using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Terminal.Gui;
using static UICatalog.Scenario;

namespace UICatalog.Scenarios {

	[ScenarioMetadata (Name: "Line View", Description: "Demonstrates drawing lines using the LineView control.")]
	[ScenarioCategory ("Controls"), ScenarioCategory ("LineView")]
	public class LineViewExample : Scenario {

		public override void Setup ()
		{
			Win.Title = this.GetName ();
			Win.Y = 1; // menu
			Win.Height = Dim.Fill (1); // status bar
			Application.Top.LayoutSubviews ();

			var menu = new MenuBar (new MenuBarItem [] {
			new MenuBarItem ("_File", new MenuItem [] {
				new MenuItem ("_Quit", "", () => Quit()),
			})
			});
			Application.Top.Add (menu);

			Win.Add (new Label ("Regular Line") { Y = 0 });

			// creates a horizontal line
			var line = new LineView () {
				Y = 1,
			};

			Win.Add (line);

			Win.Add (new Label ("Double Width Line") { Y = 2 });

			// creates a horizontal line
			var doubleLine = new LineView () {
				Y = 3,
				LineRune = (Rune)'\u2550'
			};

			Win.Add (doubleLine);

			Win.Add (new Label ("Short Line") { Y = 4 });

			// creates a horizontal line
			var shortLine = new LineView () {
				Y = 5,
				Width = 10
			};

			Win.Add (shortLine);

			Win.Add (new Label ("Arrow Line") { Y = 6 });

			// creates a horizontal line
			var arrowLine = new LineView () {
				Y = 7,
				Width = 10,
				StartingAnchor = CM.Glyphs.LeftTee,
				EndingAnchor = (Rune)'>'
			};

			Win.Add (arrowLine);

			Win.Add (new Label ("Vertical Line") { Y = 9,X=11 });

			// creates a horizontal line
			var verticalLine = new LineView (Orientation.Vertical) {
				X = 25,
			};

			Win.Add (verticalLine);

			Win.Add (new Label ("Vertical Arrow") { Y = 11, X = 28 });

			// creates a horizontal line
			var verticalArrow = new LineView (Orientation.Vertical) {
				X = 27,
				StartingAnchor = CM.Glyphs.TopTee,
				EndingAnchor = (Rune)'V'
			};

			Win.Add (verticalArrow);

			var statusBar = new StatusBar (new StatusItem [] {
				new StatusItem(Application.QuitKey, $"{Application.QuitKey} to Quit", () => Quit()),
			});
			Application.Top.Add (statusBar);

		}

		private void Quit ()
		{
			Application.RequestStop ();
		}
	}
}