using System;
using System.Collections.Generic;
using System.Threading;

namespace MrAG
{
    public class Achievements
    {
        public class GamerServicesAchievementsException : Exception{
            public GamerServicesAchievementsException(string msg): base(msg){
            }
        }

        public class Achievement{
            public short ID;
            public string Name;
            public string Desc;
            public string Hash;
            public int CurrentValue;
            public int TargetValue;
            public bool Completed;
            public byte Points;
        }

        
        public static Dictionary<string, Achievement> AchievementList = new Dictionary<string,Achievement>();

        public static void Load(){
            AchievementList = new Dictionary<string,Achievement>();

            Gamerservices.GetAPIConnection().Send(2, 0, (byte)0);

            /*
            string[] lines = Networking.PostData("achievement", "sub=list");
            for (short  i = 0; i < lines.Length; i++){
                AchievementList[lines[i]] = new Achievement();
                AchievementList[lines[i]].Name = lines[i];
                AchievementList[lines[i]].Desc = lines[i + 1];
                AchievementList[lines[i]].CurrentValue = int.Parse(lines[i + 2]);
                AchievementList[lines[i]].TargetValue = int.Parse(lines[i + 3]);
                AchievementList[lines[i]].Completed = AchievementList[lines[i]].CurrentValue >= AchievementList[lines[i]].TargetValue;
                AchievementList[lines[i]].ID = i;

                i += 3;
            }*/
        }

        public static Achievement Get(string ach){
            if (!Gamerservices.IsLoggedIn()) return null;

            if (!AchievementList.ContainsKey(ach)){
                throw new GamerServicesAchievementsException("No such achievement!");
            }

            return AchievementList[ach];
        }

        public static Dictionary<string, Achievement> GetAll(){
            return AchievementList;
        }

        public static void Add(string ach, int value){
            if (!Gamerservices.IsLoggedIn()) return;

            if (!AchievementList.ContainsKey(ach)){
                throw new GamerServicesAchievementsException("No such achievement!");
            }

            if (AchievementList[ach].Completed){
                return;
            }else{
                if (AchievementList[ach].CurrentValue + value > AchievementList[ach].TargetValue) {
                    value = AchievementList[ach].TargetValue - AchievementList[ach].CurrentValue;
                }


                AchievementList[ach].CurrentValue += value;
                AchievementList[ach].Completed = AchievementList[ach].CurrentValue >= AchievementList[ach].TargetValue;
            
                if (AchievementList[ach].Completed){
                    Overlay.AddNotice(0, "Achievement update", "Unlocked " + ach);
                }

            }
            
            Gamerservices.GetAPIConnection().Send(2, 9 + AchievementList[ach].Hash.Length, (byte)1, AchievementList[ach].Hash, value);
            /*
            new Thread(new ThreadStart(delegate{
                string[] res = Networking.PostData("achievement", "sub=add&achievement[0]=" + ach + "&val[0]=" + value);

                if (res.Length == 1){
                    Overlay.AddNotice(0, "Achievement update", "Unlocked " + ach);
                }
            })).Start();
             * */
        }

        public static void Set(string ach, int value){
            if (!Gamerservices.IsLoggedIn()) return;

            if (!AchievementList.ContainsKey(ach)){
                throw new GamerServicesAchievementsException("No such achievement!");
            }

            if (AchievementList[ach].Completed){
                return;
            }else{
                AchievementList[ach].CurrentValue = value;
                AchievementList[ach].Completed = AchievementList[ach].CurrentValue >= AchievementList[ach].TargetValue;

                if (AchievementList[ach].Completed){
                    Overlay.AddNotice(0, "Achievement update", "Unlocked " + ach);
                }
            }

            Gamerservices.GetAPIConnection().Send(2, 9 + AchievementList[ach].Hash.Length, (byte)2, AchievementList[ach].Hash, value);

            /*
            string[] res = Networking.PostData("achievement", "sub=set&achievement[0]=" + ach + "&val[0]=" + value);
            
            if (res.Length == 1){
                Overlay.AddNotice(0, res[0]);
            }
             * */
        }
    }
}