private async Task <string> SanitiseChannelMentions(string s, Optional <Snowflake> guildId)
{
if (!guildId.HasValue)
{
return(s);
}
var getGuildChannelsRes = await _guildApi.GetGuildChannelsAsync(guildId.Value);
var sanitised = getGuildChannelsRes.IsSuccess
? Regex.Replace(s, ChannelMentionRegex, match =>
{
var parseSuccessful = ulong.TryParse(match.Groups[1].Value, out var id);
if (!parseSuccessful)
{
return($"#{FallbackChannelName}");
}
var matchingChannel = getGuildChannelsRes.Entity
.FirstOrDefault(c => c.ID.Value == id);
var matchingChannelName = matchingChannel switch
{
{ Name: { HasValue: true } } => matchingChannel.Name.Value,
_ => FallbackChannelName
};
return($"#{matchingChannelName}");
})
/// <summary>
/// Finds a Discord channel in a Discord guild by channel name.
/// </summary>
/// <param name="guildApi">The guild API.</param>
/// <param name="guildId">The ID of the guild in which to look for the channel.</param>
/// <param name="channelName">The name of the channel to find.</param>
/// <returns>Result of the operation. If successful contains the matching <see cref="IChannel"/>.</returns>
/// <remarks>If multiple channels are found returns the first match.</remarks>
public static async Task <Result <IChannel> > FindGuildChannelByName(this IDiscordRestGuildAPI guildApi,
Snowflake guildId,
string channelName)
{
var getGuildChannelsResult = await guildApi.GetGuildChannelsAsync(guildId);
if (!getGuildChannelsResult.IsSuccess)
{
return(Result <IChannel> .FromError(getGuildChannelsResult));
}
var guildChannels = getGuildChannelsResult.Entity;
if (guildChannels is null)
{
return(new NotFoundError("Guild channels for current guild not found."));
}
var channel = guildChannels
.Where(c => c.Name.HasValue && c.Name.Value is not null)
.FirstOrDefault(c => c.Name.Value !.Equals(channelName));
if (channel is null)
{
return(new NotFoundError(
$"Could not find the channel with name {channelName} in guild {guildId}."));
}
return(Result <IChannel> .FromSuccess(channel));
}
public async Task <Result <QueryResult> > Handle(Query request, CancellationToken cancellationToken)
{
var getGuildRolesResult = await _guildApi.GetGuildRolesAsync(request.GuildId, cancellationToken);
if (!getGuildRolesResult.IsSuccess)
{
return(Result <QueryResult> .FromError(getGuildRolesResult));
}
var getGuildChannelsResult = await _guildApi.GetGuildChannelsAsync(request.GuildId, cancellationToken);
if (!getGuildChannelsResult.IsSuccess)
{
return(Result <QueryResult> .FromError(getGuildChannelsResult));
}
var roles = getGuildRolesResult.Entity;
if (roles is null)
{
return(new NotFoundError($"Could not find roles in guild {request.GuildId}."));
}
var channels = getGuildChannelsResult.Entity;
if (channels is null)
{
return(new NotFoundError($"Could not find channels in guild {request.GuildId}."));
}
var staffRole = roles.FirstOrDefault(r => r.Name.Equals(_roleNames.Staff));
if (staffRole is null)
{
return(new NotFoundError(
$"Could not find Staff role ({_roleNames.Staff}) in guild {request.GuildId}."));
}
var membersChannel = channels.FirstOrDefault(c => c.Name.Equals(_channelNames.MemberApps));
if (membersChannel is null)
{
return(new NotFoundError(
$"Could not find member apps channel (#{_channelNames.MemberApps}) in guild {request.GuildId}."));
}
return(new QueryResult(membersChannel.ID, staffRole.ID));
}