# Adobe Connect 4.10.2021, string manipulation and error handling
print("Welcome!")

text = input("Give some text:\n")

print(text)

# slice from beginning
substring = text[0:8]
print(substring)

# slice from middle of sentence
substring2 = text[3:10]
print(substring2)

# NEW FILE

# removing an extra character from the end
# we can use a negative approach
# -1 => second last character
years = "2021-2020-2019-2018-"

years = years[0:-1]
print(years)

# NEW FILE

text = input("Give some text!\n")

# getting the amonut of characters in a string
text_length = len(text)

print(f"Your text has {text_length} characters!")
print()

# check if your text is empty
# you can also compare to ''
if text_length == 0:
    print("YOUR TEXT IS EMPTY.")

# if/else, short or long text?
if text_length > 10:
    print("That's a long piece of text!")
else:
    print("That text is a bit short, isn't it?")

# VERSION 2:

# check if your text is empty
# you can also compare to ''
if text_length == 0:
    print("YOUR TEXT IS EMPTY.")
else:
    # if/else, short or long text?
    if text_length > 10:
        print("That's a long piece of text!")
    else:
        print("That text is a bit short, isn't it?")

# NEW FILE

text = input("Give some text!\n")

# force all letters to lowercase
text = text.lower()
print(text)

# count a's and o's in sentence
a_letters = text.count("a")
o_letters = text.count("o")

total = a_letters + o_letters

# print out the results
print(f"Your sentence has {a_letters} a-letters!")
print(f"Your sentence has {o_letters} o-letters!")

# reverse the text
reversed_text = text[::-1]
print(reversed_text)

# NEW FILE

# replacing a word
drinks = "water, milk, tea, coffee, soda"
new_text = drinks.replace("soda", "juice")
print(new_text)

# replace replaces all occurences by default
drinks = "water, milk, water, coffee, tea"
new_text = drinks.replace("water", "soda")
print(new_text)

# replace only one
drinks = "water, milk, water, coffee, tea"
new_text = drinks.replace("water", "soda", 1)
print(new_text)

# this is also possible
new_text = new_text.replace(" ", "\n")
print(new_text)

# NEW FILE

drinks = "water, milk, coffee, tea"

choice = input("What would you like to drink?\n")

# check if users word is in the text
if choice in drinks:
    print("Word found!")
else:
    print("Word not found...")


# NEW FILE

text = input("Give text or number:\n")

# we can react with an if-statement
# if user gave text or a number!
# => your application can work differently
# depending on this!
if text.isnumeric():
    print("User gave you a number!")
    number = int(text)

    number = number + 100
    print(number)

else:
    print("User gave you text.")

# NEW FILE

try:
    number = input("Give a number:\n")
    number = int(number)

    number = number + 10
    print(number)

    print("This is my application!")

except ValueError:
    print("You wrote text! Please give a number.")

# NEW FILE

try:
    # ask two numbers from user
    number1 = input("Give a number:\n")
    number1 = int(number1)

    number2 = input("Give another number:\n")
    number2 = int(number2)

    # division
    number = number1 / number2
    print(number)

    print("This is my application!")

except ValueError:
    # user wrote text
    print("You wrote text! Please give a number.")
except ZeroDivisionError:
    # seconds number was zero => divided by zero
    print("You divided by zero!")
except Exception as e:
    # something else happened...error anyways.
    print(str(e))
    print("There was an error.")

# application doesn't crash and this is printed too!
print("Thanks for using the application!")

# NEW FILE

# example, a client id follows this format: C1324_4356

try:
    client = input("Give a client id:")

    # the length of the client id should be 10 characters
    text_length = len(client)

    # client id should be 10 characters long
    # and 6th character should be an underscore!
    if text_length != 10:
        print("Client id length not correct.")
    elif client[5] != "_":
        print("Underscore is missing!")
    else:
        # everything seems to be okay
        id = client[0:5]
        order = client[6:10]
        order = int(order)

        print(id)
        print(order)

except Exception as e:
    print("Error: " + str(e))