M}}",
       MG_ESC("method"), MG_ESC("status.notify"), MG_ESC("params"),
@@ -112,6 +113,10 @@ static void rpc_config_set(struct mg_rpc_req *r) {
   tmp_pin = (int8_t) mg_json_get_long(r->frame, "$.params.led_pin", -1);
   if (tmp_pin > 0) s_device_config.led_pin = tmp_pin;
 
+  if (tmp_pin > 0 && ok) {
+    gpio_write(s_device_config.led_pin, s_device_config.led_status);
+  }
+
   mg_rpc_ok(r, "%m", MG_ESC("ok"));
 }
 
@@ -248,4 +253,4 @@ void web_init(struct mg_mgr *mgr) {
 void web_destroy() {
   mg_rpc_del(&s_rpc_head, NULL);  // Deallocate RPC handlers
   free(g_device_id);
-}
+}

examples/mqtt-dashboard/device/net.h

@@ -25,6 +25,9 @@ extern char *g_root_topic;
 void web_init(struct mg_mgr *mgr);
 void web_destroy();
 
+void gpio_write(int pin, bool status);
+bool gpio_read(int pin);
+
 #ifdef __cplusplus
 }
 #endif