import sys
from tp00 import Tp00
import json
from constant import *
import tpUtils


class Tpb01_out:
    """
    TPbit #01 LED
    """

    def __init__(self, slot, host=None):
        """
        コンストラクタ
        """
        self.slot = slot
        self.comm = GPIO
        self.host = host

        # tp00経由にて通信
        self.tp00 = Tp00(self.slot, self.comm, self.host)
        self.tp00.start()

    def send(self, msg):
        """
        値を送信します。
        """

        datas = json.loads(msg)

        send_data = []
        for data in datas:

            # Line
            if tpUtils.to_num(data['no']) == 1:
                line = 'A'
            elif tpUtils.to_num(data['no']) == 2:
                line = 'B'
            else:
                raise ValueError('TPbit #01 no error!')

            # on/offは反転
            if tpUtils.to_num(data['v']) == 0:
                val = 1
            else:
                val = 0

            tmp_data = {}
            tmp_data["line"] = line
            tmp_data["v"] = val
            send_data.append(tmp_data)

        self.tp00.send(json.dumps(send_data))


if __name__ == '__main__':

    argvs = sys.argv
    if (len(argvs) <= 1):
        tpUtils.stderr('Need argv! [1]: slot')
        sys.exit(0)

    try:
        slot = argvs[1]
        host = None
        if (len(argvs) > 2):
            host = argvs[2]
        tpb01_out = Tpb01_out(slot, host)
    except Exception as e:
        tpUtils.stderr(str(e.args))
        sys.exit(0)

    while True:
        try:
            data = input()
            tpb01_out.send(data)
            # 戻り値なし
        except KeyboardInterrupt:
            sys.exit(0)
        except Exception as e:
            tpUtils.stderr(str(e.args))