Trigger robot available when robot comes online

backend/api/EventHandlers/IsarConnectionEventHandler.cs

@@ -4,6 +4,7 @@
 using Api.Mqtt.Events;
 using Api.Mqtt.MessageModels;
 using Api.Services;
+using Api.Services.Events;
 using Api.Utilities;
 using Timer = System.Timers.Timer;
 namespace Api.EventHandlers
@@ -42,6 +43,9 @@ IConfiguration config
         private IMissionRunService MissionRunService =>
             _scopeFactory.CreateScope().ServiceProvider.GetRequiredService<IMissionRunService>();
 
+        private IMissionSchedulingService MissionSchedulingService =>
+            _scopeFactory.CreateScope().ServiceProvider.GetRequiredService<IMissionSchedulingService>();
+
         public override void Subscribe()
         {
             MqttService.MqttIsarRobotHeartbeatReceived += OnIsarRobotHeartbeat;
@@ -97,6 +101,10 @@ private async void OnIsarRobotHeartbeat(object? sender, MqttReceivedArgs mqttArg
                 );
                 return;
             }
+
+            // If the robot became available while the connection was not active, then this will not be triggered
+            // It will however be triggered if the robot lost connection while restarting or while idle
+            if (robot.Status == RobotStatus.Available) MissionSchedulingService.TriggerRobotAvailable(new RobotAvailableEventArgs(robot.Id));
         }
 
         private void AddTimerForRobot(IsarRobotHeartbeatMessage isarRobotHeartbeat, Robot robot)