MenuView.swift

//  Copyright (c) 2017 Luc Dion
//  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 StackViewLayout
import PinLayout

protocol MenuViewDelegate: class {
    func didSelect(pageType: PageType)
}

class MenuView: BaseView {
    weak var delegate: MenuViewDelegate?

    fileprivate let tableView = UITableView()
    fileprivate let cellIdentifier = "MenuViewCell"

    override init() {
        super.init()

        backgroundColor = .red

        tableView.dataSource = self
        tableView.delegate = self
        tableView.register(UITableViewCell.self, forCellReuseIdentifier: cellIdentifier)
        tableView.tableFooterView = UIView()
        addSubview(tableView)
    }

    required init(coder aDecoder: NSCoder) {
        fatalError("init(coder:) has not been implemented")
    }

    override func layoutSubviews() {
        super.layoutSubviews()

        tableView.pin.top().left().size(100%)
    }
}

// MARK: UITableViewDataSource
extension MenuView: UITableViewDataSource {
    func tableView(_ tableView: UITableView, numberOfRowsInSection section: Int) -> Int {
        return PageType.count.rawValue
    }

    func tableView(_ tableView: UITableView, cellForRowAt indexPath: IndexPath) -> UITableViewCell {
        let cell = tableView.dequeueReusableCell(withIdentifier: cellIdentifier, for: indexPath)
        cell.textLabel?.text = PageType(rawValue: indexPath.row)?.text ?? "StackViewLayout Example"
        cell.textLabel?.font = .systemFont(ofSize: 12)
        return cell
    }
}

// MARK: UITableViewDelegate
extension MenuView: UITableViewDelegate {
    func tableView(_ tableView: UITableView, didSelectRowAt indexPath: IndexPath) {
        if let pageType = PageType(rawValue: indexPath.row) {
            delegate?.didSelect(pageType: pageType)
        }
        tableView.deselectRow(at: indexPath, animated: true)
    }
}