added upgrade system

Assets/Scripts/CollectorUpgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class CollectorUpgrade : Upgrade
+{
+
+    // Start is called before the first frame update
+    void Start()
+    {
+
+        UpgradeTargets target = UpgradeTargets.collector;
+        City city = gameObject.GetComponent<City>();
+        float currentLevel = city.getLevel(target);
+        city.useResources(getPrices(currentLevel));
+        city.addCollector();
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+}

Assets/Scripts/CollectorUpgrade.cs.meta

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Assets/Scripts/PopulationUpgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class PopulationUpgrade : Upgrade
+{
+    // Start is called before the first frame update
+    public void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    public void Update()
+    {
+        
+    }
+
+    public void upgrade()
+    {
+        UpgradeTargets target = UpgradeTargets.population;
+        City city = gameObject.GetComponent<City>();
+        float currentLevel = city.getLevel(target);
+        city.useResources(getPrices(currentLevel));
+        city.addPopulation(currentLevel * 10);
+        Debug.Log("population upgraded");
+    }
+}

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Assets/Scripts/ResourceCapacityUpgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class ResourceCapacityUpgrade : Upgrade
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public void upgrade()
+    {
+        UpgradeTargets target = UpgradeTargets.capacity;
+        City city = gameObject.GetComponent<City>();
+        float currentLevel = city.getLevel(target);
+        city.useResources(getPrices(currentLevel));
+        city.increaseCapacity(currentLevel * 100);
+        Debug.Log("Capacity upgraded");
+    }
+
+}

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Assets/Scripts/ResourceEfficiencyUpgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class ResourceEfficiencyUpgrade : Upgrade
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public void upgrade()
+    {
+        City city = gameObject.GetComponent<City>();
+        increaseEfficiencyLevel();
+        city.useResources(getPrices(getEfficiencyLevel() * getEfficiencyLevel()));
+        Debug.Log("Efficienfy upgraded to: " + getEfficiencyLevel());
+    }
+}

Assets/Scripts/ResourceEfficiencyUpgrade.cs.meta

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Assets/Scripts/RoadUpgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class RoadUpgrade : Upgrade
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public void upgrade()
+    {
+        UpgradeTargets target = UpgradeTargets.speed;
+        Road road = gameObject.GetComponent<Road>();
+        City city = gameObject.GetComponent<City>();
+        float currentLevel = road.getLevel(target);
+        city.useResources(getPrices(currentLevel));
+        road.increaseSpeed(1 / currentLevel);
+        Debug.Log("Road upgraded");
+    }
+
+}

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Assets/Scripts/Upgrade.cs

+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public abstract class Upgrade : MonoBehaviour
+{
+    /*
+    private float baseWoodCost = 10;
+    private float baseStoneCost = 10;
+    private float baseFoodCost = 10;
+    */
+    private float efficiencyLevel = 1;
+
+    private Dictionary<Resources, int> resources = new Dictionary<Resources, int>();
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public float getEfficiencyLevel()
+    {
+        return efficiencyLevel;
+    }
+
+    public void increaseEfficiencyLevel()
+    {
+        efficiencyLevel++;
+    }
+
+    public float getEfficiency()
+    {
+        switch (efficiencyLevel)
+        {
+            case 1:
+                Debug.Log("effLevel 1");
+                return 1;
+            case 2:
+                Debug.Log("effLevel 2");
+                return 0.9f;
+            case 3:
+                return 0.8f;
+            case 4:
+                return 0.7f;
+            case 5:
+                return 0.6f;
+            default:
+                Debug.Log("Default");
+                return 1;
+        }
+
+    }
+
+    public List<float> getPrices(float modifier)
+    {
+        List<float> prices = new List<float>();
+        foreach(KeyValuePair<Resources, int> key in resources)
+        {
+            prices.Add(key.Value * modifier * 50 * getEfficiency());
+        }
+
+        return prices;
+    }
+
+}

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