1  using BiblioTech.CodexChecking;
 2  using BiblioTech.Options;
 3  
 4  namespace BiblioTech.Commands
 5  {
 6      public class CheckDownloadCommand : BaseCommand
 7      {
 8          private readonly CodexTwoWayChecker checker;
 9  
10          private readonly StringOption contentOption = new StringOption(
11              name: "content",
12              description: "Content of the downloaded file",
13              isRequired: false);
14  
15          public CheckDownloadCommand(CodexTwoWayChecker checker)
16          {
17              this.checker = checker;
18          }
19  
20          public override string Name => "checkdownload";
21          public override string StartingMessage => "Connecting to the testnet... Please be patient... " + RandomBusyMessage.Get();
22          public override string Description => "Checks the download connectivity of your Codex node.";
23          public override CommandOption[] Options => [contentOption];
24  
25          protected override async Task Invoke(CommandContext context)
26          {
27              var user = context.Command.User;
28              var content = await contentOption.Parse(context);
29              try
30              {
31                  var handler = new CheckResponseHandler(context, user);
32                  if (string.IsNullOrEmpty(content))
33                  {
34                      await checker.StartDownloadCheck(handler, user.Id);
35                  }
36                  else
37                  {
38                      if (content.Length > 1024)
39                      {
40                          await context.Followup("Provided content is too long!");
41                          return;
42                      }
43                      await checker.VerifyDownloadCheck(handler, user.Id, content);
44                  }
45              }
46              catch (Exception ex)
47              {
48                  await RespondWithError(context, ex);
49              }
50          }
51  
52          private async Task RespondWithError(CommandContext context, Exception ex)
53          {
54              await Program.AdminChecker.SendInAdminChannel("Exception during CheckDownloadCommand: " + ex);
55              await context.Followup("I'm sorry to report something has gone wrong in an unexpected way. Error details are already posted in the admin channel.");
56          }
57      }
58  }