CS-PreRelease_Task33.py

'''
Task 3.3
By Mark Wu
@markwu.me
'''

# import os


# -----------------Welcome screen-----------------
print("-----------------Task 3.3-----------------")
print('''

-----Task 3 Overview-----
[1] (Task 3.1) Create new records
[2] (Task 3.2) See current records
[3] (-----SELECTED-----) Find member ID
[4] (Task 3.4) Add new users
''')


# -----------------Task 3.3-----------------

# Initialization
member_list = [] # List
search_result = '' # String

# The following are the functions used in the program

def search_by_name(instr):
    global search_result
    found = False # Boolean

    try:
        for each in member_list:
            if each[0].lower() == instr:
                found = True
                search_result = each

        return found
    except:
        print("Error occured during the search. File may be corrupted.")
        return False

def input_name():
    instr = input("Please input member's name (Search is not case sensitive) >>>") # string
    while not 0 < len(instr) < 25 or instr in (','):
        print("Invalid name. A valid name should be less than 25 characters. Please input again.")
        instr = input("Please input member's name (Search is not case sensitive) >>>")
    return instr.lower()

# Check if file exists:
# file_found = os.path.isfile('record.txt') # Boolean
file_found = True # Can't do this validation because I can't import
if file_found:
    try:
        with open('record.txt') as myfile:
            content = myfile.readlines()
            for each in content:
                each_member = each.split(',')
                each_member[1] = each_member[1].strip() # remove line breakers
                member_list.append(each_member)
    except:
        print("Invalid record format.")
    else:
        # Ask for the name
        in_name = input_name()
        if search_by_name(in_name):
            print("Member found! %s's member ID is %s." % (search_result[0], search_result[1]))
        else:
            print("No player named %s found." % in_name)

else:
    print("File not exist!")