//

// ViewController.swift

// Example

//

// The MIT License (MIT)

// Copyright (c) 2020 Vinh Nguyen

// Permission is hereby granted, free of charge, to any person obtaining a copy

// of this software and associated documentation files (the "Software"), to deal

// in the Software without restriction, including without limitation the rights

// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell

// copies of the Software, and to permit persons to whom the Software is

// furnished to do so, subject to the following conditions:

// The above copyright notice and this permission notice shall be included in all

// copies or substantial portions of the Software.

// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR

// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,

// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE

// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER

// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,

// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE

// SOFTWARE.

//

import UIKit

import NVActivityIndicatorView

import NVActivityIndicatorViewExtended

class ViewController: UIViewController, NVActivityIndicatorViewable {

private let presentingIndicatorTypes = {

return NVActivityIndicatorType.allCases.filter { $0 != .blank }

}()

override func viewDidLoad() {

super.viewDidLoad()

self.view.backgroundColor = UIColor(red: CGFloat(237 / 255.0), green: CGFloat(85 / 255.0), blue: CGFloat(101 / 255.0), alpha: 1)

let cols = 4

let rows = 8

let cellWidth = Int(self.view.frame.width / CGFloat(cols))

let cellHeight = Int(self.view.frame.height / CGFloat(rows))

for (index, indicatorType) in presentingIndicatorTypes.enumerated() {

let x = index % cols * cellWidth

let y = index / cols * cellHeight

let frame = CGRect(x: x, y: y, width: cellWidth, height: cellHeight)

let activityIndicatorView = NVActivityIndicatorView(frame: frame,

type: indicatorType)

let animationTypeLabel = UILabel(frame: frame)

animationTypeLabel.text = String(index)

animationTypeLabel.sizeToFit()

animationTypeLabel.textColor = UIColor.white

animationTypeLabel.frame.origin.x += 5

animationTypeLabel.frame.origin.y += CGFloat(cellHeight) - animationTypeLabel.frame.size.height

activityIndicatorView.padding = 20

if indicatorType == NVActivityIndicatorType.orbit {

activityIndicatorView.padding = 0

}

self.view.addSubview(activityIndicatorView)

self.view.addSubview(animationTypeLabel)

activityIndicatorView.startAnimating()

let button = UIButton(frame: frame)

button.tag = index

button.addTarget(self,

action: #selector(buttonTapped(_:)),

for: .touchUpInside)

self.view.addSubview(button)

}

}

@objc func buttonTapped(_ sender: UIButton) {

let size = CGSize(width: 30, height: 30)

let selectedIndicatorIndex = sender.tag

let indicatorType = presentingIndicatorTypes[selectedIndicatorIndex]

startAnimating(size, message: "Loading...", type: indicatorType, fadeInAnimation: nil)

DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 1.5) {

NVActivityIndicatorPresenter.sharedInstance.setMessage("Authenticating...")

}

DispatchQueue.main.asyncAfter(deadline: DispatchTime.now() + 3) {

self.stopAnimating(nil)

}

}

}