VillageBuilder/Assets/Scripts/GameManager.cs

using UnityEngine;
using System.Collections.Generic;


public class GameManager : MonoBehaviour
{
    public Dictionary<Resource.ResourceType, int> statistics = new Dictionary<Resource.ResourceType, int>();
    public static GameManager Instance;
    [SerializeField]private float money, population, wood, stone, metal;
    // Start is called once before the first execution of Update after the MonoBehaviour is created
    void Awake()
    {
        Instance = this;
        CalculatePopulation();
    }
    void Start()
    {

    }
    // Update is called once per frame
    void Update()
    {
        
    }
    public void AddResource(Resource.ResourceType resourceToAdd, int amountToAdd)
    {
        switch (resourceToAdd)
        {
            case Resource.ResourceType.Wood:
                wood += amountToAdd;
                break;
            case Resource.ResourceType.Stone:
                stone += amountToAdd;
                break;
                case Resource.ResourceType.Metal:
                metal += amountToAdd;
                break;
            case Resource.ResourceType.Money:
                money += amountToAdd;
                break;
                case Resource.ResourceType.Population:
                population += amountToAdd;
                break;
        }
        statistics[resourceToAdd] += amountToAdd;
        UIController.Instance.UpdateStats();
    }

    public float GetResource(Resource.ResourceType resourceToGet)
    {
        switch (resourceToGet)
        {
            case Resource.ResourceType.Wood:
                return wood;
            case Resource.ResourceType.Stone:
                return stone;
                case Resource.ResourceType.Metal:
                return metal;
            case Resource.ResourceType.Money:
                return money;
            case Resource.ResourceType.Population:
                return population;
        }
        return 0;
    }
    public void CalculatePopulation()
    {
        NPC[] npcs = FindObjectsByType<NPC>(FindObjectsSortMode.None);
        AddResource(Resource.ResourceType.Population, npcs.Length);
    }
    public Building[] CountBuildings()
    {
        Building[] buildings = FindObjectsByType<Building>(FindObjectsSortMode.None);
        return buildings;
    }
}