import Foundation
import SwiftUI

// MARK: - SwipeGroupSide

public enum SwipeGroupSide {
    case leading
    case trailing

    // MARK: Internal

    var sideFactor: CGFloat {
        switch self {
            case .leading:
                return 1

            case .trailing:
                return -1
        }
    }
}

// MARK: - SwipeCellActionItem

public struct SwipeCellActionItem: Identifiable {
    // MARK: Lifecycle

    /// Initializer
    /// - Parameter id: Required to identify each buttin in the side menu. Default is a random uuid string.
    /// - Parameter buttonView: The view in the foreground of the menu button. Make sure to set a maximum frame height less than the cell height!
    /// - Parameter swipeOutButtonView: Alternative button view that is displayed only when the offset during swipe is beyond the swipe out trigger value.
    /// - Parameter  buttonWidth: Width of the button. The the open side menu width is calculated from the sum of all button widths. Default is 75.
    /// - Parameter backgroundColor: The background colour of the the menu button.
    /// - Parameter swipeOutAction: A Boolean that determines if a swipe out action is activated or not. Default is false.
    /// - Parameter swipeOutHapticFeedbackType: If a swipeOutAction is activated, a haptic feedback will occur after the swipe out threshold is passed. Default is nil.
    /// - Parameter swipeOutIsDestructive: A Boolean that determines if the swipe out is destructive. If true, the content cell view will be "move out of sight" once the swipe out is triggered.
    public init(id: String = UUID().uuidString, buttonView: @escaping ()->AnyView, swipeOutButtonView: (()->AnyView)? = nil, buttonWidth: CGFloat = 75, backgroundColor: Color, swipeOutAction: Bool = false, swipeOutHapticFeedbackType: UINotificationFeedbackGenerator.FeedbackType? = nil, swipeOutIsDestructive: Bool = true, actionCallback: @escaping ()->()) {
        self.id = id
        self.buttonView = buttonView
        self.swipeOutButtonView = swipeOutButtonView
        self.buttonWidth = buttonWidth
        self.backgroundColor = backgroundColor
        self.swipeOutAction = swipeOutAction
        self.swipeOutHapticFeedbackType = swipeOutHapticFeedbackType
        self.swipeOutIsDestructive = swipeOutIsDestructive
        self.actionCallback = actionCallback
    }

    // MARK: Public

    public var id: String
    public var buttonView: ()->AnyView
    public var swipeOutButtonView: (()->AnyView)?
    public var buttonWidth: CGFloat
    public var backgroundColor: Color
    public var swipeOutAction: Bool
    public var swipeOutHapticFeedbackType: UINotificationFeedbackGenerator.FeedbackType?
    public var swipeOutIsDestructive: Bool
    /// public var swipeOutButtonViewScaleFactor: CGFloat
    public var actionCallback: ()->()
}

// MARK: - SwipeCellSettings

/// Swipe Cell Settings
public struct SwipeCellSettings {
    // MARK: Lifecycle

    /// initializer
    public init(openTriggerValue: CGFloat = 60, swipeOutTriggerRatio: CGFloat = 0.7, addWidthMargin: CGFloat = 5) {
        self.openTriggerValue = openTriggerValue
        self.swipeOutTriggerRatio = swipeOutTriggerRatio
        self.addWidthMargin = addWidthMargin
    }

    // MARK: Public

    /// minimum horizontal translation value necessary to open the side menu
    public var openTriggerValue: CGFloat
    /// the ratio of the total cell width that triggers a swipe out action (provided one action has swipe out activated)
    public var swipeOutTriggerRatio: CGFloat = 0.7
    /// An additional value to add to the open menu width. This is useful if the cell has rounded corners.
    public var addWidthMargin: CGFloat = 5
}