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

public class TechEvents : MonoBehaviour
{
    public static Action<Technology> OnTechResearchStarted;
    public static Action<Technology> OnTechResearchCompleted;
    public static Action<Technology> OnTechUnlocked;
    public static Action OnTurnPassed;  // takes no parameter passed in
    public static void TechResearchStarted(Technology tech)
    {
        // note the use of the null check operator (?) below
        // this translates into: "if this object is not null, call this method on it"
        OnTechResearchStarted?.Invoke(tech);
    }
    public static void TechResearchCompleted(Technology tech)
    {
        // note the use of the null check operator (?) below
        // this translates into: "if this object is not null, call this method on it"
        OnTechResearchCompleted?.Invoke(tech);
    }
    public static void TechUnlocked(Technology tech)
    {
        // note the use of the null check operator (?) below
        // this translates into: "if this object is not null, call this method on it"
        OnTechUnlocked?.Invoke(tech);
    }
    public static void TurnPassed(Technology tech)
    {
        // note the use of the null check operator (?) below
        // this translates into: "if this object is not null, call this method on it"
        OnTurnPassed?.Invoke();
    }
}