Activity 3.2

Source Code

-- define main function
function main()
    print("Hello Main Function")
    local choice = nil
    print("Menu")
    print("E1 - Example 1")
    print("Q - Quit")
    io.write("Choice: ")
    choice = io.read()
    if choice == "E1" then
        -- Example 1 Function call
        example1()

    elseif choice == "Q" then
        done = true
    else
        print("Invalid Choice")
    end
end

-- define Example 1 Function
function example1()
    -- create an empty list
    

    -- add an element to the end of the list (append)
    

    -- add an element to the end of the list (append)
    

    -- add an element to the beginning of the list (insert)
    

    -- print using for in loop
    

    -- print using for in loop with index
    

    -- delete a fruit
    

    -- print using for in loop
    

end

-- call to main function, do not delete!
main()

playlist.lua

-- main function
function main()
    -- Initialize playlist with 10 songs
    local playlist = {}

    local done = false
    while not done do
        print("My Playlist Manager")
        print("1. View playlist")
        print("2. View playlist with index positions")
        print("3. Add a song")
        print("4. Remove a song")
        print("5. Select a random song")
        print("6. Sort playlist")
        print("7. Shuffle playlist")
        print("8. Reorder playlist")
        print("9. Clear playlist")
        print("10. Exit")
        io.write("Choose an option (1-10): ")
        local choice = io.read("*n")
        io.read()
        if choice == 1 then
            print("My current playlist")


        elseif choice == 2 then
            print("My current playlist with index positions")
            
            
        elseif choice == 3 then
           print("Add a song")


        elseif choice == 4 then
            print("Remove a song")


        elseif choice == 5 then
            print("Here's a random song!")
            

        elseif choice == 6 then
            print("Sort my playlist alphabetically")
            
            
        elseif choice == 7 then
            print("Shuffle playlist")
            -- Loop through the list from the last index to the second index. 

                -- Generate a random index between 1 and i
                
                -- Swap elements at index i and j
                


        elseif choice == 8 then
            print("Reorder playlist")
            

        elseif choice == 9 then
            print("Playlist cleared.")
            

        elseif choice == 10 then
            print("Goodbye!")
            done = true
        else
            print("Invalid choice. Please try again.")
        end
    end
end

-- Call the main function
main()