//-----------------------------------------------------------------------
// <copyright file="Program.cs" company="Shore Tech Systems LLP">
//     Copyright (c) Shore Tech Systems LLP. All rights reserved.
// </copyright>
// <author>Shore Tech Systems LLP</author>
//<date>30 August 2010</date>
//-----------------------------------------------------------------------


using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.IO;


namespace WSTest2
{
	/// <summary>
	/// Test WCF client for the LICA Web Service
	/// </summary>
	class Program
	{
		static string dir = null;           //Directory to read images from
		static string userName = null;      //Client username
		static string password = null;      //Client password


		/// <summary>
		/// Entry point to program
		/// </summary>
		/// <param name="args">The args - none needed.</param>
		static void Main(string[] args)
		{
			Console.WriteLine("Enter username");
			userName = Console.ReadLine();

			Console.WriteLine("Enter password");
			password = Console.ReadLine();

			Console.WriteLine("Type path and file name to send");
			dir = Console.ReadLine();

			DirectoryInfo d = new DirectoryInfo(dir);
			var files = d.GetFiles("*", SearchOption.AllDirectories).OrderBy(_f => _f.Name).ToList();

			//For each image in the directory send to the LICA web service
			foreach (var f in files)
			{
				try
				{
					DoImage(f.FullName);
				}
				catch (Exception ex)
				{
					Console.WriteLine("Exception occured: " + ex.Message);
				}
			}

			Console.WriteLine("Press any key to exit");
			Console.Read();
		}

		/// <summary>
		/// Does the upload and download of the image to the LICA web service
		/// </summary>
		/// <param name="o">The o.</param>
		static void DoImage(object o)
		{
			string fileName = o as string;

			var fileInfo = new FileInfo(fileName);
			DirectoryInfo directory = fileInfo.Directory;

			//Creates an instance of the LICA client
			var c = new LWS.LicaClient();

			//Sets the username
			c.ClientCredentials.UserName.UserName = userName;

			//Sets the password
			c.ClientCredentials.UserName.Password = password;   

			try
			{
				//Opens the connection to LICA
				c.Open();

				//Reads the current number of LICA credits remaining
				var creds = c.GetRemainingCredits();            

				Console.WriteLine(
					"You have {0} credits remaining", creds);

				//Reads the bytes of the image into a local array
				var b = File.ReadAllBytes(fileName);

				//Sends the data and image description to the LICA web service
				var i = c.NewImageByByteArray(                  
					fileInfo.Name, 
					b, 
					fileInfo.Name, 
					string.Format("Image of {0}", fileInfo.Name), 
					string.Format("Comments for {0}", fileInfo.Name));

				//Converts the LICA image into a line drawing
				var g = c.ProcessImage(                         
					i, 
					"Nature", 
					string.Format("Process {0}", fileInfo.Name));

				Console.WriteLine("Process Image");

				//Waits until the image has been processed
				while (!c.ConvertedImageExists(g))             
				{
					System.Threading.Thread.Sleep(100);
				}

				//Gets the converted image data
				var cBytes = c.GetImage(g, "converted");

				//Saves the converted image to disk
				File.WriteAllBytes(                            
					directory + @"\ConvertedImage.jpg", cBytes);
				
				Console.WriteLine(
					directory + @"\ConvertedImage.jpg");

			}
			catch
			{
				throw;
			}
			finally
			{
				c.Close();
			}
		}
	}
}