using Studio.UVC.UI;
using System.Collections.Generic;

namespace Studio.UVC.Controller.UI
{
    public class TabController
    {
        public int SelectedIndex { get; private set; } = -1;

        private List<ITabButton> tabButtons = new List<ITabButton>();
        private List<ITabContent> tabContents = new List<ITabContent>();

        public List<ITabButton> TabButtons => tabButtons;
        public List<ITabContent> TabContents => tabContents;

        public void Add(ITabButton tabButton, ITabContent tabContent)
        {
            tabButton.Index = tabButtons.Count;
            tabContent.Index = tabContents.Count;
            tabButtons.Add(tabButton);
            tabContents.Add(tabContent);
            tabButton.Deselect();
            tabContent.Hide();
        }

        public void Select(int index)
        {
            if (SelectedIndex == index)
                return;

            if (SelectedIndex != -1)
            {
                tabButtons[SelectedIndex].Deselect();
                tabContents[SelectedIndex].Hide();
            }

            SelectedIndex = index;
            tabButtons[SelectedIndex].Select();
            tabContents[SelectedIndex].Show();
        }

        public void Clear()
        {
            tabButtons.Clear();
            tabContents.Clear();
        }

        public void Deselect()
        {
            if (SelectedIndex == -1)
                return;

            tabButtons[SelectedIndex].Deselect();
            tabContents[SelectedIndex].Hide();
            SelectedIndex = -1;
        }

    }
}