ProgressTest.cs

using System;
using System.Threading;
using System.Threading.Tasks;
using TelegramBotBase.Base;
using TelegramBotBase.Controls.Inline;
using TelegramBotBase.Enums;
using TelegramBotBase.Form;

namespace TelegramBotBase.Example.Tests;

public class ProgressTest : AutoCleanForm
{
    public ProgressTest()
    {
        DeleteMode = EDeleteMode.OnLeavingForm;
        Opened += ProgressTest_Opened;
        Closed += ProgressTest_Closed;
    }


    private async Task ProgressTest_Opened(object sender, EventArgs e)
    {
        await Device.Send("Welcome to ProgressTest");
    }

    public override async Task Action(MessageResult message)
    {
        var call = message.GetData<CallbackData>();

        await message.ConfirmAction();


        if (call == null)
        {
            return;
        }

        ProgressBar bar = null;

        switch (call.Value)
        {
            case "standard":

                bar = new ProgressBar(0, 100, ProgressBar.EProgressStyle.standard)
                {
                    Device = Device
                };

                break;

            case "squares":

                bar = new ProgressBar(0, 100, ProgressBar.EProgressStyle.squares)
                {
                    Device = Device
                };

                break;

            case "circles":

                bar = new ProgressBar(0, 100, ProgressBar.EProgressStyle.circles)
                {
                    Device = Device
                };

                break;

            case "lines":

                bar = new ProgressBar(0, 100, ProgressBar.EProgressStyle.lines)
                {
                    Device = Device
                };

                break;

            case "squaredlines":

                bar = new ProgressBar(0, 100, ProgressBar.EProgressStyle.squaredLines)
                {
                    Device = Device
                };

                break;

            case "start":

                var sf = new Menu();

                await NavigateTo(sf);

                return;

            default:

                return;
        }


        //Render Progress bar and show some "example" progress
        await bar.Render(message);

        Controls.Add(bar);

        for (var i = 0; i <= 100; i++)
        {
            bar.Value++;
            await bar.Render(message);

            Thread.Sleep(250);
        }
    }


    public override async Task Render(MessageResult message)
    {
        var btn = new ButtonForm();
        btn.AddButtonRow(new ButtonBase("Standard", new CallbackData("a", "standard").Serialize()),
                         new ButtonBase("Squares", new CallbackData("a", "squares").Serialize()));

        btn.AddButtonRow(new ButtonBase("Circles", new CallbackData("a", "circles").Serialize()),
                         new ButtonBase("Lines", new CallbackData("a", "lines").Serialize()));

        btn.AddButtonRow(new ButtonBase("Squared Line", new CallbackData("a", "squaredlines").Serialize()));

        btn.AddButtonRow(new ButtonBase("Back to start", new CallbackData("a", "start").Serialize()));

        await Device.Send("Choose your progress bar:", btn);
    }

    private async Task ProgressTest_Closed(object sender, EventArgs e)
    {
        await Device.Send("Ciao from ProgressTest");
    }
}