using System.IO;
using Nuke.Common;
using Nuke.Common.Execution;
using Nuke.Common.ProjectModel;
using Nuke.Common.Tools.DotNet;
using static Nuke.Common.IO.FileSystemTasks;
using static Nuke.Common.IO.PathConstruction;
using static Nuke.Common.Tools.DotNet.DotNetTasks;

[CheckBuildProjectConfigurations]
[UnsetVisualStudioEnvironmentVariables]
class Build : NukeBuild
{
	public static int Main() => Execute<Build>(x => x.Publish);

	[Parameter("Configuration to build - Default is 'Debug' (local) or 'Release' (server)")]
	readonly Configuration Configuration = IsLocalBuild ? Configuration.Debug : Configuration.Release;

	[Solution] readonly Solution Solution;

	AbsolutePath OutputDirectory => RootDirectory / "output";

	Target Clean => _ => _
		.Before(Restore)
		.Executes(() =>
		{
			EnsureCleanDirectory(OutputDirectory);
		});

	Target Restore => _ => _
		.Executes(() =>
		{
			DotNetRestore(s => s
				.SetProjectFile(Solution));
		});

	Target Compile => _ => _
		.DependsOn(Restore)
		.Executes(() =>
		{
			DotNetBuild(s => s
				.SetProjectFile(Solution)
				.SetConfiguration(Configuration)
				.EnableNoRestore());
		});

	Target Test => _ => _
		.DependsOn(Compile)
		.Executes(() =>
		{
			DotNetTest(s => s
				.SetProjectFile(Solution)
				.EnableNoRestore());
		});

	Target Publish => _ => _
		.DependsOn(Test)
		.Executes(() =>{
			DotNetPublish(s => s
				.SetConfiguration(Configuration)
				.SetOutput(OutputDirectory));

			var lessFiles = Directory.GetFiles(OutputDirectory / "wwwroot/css", "*.less");
			foreach (var file in lessFiles)
				File.Delete(file);

			var cssFiles = Directory.GetFiles(OutputDirectory / "wwwroot/css", "*.css");
			foreach (var file in cssFiles)
				if (new FileInfo(file).Length == 0)
					File.Delete(file);
		});

}