import configparser
import json

config_ini = configparser.ConfigParser()

class ConfigT:
    def __init__(self, config_path):
        config_ini.read(config_path, encoding="utf-8")

        self.config_path = config_path

        self.server_port = None
        self.track_num = None

        self.log_path = None
        self.stdout_log_level = None
        self.file_log_level = None

        self.ip_address = None
        self.slot = None
        self.timeout = None
        self.interval_plc = None

        self.upload_type = None
        self.upload_pinch_coal_url = None
        self.upload_gross_weight_url = None
        self.upload_device_type_url = None
        self.login_web_url = None
        self.username = None
        self.password = None
        self.authorization = None

        self.loading_mark = None

        self.carriage_num_max = None

        self.initConfig()

    def initConfig(self):

        self.server_port = config_ini.getint('server', 'server_port')
        # 股道名称
        self.track_num = config_ini.getint('server', 'track_num')

        # 日志地址
        self.log_path = config_ini.get('log', 'log_path')
        # 打印日志的存储级别
        self.stdout_log_level = config_ini.get('log', 'stdout_log_level')
        # 文件日志的存储级别
        self.file_log_level = config_ini.get('log', 'file_log_level')

        # PLC 的IP地址
        self.ip_address = config_ini.get('plc', 'ip_address')
        # PLC 插槽
        self.slot = config_ini.getint('plc', 'slot')
        # 访问超时时间 秒为单位
        self.timeout = config_ini.getfloat('plc', 'timeout')
        # 读取PLC的循环间隔
        self.interval_plc = config_ini.getint('plc', 'interval_plc')

        # 上传状态
        self.upload_type = config_ini.getint('upload', 'upload_type')
        # 登录web
        self.login_web_url = config_ini.get('upload', 'login_web_url')
        # 掐煤量上传地址
        self.upload_pinch_coal_url = config_ini.get('upload', 'upload_pinch_coal_url')
        # 毛重上传地址
        self.upload_gross_weight_url = config_ini.get('upload', 'upload_gross_weight_url')
        # 皮带、给煤机启停状态上传地址
        self.upload_device_type_url = config_ini.get('upload', 'upload_device_type_url')
        # 登录用户名
        self.username = config_ini.get('upload', 'username')
        # 登录密码
        self.password = config_ini.get('upload', 'password')
        # 登录授权码
        self.authorization = config_ini.get('upload', 'authorization')

        # 装车车标记号
        self.loading_mark = config_ini.get('real_loading', 'loading_mark')

        # 最大车厢数量
        self.carriage_num_max = config_ini.getint('other', 'carriage_num_max')

    def getConfig(self):
        return json.dumps(self.__dict__)

    def updateConfig(self, option, value):
        try:
            if option in {"server_port", "track_num"}:
                if option == "track_num" and not 0 < int(value) <= 2:
                    return "配置项 %s 应该0<%s<=2，而本次设置内容为 %s" % (option, option, value)
                config_ini.set("server", option, value)
            elif option in {"log_path", "stdout_log_level", "file_log_level"}:
                config_ini.set("log", option, value)
            elif option in {"ip_address", "slot", "timeout", "interval_plc"}:
                config_ini.set("plc", option, value)
            elif option in {"upload_type",
                            "login_web_url",
                            "upload_pinch_coal_url",
                            "upload_gross_weight_url",
                            "upload_device_type_url",
                            "username",
                            "password",
                            "authorization"}:
                config_ini.set("upload", option, value)
            elif option in {"loading_mark"}:
                config_ini.set("real_loading", option, value)
            elif option in {"carriage_num_max"}:
                config_ini.set("other", option, value)
            else:
                return "未找到此配置项 {%s: %s}" % (option, value)

            config_ini.write(open(self.config_path, 'w'))
            self.initConfig()
            return ""
        except Exception as e:
            print("更改配置参数异常！%s" % str(e))
            return "更改配置参数异常！%s" % str(e)