Popup Modal

CommandFile.cs

// In here(the command file for the !help or /Dosomething ) you make the modal pop up

[SlashCommand("newModalPopup", "popsup a sample Modal")]
public async Task newModalPopup(InteractionContext ctx)
{
  var response = new DiscordInteractionResponseBuilder();

  response
    .WithTitle("the title of the modal ")
    .WithCustomId(ModalEvent.modalNames.{name you created in ModalEvent.cs line 5 }) //name you created in ModalEvent.cs line 5
    .AddComponents(new TextInputComponent(label: "Favorite food", customId: "myvaluefrominputfield", placeholder: "Pizza, Icecream, etc", max_length: 30)) //customId is used in the Handler to get the value later
    .AddComponents(new TextInputComponent("Why?", "why-fav", "Because it tastes good", required: false, style: TextInputStyle.Paragraph));
    //.AddComponents() accepts multiple elements, 2 components in 1 call will place them on the same row
    
  await ctx.CreateResponseAsync(InteractionResponseType.Modal, response); // create modal respone
}

ModalEvent.cs

public static class modalNames
{
  public const string myModal = "my-modal";
  //#######################################
  //Insert a new public const string with the Custom-id you gave your window
  ////#######################################
}

//#########################################
//Insert a new case in the Switch statement
//Make a new class for the modal see {newModal.cs}
//#########################################
public static async Task ModalSubmitHandler(DiscordClient s, ModalSubmitEventArgs e)
        {
            string name = e.Interaction.Data.CustomId;
            Console.WriteLine(name);
            switch (name)
            {
                case (modalNames.myModal):
                {
                    new AddActivityModal(s, e);
                    break;

                }
                //##############
                // <-- Here
                //##############
                default:
                {

                    break;
                }
            }
            
        }

newModal.cs

//in /SupportClasses/ModalFunctions
//make a new cs file called {something}Modal so we know what it is

//the modal will look like this
public class newModal : ModalBase //inherit from ModalBase so we get s and e. s is for the bot like change activity, e is for values and the channel
{
		public newModal(DiscordClient s, ModalSubmitEventArgs e) : base(s, e) {} //constructor that calls ModalHandler no need to call it

		public override void ModalHandler()
		{
				//Your custom logic here
				
				
				//Always end with this so the pop up will go away
				e.Interaction.CreateResponseAsync(InteractionResponseType.ChannelMessageWithSource, new DiscordInteractionResponseBuilder { Content = {your message}, IsEphemeral = false });
		}
	}