public async Task Prefix([Summary("commands/prefix:parameter_prefix")][Remainder] string prefix = null)
{
// Prepare reply
EmbedBuilder eb;
var reply = new StringBuilder();
var ts = await TranslationManager.CreateFor(Context.Channel);
// Get the prefix
if (prefix is null)
{
// Get prefix
var prefixGet = pm.GetPrefixAsync(Context.Guild?.Id);
// Prepare message
eb = EmbedFactory.CreateSuccess()
.WithTitle(ts.GetMessage("commands/prefix:embed_title"));
// Send a message
reply.AppendLine(MessageFormatter.Format(ts.GetMessage("commands/prefix:my_prefix_is"), PrefixManagerService.PrettyPrefix(await prefixGet)));
if (Context.IsPrivate)
{
reply.AppendLine(ts.GetMessage("commands/prefix:error_private_messages"));
}
eb.Description = reply.ToString();
await ReplyAsync(embed : eb.Build());
// Return!
return;
}
// Check if in guild
if (Context.Guild is null)
{
// No
eb = EmbedFactory.CreateError()
.WithTitle(ts.GetMessage("errors:permission_denied"));
reply.AppendLine(ts.GetMessage("commands/prefix:error_private_messages"));
}
else
{
// In guild
string currentPrefix = await pm.GetPrefixAsync(Context.Guild.Id);
if (currentPrefix == prefix)
{
eb = EmbedFactory.CreateError()
.WithTitle(ts.GetMessage("errors:permission_denied"));
reply.AppendLine(ts.GetMessage("commands/prefix:error_same_prefix"));
}
else
{
if (!Regex.IsMatch(prefix, @"[A-Za-zÅÖÄåöä0-9!?+\/%$#]*"))
{
eb = EmbedFactory.CreateError()
.WithTitle(ts.GetMessage("commands/prefix:embed_title"))
.WithDescription("commands/prefix:error_invalid_prefix");
await ReplyAsync(embed : eb.Build());
return;
}
// Update the prefix cache
await pm.CachePrefix(Context.Guild.Id, prefix);
// Send the info message here for seemingly better performance. The prefix is cached in Redis so it will still work.
eb = EmbedFactory.CreateSuccess()
.WithTitle(ts.GetMessage("commands/prefix:embed_title"));
reply.AppendLine(MessageFormatter.Format(ts.GetMessage("commands/prefix:prefix_set_message"),
PrefixManagerService.PrettyPrefix(prefix)));
// Send message
eb.Description = reply.ToString();
ReplyAsync(embed: eb.Build()).Release();
try
{
// Set prefix in the actual database.
await pm.SetPrefixAsync(Context.Guild.Id, prefix);
}
catch (Exception e)
{
// Log the error so that it can be debugged
var log = Logger.GetLogger(this);
log.Warning($"Failed to store prefix for guild {Context.Guild.Name} ({Context.Guild.Id}): pfx: {prefix} Exception:", e);
}
return;
}
}
// Send message
eb.Description = reply.ToString();
await ReplyAsync(embed : eb.Build());
}
public PrefixCommand(PrefixManagerService prefixManager)
{
pm = prefixManager;
}
