//
//  Copyright (c) 2017. Uber Technologies
//
//  Licensed under the Apache License, Version 2.0 (the "License");
//  you may not use this file except in compliance with the License.
//  You may obtain a copy of the License at
//
//  http://www.apache.org/licenses/LICENSE-2.0
//
//  Unless required by applicable law or agreed to in writing, software
//  distributed under the License is distributed on an "AS IS" BASIS,
//  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
//  See the License for the specific language governing permissions and
//  limitations under the License.
//

    override func viewDidLoad() {
        super.viewDidLoad()

        view.backgroundColor = UIColor.yellow
        buildStartButton()
        buildPlayerLabels()
    }

    private func buildPlayerLabels() {
        let labelBuilder: (UIColor, String) -> UILabel = { (color: UIColor, text: String) in
            let label = UILabel()
            label.font = UIFont.boldSystemFont(ofSize: 35)
            label.backgroundColor = UIColor.clear
            label.textColor = color
            label.textAlignment = .center
            label.text = text
            return label
        }

        let player1Label = labelBuilder(UIColor.blue, player1Name)
        view.addSubview(player1Label)
        player1Label.snp.makeConstraints { (maker: ConstraintMaker) in
            maker.top.equalTo(self.view).offset(70)
            maker.leading.trailing.equalTo(self.view).inset(20)
            maker.height.equalTo(40)
        }

        let vsLabel = UILabel()
        vsLabel.font = UIFont.systemFont(ofSize: 25)
        vsLabel.backgroundColor = UIColor.clear
        vsLabel.textColor = UIColor.darkGray
        vsLabel.textAlignment = .center
        vsLabel.text = "vs"
        view.addSubview(vsLabel)
        vsLabel.snp.makeConstraints { (maker: ConstraintMaker) in
            maker.top.equalTo(player1Label.snp.bottom).offset(10)
            maker.leading.trailing.equalTo(player1Label)
            maker.height.equalTo(20)
        }

        let player2Label = labelBuilder(UIColor.red, player2Name)
        view.addSubview(player2Label)
        player2Label.snp.makeConstraints { (maker: ConstraintMaker) in
            maker.top.equalTo(vsLabel.snp.bottom).offset(10)
            maker.height.leading.trailing.equalTo(player1Label)
        }
    }