using Hi.Common.FileLines;
using Hi.Common.Messages;
using Hi.HiNcKits;
using Hi.MachiningProcs;
using Hi.NcParsers;
using Microsoft.Extensions.Logging;
using System;
using System.IO;

namespace Sample.Machining;

/// <summary>
/// Demonstrates how to load and use an existing <see cref="MachiningProject"/> instance.
/// This sample shows how to set up event handlers for messages and machining step objects,
/// execute NC files, and properly manage project resources using
/// <see cref="IDisposable.Dispose"/>.
/// </summary>
/// <remarks>
/// ### Source Code
/// [!code-csharp[SampleCode](~/../Hi.Sample/Machining/DemoUseMachiningProject.cs)]
/// </remarks>
public static class DemoUseMachiningProject
{
	static void Main()
	{
		using var loggerFactory = Microsoft.Extensions.Logging.LoggerFactory.Create(b => b.AddConsole());
		LocalApp.AppBegin(loggerFactory.CreateLogger("Hi.Sample"));
		LocalProjectService localProjectService = new LocalProjectService();

		#region ProjectLoading
		var projectPath = "C:/HiNC-Projects/DemoStandardPath/Main.hincproj";
		Console.WriteLine($"Load Project: {projectPath}");
		localProjectService.LoadProject(projectPath);
		MachiningProject machiningProject = localProjectService.MachiningProject;
		#endregion

		#region EventHandling
		Console.WriteLine($"Set message event.");

		using StreamWriter writer = new StreamWriter("msg.txt");
		//show message if something abnormal, from each partitioned message sink:
		//shell (session lifecycle), NC diagnostics, and step-anchored diagnostics.
		void LogIfAbnormal(IMessage message, ISentenceCarrier sentenceCarrier)
		{
			var severity = message.GetSeverity();
			if (severity != Severity.Warning && severity != Severity.Error)
				return;
			var ncLine = sentenceCarrier?.GetSentence()?.FirstIndexedFileLine;
			writer.WriteLine($"{message.GetNotification()} At \"{ncLine?.FilePath}\" (Line {ncLine?.GetLineNo()}) \"{ncLine?.Line}\"");
		}
		localProjectService.OnShellMessageAdded += (index, message)
			=> LogIfAbnormal(message, null);
		localProjectService.NcDiagnosticProgress.MessageAdded += (index, diagnostic)
			=> LogIfAbnormal(diagnostic, diagnostic.SentenceCarrier);
		localProjectService.StepDiagnosticProgress.MessageAdded += (index, diagnostic)
			=> LogIfAbnormal(diagnostic, diagnostic.SentenceCarrier);
		Console.WriteLine($"Set machining step event.");
		//show MRR.
		localProjectService.SessionShell.SessionStepBuilt += (preStep, curStep) =>
			{
				var sourceCommand = curStep.SourceCommand;
				var indexedFileLine=sourceCommand?.GetSentence()?.FirstIndexedFileLine;
				if (curStep.Mrr_mm3ds > 500) //show only the step that contains large MRR.
					Console.WriteLine($"MRR = {curStep.Mrr_mm3ds} At \"{indexedFileLine?.FilePath}\" (Line {indexedFileLine?.GetLineNo()}) \"{indexedFileLine?.Line}\"");
			};
		#endregion

		#region MachiningExecution
		Console.WriteLine($"Reset runtime status.");
		localProjectService.ResetRuntime();

		Console.WriteLine($"Session begin.");
		localProjectService.BeginSession();
		localProjectService.SessionShell.MachiningResolution_mm = 1;
		localProjectService.SessionShell.EnableCollisionDetection = true;
		localProjectService.SessionShell.EnablePauseOnFailure = false;
		localProjectService.SessionShell.EnablePhysics = false;
		//the path from Shell-API is relative by project directory. 
		localProjectService.SessionShell.PlayNcFile("NC/side.ptp");
		localProjectService.SessionShell.PlayNcFile("NC/circle.ptp");
		localProjectService.EndSession();
		Console.WriteLine($"Session end.");
		#endregion

		#region CleanupResources
		Console.WriteLine($"Close Project: {projectPath}");
		machiningProject.Dispose();

		LocalApp.AppEnd();

		Console.WriteLine($"Program end.");
		#endregion
	}
}