VillageBuilder/Assets/Scripts/JobManager.cs

using UnityEngine;

public class JobManager : MonoBehaviour
{
    public static JobManager Instance;

    private Building targetBuilding;
    private Resource targetResource;
    private NPC targetNPC;
    void Awake()
    {
        Instance = this;
    }
    public Building RequestJob(NPC.Job jobType)
    {
        switch (jobType)
        {
            case NPC.Job.Builder:
                targetBuilding = GetUnfinishedBuildings();
                if(targetBuilding != null)
                {
                    return targetBuilding;
                }
                break;
        }  
        return null; 
    }
    private Building GetUnfinishedBuildings()
    {
        Building[] buildings = GameManager.Instance.CountBuildings();
        foreach (Building building in buildings)
        {
            if(building.GetBuildingState() == Building.BuildingState.Unbuilt)
            {
                return building;
            }
        }
        return null;
    }
}