Scoreboard implementation part 1

Get scores from server
Submit score to server
Basic scoreboard scene

Assets/Scripts/Core/GameManager.cs

@@ -34,6 +34,8 @@ public class GameManager : MonoBehaviour
     // Start is called before the first frame update
     void Start()
     {
+        //dont destroy on load
+        DontDestroyOnLoad(this.gameObject);
         player = GameObject.FindGameObjectWithTag("Player").GetComponent<Player>();
 
         StartWave();
@@ -111,4 +113,9 @@ public class GameManager : MonoBehaviour
         SceneManager.LoadScene(SceneManager.GetActiveScene().name);
         
     }
+
+    public void OpenScoreboard()
+    {
+        SceneManager.LoadScene("Scoreboard");
+    }
 }

Assets/Scripts/Core/MenuManager.cs

@@ -0,0 +1,28 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+public class MenuManager : MonoBehaviour
+{
+    // Start is called before the first frame update
+    void Start()
+    {
+        
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        
+    }
+
+    public void StartGame()
+    {
+        UnityEngine.SceneManagement.SceneManager.LoadScene("Main");
+    }
+
+    public void QuitGame()
+    {
+        Application.Quit();
+    }
+}

Assets/Scripts/Core/MenuManager.cs.meta

@@ -0,0 +1,11 @@
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Assets/Scripts/Core/ScoreboardManager.cs

@@ -0,0 +1,117 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+using UnityEngine.Networking;
+using UnityEngine.UI;
+
+public class ScoreboardManager : MonoBehaviour
+{
+    public string username;
+    public Button btnSubmit;
+    public TMPro.TextMeshProUGUI currentScore;
+
+    [Header("Global Scores")]
+    public TMPro.TextMeshProUGUI globalNames;
+    public TMPro.TextMeshProUGUI globalScores;
+
+    private int playerScore = 0;
+    private bool submitted = false;
+
+    [System.Serializable]
+    public class Score
+    {
+        public string username;
+        public int score;
+    }
+    [System.Serializable]
+    public class Scores
+    {
+        public Score[] scores;
+    }
+    
+    // Start is called before the first frame update
+    void Start()
+    {
+        StartCoroutine(GetScores());
+        //find gamemanager
+        GameManager gm = GameObject.Find("GameManager").GetComponent<GameManager>();
+        //set current score
+        currentScore.text = gm.score.ToString();
+        playerScore = gm.score;
+    }
+
+    // Update is called once per frame
+    void Update()
+    {
+        btnSubmit.interactable = username.Length > 0 && !submitted;
+    }
+
+    public void UpdateUsername(string _username)
+    {
+        username = _username;
+    }
+
+    public void SubmitScore()
+    {
+        btnSubmit.interactable = false;
+        StartCoroutine(SendScoreToServer());
+    }
+
+    IEnumerator SendScoreToServer()
+    {
+        string additional_data = "{}";
+        WWWForm form = new WWWForm();
+        form.AddField("username", username);
+        form.AddField("score", playerScore);
+        form.AddField("additional_data", additional_data);
+        using (UnityWebRequest www = UnityWebRequest.Post("http://vps5.minzkraut.com:3030/scores", form))
+        {
+            yield return www.SendWebRequest();
+
+            if (www.result != UnityWebRequest.Result.Success)
+            {
+                Debug.Log(www.error);
+            }
+            else
+            {
+                Debug.Log("Score submitted");
+                btnSubmit.GetComponentInChildren<TMPro.TextMeshProUGUI>().text = "Submitted!";
+                submitted = true;
+            }
+        }
+    }
+    
+    IEnumerator GetScores()
+    {
+        using (UnityWebRequest webRequest = UnityWebRequest.Get("http://vps5.minzkraut.com:3030/scores"))
+        {
+            // Request and wait for the desired page.
+            yield return webRequest.SendWebRequest();
+
+            
+
+            switch (webRequest.result)
+            {
+                case UnityWebRequest.Result.ConnectionError:
+                case UnityWebRequest.Result.DataProcessingError:
+                    Debug.LogError("Error: " + webRequest.error);
+                    break;
+                case UnityWebRequest.Result.ProtocolError:
+                    Debug.LogError("HTTP Error: " + webRequest.error);
+                    break;
+                case UnityWebRequest.Result.Success:
+                    Debug.Log("Received: " + webRequest.downloadHandler.text);
+                    Scores scores = JsonUtility.FromJson<Scores>("{\"scores\":" + webRequest.downloadHandler.text + "}");
+                    globalNames.text = "";
+                    globalScores.text = "";
+                    foreach (Score score in scores.scores)
+                    {
+                        globalNames.text += score.username + "\n";
+                        globalScores.text += score.score + "\n";
+                        Debug.Log(score.username + ": " + score.score);
+                    }
+                    break;
+            }
+        }
+    }
+}

Assets/Scripts/Core/ScoreboardManager.cs.meta

@@ -0,0 +1,11 @@
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Assets/Scripts/Core/UIManager.cs

@@ -12,6 +12,7 @@ public class UIManager : MonoBehaviour
     public TextMeshProUGUI waveLabel;
 
     public Button restartButton;
+    public Button scoreboardButton;
     private  GameManager gameManager;
 
     // Start is called before the first frame update
@@ -34,6 +35,7 @@ public class UIManager : MonoBehaviour
         {
             gameOverLabel.gameObject.SetActive(true);
             restartButton.gameObject.SetActive(true);
+            scoreboardButton.gameObject.SetActive(true);
         }
     }
 }