Sale_rep.py

# -*- coding: utf-8 -*-
"""
Created on: 30/05/2020

@author: Rohan Kumara
"""



class Pants:
    """The Pants class represents an article of clothing sold in a store
    """
    
    def __init__(self, color, waist_size, length, price):
        """Method for initializing a Pants object
    
        Args: 
            color (str)
            waist_size (int)
            length (int)
            price (float)
            
        Attributes:
            color (str): color of a pants object
            waist_size (str): waist size of a pants object
            length (str): length of a pants object
            price (float): price of a pants object
        """
            
        self.color = color
        self.waist_size = waist_size
        self.length = length
        self.price = price
    
    def change_price(self, new_price):
        """The change_price method changes the price attribute of a pants object
    
        Args: 
            new_price (float): the new price of the pants object
            
        Returns: None
        
        """
        self.price = new_price
    
    def discount(self, percentage):
        """The discount method outputs a discounted price of a pants object

        Args:
            percentage (float): a decimal representing the amount to discount

        Returns:
            float: the discounted price
        """
        return self.price * (1 - percentage)


class SalesPerson:
    """The SalesPerson class represents an employee in the store

    """

    def __init__(self, first_name, last_name, employee_id, salary):
        """Method for initializing a SalesPerson object
        
        Args: 
            first_name (str)
            last_name (str)
            employee_id (int)
            salary (float)

        Attributes:
            first_name (str): first name of the employee
            last_name (str): last name of the employee
            employee_id (int): identification number of the employee
            salary (float): yearly salary of the employee
            pants_sold (list): a list of pants objects sold by the employee
            total_sales (float): sum of all sales made by the employee

        """
        self.first_name = first_name
        self.last_name = last_name
        self.employee_id = employee_id
        self.salary = salary
        self.pants_sold = []
        self.total_sales = 0

    def sell_pants(self, pants_object):
        """The sell_pants method appends a pants object to the pants_sold attribute

        Args: 
            pants_object (obj): a pants object that was sold

        Returns: None

        """

        self.pants_sold.append(pants_object)

    def display_sales(self):
        """The display_sales method prints out all pants that have been sold

        Args: None

        Returns: None

        """

        for pants in self.pants_sold:
            print('color: {}, waist_size: {}, length: {}, price: {}'\
                  .format(pants.color, pants.waist_size, pants.length, pants.price))
    
    def calculate_sales(self):
        """The calculate_sales method sums the total price of all pants sold

        Args: None

        Returns:
            float: sum of the price for all pants sold
        
        """

        total = 0
        for pants in self.pants_sold:
            total += pants.price
            
        self.total_sales = total
        
        return total
    
    def calculate_commission(self, percentage):
        """The calculate_commission method outputs the commission based on sales

        Args:
            percentage (float): the commission percentage as a decimal

        Returns:
            float: the commission due
        """

        sales_total = self.calculate_sales()
        return sales_total * percentage