import datetime
import echo_serial.serial_controller as EchoSerial
import echo_db.database as EchoDB

class Switch:

    @staticmethod
    def handle_action(device, action, data):
        actionData = device['actions'][action]
        collection = EchoDB.EchoDB.database['Devices']

        if action == "automatic_movement":
            
            if data == "on":
                # Update Database
                now_time = datetime.datetime.now()
                auto_shutdown = now_time + datetime.timedelta(minutes= 2)
                collection.update_one({'uuid': device['uuid']}, {"$set": { 'last_used': datetime.datetime.now(), 'automatic_movement': True, 'automatic_shutdown': auto_shutdown }})
                return {'status': 'success', 'message': actionData['message']}, 200

            if data == "off":
                # Update Database
                collection.update_one({'uuid': device['uuid']}, {"$set": { 'last_used': datetime.datetime.now(), 'automatic_movement': False }})
                return {'status': 'success', 'message': actionData['message']}, 200
            
            return {'status': 'failed', 'message': 'Setting not found!'}, 200

        #Check if status is already the action
        if device['status'] == action:
            message = "Device is already in the requested state!"
            return {'status': 'failed', 'message': message}, 200
        
        # Send Serial Command
        EchoSerial.EchoSerial.send_commmand(device, action)

        # Update Database
        collection.update_one({'uuid': device['uuid']}, {"$set": { 'last_used': datetime.datetime.now(), 'status': action }})

        return {'status': 'success', 'message': actionData['message']}, 200


    @staticmethod
    def handle_movement_switch():
        mainLightUUID = '9472-4f60'
        collection = EchoDB.EchoDB.database['Devices']

        # Get Device (Main Light)
        mainLightDevice = collection.find_one({'uuid': mainLightUUID})

        # Check if automatic movement mode of main light is enabled, else do nothing
        if mainLightDevice['automatic_movement'] == False:
            return
        
        # Check if light levels are low enough to turn on light
        collectionLight = EchoDB.EchoDB.database['LightLogs']
        data = collectionLight.find().sort([('timestamp', -1)]).limit(1)
        if data[0]['light_amount'] > 20:
            return;
        
        # Light is already on, update automatic shutdown. 
        if mainLightDevice['status'] == "on":
            now_time = datetime.datetime.now()
            auto_shutdown = now_time + datetime.timedelta(minutes= 2)
            collection.update_one({'uuid': mainLightUUID}, {"$set": { 'automatic_shutdown': auto_shutdown }})
            return
        
        # Light is off, turn it on 

        # Send Serial Command
        EchoSerial.EchoSerial.send_commmand(mainLightDevice, "on")

        # Auto shutdown time
        now_time = datetime.datetime.now()
        auto_shutdown = now_time + datetime.timedelta(minutes= 2)
        
        # Update Database
        collection.update_one({'uuid': mainLightUUID}, {"$set": { 'last_used': datetime.datetime.now(), 'status': "on", 'automatic_shutdown': auto_shutdown }})