public static async ValueTask <Channel?> GetOrFetchChannel(this IDiscordCache cache, DiscordApiClient rest, ulong channelId)
{
if (cache.TryGetChannel(channelId, out var cacheChannel))
{
return(cacheChannel);
}
var restChannel = await rest.GetChannel(channelId);
if (restChannel != null)
{
await cache.SaveChannel(restChannel);
}
return(restChannel);
}