Loot.cs

using UnityEngine;
using System.Collections;
using System.Collections.Generic;
using Janus;

[System.Serializable]
public class LootPack
{
    public string ID;
    public List<LootPackEntry> Entries = new List<LootPackEntry>();
}

[System.Serializable]
public class LootPackEntry
{
    public string ItemID;
    public int MinQuantity;
    public int MaxQuantity;
}

public class Loot : MonoBehaviour
{
    static Loot _instance;

    public List<LootPack> Packs;
    float ScatterSourceRadius = 0;
    float MinScatterSpeed = 5f;
    float MaxScatterSpeed = 10f;

    Timeline<GameMessage> _scatterMsgs;

    void Awake()
    {
        _instance = this;
        _scatterMsgs = Sync.CreateEvent<GameMessage>();
    }

    void OnSpawn()
    {
        Game.PullWorldData("loot_table", OnLootTableRecieved);
        _scatterMsgs.EntryPassed += OnScatterMessage;
    }

    void OnLootTableRecieved(UJeli worldDataPage)
    {
        foreach (var packJeli in worldDataPage.GetChildren("Pack"))
        {
            var pack = new LootPack() { ID = packJeli.Value };

            pack.Entries.Clear();

            foreach (var entryJeli in packJeli.GetChildren("Entry"))
            {
                string[] entryTokens = entryJeli.Value.Split(':');

                pack.Entries.Add(new LootPackEntry()
                                 {
                                     ItemID = entryTokens[0],
                                     MinQuantity = int.Parse(entryTokens[1]),
                                     MaxQuantity = int.Parse(entryTokens[2]),
                                 });
            }

            Packs.Add(pack);
        }
    }

    public static void Scatter(Vector3 position, GameObject target, string packId)
    {
        var msg = new GameMessage();
        msg.Write(position);
        msg.WriteGameObject(target);
        msg.Write(packId);

        _instance._scatterMsgs[0] = msg;
    }

    void OnScatterMessage(Timeline<GameMessage> timeline, TimelineEntry<GameMessage> entry)
    {
        var scatterMsg = entry.Value;
        Vector3 position = scatterMsg.ReadVector3();
        GameObject target = scatterMsg.ReadGameObject();
        string packId = scatterMsg.ReadString();
        scatterMsg.FinishReading();

        if (target == null)
            return;

        Random.seed = (int)(entry.Time * 1000);

        LootPack pack = null;

        foreach (var p in Packs)
        {
            if (p.ID == packId)
            {
                pack = p;
                break;
            }
        }

        if (pack == null)
            return;

        foreach (var e in pack.Entries)
        {
            int quantity = Random.Range(e.MinQuantity, e.MaxQuantity + 1);

            if (quantity <= 0)
                continue;

            for (int i = 0; i < quantity; i++)
            {
                Vector2 scatterOffset = Random.insideUnitCircle;
                Vector3 scatterPos = position +
                    new Vector3(scatterOffset.x, scatterOffset.y, 0f) * ScatterSourceRadius;
                float scatterAngle = Random.Range(0f, 360f);
                Vector3 scatterDir = Quaternion.Euler(0f, 0f, scatterAngle) * Vector3.up;
                Vector3 scatterVel = scatterDir * Random.Range(MinScatterSpeed, MaxScatterSpeed);

                var details = new UJeli();
                details.AddChild("Target", target);
                details.AddChild("ItemID", e.ItemID);
                details.AddChild("Velocity", scatterVel);

                Sync.SpawnLocal("item_pickup", scatterPos, details);
            }
        }
    }
}