Add BottomSheet in view extension

Sources/BottomSheet/BottomSheet.swift

@@ -18,11 +18,10 @@ public struct BottomSheet<Content: View>: View {
     @State private var previousDragValue: DragGesture.Value?
 
     @Binding var isPresented: Bool
-    let maxHeight: CGFloat
+    private let maxHeight: CGFloat
     private let content: Content
-
-    let contentBackgroundColor: Color
-    let topBarBackgroundColor: Color
+    private let contentBackgroundColor: Color
+    private let topBarBackgroundColor: Color
 
     public init(
         isPresented: Binding<Bool>,

Sources/BottomSheet/RoundedCorner.swift

@@ -14,11 +14,11 @@ extension View {
     }
 }
 
-public struct RoundedCorner: Shape {
+struct RoundedCorner: Shape {
     var radius: CGFloat = .infinity
     var corners: UIRectCorner = .allCorners
 
-    public func path(in rect: CGRect) -> Path {
+    func path(in rect: CGRect) -> Path {
         let path = UIBezierPath(roundedRect: rect, byRoundingCorners: corners, cornerRadii: CGSize(width: radius, height: radius))
         return Path(path.cgPath)
     }

Sources/BottomSheet/ViewExtension.swift

@@ -0,0 +1,29 @@
+//
+//  ViewExtension.swift
+//  BottomSheet
+//
+//  Created by Tieda Wei on 2020-04-25.
+//  Copyright © 2020 Tieda Wei. All rights reserved.
+//
+
+import SwiftUI
+
+public extension View {
+    func bottomSheet<Content: View>(
+        isPresented: Binding<Bool>,
+        maxHeight: CGFloat,
+        contentBackgroundColor: Color = Color(.systemBackground),
+        topBarBackgroundColor: Color = Color(.systemBackground),
+        @ViewBuilder content: @escaping () -> Content
+    ) -> some View {
+        ZStack {
+            self
+            BottomSheet(isPresented: isPresented,
+                        maxHeight: maxHeight,
+                        topBarBackgroundColor: topBarBackgroundColor,
+                        contentBackgroundColor: contentBackgroundColor,
+                        content: content)
+        }
+    }
+}
+

iOS Example/Sources/ContentView.swift

@@ -13,21 +13,17 @@ struct ContentView: View {
     @State var isPresented = true
 
     var body: some View {
-        ZStack {
-            NavigationView {
-                ZStack {
-                    Color.secondary
-                    Text("Hi")
-                }.navigationBarItems(trailing:
-                    Button(action: { self.isPresented = true }) {
-                        Text("Show")
-                    }
-                ).navigationBarTitle("Bottom Sheet")
+        NavigationView {
+            List(0..<20) {
+                Text("\($0)")
             }
-            BottomSheet(isPresented: $isPresented, maxHeight: 500) {
-//                Text("Hello")
-                List(0..<20) { Text("\($0)") }
+            .bottomSheet(isPresented: self.$isPresented, maxHeight: 300) {
+                List(20..<40) { Text("\($0)") }
             }
+            .navigationBarTitle("Bottom Sheet")
+            .navigationBarItems(
+                trailing: Button(action: { self.isPresented = true }) { Text("Show") }
+            )
         }
     }
 }