gistfile1.txt

using UnityEngine;
using System.Collections.Generic;

public class FishStatsTemplate : MonoBehaviour
{
    public GameObject Parent; // Set this to the fish's parent prefab. EG, fast dolphin has a reference to dolphin.
    public GameObject Zone; // Set by the spawner script to the zone that spawned it.

    // Feel free to add new stats or change them or whatever.
    public float Speed = 1.0f;
    public float Attack = 1.0f;

    public float GetModifiedSpeed() { return GetStat("Speed"); }
    public float GetModifiedAttack() { return GetStat("Attack"); }

    private float GetStat(string BackingFieldName)
    {
        // Can cache this statically if it's a problem.
        var backingField = GetType().GetField(BackingFieldName);
        return CalcStat(backingField);
    }

    private float CalcStat(System.Reflection.FieldInfo Field)
    {
        // Since this is never called except through an accessor method, no reason to check if the field
        // actually exists. We know it must.

        var value = 0.0f;

        if (Parent != null)
        {
            var parentStats = Parent.GetComponent<FishStatsTemplate>();
            if (parentStats != null)
                value = parentStats.CalcStat(Field);
        }

        value *= (Field.GetValue(this) as float?).Value;

        if (Zone != null)
        {
            var zoneStats = Zone.GetComponent<FishStatsTemplate>();
            if (zoneStats != null)
                value *= zoneStats.CalcStat(Field);
        }

        return value;
    }       
}