//  Rows.swift
//  Eureka ( https://github.com/xmartlabs/Eureka )
//
//  Copyright (c) 2016 Xmartlabs ( http://xmartlabs.com )
//
//
// 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 Foundation
import UIKit

open class _ButtonRowWithPresent<VCType: TypedRowControllerType>: Row<ButtonCellOf<VCType.RowValue>>, PresenterRowType where VCType: UIViewController {

    open var presentationMode: PresentationMode<VCType>?
    open var onPresentCallback: ((FormViewController, VCType) -> Void)?

    required public init(tag: String?) {
        super.init(tag: tag)
        displayValueFor = nil
        cellStyle = .default
    }

    open override func customUpdateCell() {
        super.customUpdateCell()
        let leftAligmnment = presentationMode != nil
        cell.textLabel?.textAlignment = leftAligmnment ? .left : .center
        cell.accessoryType = !leftAligmnment || isDisabled ? .none : .disclosureIndicator
        cell.editingAccessoryType = cell.accessoryType
        if !leftAligmnment {
            var red: CGFloat = 0, green: CGFloat = 0, blue: CGFloat = 0, alpha: CGFloat = 0
            cell.tintColor.getRed(&red, green: &green, blue: &blue, alpha: &alpha)
            cell.textLabel?.textColor  = UIColor(red: red, green: green, blue: blue, alpha:isDisabled ? 0.3 : 1.0)
        } else {
            cell.textLabel?.textColor = nil
        }
    }

    open override func customDidSelect() {
        super.customDidSelect()
        if let presentationMode = presentationMode, !isDisabled {
            if let controller = presentationMode.makeController() {
                controller.row = self
                onPresentCallback?(cell.formViewController()!, controller)
                presentationMode.present(controller, row: self, presentingController: cell.formViewController()!)
            } else {
                presentationMode.present(nil, row: self, presentingController: cell.formViewController()!)
            }
        }
    }

    open override func prepare(for segue: UIStoryboardSegue) {
        super.prepare(for: segue)
        guard let rowVC = segue.destination as? VCType else {
            return
        }
        if let callback = presentationMode?.onDismissCallback {
            rowVC.onDismissCallback = callback
        }
        rowVC.row = self
        onPresentCallback?(cell.formViewController()!, rowVC)
    }

}

// MARK: Rows

/// A generic row with a button that presents a view controller when tapped
public final class ButtonRowWithPresent<VCType: TypedRowControllerType> : _ButtonRowWithPresent<VCType>, RowType where VCType: UIViewController {
    public required init(tag: String?) {
        super.init(tag: tag)
    }
}