quick fix seminar

appbuilder-ios/NexilisLite/NexilisLite/Source/View/Streaming/SeminarViewController.swift

@@ -195,7 +195,7 @@ class SeminarViewController: UIViewController {
         keyboardTopAnchorConstraint.isActive = true
         keyboardLayoutGuide.bottomAnchor.constraint(equalTo: view.layoutMarginsGuide.bottomAnchor).isActive = true
         
-        imageView.anchor(top: view.topAnchor, left: view.leftAnchor, bottom: view.bottomAnchor, right: view.rightAnchor)
+        tvCameraPreviewB.anchor(top: view.topAnchor, left: view.leftAnchor, bottom: view.bottomAnchor, right: view.rightAnchor)
         statusView.backgroundColor = .white.withAlphaComponent(0.2)
         statusView.layer.cornerRadius = 8.0
         statusView.layer.masksToBounds = true
@@ -402,14 +402,14 @@ class SeminarViewController: UIViewController {
         guard let me = User.getDataCanNil(pin: UserDefaults.standard.string(forKey: "me")) else {
             return
         }
-        _ = Nexilis.write(message: CoreMessage_TMessageBank.getSeminarRaiseHand(p_pin: me, l_pin: data, status: "1"))
+        _ = Nexilis.write(message: CoreMessage_TMessageBank.getSeminarRaiseHand(p_pin: me.pin, l_pin: data, status: "1"))
     }
     
     private func cancelRaiseHand() {
         guard let me = User.getDataCanNil(pin: UserDefaults.standard.string(forKey: "me")) else {
             return
         }
-        _ = Nexilis.write(message: CoreMessage_TMessageBank.getSeminarRaiseHand(p_pin: me, l_pin: data, status: "0"))
+        _ = Nexilis.write(message: CoreMessage_TMessageBank.getSeminarRaiseHand(p_pin: me.pin, l_pin: data, status: "0"))
     }
     
 }
@@ -517,7 +517,7 @@ extension SeminarViewController: SeminarDelegate {
     func onStartSeminar(state: Int, message: String) {
         if state == 0, message.contains("Initiating") {
             DispatchQueue.main.async {
-                self.imageView.transform = CGAffineTransform.init(scaleX: 1.6, y: 1.6)
+                self.tvCameraPreviewB.transform = CGAffineTransform.init(scaleX: 1.6, y: 1.6)
             }
         } else if state == 12 {
             sendLive()
@@ -533,11 +533,11 @@ extension SeminarViewController: SeminarDelegate {
             let platform = Int(m[3])
             if platform == 1 { // Android
                 DispatchQueue.main.async {
-                    self.imageView.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 3)/2 : (CGFloat.pi)/2)
+                    self.tvCameraPreviewB.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 3)/2 : (CGFloat.pi)/2)
                 }
             } else {
                 DispatchQueue.main.async {
-                    self.imageView.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 5)/2 : (CGFloat.pi)/2)
+                    self.tvCameraPreviewB.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 5)/2 : (CGFloat.pi)/2)
                 }
             }
             sendJoin()
@@ -549,11 +549,11 @@ extension SeminarViewController: SeminarDelegate {
             let platform = Int(m[3])
             if platform == 1 { // Android
                 DispatchQueue.main.async {
-                    self.imageView.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 3)/2 : (CGFloat.pi)/2)
+                    self.tvCameraPreviewB.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 3)/2 : (CGFloat.pi)/2)
                 }
             } else {
                 DispatchQueue.main.async {
-                    self.imageView.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 5)/2 : (CGFloat.pi)/2)
+                    self.tvCameraPreviewB.transform = CGAffineTransform.init(scaleX: 1.9, y: 1.9).rotated(by: camera == 1 ? (CGFloat.pi * 5)/2 : (CGFloat.pi)/2)
                 }
             }
         } else if state == 88 {