Consolidate images and files

CHDataManagement/Views/Files/FileToAdd.swift

@@ -0,0 +1,46 @@
+import Foundation
+
+final class FileToAdd: ObservableObject {
+
+    unowned let content: Content
+
+    let url: URL
+
+    @Published
+    var uniqueId: String
+
+    @Published
+    var isSelected: Bool = true
+
+    init(content: Content, url: URL) {
+        self.content = content
+        self.url = url
+        self.uniqueId = url.lastPathComponent
+    }
+
+    var idAlreadyExists: Bool {
+        content.files.contains { $0.id == uniqueId }
+    }
+}
+
+extension FileToAdd: Identifiable {
+
+    var id: URL {
+        url
+    }
+}
+
+extension FileToAdd: Equatable {
+
+    static func == (lhs: FileToAdd, rhs: FileToAdd) -> Bool {
+        lhs.url == rhs.url
+    }
+}
+
+extension FileToAdd: Hashable {
+
+    func hash(into hasher: inout Hasher) {
+        hasher.combine(url)
+    }
+}
+