elpha-ios/elpha-ios/VisibilityInputView.swift

//
//  VisibilityInputView.swift
//  elpha-ios
//
//  Created by Dwayne Harris on 11/17/18.
//  Copyright © 2018 Elpha. All rights reserved.
//

import UIKit

protocol VisibilityInputViewDelegate: class {
    func visibilitySelected(_ sender: Any, visibility: StatusVisibility)
}

class VisibilityInputView: UIView {
    @IBOutlet var contentView: UIView!
    @IBOutlet var visibilityPickerView: UIPickerView!
    
    public weak var delegate: VisibilityInputViewDelegate?
    
    override init(frame: CGRect) {
        super.init(frame: frame)
        setup()
    }
    
    required init?(coder aDecoder: NSCoder) {
        super.init(coder: aDecoder)
        setup()
    }
    
    private func setup() {
        Bundle.main.loadNibNamed("VisibilityInputView", owner: self, options: nil)
        addSubview(contentView)
        contentView.frame = self.bounds
        contentView.autoresizingMask = [.flexibleWidth, .flexibleHeight]
        
        visibilityPickerView.delegate = self
        visibilityPickerView.dataSource = self
    }
}

extension VisibilityInputView: UIPickerViewDelegate, UIPickerViewDataSource {
    func numberOfComponents(in pickerView: UIPickerView) -> Int {
        return 1
    }
    
    func pickerView(_ pickerView: UIPickerView, numberOfRowsInComponent component: Int) -> Int {
        return StatusVisibility.allCases.count
    }
    
    func pickerView(_ pickerView: UIPickerView, titleForRow row: Int, forComponent component: Int) -> String? {
        return StatusVisibility.allCases[row].rawValue.capitalized
    }
    
    func pickerView(_ pickerView: UIPickerView, didSelectRow row: Int, inComponent component: Int) {
        delegate?.visibilitySelected(self, visibility: StatusVisibility.allCases[row])
    }
}