using System;
using System.Collections.Generic;
using System.Windows.Forms;
using TBF.UiBridge;

namespace TBF
{
	public class TestProgressControls
	{
        System.Windows.Forms.Control parent;                /// parent is progressFlowLayoutPanel of the only MainWnd instance
		IList<UiControls.TestProgressCtrl> progresses;
		UiControls.TestProgressCtrl currentProgress;

		public TestProgressControls(Control parent)
		{
			this.parent = parent;
			progresses  = null;
			currentProgress = null;

			Bridge.ProcedureSelectedHandler += delegate(object sender, ProcedureSelectedEventArgs args)
			{
                if (Program.MainWnd.InvokeRequired)
                {
    				Program.MainWnd.Invoke(new EventHandler<ProcedureSelectedEventArgs>(OnProcedureSelected), sender, args);
                }
                else OnProcedureSelected(sender, args);
			};
			Bridge.TestSelectedHandler += delegate(object sender, TestSelectedEventArgs args)
			{
                if (Program.MainWnd.InvokeRequired)
                {
    				Program.MainWnd.Invoke(new EventHandler<TestSelectedEventArgs>(OnTestSelected), sender, args);
                }
                else OnTestSelected(sender, args);
			};
			Bridge.TestProgressHandler += delegate(object sender, TestProgressEventArgs args)
			{
                if (Program.MainWnd.InvokeRequired)
                {
    				Program.MainWnd.Invoke(new EventHandler<TestProgressEventArgs>(OnTestProgress), sender, args);
                }
                else OnTestProgress(sender, args);
			};
			Bridge.TestCompletedHandler += delegate(object sender, TestCompletedEventArgs args)
			{
                if (Program.MainWnd.InvokeRequired)
                {
    				Program.MainWnd.Invoke(new EventHandler<TestCompletedEventArgs>(OnTestCompleted), sender, args);
                }
                else OnTestCompleted(sender, args);
			};
			Bridge.ProcedureCompletedHandler += delegate(object sender, ProcedureCompletedEventArgs args)
			{
                if (Program.MainWnd.InvokeRequired)
                {
    				Program.MainWnd.Invoke(new EventHandler<ProcedureCompletedEventArgs>(OnProcedureCompleted), sender, args);
                }
                else OnProcedureCompleted(sender, args);
            };
		}

        public void ProcedureSelectedInUI(object sender, ProcedureSelectedEventArgs args)
        {
            OnProcedureSelected(sender, args);
        }

		void OnProcedureSelected(object sender, ProcedureSelectedEventArgs args)
		{
			currentProgress = null;
			parent.Controls.Clear();
			progresses = new List<UiControls.TestProgressCtrl>();
			foreach (var test in args.Procedure.Tests)
			{
				/// Single test
				if (test.Repeats == 1)
				{
					UiControls.TestProgressCtrl prgrs = new UiControls.TestProgressCtrl(test.Id, test.Name);
					progresses.Add(prgrs);
					parent.Controls.Add(prgrs);
					continue;
				}
				/// More test repetitions
				for (int i = 1; i <= test.Repeats; i++)
				{
                    UiControls.TestProgressCtrl prgrs = new UiControls.TestProgressCtrl(test.Id, test.Name, i, test.Repeats);
					progresses.Add(prgrs);
					parent.Controls.Add(prgrs);
				}
			}
		}

		void OnTestSelected(object sender, TestSelectedEventArgs args)
		{
			if (progresses != null)
			{
				foreach (var prgrs in progresses)
				{
					if ((prgrs.TestId == args.Test.Id) && (prgrs.RepetitionNr == args.RepetitionNr))
					{
						currentProgress = prgrs;
						currentProgress.Progress = 0;
						currentProgress.TestResult = UiControls.TestProgressCtrl.Result.NotDone;
						return;
					}
				}
			}
			currentProgress = null;
		}

		void OnTestProgress(object sender, TestProgressEventArgs args)
		{
			if (currentProgress != null) currentProgress.Progress = args.Progress;
		}

		void OnTestCompleted(object sender, TestCompletedEventArgs args)
		{
			if (currentProgress != null)
			{
				// Test is 'failed' if any meter failed
				foreach (var meterTestResult in args.TestResult.Meters)
				{
					if (!meterTestResult.Passed)
					{
						currentProgress.TestResult = UiControls.TestProgressCtrl.Result.Failed;
						return;
					}
				}
				currentProgress.TestResult = UiControls.TestProgressCtrl.Result.Failed;
			}
		}

		void OnProcedureCompleted(object sender, ProcedureCompletedEventArgs args)
		{
		}
	}
}