def mainMenu():
    print("""
###############################################################################
#                                                                             #
#                            Clive's Carpets                                  #
#                          Please Login Below!                                #
#                                                                             #
###############################################################################
""")
    validateUser()

def adminMenu():
    while True:
        print("""
###############################################################################
#                                                                             #
#                            Clive's Carpets                                  #
#                               Admin Menu                                    #
#                                                                             #
# 1 - Add a New User                                                          #
# 2 - Quotes                                                                  #
# 3 - Exit                                                                    #
#                                                                             #
###############################################################################
""")

        adminMenu = input("Which option would you like to choose? '1' , '2' or '3': ")
        if adminMenu == "1":
            userInput()
            break
        elif adminMenu == "2":
            quoteMenu()
            break
        elif adminMenu == "3":
            exit()
            break


def userMenu():
    print("\nUser Menu")
    userMenu = input("\nDo you wish to create a new quote? 'Yes' 'No': ")
    if userMenu.lower() == "yes":
        newQuote()
    elif userMenu.lower() == "no":
        exit()
    else:
        userMenu()

def newQuote():

    CARPET = 22.50
    carpetCost = 0
    GRIPPER = 1.10
    gripperCost = 0
    RATE = 65
    labour = 0
    underlayPicker = 0

    underlay = 0
    underlayCost = 0
    width = 0
    length = 0
    perimeter = 0
    squareMeter = 0
    rawMaterialsCost = 0
    totalCost = 0

    quotationCount=len(open("quotations.txt","r").readlines())
    quotationID = "CC"+str(quotationCount+1)

    while True:
        customerID=input("\nPlease input the Customer ID: ")
        if len(customerID)>12:
            print("\nThe CustomerID has to be less than 12 characters (5 characters House Number + 7 character Postcode")
        else:
            break
    while True:
        length=float(input("\nPlease input the total length of the room (m): "))
        if length>30:
            print("\nThe room Is too long!")
        else:
            break
    while True:
        width=float(input("\nPlease input the total width of the room (m): "))
        if width>5:
            print("\nThe room is too wide!")
        else:
            break
    while True:
        perimeter=float(input("\nPlease input the total perimeter of the room (m): "))
        if perimeter>300:
            print("\nYou had better double check!")
        else:
            break
    while True:
        print("""
###############################################################################
#                                                                             #
#                            Clive's Carpets                                  #
#                            Underlay Picker                                  #
#                                                                             #
#   Which underlay would the customer like:                                   #
#      1 - First Step:    £5.99 per square meter                              #
#      2 - Monarch:       £7.99 per square meter                              #
#      3 - Royal:         £60.00 per square meter                             #
#                                                                             #
#      4 - Exit                                                               #
#                                                                             #
###############################################################################
""")
        underlayPicker=input("Which underlay would the customer like? Option '1', '2', '3' or '4': ")
        if underlayPicker =="1":
            underlay = 5.99
            break
        elif underlayPicker =="2":
            underlay = 7.99
            break
        elif underlayPicker =="3":
            underlay = 60
            break
        elif underlayPicker =="4":
            quit()
        else:
            print("\nThat is not a valid entry you must select '1', '2', '3' or '4'")

    squareMeter = length * width
    squareMeter = float(str(round(squareMeter, 2,)))
    perimeter = round(perimeter + 0.49)
    carpetCost = squareMeter * CARPET
    carpetCost = float(str(round(carpetCost, 2)))
    gripperCost = perimeter * GRIPPER
    gripperCost = float(str(round(gripperCost, 2)))
    underlayCost = squareMeter * underlay
    underlayCost = float(str(round(underlayCost, 2)))
    if squareMeter < 17:
        labour = RATE
    elif squareMeter > 16:
        labour = (squareMeter / 16) * RATE
        labour = float(str(round(labour, 2)))
    rawMaterialsCost = carpetCost + gripperCost + underlayCost
    rawMaterialsCost = float(str(round(rawMaterialsCost, 2)))
    totalCost = rawMaterialsCost + labour
    totalCost = float(str(round(totalCost, 2)))
    print("\nQuotation "+str(quotationID)+" for Customer "+str(customerID))
    print("\nRoom Size in Sq.M: "+str(squareMeter))
    print("\nRoom Perimeter in M: "+str(perimeter))
    print("\nCarpet Cost: £"+"{:.2f}".format(carpetCost))
    print("\nGripper Cost: £"+"{:.2f}".format(gripperCost))
    print("\nUnderlay Cost: £"+"{:.2f}".format(underlayCost))
    print("\nRaw Materials Cost: £"+":{:.2f}".format(rawMaterialsCost))
    print("\nLabour Cost: £"+"{:.2f}".format(labour))
    print("\nTotal Cost: £"+"{:.2f}".format(totalCost))
    quotationIDStore=quotationID.ljust(10)
    customerID=customerID.lower()
    customerID=customerID.replace(" ", "")
    customerIDStore=customerID.ljust(12)
    squareMeter=str(squareMeter)
    squareMeterStore=squareMeter.ljust(10)
    perimeter=str(perimeter)
    perimeterStore=perimeter.ljust(10)
    carpetCost=str(carpetCost)
    carpetCostStore=carpetCost.ljust(10)
    gripperCost=str(gripperCost)
    gripperCostStore=gripperCost.ljust(10)
    underlayCost=str(underlayCost)
    underlayCostStore=underlayCost.ljust(10)

    rawMaterialsCost=str(rawMaterialsCost)
    rawMaterialsCostStore=rawMaterialsCost.ljust(10)
    labour=str(labour)
    labourStore=labour.ljust(10)
    totalCost=str(totalCost)
    totalCostStore=totalCost.ljust(10)
    store=open("quotations.txt","a")
    iStore=quotationIDStore+customerIDStore+squareMeterStore+perimeterStore+carpetCostStore+gripperCostStore+underlayCostStore+rawMaterialsCostStore+labourStore+totalCostStore+"\n"
    store.write(iStore)
    store.close()
    print("\nQuotation saved to Customer Records")

def showQuotation():
    file = open('quotation.txt','r+')
    for line in file:
        quotationID = line[0:10]
        quotationID = quotationID.strip()
        customerID = line [10:22]
        customerID = customerID.strip()
        squareMeter = line [22:32]
        squareMeter = squareMeter.strip()
        squareMeter =  float(squareMeter)
        perimeter = line[32:42]
        perimeter = perimeter.strip()
        perimeter = float(perimeter)
        carpetCost = line[42:52]
        carpetCost = carpetCost.strip()
        carpetCost = float(carpetCost)()
        gripperCost = line[52:62]
        gripperCost = gripperCost.strip()
        gripperCost = float(grippperCost)
        underlayCost = line[62:72]
        underlayCost = underlayCost.strip()
        underlayCost = float(gripperCost)
        rawMaterialsCost = line[72:82]
        rawMaterialsCost = float(rawMaterialsCost)
        rawMaterialsCost = rawMaterialsCost.strip()
        labour = line [82:92]
        labour = labour.strip()
        labour = float(labour)
        totalCost = line[92:102]
        totalCost = totalCost.strip()
        totalCost = float(totalCost)
        print("\nQuotation "+str(quotationID)+" for Customer "+str(customerID))
        print("\nRoom Size in Sq.M: "+str(squareMeter))
        print("\nRoom Perimeter in M: "+str(perimeter))
        print("\nCarpet Cost:         £"+"(:.2f)".format(carpetCost))
        print("\nGripper Cost:        £"+"(:.2f)".format(gripperCost))
        print("\nUnderlay Cost:       £"+"(:.2f)".format(underlayCost))
        print("\nRaw Materials Cost:     £"+"(:.2f)".format(rawMaterialsCost))
        print("\nLabour Cost:        £"+"(:.2f)".format(labour))
        print("\nTotal Cost:          £"+"(:.2f)".format(totalCost))



def quoteMenu():

    quoteMenu()
def userInput():
    userType, username, password1, password2 = "", "", "", ""
    while True:

        userType = input("What type of user are you creating?\n(1) Admin \n(2) Defnyddiwr \n")
        if userType == "-1":
            mainMenu()
        if len(userType) > 1:
            print("\nInvalid Input.\n")
        elif userType.isdigit() != True:
            print("Please enter a number!")
        elif int(userType) <1:
            print("\nInvalid Input.\n")
        elif int(userType) >2:
            print("\nInvalid Input.\n")
        else:
            break
    while True:
        username = input("\nPlease enter the username of the new user: ")
        if username == "-1":
            mainMenu()
        if len(username) >10:
            print("\nThe username must be less than 11 characters.\n")
        elif username.isalpha() == False:
            print("\nThe username must only contain alpha.\n")
        else:
            break
    while True:
        password1 = input("\nPlease enter the password for the user: ")
        if password1 == "-1":
            mainMenu()
        if len(password1) > 10:
            print("\nThe password must be less than 11 characters.\n")
        password2 = input("\nPlease enter the password again: ")
        if password2 == "-1":
            mainMenu()
        if len(password2) > 10:
            print("\nThe password must be less than 11 characters.\n")
        if password1 != password2:
            print("\nThe password does not match,retry.\n")
        else:
            break
    while True:
        FirstName = input("\nPlease enter your first name: ")
        if FirstName == "-1":
            mainMenu()
        if len(FirstName) >25:
            print("\nYour first name must be less than 25 characters.\n")
        else:
            break
    while True:
        Surname = input("\nPlease enter your surname: ")
        if Surname == "-1":
            mainMenu()
        if len(Surname) >25:
            print("\nYour surname must be less than 25 characters.\n")
        else:
            break
    while True:
        Telephone = input("\nPlease enter your telephone: ")
        try:
            int(Telephone)
        except:
            print("The telephone number must be a number")
        if Telephone == "-1":
            mainMenu()
        if len(Telephone) >16:
            print("\nThe telephone number must be less than 16 characters.\n")
        else:
            break
    while True:
        Town = input("\nPlease enter your town: ")
        if Town == "-1":
            mainMenu()
        if len(Town) >15:
            print("\nYour town must be less than 15 characters.\n")
        else:
            break



    username = username.lower()
    password1 = password1.lower()
    password2 = password2.lower()
    FirstName = FirstName.lower()
    Surname = Surname.lower()
    Telephone = Telephone.lower()
    Town = Town.lower()

    userTypeStore = str(userType).ljust(2)
    usernameStore = username.ljust(10)
    passwordStore = password1.ljust(10)
    FirstNameStore = FirstName.ljust(25)
    SurnameStore = Surname.ljust(25)
    TelephoneStore = Telephone.ljust(16)
    TownStore = Town.ljust(15)

    store = open("users.txt","a")
    iStore = usernameStore + passwordStore + userTypeStore + FirstNameStore + SurnameStore + TelephoneStore + TownStore + "\n"
    store.write(iStore)
    store.close()

    print("\nNew User Created: ")
    print("Usertype: ",userType)
    print("Username: ",username)
    print("Password: ",("*"*len(password1)))
    print("First Name: ",FirstName)
    print("Surname: ",Surname)
    print("Telephone: ",Telephone)
    print("Town: ",Town)

    mainMenu()


def validateUser():
    validateUserType = ""
    validateUsername = ""
    validatePassword = ""

    username = str(input("\nPlease enter your username: \n"))
    password = str(input("\nPlease enter your password: \n"))

    while True:
        try:
            readUsers = open("users.txt","r")
            validateCounter = 0

            while True:
                location = readUsers.readline()
                validateUserType = location[20:22]
                validateUserType = validateUserType.strip()

                validateUsername = location [0:10]
                validateUsername = validateUsername.strip()
                validateUsername = validateUsername.lower()
                username = username.lower()

                validatePassword = location[10:20]
                validatePassword = validatePassword.strip()
                validatePassword = validatePassword.lower()
                password = password.lower()



                if location == "":
                    readUsers.close()
                    break
                if validateUserType == str(1) and validateUsername == username and validatePassword == password:
                    validateCounter = validateCounter + 1
                    adminMenu()
                    break
                if validateUserType == str(2) and validateUsername == username and validatePassword == password:
                    validateCounter = validateCounter + 1
                    userMenu()
                    break

            if validateCounter ==0:
                print("\nThere is no user in the file with those login details. \n")
                validateUser()
        except FileNotFoundError:
            print("There is no Users file for you to search! How about making your first account?\nTop Tip, make it a System Administrator Account!\n")
            userInput()

def main():
    mainMenu()


main()