from redis_handler import RedisHandler
from db_handler import DatabaseHandler

class Cell:

    def __init__(self, cell_id):
        self.cell_id = cell_id
        self.voltage = 0
        self.current = 0
        self.temperature = 0
        self._redis = RedisHandler()
        self._db = DatabaseHandler()
        
        # Get estimated capacity from database or use nominal as default
        self.nominal_capacity_mah = self._db.get_cell_capacity_nom(self.cell_id)
        self.estimated_capacity_mah = self._db.get_cell_capacity(self.cell_id) or self.nominal_capacity_mah
        self.cell_limits = self._db.get_cell_limits(self.cell_id)

    def measure_voltage(self):
        # Logic to measure voltage
        return self.voltage

    def measure_current(self):
        # Logic to measure current
        return self.current

    def measure_temperature(self):
        # Logic to measure temperature
        return self.temperature

    def disconnect(self):
        # Logic to disconnect the cell
        pass

    def connect(self):
        # Logic to connect the cell
        pass

    def update_estimated_capacity(self, new_estimate_mah):
        """Update the estimated capacity based on usage patterns and measurements"""
        self.estimated_capacity_mah = new_estimate_mah
        self._db.update_cell_capacity(self.cell_id, new_estimate_mah)

    def get_capacity_health(self):
        """Return cell health as a percentage of nominal capacity"""
        return (self.estimated_capacity_mah / self.nominal_capacity_mah) * 100

    def update_measurements(self, voltage, current, temperature):
        """Update measurements and save to Redis"""
        self.voltage = voltage
        self.current = current
        self.temperature = temperature
        self._redis.save_measurement(self.cell_id, voltage, current, temperature)
        self._update_capacity_estimate()

    def _update_capacity_estimate(self):
        """Update capacity estimate based on Redis data"""
        new_estimate = self._redis.get_capacity_estimate(self.cell_id)
        if new_estimate:
            self.estimated_capacity_mah = new_estimate