using System;

using lliurex;

namespace lliurex
{
	namespace controlcenter 
	{
		public class StatusManager
		{
			public System.Collections.Generic.Dictionary<string,int> values;
			public StatusManager ()
			{
				int option;
				option=0; // old initialization using zero-sqlmanager
				option=1; // initialization asking sql db directly.
				
				switch (option)
				{
					case 0:	
					
						try {
									
							System.Diagnostics.Process p = new System.Diagnostics.Process();
							p.StartInfo.UseShellExecute = false;
							p.StartInfo.RedirectStandardOutput=true;
							p.StartInfo.FileName = "bash";
							p.StartInfo.Arguments="/usr/sbin/zero-sqlmanager -l";
							
							p.Start();	
							
							string output=p.StandardOutput.ReadToEnd();
							p.WaitForExit();
							values=new System.Collections.Generic.Dictionary<string, int>();	
							string[] strArr = null;
							char[] split_chr= { ' ','\n' };
							strArr = output.Split(split_chr);
									
							for (int i=0; i<=strArr.Length - 2; i++)
							{
								values.Add(strArr[i],int.Parse(strArr[i+1]));
								i++;
							}	
					
					}
					catch(System.ComponentModel.Win32Exception w) {
						Console.WriteLine(w.Message);
						Console.WriteLine(w.ErrorCode.ToString());
						Console.WriteLine(w.NativeErrorCode.ToString());
						Console.WriteLine(w.StackTrace);
						Console.WriteLine(w.Source);
						Exception e=w.GetBaseException();
						Console.WriteLine(e.Message);
					 }				
						break;
					
					case 1:
					
						values=new System.Collections.Generic.Dictionary<string, int>();
						lliurex.controlcenter.Core.getCore().sql.select_query("SELECT * FROM status", out values);
					
						break;
					
					default:
					
						break;
					
					
				}
				
			}
			
			public void refresh()
			{
				Console.WriteLine("[Status Manager] Refreshing info...");

				int option;
				option=1; // executing status on every script and asking zero-sqlmanager
				option=2; // asking sql database directly
				
				
				switch (option)
				{
					case 1:
				
					string std_out="";
					string std_error="";
					
					foreach(ConfigApplication conf in Core.getCore().applications)
					{
						if(conf.service)
						{
							string cmd;
							string arguments;
							if (conf.using_.Equals(""))
							{
								cmd=conf.script_path;
								arguments="status";
								Console.WriteLine("[Status Manager] Executing {0} status ...",cmd);
							}
							else
							{
								cmd=conf.using_;
								arguments=conf.script_path + " status";
								Console.WriteLine("[Status Manager] Executing {0} {1} ...",cmd,arguments);
							}
							
							System.Threading.ThreadStart starter= delegate { lliurex.utils.Commands.run(cmd,arguments,out std_out,out std_error); };;
							new System.Threading.Thread(starter).Start();
					
							
							
						}
					}
					
							try {
							
							// no conocia lliurex.utils aun, que pasa!
									
							System.Diagnostics.Process p = new System.Diagnostics.Process();
							p.StartInfo.UseShellExecute = false;
							p.StartInfo.RedirectStandardOutput=true; 
							p.StartInfo.FileName = "bash";
							p.StartInfo.Arguments="/usr/sbin/zero-sqlmanager -l";
								
				
							p.Start();	
								
							string output=p.StandardOutput.ReadToEnd();
							p.WaitForExit();
							values=new System.Collections.Generic.Dictionary<string, int>();	
							string[] strArr = null;
							char[] split_chr= { ' ','\n' };
							strArr = output.Split(split_chr);
								
							
							for (int i=0; i<=strArr.Length - 2; i++)
							{
								values.Add(strArr[i],int.Parse(strArr[i+1]));
								i++;
									
							}	
								
															
						}
						catch(System.ComponentModel.Win32Exception w) {
							Console.WriteLine(w.Message);
							Console.WriteLine(w.ErrorCode.ToString());
							Console.WriteLine(w.NativeErrorCode.ToString());
							Console.WriteLine(w.StackTrace);
							Console.WriteLine(w.Source);
							Exception e=w.GetBaseException();
							Console.WriteLine(e.Message);
						 }
						break;
					
					case 2:
						lliurex.controlcenter.Core.getCore().sql.select_query("SELECT * FROM status", out values);
						break;
					
					default:
						break;
				}
				

				
				Console.WriteLine("[Status Manager] List of scripts running in the system:");
				
					foreach (System.Collections.Generic.KeyValuePair<string,int> n in values)
					{	
						Console.WriteLine("[Status Manager] * {0}",n);
					}			
				
			
				foreach(ConfigApplication conf in Core.getCore().applications)
				{
					int result=Core.getCore().sm.getState(conf.name);
					if (result!=404)
						conf.status=(uint)result;
				}
				
				
				if (Core.getCore().win.appboxes!=null)
					foreach (ApplicationBox appbox in Core.getCore().win.appboxes)
					{
						//because there can be more than one... right?
						
						appbox.SetStatusText();
					
					}
				
				
			}
			
			
			public void printReadList()
			{
			
					foreach (System.Collections.Generic.KeyValuePair<string,int> n in values)
					{	
						Console.WriteLine("[Status Manager] * {0}",n);
					}				
				
				
			}
			
			public int getState(string name)
			{
				int return_;
				
				if (values.ContainsKey(name))
				{
					return_=values[name];
				}
				else
					return_=404;
				
				return return_;
				
			}
			
	
		}
	}
}