# This is a sample Python script.
# Press Shift+F10 to execute it or replace it with your code.
# Press Double Shift to search everywhere for classes, files, tool windows, actions, and settings.

#def print_hi(name):
    # Use a breakpoint in the code line below to debug your script.
 #   print(f'Hi, {name}')  # Press Ctrl+F8 to toggle the breakpoint.

# Press the green button in the gutter to run the script.
#if __name__ == '__main__':
 #   print_hi('PyCharm')

# See PyCharm help at https://www.jetbrains.com/help/pycharm/
# -----------------------------------------------------------------

# todos = []
#todo_length = len(todos)
command_prompt = "Type add, show, edit, complete, or exit: "
todo_prompt = "Enter a todo: "
edit_prompt = "Number of todo to edit: "
complete_prompt = "Which todo to mark complete: "
edit_todo = "Enter new todo: "

while True:
    user_action = input(command_prompt)
    user_action = user_action.strip()
    match user_action:
        case 'add':
            todo = input(todo_prompt) + "\n"
            file = open('todos.txt', 'r')
            todos = file.readlines()
            file.close()

            todo = todo.capitalize()
            todos.append(todo)

            file = open('todos.txt', 'w')
            file.writelines(todos)
            file.close()
        case 'show' | 'display':
            file = open('todos.txt', 'r')
            todos = file.readlines()
            file.close()
            for i, todo in enumerate(todos):
                t = todo.replace("\n","")
                text = f"{i+1}: {t}"
                print(text)
        case 'edit':
            file = open('todos.txt', 'r')
            todos = file.readlines()
            file.close()
            which_todo = int(input(edit_prompt)) - 1
            new_todo = input(edit_todo)
            todos[which_todo] = new_todo
            file = open('todos.txt', 'w')
            file.writelines(todos)
            file.close()
        case 'complete':
            file = open('todos.txt', 'r')
            todos = file.readlines()
            file.close()

            completed = int(input(complete_prompt)) - 1
            completed_message = f"'{todos[completed]}' has been completed!"
            print(completed_message)
            todos.pop(completed)
            print("Remaining todos: ")
            for i, todo in enumerate(todos):
                t = todo.replace("\n","")
                text = f"{i+1}: {t}"
                print(text)
            file = open('todos.txt', 'w')
            file.writelines(todos)
            file.close()
        case 'exit':
            break
        case _:
            print("Unrecognized command; please try again.")

print("~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~")
print("Goodbye!")