import subprocess
import re

class LiquidCTL_Helper():
    device_name =       None
    device_temp =       0
    device_fanSpeed =   0
    device_pumpSpeed =  0
    device_fwVers =     None

    devices = None

    def ForceInit(self):
        NotImplemented

    def TestConnectionState(self):
        output = subprocess.run(["liquidctl", "status"], stdout=subprocess.PIPE, universal_newlines=True)
        if len(output.stdout) > 0:
            return False
        else:
            return True

    def Update(self):
        output = subprocess.run(["liquidctl", "status"], stdout=subprocess.PIPE, universal_newlines=True)
        self.device_name = str(re.search(r'^[^\n]*', output.stdout).group(0))
        self.device_temp = float(re.search(r'Liquid temperature\s+(\d+\.?\d*)', output.stdout).group(1))
        self.device_fanSpeed = int(re.search(r'Fan speed\s+(\d+)', output.stdout).group(1))
        self.device_pumpSpeed = int(re.search(r'Pump speed\s+(\d+)', output.stdout).group(1))


    def SetFanSpeed(self, speed):
        NotImplemented