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import FontAwesomeKit
import UIKit
import CocoaLumberjack
let URL_FIELD_HEIGHT = 29
class BarView: UIView, UITextFieldDelegate {
// MARK: - Properties & Outlets
@objc var backActionBlock: ((Any?) -> Void)?
@objc var forwardActionBlock: ((Any?) -> Void)?
@objc var homeActionBlock: ((Any?) -> Void)?
@objc var reloadActionBlock: ((Any?) -> Void)?
@objc var cancelActionBlock: ((Any?) -> Void)?
@objc var showPermissionsActionBlock: ((Any?) -> Void)?
@objc var goActionBlock: ((String?) -> Void)?
@objc var debugButtonToggledAction: ((Bool) -> Void)?
@objc var settingsActionBlock: (() -> Void)?
@objc var restartTrackingActionBlock: (() -> Void)?
@objc var switchCameraActionBlock: (() -> Void)?
@IBOutlet weak var urlField: URLTextField!
@IBOutlet private weak var backBtn: UIButton!
@IBOutlet private weak var forwardBtn: UIButton!
@IBOutlet private weak var homeBtn: UIButton!
@IBOutlet private weak var debugBtn: UIButton!
@IBOutlet private weak var settingsBtn: UIButton!
private weak var reloadBtn: UIButton?
private weak var cancelBtn: UIButton?
weak var permissionLevelButton: ActivityIndicatorButton?
@IBOutlet private weak var restartTrackingBtn: UIButton!
@IBOutlet private weak var switchCameraBtn: UIButton!
// MARK: - View Lifecycle
override func awakeFromNib() {
super.awakeFromNib()
setup()
}
func setup() {
backBtn.setImage(UIImage(named: "back"), for: .disabled)
forwardBtn.setImage(UIImage(named: "forward"), for: .disabled)
backBtn.isEnabled = false
forwardBtn.isEnabled = false
urlField.delegate = self
let permissionButton = ActivityIndicatorButton(type: .custom)
permissionButton.setImage(nil, for: .normal)
permissionButton.addTarget(self, action: #selector(BarView.showPermissionsAction(_:)), for: .touchUpInside)
permissionButton.frame = CGRect(x: 0, y: 0, width: CGFloat(URL_FIELD_HEIGHT), height: CGFloat(URL_FIELD_HEIGHT))
permissionButton.imageEdgeInsets = UIEdgeInsets(top: 5, left: 5, bottom: 5, right: 5)
permissionButton.isEnabled = false
urlField.leftView = permissionButton
urlField.leftViewMode = .unlessEditing
permissionLevelButton = permissionButton
urlField.clearButtonMode = .whileEditing
urlField.returnKeyType = .go
urlField.textContentType = .URL
urlField.placeholder = "Search or enter website name"
urlField.layer.cornerRadius = CGFloat(URL_FIELD_HEIGHT / 4)
urlField.textAlignment = .center
let reloadButton = UIButton(type: .custom)
reloadButton.setImage(UIImage(named: "reload"), for: .normal)
reloadButton.addTarget(self, action: #selector(BarView.reloadAction(_:)), for: .touchUpInside)
reloadButton.frame = CGRect(x: 0, y: 0, width: CGFloat(URL_FIELD_HEIGHT), height: CGFloat(URL_FIELD_HEIGHT))
reloadButton.isHidden = false
let cancelButton = UIButton(type: .custom)
cancelButton.setImage(UIImage(named: "cancel"), for: .normal)
cancelButton.addTarget(self, action: #selector(BarView.cancelAction(_:)), for: .touchUpInside)
cancelButton.frame = CGRect(x: 0, y: 0, width: CGFloat(URL_FIELD_HEIGHT), height: CGFloat(URL_FIELD_HEIGHT))
cancelButton.isHidden = true
let rightView = UIView(frame: CGRect(x: 0, y: 0, width: CGFloat(URL_FIELD_HEIGHT), height: CGFloat(URL_FIELD_HEIGHT)))
rightView.addSubview(reloadButton)
rightView.addSubview(cancelButton)
self.cancelBtn = cancelButton
self.reloadBtn = reloadButton
urlField.rightView = rightView
urlField.rightViewMode = .unlessEditing
debugBtn.setImage(UIImage(named: "debugOff"), for: .normal)
debugBtn.setImage(UIImage(named: "debugOn"), for: .selected)
var error: Error?
let streetViewIcon = try? FAKFontAwesome.init(identifier: "fa-street-view", size: 24)
if error != nil {
print("\(error?.localizedDescription ?? "")")
} else {
let streetViewImage: UIImage? = streetViewIcon?.image(with: CGSize(width: 24, height: 24))
restartTrackingBtn.setImage(streetViewImage, for: .normal)
restartTrackingBtn.tintColor = UIColor.gray
}
}
// MARK: - Helpers
@objc func urlFieldText() -> String? {
return urlField.text
}
// MARK: - Actions
@objc func startLoading(_ url: String?) {
permissionLevelButton?.startAnimating()
cancelBtn?.isHidden = false
reloadBtn?.isHidden = true
urlField.text = url
}
@objc func finishLoading(_ url: String?) {
permissionLevelButton?.stopAnimating()
cancelBtn?.isHidden = true
reloadBtn?.isHidden = false
}
@objc func setBackEnabled(_ enabled: Bool) {
backBtn.isEnabled = enabled
}
@objc func setForwardEnabled(_ enabled: Bool) {
forwardBtn.isEnabled = enabled
}
func setDebugSelected(_ selected: Bool) {
debugBtn.isSelected = selected
}
@objc func setDebugVisible(_ visible: Bool) {
debugBtn.isHidden = !visible
}
@objc func setRestartTrackingVisible(_ visible: Bool) {
restartTrackingBtn.isHidden = !visible
}
@objc func hideKeyboard() {
urlField.resignFirstResponder()
}
@objc func isDebugButtonSelected() -> Bool {
return debugBtn.isSelected
}
@objc func hideCameraFlipButton() {
switchCameraBtn.removeFromSuperview()
}
// MARK: - Button Actions
@IBAction func backAction(_ sender: Any) {
DDLogDebug("backAction")
urlField.resignFirstResponder()
backActionBlock?(sender)
}
@IBAction func forwardAction(_ sender: Any) {
DDLogDebug("forwardAction")
urlField.resignFirstResponder()
forwardActionBlock?(sender)
}
@IBAction func homeAction(_ sender: Any) {
DDLogDebug("homeAction")
homeActionBlock?(sender)
}
@IBAction func reloadAction(_ sender: Any) {
DDLogDebug("reloadAction")
urlField.resignFirstResponder()
reloadActionBlock?(sender)
}
@IBAction func cancelAction(_ sender: Any) {
DDLogDebug("cancelAction")
urlField.resignFirstResponder()
cancelActionBlock?(sender)
}
@IBAction func showPermissionsAction(_ sender: Any) {
DDLogDebug("showPermissionsAction")
urlField.resignFirstResponder()
showPermissionsActionBlock?(sender)
}
@IBAction func debugAction(_ sender: Any) {
debugBtn.isSelected = !debugBtn.isSelected
debugButtonToggledAction?(debugBtn.isSelected)
}
@IBAction func settingsAction() {
settingsActionBlock?()
}
@IBAction func restartTrackingAction(_ sender: Any) {
restartTrackingActionBlock?()
}
@IBAction func switchCameraAction(_ sender: Any) {
switchCameraActionBlock?()
}
// MARK: - UITextField Delegate
func textFieldShouldReturn(_ textField: UITextField) -> Bool {
textField.resignFirstResponder()
goActionBlock?(textField.text)
return true
}
// MARK: - UIView
// This function increases the hitboxes of the forwardBtn/backBtn
override func hitTest(_ point: CGPoint, with event: UIEvent?) -> UIView? {
let minXPos = backBtn.frame.maxX
let maxXPos = forwardBtn.frame.minX
let increaseValue: CGFloat = (maxXPos - minXPos) / 2
let icreasedBackRect = CGRect(x: backBtn.frame.origin.x - increaseValue, y: backBtn.frame.origin.y - increaseValue, width: backBtn.frame.size.width + increaseValue * 2, height: backBtn.frame.size.height + increaseValue * 2)
let icreasedForwardRect = CGRect(x: forwardBtn.frame.origin.x - increaseValue, y: forwardBtn.frame.origin.y - increaseValue, width: forwardBtn.frame.size.width + increaseValue * 2, height: forwardBtn.frame.size.height + increaseValue * 2)
if icreasedBackRect.contains(point) {
return backBtn
}
if icreasedForwardRect.contains(point) {
return forwardBtn
}
return super.hitTest(point, with: event)
}
}
class URLTextField: UITextField {
override func leftViewRect(forBounds bounds: CGRect) -> CGRect {
return CGRect(x: 0, y: 0, width: CGFloat(URL_FIELD_HEIGHT), height: CGFloat(URL_FIELD_HEIGHT))
}
}