using UnityEditor;
using UnityEngine;
using Perforce.P4;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace P4Connect
{
	public class OpenedConnection
	{
		public PerforceConnection Connection
		{
			get { return _Connection; }
		}
		public IList<File> Files
		{
			get { return _Files; }
		}
		// Give read-only access to the server we're connected to
		public Server P4Server
		{
			get { return _Connection.P4Server; }
		}

		// Give read-only access to the current depot
		public Repository P4Depot
		{
			get { return _Connection.P4Depot; }
		}

		// Give read-only access to the current connection
		public Connection P4Connection
		{
			get { return _Connection.P4Depot.Connection; }
		}

		// Give read-only access to the current client
		public Client P4Client
		{
			get { return _Connection.P4Depot.Connection.Client; }
		}

		public IEnumerable<string> LocalOpenedFiles
		{
			get
			{
				if (_Files != null)
				{
					for (int i = 0; i < _Files.Count; ++i)
					{
						yield return Utils.ClientPathToLocalPath(_Files[i].ClientPath.Path);
					}
				}
			}
		}

		PerforceConnection _Connection;
		List<File> _Files;

		public OpenedConnection(PerforceConnection aOpenedConnection)
		{
			_Connection = aOpenedConnection;
			Options opts = new Options();
			opts["-c"] = "default";
			opts["-C"] = Config.Workspace;
			IList<File> allOpenedFiles = aOpenedConnection.P4Depot.GetOpenedFiles(null, opts);
			if (allOpenedFiles != null)
			{
				_Files = new List<File>(allOpenedFiles);
			}
			else
			{
				_Files = new List<File>();
			}
		}

		/// <summary>
		/// Helper method to check if a file is in the depot list
		/// </summary>
		/// <param name="arOpenedFiles"></param>
		/// <param name="match"></param>
		/// <returns></returns>
		public bool Contains(Predicate<File> aMatch)
		{
			if (Files == null)
			{
				return false;
			}
			else
			{
				foreach (File file in Files)
				{
					if (aMatch(file))
						return true;
				}
				return false;
			}
		}
	}
}