Add view of all images for a cap

Caps/Views/CapImagesView.swift

@@ -0,0 +1,75 @@
+import SwiftUI
+
+struct CapImagesView: View {
+    
+    private let imageSize: CGFloat = 70
+    
+    @Binding
+    var cap: Cap?
+    
+    @Binding
+    var isPresented: Bool
+    
+    init(cap: Binding<Cap?>, database: Database, isPresented: Binding<Bool>) {
+        self.database = database
+        self._cap = cap
+        self._isPresented = isPresented
+    }
+    
+    let database: Database
+    
+    var images: [CapImage] {
+        guard let cap else {
+            return []
+        }
+        return (0..<cap.imageCount).map {
+            cap.image(version: $0)
+        }
+    }
+    
+    var title: String {
+        guard let cap else {
+            return "Images"
+        }
+        return "Cap \(cap.id)"
+    }
+    
+    var body: some View {
+        GeometryReader { geo in
+            VStack {
+                HStack {
+                    Text(title).font(.title2).bold()
+                    Spacer()
+                    Button(action: { isPresented = false }) {
+                        Image(systemSymbol: .xmarkCircleFill)
+                            .foregroundColor(.gray)
+                            .font(.system(size: 26))
+                    }
+                }
+                let gridItem = GridItem(.flexible(), spacing: 10, alignment: .leading)
+                ScrollView(.vertical) {
+                    LazyVGrid(columns: [gridItem, gridItem, gridItem, gridItem]) {
+                        ForEach(images) { item in
+                            CachedCapImage(
+                                item,
+                                check: { database.images.cachedImage(item) },
+                                fetch: { await database.images.image(item) },
+                                content: { $0.resizable() },
+                                placeholder: { ProgressView() })
+                            .frame(width: imageSize,
+                                   height: imageSize)
+                            .clipShape(Circle())
+                        }
+                    }
+                }
+            }
+            .padding(.horizontal)
+        }
+    }
+}
+
+struct CapImagesView_Previews: PreviewProvider {
+    static var previews: some View {
+        CapImagesView(cap: .constant(.init(id: 123, name: "Some")), database: .mock, isPresented: .constant(true))
+    }
+}