From cbf625f220d587218e94e35f42aeea946afac02f Mon Sep 17 00:00:00 2001
From: Milen Pivchev <milen.pivchev@gmail.com>
Date: Tue, 27 Oct 2026 13:02:39 +0100
Subject: [PATCH] fix(capabilities): Enable unified sharing only for supported
 API version

Signed-off-by: Milen Pivchev <milen.pivchev@gmail.com>
---
 .../UnifiedSharing/NKUnifiedSharingCapabilities.swift  |  3 +++
 Sources/NextcloudKit/NextcloudKit+Capabilities.swift   | 10 ++++++++--
 2 files changed, 11 insertions(+), 2 deletions(-)

diff --git a/Sources/NextcloudKit/Models/UnifiedSharing/NKUnifiedSharingCapabilities.swift b/Sources/NextcloudKit/Models/UnifiedSharing/NKUnifiedSharingCapabilities.swift
index 91185a2f..a129d708 100644
--- a/Sources/NextcloudKit/Models/UnifiedSharing/NKUnifiedSharingCapabilities.swift
+++ b/Sources/NextcloudKit/Models/UnifiedSharing/NKUnifiedSharingCapabilities.swift
@@ -6,6 +6,9 @@ import Foundation
 
 /// The `sharing` block of the server capabilities, describing unified-sharing support.
 public struct NKUnifiedSharingCapabilities: Codable, Sendable {
+    /// The unified-sharing API version this client implements.
+    static let unifiedShareApiVersion = "v1"
+
     public let apiVersions: [String]
     public let sourceTypes: [NKUnifiedShareSourceType]
     public let permissionPresets: [NKUnifiedSharePermissionPreset]
diff --git a/Sources/NextcloudKit/NextcloudKit+Capabilities.swift b/Sources/NextcloudKit/NextcloudKit+Capabilities.swift
index 1c2e040f..5eb1e17e 100644
--- a/Sources/NextcloudKit/NextcloudKit+Capabilities.swift
+++ b/Sources/NextcloudKit/NextcloudKit+Capabilities.swift
@@ -155,7 +155,13 @@ public extension NextcloudKit {
 
                         struct Governance: Codable {}
 
-                        struct Sharing: Codable {}
+                        struct Sharing: Codable {
+                            let apiVersions: [String]?
+
+                            enum CodingKeys: String, CodingKey {
+                                case apiVersions = "api_versions"
+                            }
+                        }
 
                         struct DownloadLimit: Codable {
                             let enabled: Bool?
@@ -399,7 +405,7 @@ public extension NextcloudKit {
             capabilities.fileSharingDownloadLimit = json.downloadLimit?.enabled ?? false
             capabilities.fileSharingDownloadLimitDefaultLimit = json.downloadLimit?.defaultLimit ?? 1
 
-            capabilities.unifiedSharingEnabled = json.sharing != nil
+            capabilities.unifiedSharingEnabled = json.sharing?.apiVersions?.contains(NKUnifiedSharingCapabilities.unifiedShareApiVersion) ?? false
 
             capabilities.themingColor = json.theming?.color ?? ""
             capabilities.themingColorElement = json.theming?.colorelement ?? ""