//
//  FrameWrapper.swift
//  MacBackend
//
//  Created by david-swift on 05.01.2025.
//

import SwiftUI

/// Wrap a view with a view that defines the wrapped view's frame.
public struct FrameWrapper: SwiftUIWidget {

    /// The wrapped view.
    var content: Body
    /// The minimum width.
    var minWidth: Double?
    /// The ideal width.
    var idealWidth: Double?
    /// The maximum width.
    var maxWidth: Double?
    /// The minimum height.
    var minHeight: Double?
    /// The ideal height.
    var idealHeight: Double?
    /// The maximum height.
    var maxHeight: Double?
    /// The alignment inside the frame.
    var alignment: Alignment

    /// The wrapped views.
    public var wrappedViews: [String: Meta.AnyView] {
        [.mainContent: content]
    }

    /// Initialize a wrapper view defining a view's frame.
    /// - Parameters:
    ///   - minWidth: The minimum width.
    ///   - idealWidth: The ideal width.
    ///   - maxWidth: The maximum width.
    ///   - minHeight: The minimum height.
    ///   - idealHeight: The ideal height.
    ///   - maxHeight: The maximum height.
    ///   - alignment: The alignment inside the view's frame.
    ///   - content: The wrapped view.
    public init(
        minWidth: Double? = nil,
        idealWidth: Double? = nil,
        maxWidth: Double? = nil,
        minHeight: Double? = nil,
        idealHeight: Double? = nil,
        maxHeight: Double? = nil,
        alignment: Alignment = .center,
        @Meta.ViewBuilder content: () -> Body
    ) {
        self.content = content()
        self.minWidth = minWidth
        self.idealWidth = idealWidth
        self.maxWidth = maxWidth
        self.minHeight = minHeight
        self.idealHeight = idealHeight
        self.maxHeight = maxHeight
        self.alignment = alignment
    }

    /// Get the SwiftUI view.
    /// - Parameter properties: The widget data.
    /// - Returns: The SwiftUI view.
    public static func view(properties: Self) -> some SwiftUI.View {
        MacBackendView(.mainContent)
            .frame(
                minWidth: .init(properties.minWidth),
                idealWidth: .init(properties.idealWidth),
                maxWidth: .init(properties.maxWidth),
                minHeight: .init(properties.minHeight),
                idealHeight: .init(properties.idealHeight),
                maxHeight: .init(properties.maxHeight),
                alignment: properties.alignment.swiftUI
            )
    }

}

extension CGFloat {

    /// Initialize a `CGFloat` from a `Double`.
    /// - Parameter value: The double value.
    public init?(_ value: Double?) {
        if let value {
            self = .init(value)
        } else {
            return nil
        }
    }

}