Add calculate delta between slots and now (#17)

openoceancamera/Scheduler.py

@@ -53,20 +53,17 @@ def next_future_timeslot(self):
 
     def time_to_nearest_schedule(self):
         possible_slots = []
-
         # Get the future slots
         for slot in self.schedule_data:
             if slot["start"] >= datetime.now():
                 possible_slots.append(slot)
 
         # Sorts the slots in case they may not be
         possible_slots = sorted(possible_slots, key=lambda x: x["start"])
-
-        print(f"The time now is: {datetime.now()}")
-        print(f"The future slots are: {possible_slots}")
-
         # Take the difference between the most recent slot's start time and time now
         delta = possible_slots[0]["start"] - datetime.now()
-        print(f"The time difference is: {delta}")
-        # Returns an integer value for the time difference in seconds
+        return int(delta.total_seconds())
+
+    def time_to_slot(self, slot):
+        delta = slot["start"] - datetime.now()
         return int(delta.total_seconds())

openoceancamera/camera/camera_thread.py

@@ -39,7 +39,7 @@ def camera_thread():
         slot_index = camera_schedule.should_start()
         if slot_index == -1 and next_slot is not None:
             # if the camera needs to shutdown, do wittypi stuff to shutdown the camera and set restart time and stop this loop
-            mins_to_next_slot = int(camera_schedule.time_to_nearest_schedule() / 60)
+            mins_to_next_slot = int(camera_schedule.time_to_slot(next_slot) / 60)
             if mins_to_next_slot > 10:
                 shutdown_time = datetime.now() + timedelta(minutes=2)
                 shutdown_time = shutdown_time.strftime("%d %H:%M")