using System;
using System.Diagnostics;
using Autofac;
using Microsoft.ApplicationInsights;
using Microsoft.Extensions.Logging;
using PlanTempus.Core.Configurations;
using PlanTempus.Core.Configurations.JsonConfigProvider;
using PlanTempus.Core.ModuleRegistry;
namespace PlanTempus.Tests
{
	/// <summary>
	/// Act as base class for tests. Avoids duplication of test setup code
	/// </summary>
	[TestClass]
	public abstract partial class TestFixture
	{
		private readonly string _configurationFilePath;

		protected IContainer Container { get; private set; }
		protected ContainerBuilder ContainerBuilder { get; private set; }

		public virtual IConfigurationRoot Configuration()
		{
			var configuration = new ConfigurationBuilder()
				.AddJsonFile($"{_configurationFilePath}appconfiguration.dev.json")
				.Build();

			return configuration;
		}

		protected TestFixture() : this(null) { }
		public TestFixture(string configurationFilePath)
		{
			if (configurationFilePath is not null)
				_configurationFilePath = configurationFilePath?.TrimEnd('/') + "/";

			CreateContainerBuilder();
			Container = ContainerBuilder.Build();
		}
		protected virtual void CreateContainerBuilder()
		{
			IConfigurationRoot configuration = Configuration();

			//var logger = new LoggerConfiguration()
			//    .MinimumLevel.Verbose()
			//    .MinimumLevel.Override("Microsoft", Serilog.Events.LogEventLevel.Warning)
			//    .MinimumLevel.Override("System", Serilog.Events.LogEventLevel.Error)
			//    .WriteTo.Seq("http://localhost:5341", apiKey: "Gt8hS9ClGNfOCAdswDlW")
			//            .WriteTo.ApplicationInsights(configuration.Get<string>("ApplicationInsights:ConnectionString"),
			//                TelemetryConverter.Traces)
			//    .Enrich.FromLogContext()
			//    .Enrich.WithMachineName()
			//    .CreateLogger();

			var builder = new ContainerBuilder();

			builder.RegisterGeneric(typeof(Logger<>))
				.As(typeof(ILogger<>))
				.SingleInstance();


			builder.RegisterModule(new Database.ModuleRegistry.DbPostgreSqlModule
			{
				ConnectionString = configuration.GetConnectionString("DefaultConnection")
			});

			builder.RegisterModule(new TelemetryModule
			{
				TelemetryConfig = configuration.GetSection("ApplicationInsights").ToObject<TelemetryConfig>()
			});


			ContainerBuilder = builder;
		}

		[TestCleanup]
		public void CleanUp()
		{
			Trace.Flush();
			var telemetryClient = Container.Resolve<TelemetryClient>();
			telemetryClient.Flush();

			if (Container != null)
			{
				Container.Dispose();
				Container = null;
			}
		}

	}
}