#! /bin/sh

# Variable
STATE_OK=0
STATE_WARN=1
STATE_CRIT=2
STATE_UNK=3

MAX=100

BASEURL=$(curl -s 'http://palesp02.pal.local/getValue')

# Main Code
CheckTemperature(){

        COMMAND=$(echo $BASEURL | python3 -mjson.tool | grep Temperature |  cut -d " " -f 10 | cut -d "." -f 1)

        COMMANDS=$(echo $BASEURL | python3 -mjson.tool | grep Temperature |  cut -d " " -f 10 | cut -d "," -f 1)
        RESAULT=$(echo "$COMMANDS °C")

        case 1 in
            $(($COMMAND<= $WARNING)))   echo "OK! Temperature is: $RESAULT"
                                        exit $STATE_OK ;;   # 0-79%     Ok
            $(($COMMAND<= $CRITICAL)))  echo "WARNING! Temperature is: $RESAULT"
                                        exit $STATE_WARN ;;   # 80-89%    Warring
            $(($COMMAND<= $MAX)))       echo "CRITICAL! Temperature is: $RESAULT"
                                        exit $STATE_CRIT ;;   # 90-100%   Critical
                                *)      echo "UNKNOWN! Temperature not found"
                                        exit $STATE_UNK ;;
        esac
}

CheckHumidity(){

        COMMAND=$(echo $BASEURL | python3 -mjson.tool | grep Humidity |  cut -d " " -f 10 | cut -d "." -f 1)

        COMMANDS=$(echo $BASEURL | python3 -mjson.tool | grep Humidity |  cut -d " " -f 10 | cut -d "," -f 1)
        RESAULT=$(echo "$COMMANDS %")

        case 1 in
            $(($COMMAND<= $WARNING)))   echo "OK! Humidity is: $RESAULT"
                                        exit $STATE_OK ;;   # 0-79%     Ok
            $(($COMMAND<= $CRITICAL)))  echo "WARNING! Humidity is: $RESAULT"
                                        exit $STATE_WARN ;;   # 80-89%    Warring
            $(($COMMAND<= $MAX)))       echo "CRITICAL! Humidity is: $RESAULT"
                                        exit $STATE_CRIT ;;   # 90-100%   Critical
                                *)      echo "UNKNOWN! Temperature not found"
                                        exit $STATE_UNK ;;
        esac
}

CheckPressure(){

        COMMAND=$(echo $BASEURL | python3 -mjson.tool | grep Pressure |  cut -d " " -f 10 | cut -d "," -f 1)
        
        RESAULT=$(echo "$COMMAND hPa")

        echo "Pressure is: $RESAULT"
        exit $STATE_OK
}



while test -n "$1"; do

        case "$1" in
                --type|-t)
                        CHECK_TYPE=$2
                        shift
                        ;;
                --warning|-w)
                        WARNING=$2
                        shift
                        ;;
                --critical|-c)
                        CRICICAL=$2
                        shift
                        ;;
                  *)
                        echo "Unknown argument: $1"
                        print_usage
                        exit $STATE_UNK
                        ;;

        esac

        shift

done

# - Type Check
if [ ! -z $CHECK_TYPE ]; then

        case "$CHECK_TYPE" in
                Temperature)
                        CheckTemperature;;
                Humidity)
                        CheckHumidity;;
                Pressure)
                        CheckPressure;;
        esac

else
        echo "Command incomplete!"
        echo ''
        print_help
        STATE=$STATE_UNK
fi