did a minor tweak

Assets/Scripts/WorldScreenController.cs

@@ -0,0 +1,184 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.SceneManagement;
+
+public class WorldScreenController : MonoBehaviour
+{
+    public int currentLevel;
+    public GameObject openingDialogue, tutorialDialogue, speedDialogue, darkDialogue, waterDialogue, birdDialogue, crowdDialogue, epilogueDialogue;
+    public GameObject page1;
+    public GameObject page2;
+    public GameObject trophy1, trophy2, trophy3, trophy4, trophy5, trophy6;
+    public GameObject picture1, picture2, picture3, picture4, picture5, picture6;
+    public GameObject fpicture1, fpicture2, fpicture3, fpicture4, fpicture5, fpicture6;
+
+
+    // Start is called before the first frame update
+    void Start()
+    {
+        currentLevel = PlayerPrefs.GetInt("CurrentLevel");
+        if (currentLevel == 1)
+        {
+            openingDialogue.SetActive(true);
+        }
+        if (currentLevel >= 2)
+        {
+            trophy1.SetActive(true);
+        }
+        if (currentLevel >= 3)
+        {
+            trophy2.SetActive(true);
+        }
+        if (currentLevel >= 4)
+        {
+            trophy3.SetActive(true);
+        }
+        if (currentLevel >= 5)
+        {
+            trophy4.SetActive(true);
+        }
+        if (currentLevel >= 6)
+        {
+            trophy5.SetActive(true);
+        }
+        if (currentLevel >= 7)
+        {
+            trophy6.SetActive(true);
+        }
+
+
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+
+    }
+
+    public void Level1()
+    {
+        if (currentLevel >= 1)
+        {
+            SceneManager.LoadScene("Heights Level");
+        }
+    }
+
+    public void Level2()
+    {
+        if (currentLevel >= 2)
+        {
+            SceneManager.LoadScene("Speed Level");
+        }
+    }
+
+    public void Level3()
+    {
+        if (currentLevel >= 3)
+        {
+            SceneManager.LoadScene("Dark Level");
+        }
+    }
+
+    public void Level4()
+    {
+        if (currentLevel >= 4)
+        {
+            SceneManager.LoadScene("Water Level");
+        }
+    }
+
+    public void Level5()
+    {
+        if (currentLevel >= 5)
+        {
+            SceneManager.LoadScene("Bird Level");
+        }
+    }
+
+    public void Level6()
+    {
+        if (currentLevel >= 6)
+        {
+            SceneManager.LoadScene("Heights Level");
+        }
+    }
+
+    public void NextPage()
+    {
+        page2.SetActive(true);
+        page1.SetActive(false);
+    }
+
+    public void PreviousPage()
+    {
+        page1.SetActive(true);
+        page2.SetActive(false);
+    }
+    
+    public void ClosePage()
+    {
+        page2.SetActive(false);
+        page1.SetActive(false);
+    }
+
+    public void OpenBook()
+    {
+        if (currentLevel == 1)
+        {
+            picture1.SetActive(true);
+            tutorialDialogue.SetActive(true);
+        }
+        if (currentLevel == 2)
+        {
+            fpicture1.SetActive(true);
+            picture2.SetActive(true);
+            speedDialogue.SetActive(true);
+        }
+        if (currentLevel == 3)
+        {
+            fpicture1.SetActive(true);
+            fpicture2.SetActive(true);
+            picture3.SetActive(true);
+            darkDialogue.SetActive(true);
+        }
+        if (currentLevel == 4)
+        {
+            fpicture1.SetActive(true);
+            fpicture2.SetActive(true);
+            fpicture3.SetActive(true);
+            picture4.SetActive(true);
+            waterDialogue.SetActive(true);
+        }
+        if (currentLevel == 5)
+        {
+            fpicture1.SetActive(true);
+            fpicture2.SetActive(true);
+            fpicture3.SetActive(true);
+            fpicture4.SetActive(true);
+            picture5.SetActive(true);
+            birdDialogue.SetActive(true);
+        }
+        if (currentLevel == 6)
+        {
+            fpicture1.SetActive(true);
+            fpicture2.SetActive(true);
+            fpicture3.SetActive(true);
+            fpicture4.SetActive(true);
+            fpicture5.SetActive(true);
+            picture6.SetActive(true);
+            crowdDialogue.SetActive(true);
+        }
+        if (currentLevel == 7)
+        {
+            fpicture1.SetActive(true);
+            fpicture2.SetActive(true);
+            fpicture3.SetActive(true);
+            fpicture4.SetActive(true);
+            fpicture5.SetActive(true);
+            fpicture6.SetActive(true);
+            epilogueDialogue.SetActive(true);
+        }
+        page1.SetActive(true);       
+    }
+}