players login now

Assets/LoginInfo.asset

@@ -12,6 +12,9 @@ MonoBehaviour:
   m_Script: {fileID: 11500000, guid: fb331b678c613734fa2ba6013e9cd499, type: 3}
   m_Name: LoginInfo
   m_EditorClassIdentifier: 
-  playerName: DefaultPlayerName
+  playerName: jordan
-  password: defaultPassword
+  password: fartsock
   startPosition: {x: 0, y: 10, z: 0}
+  sentLogin: 0
+  isLoggedIn: 1
+  loginFailed: 0

Assets/Prefabs/Welcome Hud.prefab

@@ -1,5 +1,82 @@
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@@ -697,6 +775,7 @@ MonoBehaviour:
   networking: {fileID: 11400000, guid: bb2274d4e981ac14fb9a2e043d04e95f, type: 2}
   usernameField: {fileID: 1069633144627678397}
   passwordField: {fileID: 1069633145445280619}
+  errorText: {fileID: 551004619}
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Assets/Scripts/LoginInfo.cs

@@ -7,4 +7,14 @@ public class LoginInfo : ScriptableObject {
     public string playerName;
     public string password;
     public Vector3 startPosition;
+
+    // sentLogin is set true when we send the login, and set back to false when
+    // we receive the result
+    public bool sentLogin;
+
+    // isLoggedIn is set to true when we receive a successful login attempt
+    public bool isLoggedIn;
+
+    // loginFailed is set to true when we fail a login
+    public string loginError;
 }

Assets/Scripts/MainMenu.cs

@@ -10,15 +10,29 @@ public class MainMenu : MonoBehaviour
     public Networking networking;
     public InputField usernameField;
     public InputField passwordField;
+    public Text errorText;
 
     // Start is called before the first frame update
     void Start() {
+        loginInfo.isLoggedIn = false;
+        loginInfo.sentLogin = false;
         networking.Connect();
     }
 
     // Update is called once per frame
     void Update() {
-        
+        networking.CheckForMessages();
+        usernameField.interactable = !loginInfo.sentLogin;
+        passwordField.interactable = !loginInfo.sentLogin;
+        if (loginInfo.loginError == "") {
+            errorText.gameObject.SetActive(false);
+        } else {
+            errorText.text = loginInfo.loginError;
+            errorText.gameObject.SetActive(true);
+        }
+        if (loginInfo.isLoggedIn) {
+            SceneManager.LoadScene("MainLevel");
+        }
     }
 
     public void Login() {
@@ -32,6 +46,5 @@ public class MainMenu : MonoBehaviour
         loginInfo.playerName = username;
         loginInfo.password = password;
         networking.SendLogin();
-        SceneManager.LoadScene("MainLevel");
     }
 }

Assets/Scripts/Networking.cs

@@ -78,6 +78,8 @@ public class Networking : ScriptableObject {
         login.cmd = "login";
         login.username = loginInfo.playerName;
         login.password = loginInfo.password;
+        loginInfo.sentLogin = true;
+        loginInfo.loginError = "";
         string msg = JsonUtility.ToJson(login);
         ArraySegment<byte> buf = new ArraySegment<byte>(Encoding.UTF8.GetBytes(msg));
         sock.SendAsync(buf, WebSocketMessageType.Text, true, CancellationToken.None);
@@ -133,6 +135,18 @@ public class Networking : ScriptableObject {
             }
             break;
 
+        case "login-result":
+            Debug.LogFormat("received login result: {0}", parts[1]);
+            loginInfo.sentLogin = false;
+            LoginResult login = JsonUtility.FromJson<LoginResult>(parts[1]);
+            if (login.passed) {
+                loginInfo.isLoggedIn = true;
+            } else {
+                loginInfo.loginError = login.error;
+                Debug.LogErrorFormat("failed login: {0}", login.error);
+            }
+            break;
+
         case "tick":
             break;
 
@@ -178,4 +192,9 @@ public class Networking : ScriptableObject {
         public string username;
         public string password;
     }
+
+    private struct LoginResult {
+        public bool passed;
+        public string error;
+    }
 }