using System.Reflection;
using System;
using System.Text.RegularExpressions;
using UnityEngine;
using Perforce.P4;

namespace P4Connect
{
	/// <summary>
	/// Version wrappers for P4Connect
	/// </summary>
    public static class Version
    {
        public static string appName = "p4connect";
        public static string p4ConnectVersion = "2.7";
        public static string perforceRelease = "2015.1.0.0";    // Copy this into the AssemblyInfo for P4Connect?
        public static string branch = "GA.7.";    
        public static string changeIdStr = "";
#if DEBUG
        public static string build = branch + "D." + ChangeId;
#else
        public static string build = branch + "R." + ChangeId; 
#endif

        public static string ChangeId { 
            get {
                string change = " $Change: 14193 $";  // File must be stored +k so the RCS Keyword expands
                if (String.IsNullOrEmpty(changeIdStr))
                {
                   changeIdStr = Regex.Match(change, @"\d+").Value;
                }
                return changeIdStr;
            }
        }

        static Options NameVerOpts = null;

        // Create an Array of options for the Connect call.  You can see these in the Perforce server log
        public static Options ConnectOptions
        {
            get {
                if (NameVerOpts == null)
                {
                    NameVerOpts = new Options();
                    NameVerOpts.Add("ProgramName", appName);
                    NameVerOpts.Add("ProgramVersion", p4ConnectVersion + "." + build);
                }
                return NameVerOpts;
            }
        }
    }
}