adding state page

lib/oven.py

@@ -342,6 +342,7 @@ class Oven(threading.Thread):
         self.heat_rate = 0
         self.heat_rate_temps = []
         self.pid = PID(ki=config.pid_ki, kd=config.pid_kd, kp=config.pid_kp)
+        self.catching_up = False
 
     @staticmethod
     def get_start_from_temperature(profile, temp):
@@ -407,10 +408,15 @@ class Oven(threading.Thread):
             if self.target - temp > config.pid_control_window:
                 log.info("kiln must catch up, too cold, shifting schedule")
                 self.start_time = self.get_start_time()
+                self.catching_up = True;
+                return
             # kiln too hot, wait for it to cool down
             if temp - self.target > config.pid_control_window:
                 log.info("kiln must catch up, too hot, shifting schedule")
                 self.start_time = self.get_start_time()
+                self.catching_up = True;
+                return
+            self.catching_up = False;
 
     def update_runtime(self):
 
@@ -473,6 +479,7 @@ class Oven(threading.Thread):
             'currency_type': config.currency_type,
             'profile': self.profile.name if self.profile else None,
             'pidstats': self.pid.pidstats,
+            'catching_up': self.catching_up,
         }
         return state