/home/travis/build/Jofairden/EvenMoreModifiers/LootModWorld.cs

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using System;
using System.Collections.Generic;
using Terraria.ModLoader;
using Terraria.ModLoader.IO;
using Terraria.World.Generation;

namespace Loot
{
    public class LootModWorld : ModWorld
    {
        // The world has not initialized yet, when it is first updated
        public static bool Initialized { get; internal set; }

        public override void Initialize()
        {
            Initialized = false;
        }

        public override TagCompound Save()
        {
            return new TagCompound
            {
                {"initialized", Initialized}
            };
        }

        public override void Load(TagCompound tag)
        {
            try
            {
                Initialized = tag.GetBool("initialized");
            }
            catch (Exception e)
            {
                Loot.Logger.Error("Error on EMMWorld.Load", e);
            }
        }

        public override void PostUpdate()
        {
            if (Initialized)
            {
                return;
            }

            Initialized = true;
            //foreach (var chest in Main.chest.Where(chest => chest != null && chest.x > 0 && chest.y > 0))
            //{
            //  WorldGenModifiersPass.GenerateModifiers(null, ModifierContextMethod.FirstLoad, chest.item.Where(x => !x.IsAir), chest);
            //}
        }

        // TODO hardmode task, generate better modifiers in new biomes etc.

        public override void ModifyWorldGenTasks(List<GenPass> tasks, ref float totalWeight)
        {
            //tasks.Add(new WorldGenModifiersPass("EvenMoreModifiers:WorldGenModifiersPass", 1));
        }

        //internal sealed class WorldGenModifiersPass : GenPass
        //{
        //  public WorldGenModifiersPass(string name, float loadWeight) : base(name, loadWeight)
        //  {
        //  }

        //  // Attempt rolling modifiers on items
        //  internal static void GenerateModifiers(GenerationProgress progress, ModifierContextMethod method, IEnumerable<Item> items, object obj = null)
        //  {
        //      if (progress != null)
        //      {
        //          progress.Message = "Generating modifiers on generated items...";
        //      }

        //      foreach (var item in items)
        //      {
        //          LootModItem itemInfo = LootModItem.GetInfo(item);
        //          ModifierPool pool = itemInfo.ModifierPool;
        //          UnifiedRandom rand = (Main.rand ?? WorldGen.genRand) ?? new UnifiedRandom();

        //          if (itemInfo.HasRolled || pool != null)
        //              continue;

        //          itemInfo.HasRolled = true;

        //          if (rand != null && rand.NextBool())
        //              continue;
                    
        //          ModifierContext ctx = new ModifierContext
        //          {
        //              Method = method,
        //              Item = item,
        //              Strategy = RollingUtils.Strategies.Normal
        //          };

        //          switch (obj)
        //          {
        //              case Chest chest:
        //                  ctx.CustomData = new Dictionary<string, object>
        //                  {
        //                      {"chestData", new Tuple<int, int>(chest.x, chest.y)}
        //                  };
        //                  break;
        //              case Player player:
        //                  ctx.Player = player;
        //                  break;
        //          }

        //          pool = itemInfo.RollNewPool(ctx, RollingUtils.Properties.WorldGen);
        //          pool?.ApplyModifiers(item);
        //      }
        //  }

        //  public override void Apply(GenerationProgress progress)
        //  {
        //      Initialized = true;
        //      foreach (var chest in Main.chest.Where(chest => chest != null && chest.x > 0 && chest.y > 0))
        //      {
        //          GenerateModifiers(progress,
        //              ModifierContextMethod.WorldGeneration,
        //              chest.item.Where(x => x != null && !x.IsAir && x.IsModifierRollableItem()),
        //              chest);
        //      }
        //  }
        //}
    }
}