using System;
using System.ServiceProcess;

namespace Endpoint
{
	/// <summary>
	/// Endpoint for a Windows Service
	/// </summary>
	public class WindowsServiceEndpoint : IEndpoint
	{
		/// <summary>
		/// Gets the service name
		/// </summary>
		public string Name { get; set; }

		/// <summary>
		/// Returns a string explaining details on the current status
		/// </summary>
		/// <returns>string with status message</returns>
		public string StatusDescription { get; protected set; }

		/// <summary>
		/// Gets or sets the name of the windows service.
		/// </summary>
		/// <value>The name of the service.</value>
		public string ServiceName { get; set; }

		/// <summary>
		/// Gets or sets the name of the machine the service runs on.
		/// </summary>
		/// <value>The name of the machine.</value>
		public string MachineName { get; set; }

		/// <summary>
		/// Gets the current status result of the endpoint
		/// </summary>
		/// <returns>Status</returns>
		public Status GetStatus()
		{
			ServiceController myservice;
			try
			{
				if (!string.IsNullOrEmpty(MachineName))
					myservice = new ServiceController(ServiceName, MachineName);
				else
					myservice = new ServiceController(ServiceName);
			}
			catch (Exception ex)
			{
				StatusDescription = ex.Message;
				return Status.Unreachable;
			}

			try
			{
				switch (myservice.Status)
				{
					case ServiceControllerStatus.Running:
						StatusDescription = "Running";
						return Status.Up;
					default:
						StatusDescription = myservice.Status.ToString();
						return Status.Error;
				}
			}
			catch (Exception ex)
			{
				StatusDescription = ex.Message;
				return Status.Error;
			}
		}
	}
}