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

namespace PSLauncher
{
    class ClientINI
    {
        string inipath;

        public ClientINI(String inipath)
        {
            this.inipath = inipath;
        }

        public void writeEntries(List<ServerEntry> entries, int primaryIndex=0)
        {
            FileStream writer = File.Open(this.inipath, FileMode.Create);

            // reorder based on primary index
            if(primaryIndex != 0)
            {
                entries.Insert(0, entries[primaryIndex]);
                entries.RemoveAt(primaryIndex + 1);
            }

            System.Reflection.Assembly assembly = System.Reflection.Assembly.GetExecutingAssembly();
            FileVersionInfo fvi = FileVersionInfo.GetVersionInfo(assembly.Location);
            string version = fvi.FileVersion;

            string contents = "# FILE AUTOGENERATED BY PSForever Launcher " + version + Environment.NewLine;
            contents += "[network]" + Environment.NewLine;

            for(int i = 0; i < entries.Count; i++)
            {
                ServerEntry entry = entries[i];

                contents += "# Name: " + entry.name + Environment.NewLine;
                // we only want login0 to be used, but have the rest written there for manual editing as well
                contents += String.Format("{3}login{0}={1}:{2}" + Environment.NewLine, i, entry.hostname, entry.port,
                    i == 0 ? "" : "#");
            }

            byte[] outBytes = Encoding.ASCII.GetBytes(contents);

            writer.Write(outBytes, 0, outBytes.Length);
            writer.Close();
        }
    }
}