SamsonGame/Assets/Sources/Feel/MMTools/Tools/MMRadio/MMProperty/MMPropertyLink/MMPropertyLink.cs

using System;
using UnityEngine;

namespace MoreMountains.Tools
{
    /// <summary>
    /// A class, meant to be extended, used to control a MMProperty and get/set its value
    /// </summary>
    public abstract class MMPropertyLink
    {
        protected bool _getterSetterInitialized = false;
        
        /// <summary>
        /// Initialization method
        /// </summary>
        /// <param name="property"></param>
        public virtual void Initialization(MMProperty property) 
        {
            CreateGettersAndSetters(property);
        }

        /// <summary>
        /// A method used to cache getter and setter for properties, not fields (sadly)
        /// </summary>
        /// <param name="property"></param>
        public virtual void CreateGettersAndSetters(MMProperty property)
        {

        }

        /// <summary>
        /// Gets the "level" of the property, a normalized float value, caching the operation if possible
        /// </summary>
        /// <param name="emitter"></param>
        /// <param name="property"></param>
        /// <returns></returns>
        public virtual float GetLevel(MMPropertyEmitter emitter, MMProperty property)
        {
            return 0f;
        }

        /// <summary>
        /// Sets the property's level, float normalized, caching the operation if possible
        /// </summary>
        /// <param name="receiver"></param>
        /// <param name="property"></param>
        /// <param name="level"></param>
        public virtual void SetLevel(MMPropertyReceiver receiver, MMProperty property, float level)
        {
            receiver.Level = level;
        }

        /// <summary>
        /// Gets the raw value of the property, a normalized float value, caching the operation if possible
        /// </summary>
        /// <param name="emitter"></param>
        /// <param name="property"></param>
        /// <returns></returns>
        public virtual object GetValue(MMPropertyEmitter emitter, MMProperty property)
        {
            return 0f;
        }

        /// <summary>
        /// Sets the raw property value, float normalized, caching the operation if possible
        /// </summary>
        /// <param name="receiver"></param>
        /// <param name="property"></param>
        /// <param name="level"></param>
        public virtual void SetValue(MMPropertyReceiver receiver, MMProperty property, object newValue)
        {

        }

        /// <summary>
        /// Returns the value of the selected property
        /// </summary>
        /// <returns></returns>
        protected virtual object GetPropertyValue(MMProperty property)
        {
            object target = (property.TargetScriptableObject == null) ? (object)property.TargetComponent : (object)property.TargetScriptableObject;

            if (property.MemberType == MMProperty.MemberTypes.Property)
            {
                return property.MemberPropertyInfo.GetValue(target);
            }
            else if (property.MemberType == MMProperty.MemberTypes.Field)
            {
                return property.MemberFieldInfo.GetValue(target);
            }
            return 0f;
        }

        /// <summary>
        /// Sets the value of the selected property
        /// </summary>
        /// <param name="newValue"></param>
        protected virtual void SetPropertyValue(MMProperty property, object newValue)
        {
            object target = (property.TargetScriptableObject == null) ? (object)property.TargetComponent : (object)property.TargetScriptableObject;

            if (property.MemberType == MMProperty.MemberTypes.Property)
            {
                property.MemberPropertyInfo.SetValue(target, newValue);
            }
            else if (property.MemberType == MMProperty.MemberTypes.Field)
            {
                property.MemberFieldInfo.SetValue(target, newValue);
            }
        }
    }
}