using LibXom.Data;
using LibXom.Streams;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;

namespace LibW4M.Data.Stats
{
    public class StatsContainerData : SaveDataEntry
    {
        public int[] Values;
        internal XomString? teamName;
        public StatsContainerData(W4SaveFile fileBelongs, XomContainer mainContainer, bool load=true) : base(fileBelongs, mainContainer, load)
        {
        }

        public bool IsRenamable
        {
            get
            {
                return (teamName is not null);
            }
        }

        public void ChangeName(string newName)
        {
            if (!IsRenamable) return;
            if (teamName.Value.Equals(newName)) return;

            for(int i = 0; i < this.fileBelongs.TeamStatsCollective.Length; i++)
            {
                StatsContainerData? stat = this.fileBelongs.TeamStatsCollective[i] as StatsContainerData;
                if (stat is null) continue;

                if (stat.Uuid.Equals(this.Uuid))
                {
                    if (i > this.fileBelongs.TeamStatsCollective.TeamNames.Count) break;
                    XomString xStr = this.fileBelongs.LookupString(newName);
                    
                    // update in both places
                    this.fileBelongs.TeamStatsCollective.TeamNames[i] = xStr;
                    this.teamName = xStr;
                }
            }
        }

        public override string FriendlyName
        {
            get
            {
                if (IsRenamable) return teamName.Value;
                return String.Join(" - ", Values);
            }
        }

        public override void Load()
        {
            using (XomStreamReader reader = new XomStreamReader(new MemoryStream(this.mainContainer.GetData())))
            {
                reader.Skip(3);

                Values = reader.ReadInt32Array();
            }
        }
        internal override void loadDefaults()
        {
            this.Values = new int[24];
        }

        public override void Save()
        {
            using (MemoryStream ms = new MemoryStream())
            {
                using (XomStreamWriter writer = new XomStreamWriter(ms))
                {
                    writer.Skip(3);

                    writer.WriteInt32Array(Values);

                    ms.Seek(0x00, SeekOrigin.Begin);
                    mainContainer.SetData(ms.ToArray());
                }
            }

                       
        }
    }
}