1 files changed, 43 insertions, 0 deletions
diff --git a/Sources/WireGuardApp/ZipArchive/ZipExporter.swift b/Sources/WireGuardApp/ZipArchive/ZipExporter.swift
new file mode 100644
index 0000000..473db2f
--- /dev/null
+++ b/Sources/WireGuardApp/ZipArchive/ZipExporter.swift
@@ -0,0 +1,43 @@
+// SPDX-License-Identifier: MIT
+// Copyright © 2018-2023 WireGuard LLC. All Rights Reserved.
+
+import Foundation
+
+enum ZipExporterError: WireGuardAppError {
+    case noTunnelsToExport
+
+    var alertText: AlertText {
+        return (tr("alertNoTunnelsToExportTitle"), tr("alertNoTunnelsToExportMessage"))
+    }
+}
+
+class ZipExporter {
+    static func exportConfigFiles(tunnelConfigurations: [TunnelConfiguration], to url: URL, completion: @escaping (WireGuardAppError?) -> Void) {
+
+        guard !tunnelConfigurations.isEmpty else {
+            completion(ZipExporterError.noTunnelsToExport)
+            return
+        }
+        DispatchQueue.global(qos: .userInitiated).async {
+            var inputsToArchiver: [(fileName: String, contents: Data)] = []
+            var lastTunnelName: String = ""
+            for tunnelConfiguration in tunnelConfigurations {
+                if let contents = tunnelConfiguration.asWgQuickConfig().data(using: .utf8) {
+                    let name = tunnelConfiguration.name ?? "untitled"
+                    if name.isEmpty || name == lastTunnelName { continue }
+                    inputsToArchiver.append((fileName: "\(name).conf", contents: contents))
+                    lastTunnelName = name
+                }
+            }
+            do {
+                try ZipArchive.archive(inputs: inputsToArchiver, to: url)
+            } catch let error as WireGuardAppError {
+                DispatchQueue.main.async { completion(error) }
+                return
+            } catch {
+                fatalError()
+            }
+            DispatchQueue.main.async { completion(nil) }
+        }
+    }
+}