# -----------------------------------------------------------------------------
# Name:        Assertations practice  (main.py)
# Purpose:     Showing an understanding of topics learned in class
# Author:      620988
# Created:     24-Oct-19
# Updated:     11-Dec-19
# -----------------------------------------------------------------------------
import logging

logging.basicConfig(filename='log.txt', level=logging.DEBUG, format=' %(asctime)s - %(levelname)s - %(message)s')

logging.info("Start of program")
# functions
def oneRepMax(reps, weight):
    '''
    This function is a formula to calculate one rep max

    This function will ask user to submit their reps done and weight done to find how
    much weight they can do for 1 rep

    Parameters
    ----------
    reps done and weight done

    Returns
    -------
    float
    the value of the 1rm
    '''
    logging.info("Start of Program")
    if not weight > 0 or not reps > 0:
        return ValueError(' "Soryy, could not find 1rm due to invalid number."')
    max = weight * (1 + reps / 30)
    logging.debug("Max weight they can do: " + str(max))
    logging.info("End of program")
    return max


# assert oneRepMax(9, 200) == 260, 'Expecting someone who lifts 200 for 9 to have a 1rm of 260'


# assert isinstance(max, string), 'Expecting a float'

def bodyMassIndex(height, weight):
    '''
    This function is a formula to calculate one's BMI

    This function will ask user to submit weight and heigh. Using the weight and height a formula is done

    Parameters
    ----------
    weight and height

    Returns
    -------
    floats
    the value of bmi
    '''
    logging.info("Starting Function: bodyMassIndex")
    logging.debug("height is: " + str(height))
    logging.debug("weight is: " + str(weight))
    if not isinstance(height, (int, float)):
        raise TypeError('onerepmax expecting an int or float as input')
    if not isinstance(weight, (int, float)):
        raise TypeError('onerepmax expecting an int or float as input')
    if weight < 0 or height < 0:
        raise ValueError('Values too low for expected range ')
        # return ' "Sorry, could not find BMI due to invalid number."'
    bmi = 703 * weight / (height ** 2)
    logging.info("Ending Function: bodyMassIndex")
    return bmi

# lists that are used when inVar = 3 and 4
# assert bodyMassIndex(50, 100) == 28.12, 'Expecting someone who lifts 200 for 9 to have a 1rm of 260'


# assert isinstance(bmi, float), 'Expecting a float'

def menu():
    '''
    This function is a menu of options

    This function will print out a list of options
    available for the user

    Parameters
    ----------
    None

    Returns
    -------
    None
    '''
    logging.info("Starting Function")
    print('''
  What do you want to do?(type integer)

  1) Calculate 1 rep max
  2) Calculate BMI
  3) Log daily calorie and mood summary
  4) View past logs
  5) Exit app

  ''')
    logging.info("Ending Function")

    # assert isinstance(menu, string), 'Expecting a string'


dailySummary = []
dailyCals = []

print(
    "Welcome to Johann's health app, with this app, athletes can use it to keep track of all aspects of their health so they can adjust their lifestyles.")

# if username is a number it is invalid
while True:

    username = str(input("Enter your username: "))
    logging.debug('the username is ' + username)
    if username.isdigit():  # if statement
        print("invalid username, retry")
    else:
        print("Welcome back {}".format(username))
        break
# while loop
while True:
    try:  # menu
        menu()
        inVar = int(input())
        logging.debug("inputted inVar: " + str(inVar))
    except ValueError:  # using the try and except (extension)
        print("invalid option try again")
        continue

    if inVar == 1:
        while True:
            try:
                repsDone = int(input("How many reps did you do"))
                weightDone = int(input("What was the weight used during this activity"))
                break
            except ValueError:
                print("invalid input, retry")

        print("Your one rep max is " + str(oneRepMax(repsDone, weightDone)))

    elif inVar == 2:
        while True:
            try:
                weightOfUser = float(input("How much do you weigh in pounds"))
                heightOfUser = float(input("What is your height in inches"))
                break
            except:
                print("invalid input, retry")
        try:
            print("Your bmi is " + str(bodyMassIndex(heightOfUser, weightOfUser)))
        except:
            print("invalid input, retry")

    elif inVar == 3:
        while True:
            dailySummaryEmotion = str(input("Talk about your overall daily mood: "))
            dailySummary.append(dailySummaryEmotion)
            while True:
                try:
                    dailySummaryCalories = int(input("Enter your daily calorie intake as a number: "))
                except:
                    print("You must enter a number")
                    continue
                if dailySummaryCalories < 0:
                    print("Calories must be positive!")
                    continue
                break
            dailyCals.append(dailySummaryCalories)  # add onto list

            areYouSure = input(
                "\nYou have entered entered your daily summary. Double check to see if the summary are correct. )\n Mood summary: " +
                dailySummary[-1] + "\n Today's calorie intake: " + str(dailyCals[
                                                                           -1]) + "\n Enter the letter 'a' if you are confident that your summry is correct, otherwise, enter any other characters")
            if areYouSure == "a":
                print(
                    "You are finished your daily summary, you must wait until tommorow to input your next daily summary.")
                break
            else:
                print("Sending you back to redo")
                del dailySummary[-1]
                del dailyCals[-1]
    elif inVar == 4:
        viewPastSummary = input(
            "You have selected to view your histories. You can either look at a past date or print out your whole entire summary log. Enter 1 to print out your entire history or Enter 2 to check a specific date ")

        if viewPastSummary == "1":
            if len(dailySummary) > 0:
                for i in range(len(dailySummary) - 1, -1, -1):
                    dailySummary[i] = "Here is your mood summary on day " + str(i + 1) + " :" + str(dailySummary[i])
                    print(dailySummary[i])
                for i in range(len(dailyCals) - 1, -1, -1):
                    dailyCals[i] = "Here is your calorie summary on day " + str(i + 1) + " :" + str(dailyCals[i])
                    print(dailyCals[i])
            else:
                print("You have yet to input anything")


        elif viewPastSummary == "2":

            print(
                "These are the days you can look at, with 1 being your first log. If none are showing up, you havent put anything in your summaries")
            while True:
                if len(dailySummary) > 0:
                    i = 0
                    while i < len(dailyCals):
                        print(i + 1)
                    while True:
                        pastDate = int(input("Enter day to look at."))
                        pastDate = pastDate - 1  # convert to zero index
                        if pastDate < 0 or pastDate >= len(dailyCals):
                            print("You have no submission for this date")
                            continue
                        else:
                            print("Here is your mood summary for that day: " + str(dailySummary[pastDate]))
                            print("Here is your daily calories for that day: " + str(dailyCals[pastDate]))
                        break
                    break

                else:
                    print("\nYou have yet to enter any data, start by doing your summary")

        else:
            print("\nenter either 1 or 2, nothing else... sending you back to the menu")

    elif inVar == 5:
        print("thank you for using the app, until next time " + username)
        break

    elif inVar == 6:
        dailyCals.sort()

        while g < len(dailyCals):
            g = g + 1
            print(dailyCals[g])
            print(g + "st lowest")
            print()

logging.info("End of Program")