add active lock reason to issue

Octokit.Reactive/Clients/IObservableIssuesClient.cs

@@ -324,15 +324,17 @@ public interface IObservableIssuesClient
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="number">The issue number</param>
-        IObservable<Unit> Lock(string owner, string name, int number);
+        /// <param name="lockReason">The reason for locking the issue</param>
+        IObservable<Unit> Lock(string owner, string name, int number, LockReason? lockReason = null);
 
         /// <summary>
         /// Locks an issue for the specified repository. Issue owners and users with push access can lock an issue.
         /// </summary>
         /// <remarks>https://developer.github.com/v3/issues/#lock-an-issue</remarks>
         /// <param name="repositoryId">The Id of the repository</param>
         /// <param name="number">The issue number</param>
-        IObservable<Unit> Lock(long repositoryId, int number);
+        /// <param name="lockReason">The reason for locking the issue</param>
+        IObservable<Unit> Lock(long repositoryId, int number, LockReason? lockReason = null);
 
         /// <summary>
         /// Unlocks an issue for the specified repository. Issue owners and users with push access can unlock an issue.

Octokit.Reactive/Clients/ObservableIssuesClient.cs

@@ -480,12 +480,13 @@ public IObservable<Issue> Update(long repositoryId, int number, IssueUpdate issu
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="number">The issue number</param>
-        public IObservable<Unit> Lock(string owner, string name, int number)
+        /// <param name="lockReason">The reason for locking the issue</param>
+        public IObservable<Unit> Lock(string owner, string name, int number, LockReason? lockReason = null)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, nameof(owner));
             Ensure.ArgumentNotNullOrEmptyString(name, nameof(name));
 
-            return _client.Lock(owner, name, number).ToObservable();
+            return _client.Lock(owner, name, number, lockReason).ToObservable();
         }
 
         /// <summary>
@@ -494,9 +495,10 @@ public IObservable<Unit> Lock(string owner, string name, int number)
         /// <remarks>https://developer.github.com/v3/issues/#lock-an-issue</remarks>
         /// <param name="repositoryId">The Id of the repository</param>
         /// <param name="number">The issue number</param>
-        public IObservable<Unit> Lock(long repositoryId, int number)
+        /// <param name="lockReason">The reason for locking the issue</param>
+        public IObservable<Unit> Lock(long repositoryId, int number, LockReason? lockReason = null)
         {
-            return _client.Lock(repositoryId, number).ToObservable();
+            return _client.Lock(repositoryId, number, lockReason).ToObservable();
         }
 
         /// <summary>

Octokit.Tests.Integration/Clients/IssuesClientTests.cs

@@ -252,6 +252,20 @@ public async Task CanLockAndUnlockIssue()
         Assert.False(retrieved.Locked);
     }
 
+    [IntegrationTest]
+    public async Task CanAccessActiveLockReason()
+    {
+        var newIssue = new NewIssue("a test issue") { Body = "A new unassigned issue" };
+        var issue = await _issuesClient.Create(_context.RepositoryOwner, _context.RepositoryName, newIssue);
+        Assert.False(issue.Locked);
+
+        await _issuesClient.Lock(_context.RepositoryOwner, _context.RepositoryName, issue.Number, LockReason.OffTopic);
+        var retrieved = await _issuesClient.Get(_context.RepositoryOwner, _context.RepositoryName, issue.Number);
+        Assert.NotNull(retrieved);
+        Assert.True(retrieved.Locked);
+        Assert.Equal(retrieved.ActiveLockReason, LockReason.OffTopic);
+    }
+
     [IntegrationTest]
     public async Task CanLockAndUnlockIssueWithRepositoryId()
     {

Octokit.Tests/Models/IssueTest.cs

@@ -120,8 +120,9 @@ public void CanBeDeserialized()
 ""events_url"": ""https://api.github.com/users/octocat/events{/privacy}"",
 ""received_events_url"": ""https://api.github.com/users/octocat/received_events"",
 ""type"": ""User"",
-""site_admin"": false
-}
+""site_admin"": false,
+},
+""active_lock_reason"": null
 }";
         var serializer = new SimpleJsonSerializer();
 
@@ -130,6 +131,7 @@ public void CanBeDeserialized()
         Assert.Equal(1347, issue.Number);
         Assert.Equal("octocat", issue.User.Login);
         Assert.Equal("bug", issue.Labels.First().Name);
+        Assert.Null(issue.ActiveLockReason);
     }
 
     public class TheToUpdateMethod

Octokit/Clients/IIssuesClient.cs

@@ -321,15 +321,17 @@ public interface IIssuesClient
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="number">The issue number</param>
-        Task Lock(string owner, string name, int number);
+        /// <param name="lockReason">The reason for locking the issue</param>
+        Task Lock(string owner, string name, int number, LockReason? lockReason = null);
 
         /// <summary>
         /// Locks an issue for the specified repository. Issue owners and users with push access can lock an issue.
         /// </summary>
         /// <remarks>https://developer.github.com/v3/issues/#lock-an-issue</remarks>
         /// <param name="repositoryId">The Id of the repository</param>
         /// <param name="number">The issue number</param>
-        Task Lock(long repositoryId, int number);
+        /// <param name="lockReason">The reason for locking the issue</param>
+        Task Lock(long repositoryId, int number, LockReason? lockReason = null);
 
         /// <summary>
         /// Unlocks an issue for the specified repository. Issue owners and users with push access can unlock an issue.

Octokit/Clients/IssuesClient.cs

@@ -500,13 +500,14 @@ public Task<Issue> Update(long repositoryId, int number, IssueUpdate issueUpdate
         /// <param name="owner">The owner of the repository</param>
         /// <param name="name">The name of the repository</param>
         /// <param name="number">The issue number</param>
+        /// <param name="lockReason">The reason for locking the issue</param>
         [ManualRoute("PUT", "/repos/{owner}/{repo}/issues/{issue_number}/lock")]
-        public Task Lock(string owner, string name, int number)
+        public Task Lock(string owner, string name, int number, LockReason? lockReason = null)
         {
             Ensure.ArgumentNotNullOrEmptyString(owner, nameof(owner));
             Ensure.ArgumentNotNullOrEmptyString(name, nameof(name));
 
-            return ApiConnection.Put<Issue>(ApiUrls.IssueLock(owner, name, number), new object());
+            return ApiConnection.Put<Issue>(ApiUrls.IssueLock(owner, name, number), lockReason.HasValue ? new { LockReason = lockReason } : new object());
         }
 
         /// <summary>
@@ -515,10 +516,11 @@ public Task Lock(string owner, string name, int number)
         /// <remarks>https://developer.github.com/v3/issues/#lock-an-issue</remarks>
         /// <param name="repositoryId">The Id of the repository</param>
         /// <param name="number">The issue number</param>
+        /// <param name="lockReason">The reason for locking the issue</param>
         [ManualRoute("PUT", "/repositories/{id}/issues/{number}/lock")]
-        public Task Lock(long repositoryId, int number)
+        public Task Lock(long repositoryId, int number, LockReason? lockReason = null)
         {
-            return ApiConnection.Put<Issue>(ApiUrls.IssueLock(repositoryId, number), new object());
+            return ApiConnection.Put<Issue>(ApiUrls.IssueLock(repositoryId, number), lockReason.HasValue ? new { LockReaons = lockReason } : new object());
         }
 
         /// <summary>

Octokit/Models/Common/LockReason.cs

@@ -0,0 +1,26 @@
+using Octokit.Internal;
+
+namespace Octokit
+{
+    /// <summary>
+    /// The possible reasons that an issue or pull request was locked.
+    /// </summary>
+    public enum LockReason
+    {
+        // The issue or pull request was locked because the conversation was off-topic.
+        [Parameter(Value = "off-topic")]
+        OffTopic,
+
+        // The issue or pull request was locked because the conversation was resolved.
+        [Parameter(Value = "resolved")]
+        Resolved,
+
+        // The issue or pull request was locked because the conversation was spam.
+        [Parameter(Value = "spam")]
+        Spam,
+
+        // The issue or pull request was locked because the conversation was too heated.
+        [Parameter(Value = "too heated")]
+        TooHeated
+    }
+}

Octokit/Models/Response/Issue.cs

@@ -4,14 +4,15 @@
 using System.Globalization;
 using System.Linq;
 
+
 namespace Octokit
 {
     [DebuggerDisplay("{DebuggerDisplay,nq}")]
     public class Issue
     {
         public Issue() { }
 
-        public Issue(string url, string htmlUrl, string commentsUrl, string eventsUrl, int number, ItemState state, string title, string body, User closedBy, User user, IReadOnlyList<Label> labels, User assignee, IReadOnlyList<User> assignees, Milestone milestone, int comments, PullRequest pullRequest, DateTimeOffset? closedAt, DateTimeOffset createdAt, DateTimeOffset? updatedAt, int id, string nodeId, bool locked, Repository repository, ReactionSummary reactions)
+        public Issue(string url, string htmlUrl, string commentsUrl, string eventsUrl, int number, ItemState state, string title, string body, User closedBy, User user, IReadOnlyList<Label> labels, User assignee, IReadOnlyList<User> assignees, Milestone milestone, int comments, PullRequest pullRequest, DateTimeOffset? closedAt, DateTimeOffset createdAt, DateTimeOffset? updatedAt, int id, string nodeId, bool locked, Repository repository, ReactionSummary reactions, LockReason? activeLockReason)
         {
             Id = id;
             NodeId = nodeId;
@@ -37,6 +38,7 @@ public Issue(string url, string htmlUrl, string commentsUrl, string eventsUrl, i
             Locked = locked;
             Repository = repository;
             Reactions = reactions;
+            ActiveLockReason = activeLockReason;
         }
 
         /// <summary>
@@ -156,6 +158,11 @@ public Issue(string url, string htmlUrl, string commentsUrl, string eventsUrl, i
         /// </summary>
         public ReactionSummary Reactions { get; protected set; }
 
+        /// <summary>
+        /// Reason that the conversation was locked.
+        /// </summary>
+        public StringEnum<LockReason>? ActiveLockReason { get; protected set; }
+
         internal string DebuggerDisplay
         {
             get