// 
// Copyright 2021 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

import SwiftUI

/**
 A Modifier to be called from the topmost SwiftUI view before being added to a HostViewController
 Provides any app level configuration the SwiftUI hierarchy might need(E.g. to monitor theme changes).
 */
@available(iOS 14.0, *)
struct VectorContentModifier: ViewModifier {
    
    @StateObject private var themeObserver = ThemeObserver.shared
    
    func body(content: Content) -> some View {
        content
            .theme(themeObserver.theme)
    }
}

@available(iOS 14.0, *)
extension View {
  func vectorContent() -> some View {
    self.modifier(VectorContentModifier())
  }
}