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

namespace DataLoader
{
	public partial class Loader
	{
		public bool BuildScopeApplicability()
		{
			bool rv = false;
			//get scopes from proc.ini
			rv |= CreateScopes();
			//end get scopes from proc.ini
			//get apl dictionary
			Dictionary<string, Dictionary<string, string>> procAPLs = new Dictionary<string, Dictionary<string, string>>();
			string[] procs = Directory.GetFiles(frmMain.MySettings.ProcedureSetPath, "PROC*.APL");
			foreach (string proc in procs)
			{
				Dictionary<string, string> procAPL = new Dictionary<string, string>();
				FileInfo myFile = new FileInfo(proc);
				FileStream fs = myFile.OpenRead();
				BinaryReader br = new BinaryReader(fs);
				byte[] myBuff = new byte[myFile.Length];
				br.Read(myBuff, 0, (int)myFile.Length);
				br.Close();
				fs.Close();
				int offset = 0;
				while (offset < myBuff.Length)
				{
					string recnum = Encoding.Default.GetString(myBuff, offset, 8);
					int applicability = BitConverter.ToInt32(myBuff, offset + 8);
					string applicabilityToStr = string.Format("{0:X8}", applicability);
					//4294967296
					if (!procAPL.ContainsKey(recnum))
						procAPL.Add(recnum, applicabilityToStr);
					else
						if (procAPL[recnum] != applicabilityToStr)
							procAPL[recnum] = applicabilityToStr;
					offset += 12;
				}
				procAPLs.Add(proc, procAPL);
			}
			//end get apl dictionary
			rv = true;
			return rv;
		}

		private bool CreateScopes()
		{
			string iniFile = string.Format(@"{0}\PROC.ini", frmMain.MySettings.ProcedureSetPath);
			TextReader tr = File.OpenText(iniFile);
			string line = string.Empty;
			while (!line.StartsWith("Name="))
				line = tr.ReadLine();
			tr.Close();
			string[] parts = line.Split('=');
			string[] scopes = parts[1].Split(',');
			foreach (string scope in scopes)
				Console.WriteLine(scope);
			return true;
		}
	}
}