[+] Check family pin length

ProjectClock/AccountViewController.swift

@@ -205,13 +205,20 @@ class FamilyVC: UIViewController
     }
 }
 
-
+/**
+ Create or join a family
+ */
 class FamilyCreateJoinVC: UIViewController
 {
     let createMode: Bool
     @IBOutlet weak var lFamilyNameOrId: UILabel!
     @IBOutlet weak var bCreateJoin: UIButton!
+    @IBOutlet weak var tNameOrId: UITextField!
+    @IBOutlet weak var tPin: UITextField!
     
+    /**
+     Pass in create mode from FamilyVC
+     */
     init?(coder: NSCoder, create: Bool)
     {
         createMode = create
@@ -228,5 +235,14 @@ class FamilyCreateJoinVC: UIViewController
         lFamilyNameOrId.text = createMode ? "Family Name" : "Family ID"
         bCreateJoin.setTitle(createMode ? "Create" : "Join", for: .normal)
     }
+    
+    /**
+     Called when the user clicks create or join button
+     */
+    @IBAction func btnCreateOrJoin(_ sender: Any)
+    {
+        // Check pin
+        guard let pin = tPin.text, pin.count >= 4 else { msg("Pin Too Weak", "Your family pin must be 4 numbers or more."); return }
+    }
 }