[+] Implement family checking after login

ProjectClock/AccountViewController.swift

@@ -48,7 +48,7 @@ class AccountViewController: UIViewController
     func logout()
     {
         // Remove login info
-        ["id", "user", "pass"].forEach { localStorage.removeObject(forKey: $0) }
+        ["id", "user", "pass", "family"].forEach { localStorage.removeObject(forKey: $0) }
         
         // Switch UI
         vLogin.isHidden = false
@@ -100,6 +100,19 @@ class LoginVC: UIViewController
             localStorage["pass"] = pass.sha256
             localStorage["id"] = $0
             
+            send(APIs.familyGet)
+            {
+                localStorage["family"] = $0
+                self.loginSuccess(login)
+            }
+            err: { it in self.loginSuccess(login) }
+        }
+    }
+    
+    private func loginSuccess(_ login: Bool)
+    {
+        ui
+        {
             // Send feedback
             if login { self.msg("Login success!", "Now you can use account features, yay!") }
             else { self.msg("Registration success!", "Now you have an account, yay!") }

ProjectClock/Utils.swift

@@ -148,13 +148,16 @@ extension UIViewController
     /**
      Send a http request even more conveniently
      */
-    func sendReq<T: Decodable>(_ api: API<T>, title: String, errors: [String: String] = [:], params: [String: String]? = [:], _ success: @escaping (T) -> Void, err: @escaping (String) -> Void = {it in})
+    func sendReq<T: Decodable>(_ api: API<T>, title: String, errors: [String: String] = [:], params: [String: String]? = [:], _ success: @escaping (T) -> Void, err: ((String) -> Void)? = nil)
     {
         // Send request
         let a = alert(title, "Please Wait")
         send(api, params) { it in a.dismiss { success(it) } }
         err:
         {
+            // Call callback error function
+            if let err = err { err($0); return }
+            
             // Display error message
             print("===== Error: \($0) =====")
             let message = errors[$0.trimmingCharacters(in: .whitespaces)]