import os
import openpyxl

from utils.DBModels.ProtocolModel import ModBusVar
from utils.DBModels.UserModels import User
from utils import Globals

# ID	从站地址	变量名	变量描述	功能码	寄存器地址	工程量下限	工程量上限


class UserManage(object):
    def __init__(self):
        super(UserManage, self).__init__()

    @classmethod
    def createUser(self, userName, userPwd, description, projectAuthority, protocolSetting, userAuthority, trendAuthority):
        # 创建用户
        self.userName = str(userName)
        self.userPwd = str(userPwd)
        self.description = str(description)
        self.projectAuthority = projectAuthority
        self.protocolSetting = protocolSetting
        self.userAuthority = userAuthority
        self.trendAuthority = trendAuthority
        if User.getByName(userName):
            print('已有同名变量')
        else:
            userModel = User()
            userModel.createUser(userName = userName, userPwd = userPwd, description = description, projectAuthority = projectAuthority, protocolSetting = protocolSetting, userAuthority = userAuthority, trendAuthority = trendAuthority)


    @classmethod
    def deleteUser(self, name):
        # 删除用户
        name = str(name)
        # print(name)
        User.deleteUser(userName = name)


    @classmethod
    def editUser(self, userName, Nname, userPwd, description, projectAuthority, protocolSetting, userAuthority, trendAuthority):
        # 修改用户信息
        userName = str(userName)
        Nname = str(Nname)
        userPwd = str(userPwd)
        description = str(description)
        projectAuthority = str(projectAuthority)
        protocolSetting = str(protocolSetting)
        userAuthority = str(userAuthority)
        trendAuthority = str(trendAuthority)
        if Nname == userName:
            User.update(userName = Nname, userPwd = userPwd, description = description, projectAuthority = projectAuthority, protocolSetting = protocolSetting, userAuthority = userAuthority, trendAuthority = trendAuthority).where(User.userName == userName).execute()
        elif User.getByName(Nname):
            print('已有同名变量')
            return
        elif not User.getByName(userName):
            print('不存在的变量')
            return
        else:
            User.update(userName = Nname, userPwd = userPwd, description = description, projectAuthority = projectAuthority, protocolSetting = protocolSetting, userAuthority = userAuthority, trendAuthority = trendAuthority).where(User.userName == userName).execute()


    @classmethod
    def getAllUser(self):
        # 查询所有用户
        users = User.get_all()
        if users is 'Error':
            return
        l = []
        for user in users:
            l.append([user.id, user.userName, user.userPwd, user.description, user.createTime, user.projectAuthority, user.protocolSetting, user.userAuthority, user.trendAuthority])
        return l

    @classmethod
    def getByName(self, name):
        # 查询指定用户信息
        user = User.getByName(name)
        if user:
            return [user.id, user.userName, user.userPwd, user.description, user.createTime, user.projectAuthority, user.protocolSetting, user.userAuthority, user.trendAuthority]
        else:
            return [user.id, user.userName, user.userPwd, user.description, user.createTime, user.projectAuthority, user.protocolSetting, user.userAuthority, user.trendAuthority]

    @classmethod
    def authentication(self, name, passwd):
        user = User.getByName(name)
        if user:
            if str(user.userPwd) == str(passwd):
                return 0
            else:
                return 1
        else:
            return 2


    @classmethod
    def initUser(self):
        self.createUser(userName = 'admin', userPwd = 'admin', description = '1', projectAuthority = '1', protocolSetting = '1', userAuthority = '1', trendAuthority = '1')