From db25be46ecbbed7c0134f6ae226d9b943960bab1 Mon Sep 17 00:00:00 2001
From: "Collin M. Barrett" <collinbarrett@users.noreply.github.com>
Date: Tue, 2 Jul 2019 15:29:30 -0500
Subject: [PATCH] initial impl of CloseUrlValidationIssue

---
 .../Features/Urls/CloseUrlValidationIssue.cs  | 24 +++++++++++++++++--
 1 file changed, 22 insertions(+), 2 deletions(-)

diff --git a/src/FilterLists.Agent/Features/Urls/CloseUrlValidationIssue.cs b/src/FilterLists.Agent/Features/Urls/CloseUrlValidationIssue.cs
index 3c0ce3929..7dfb6be7a 100644
--- a/src/FilterLists.Agent/Features/Urls/CloseUrlValidationIssue.cs
+++ b/src/FilterLists.Agent/Features/Urls/CloseUrlValidationIssue.cs
@@ -1,7 +1,9 @@
-using System.Threading;
+using System.Linq;
+using System.Threading;
 using System.Threading.Tasks;
 using FilterLists.Agent.Infrastructure.Clients;
 using MediatR;
+using Octokit;
 
 namespace FilterLists.Agent.Features.Urls
 {
@@ -14,7 +16,6 @@ public class Command : IRequest
         public class Handler : AsyncRequestHandler<Command>
         {
             private const string AgentBotLabel = "agent bot";
-            private const string IssueTitle = "Url Validation Errors";
             private readonly IAgentGitHubClient _gitHubClient;
 
             public Handler(IAgentGitHubClient agentGitHubClient)
@@ -24,6 +25,25 @@ public Handler(IAgentGitHubClient agentGitHubClient)
 
             protected override async Task Handle(Command request, CancellationToken cancellationToken)
             {
+                var issue = await GetOpenIssueOrNull();
+                if (issue is null)
+                    return;
+                var updateIssue = issue.ToUpdate();
+                updateIssue.State = ItemState.Closed;
+                updateIssue.Body = issue.Body +
+                                   "<h1>Update:</h1>This issue is being closed since all URLs seem to now be valid.";
+                await _gitHubClient.UpdateIssue(issue.Number, updateIssue);
+            }
+
+            private async Task<Issue> GetOpenIssueOrNull()
+            {
+                var issueRequest = new RepositoryIssueRequest
+                {
+                    Filter = IssueFilter.All,
+                    State = ItemStateFilter.Open,
+                    Labels = {AgentBotLabel}
+                };
+                return (await _gitHubClient.GetAllIssues(issueRequest)).FirstOrDefault();
             }
         }
     }