huge work for nextcloud api

Pilz.Networking.CloudProviders.Nextcloud/Client/Apps/FilesRetentionClient.cs

@@ -0,0 +1,46 @@
+using Pilz.Networking.CloudProviders.Nextcloud.Model.Apps.FilesRetention;
+using Pilz.Networking.CloudProviders.Nextcloud.OCS.APIs.Apps;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Pilz.Networking.CloudProviders.Nextcloud.Client.Apps
+{
+    public class FilesRetentionClient : ClientBase
+    {
+        public FilesRetentionClient(NextcloudClient client) : base(client)
+        {
+        }
+
+        public Task<bool> CreateRetentionRule(RetentionRule rule)
+        {
+            var entry = rule.ToOcsData();
+            return Client.Ocs.GetApi<OcsApiFilesRetention>().CreateRetentionRule(entry);
+        }
+
+        public Task<bool> DeleteRetentionRule(int ruleID)
+        {
+            return Client.Ocs.GetApi<OcsApiFilesRetention>().DeleteRetentionRule(ruleID);
+        }
+
+        public async Task<RetentionRule[]?> GetRetentionRules()
+        {
+            var api = Client.Ocs.GetApi<OcsApiFilesRetention>();
+            var response = await api.GetRetentionRules();
+
+            if (response?.Data is not null)
+            {
+                var rules = new List<RetentionRule>();
+
+                foreach (var entry in response.Data)
+                    rules.Add(new RetentionRule(entry));
+
+                return rules.ToArray();
+            }
+
+            return null;
+        }
+    }
+}

Pilz.Networking.CloudProviders.Nextcloud/Client/ClientBase.cs

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+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Pilz.Networking.CloudProviders.Nextcloud.Client
+{
+    public abstract class ClientBase
+    {
+        public NextcloudClient Client { get; init; }
+
+        public ClientBase(NextcloudClient client)
+        {
+            Client = client;
+        }
+    }
+}

Pilz.Networking.CloudProviders.Nextcloud/Client/CloudClient.cs

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+using Pilz.Networking.CloudProviders.Nextcloud.Model.Cloud;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
+
+namespace Pilz.Networking.CloudProviders.Nextcloud.Client
+{
+    public class CloudClient : ClientBase
+    {
+        public CloudClient(NextcloudClient client) : base(client)
+        {
+        }
+
+        public Task<UserInfo?> GetUserInfo()
+        {
+            if (!string.IsNullOrEmpty(Client.CurrentLogin?.LoginName))
+                return GetUserInfo(Client.CurrentLogin.LoginName);
+            else
+                return Task.FromResult<UserInfo?>(null);
+        }
+
+        public async Task<UserInfo?> GetUserInfo(string username)
+        {
+            var result = await Client.Ocs.Cloud.GetUserMeta(username);
+
+            if (result?.Data != null)
+                return new UserInfo(result.Data);
+
+            return null;
+        }
+    }
+}