SmokeLess/Extension.swift at main · neodroid/SmokeLess · GitHub

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//
//  Extension.swift
//  SmokeLess
//
//  Created by Ishaq Adheltyo on 20/06/22.
//

import UIKit

extension UIView {
    func anchor(top: NSLayoutYAxisAnchor? = nil,
                left: NSLayoutXAxisAnchor? = nil,
                bottom: NSLayoutYAxisAnchor? = nil,
                right: NSLayoutXAxisAnchor? = nil,
                paddingTop: CGFloat = 0,
                paddingLeft: CGFloat = 0,
                paddingBottom: CGFloat = 0,
                paddingRight: CGFloat = 0,
                width: CGFloat? = nil,
                height: CGFloat? = nil) {

        translatesAutoresizingMaskIntoConstraints = false

        if let top = top {
            topAnchor.constraint(equalTo: top, constant: paddingTop).isActive = true
        }

        if let left = left {
            leftAnchor.constraint(equalTo: left, constant: paddingLeft).isActive = true
        }

        if let bottom = bottom {
            bottomAnchor.constraint(equalTo: bottom, constant: -paddingBottom).isActive = true
        }

        if let right = right {
            rightAnchor.constraint(equalTo: right, constant: -paddingRight).isActive = true
        }

        if let width = width {
            widthAnchor.constraint(equalToConstant: width).isActive = true
        }

        if let height = height {
            heightAnchor.constraint(equalToConstant: height).isActive = true
        }
    }

    func center(inView view: UIView, yConstant: CGFloat? = 0) {
        translatesAutoresizingMaskIntoConstraints = false
        centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true
        centerYAnchor.constraint(equalTo: view.centerYAnchor, constant: yConstant!).isActive = true
    }

    func centerX(inView view: UIView, topAnchor: NSLayoutYAxisAnchor? = nil, paddingTop: CGFloat? = 0) {
        translatesAutoresizingMaskIntoConstraints = false
        centerXAnchor.constraint(equalTo: view.centerXAnchor).isActive = true

        if let topAnchor = topAnchor {
            self.topAnchor.constraint(equalTo: topAnchor, constant: paddingTop!).isActive = true
        }
    }

    func centerY(inView view: UIView, leftAnchor: NSLayoutXAxisAnchor? = nil, paddingLeft: CGFloat? = nil, constant: CGFloat? = 0) {
        translatesAutoresizingMaskIntoConstraints = false

        centerYAnchor.constraint(equalTo: view.centerYAnchor, constant: constant!).isActive = true

        if let leftAnchor = leftAnchor, let padding = paddingLeft {
            self.leftAnchor.constraint(equalTo: leftAnchor, constant: padding).isActive = true
        }
    }

    func setDimensions(width: CGFloat, height: CGFloat) {
        translatesAutoresizingMaskIntoConstraints = false
        widthAnchor.constraint(equalToConstant: width).isActive = true
        heightAnchor.constraint(equalToConstant: height).isActive = true
    }

    func addConstraintsToFillView(_ view: UIView) {
        translatesAutoresizingMaskIntoConstraints = false
        anchor(top: view.topAnchor, left: view.leftAnchor,
               bottom: view.bottomAnchor, right: view.rightAnchor)
    }
}

// MARK: - UIColor
extension UIColor {
    static func rgb(red: CGFloat, green: CGFloat, blue: CGFloat) -> UIColor {
        return UIColor(red: red/255, green: green/255, blue: blue/255, alpha: 1)
    }

    static let smokeLessBlue = UIColor.rgb(red: 61, green: 127, blue: 240)
    static let smokeLessGreen = UIColor.rgb(red: 127, green: 199, blue: 135)
    static let smokeLessLightGray = UIColor.rgb(red: 207, green: 207, blue: 207)
    static let smokelessRed = UIColor.rgb(red: 235, green: 100, blue: 104)
}

extension UIViewController {


    func configureNavigationBar(withTitle title: String, preferLargeTitles: Bool) {
        let appearance = UINavigationBarAppearance()
        appearance.configureWithOpaqueBackground()
        appearance.largeTitleTextAttributes = [.foregroundColor: UIColor.white]
        appearance.backgroundColor = .smokeLessBlue

        navigationController?.navigationBar.standardAppearance = appearance
        navigationController?.navigationBar.compactAppearance = appearance
        navigationController?.navigationBar.scrollEdgeAppearance = appearance

        navigationController?.navigationBar.prefersLargeTitles = preferLargeTitles
        navigationItem.title = title
        navigationController?.navigationBar.tintColor = .white
        navigationController?.navigationBar.isTranslucent = true

        navigationController?.navigationBar.overrideUserInterfaceStyle = .dark

    }

    func showError(_ errorMessage:String) {
        let alert = UIAlertController(title: "Error", message: errorMessage, preferredStyle: .alert)
        alert.addAction(UIAlertAction(title: "OK", style: .cancel, handler: nil))
        present(alert,animated: true,completion: nil)
    }

}