public async Task CheckBanAction(RuleExceedCheckCommand command)
{
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(command.TwitchUsername).ConfigureAwait(false);
if (suspensionsForUser.Count == 0)
{
return;
}
var userReport = new UserReport(command.TwitchUsername, suspensionsForUser);
var channels = await channelRepository.GetChannels().ConfigureAwait(false);
foreach (var channel in channels.Where(x => x.ChannelRules.Count > 0))
{
foreach (var rule in channel.ChannelRules.Where(x => x.ActionOnTrigger == ChannelRuleAction.Ban))
{
if (userReport.Exceeds(rule))
{
if (channel.SystemIsModerator && channel.ShouldListen)
{
await SendBanCommandFor(command.TwitchUsername, channel.ChannelName, rule.RuleName).ConfigureAwait(false);
}
else
{
logger.LogInformation("Channel Rule triggered ban, but channel does not have moderation / listening enabled for: {arg}", channel.ChannelName);
}
}
}
}
}
private async Task MarkActiveSuspensionsForUserAsUndone(string username, string undoneBy, DateTime timeOfSuspension, IMessageDispatcher messageDispatcher)
{
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(username).ConfigureAwait(false);
foreach (var activeSuspension in suspensionsForUser.Where(x => x.IsActive(timeOfSuspension)))
{
activeSuspension.MarkSuspensionAsUndone(undoneBy);
await suspensionRepository.Save(activeSuspension).ConfigureAwait(false);
await messageDispatcher.Publish(new SuspensionUpdatedEvent
{
ChannelOfOrigin = activeSuspension.ChannelOfOrigin,
SuspensionId = activeSuspension.SuspensionId
}).ConfigureAwait(false);
}
}
public async Task <IResult <Suspension> > UpdateAuditState(Guid suspensionId, bool audited, IApplicationContext context)
{
var fetch = await RetrieveSuspensionAndCheckAccess(suspensionId, context).ConfigureAwait(false);
if (fetch.State != ResultState.Success)
{
return(fetch);
}
var suspension = fetch.Data;
if (suspension.SuspensionType == SuspensionType.Ban)
{
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(suspension.Username).ConfigureAwait(false);
foreach (var ban in suspensionsForUser.Where(x => x.SuspensionType == SuspensionType.Ban &&
x.Audited &&
string.Equals(x.ChannelOfOrigin, suspension.ChannelOfOrigin, StringComparison.OrdinalIgnoreCase)).ToList())
{
if (ban.Timestamp < suspension.Timestamp && !ban.InvalidSuspension)
{
ban.UpdateValidity(true, "Invalid because a new ban overwrites", context, datetimeProvider.UtcNow);
await suspensionRepository.Save(ban).ConfigureAwait(false);
await PublishSuspensionUpdatedEvent(ban).ConfigureAwait(false);
}
}
}
suspension.UpdateAuditedState(audited, context, datetimeProvider.UtcNow);
await suspensionRepository.Save(suspension).ConfigureAwait(false);
if (suspension.Audited && !suspension.InvalidSuspension)
{
await PublishSuspensionAuditedEvent(suspension).ConfigureAwait(false);
}
await PublishSuspensionUpdatedEvent(suspension).ConfigureAwait(false);
return(Result <Suspension> .Succeeded(suspension));
}
public async Task IssueBanFor(string username, string channelToBanFrom, string systemReason)
{
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(username).ConfigureAwait(false);
var suspensionsForUserInChannel = suspensionsForUser.Where(x => string.Equals(x.ChannelOfOrigin, channelToBanFrom, StringComparison.OrdinalIgnoreCase));
if (suspensionsForUserInChannel.Any(x => x.SuspensionType == SuspensionType.Ban && !x.InvalidSuspension && x.Audited))
{
logger.LogInformation("{arg} has already been banned from {arg2}", username, channelToBanFrom);
return;
}
client.BanUser(username, channelToBanFrom, systemReason);
}
public async Task <IResult <List <UserRulesExceeded> > > GetUsersWhoExceedsRules(string channelName, IApplicationContext context)
{
var suspensionsForSystem = await suspensionRepository.GetSuspensions(datetimeProvider.UtcNow.AddYears(-1)).ConfigureAwait(false);
var usersFromSuspensions = suspensionsForSystem.Select(x => x.Username);
var channel = await channelRepository.GetChannel(channelName).ConfigureAwait(false);
if (!context.HaveAccessTo(channel))
{
return(Result <List <UserRulesExceeded> > .Unauthorized());
}
var allSuspensionsForChannel = await suspensionRepository.GetSuspensionsForChannel(channelName).ConfigureAwait(false);
var allValidAuditedSuspensionForChannel = allSuspensionsForChannel.Where(x => !x.InvalidSuspension && x.Audited);
var usersWhoExceeded = new List <UserRulesExceeded>();
foreach (var user in usersFromSuspensions.Distinct(StringComparer.OrdinalIgnoreCase))
{
// If we already have a ban
if (allValidAuditedSuspensionForChannel.Any(x => string.Equals(x.Username, user, StringComparison.OrdinalIgnoreCase) && x.SuspensionType == SuspensionType.Ban))
{
continue;
}
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(user).ConfigureAwait(false);
var report = new UserReport(user, suspensionsForUser);
foreach (var rule in channel.ChannelRules.Where(x => x.ActionOnTrigger == ChannelRuleAction.Ban))
{
if (report.Exceeds(rule))
{
var userRulesExceeded = usersWhoExceeded.Find(x => string.Equals(x.Username, user, StringComparison.OrdinalIgnoreCase)) ?? new UserRulesExceeded {
Username = user
};
usersWhoExceeded.Remove(userRulesExceeded);
userRulesExceeded.RulesBroken.Add(rule);
usersWhoExceeded.Add(userRulesExceeded);
}
}
}
return(Result <List <UserRulesExceeded> > .Succeeded(usersWhoExceeded));
}
public async Task <IResult <UserReport> > GetUserReportFor(string username)
{
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(username).ConfigureAwait(false);
if (suspensionsForUser.Count == 0)
{
return(Result <UserReport> .NoContentFound());
}
var userReport = new UserReport(username, suspensionsForUser);
if (userReport.Suspensions.Count == 0)
{
return(Result <UserReport> .NoContentFound());
}
return(Result <UserReport> .Succeeded(userReport));
}
public async Task SendNotification(string username, string channelOfOrigin, Guid ruleId)
{
var channel = await channelRepository.GetChannel(channelOfOrigin).ConfigureAwait(false);
var ruleThatWasBroken = channel.ChannelRules.FirstOrDefault(x => x.RuleId == ruleId);
var suspensionsForUser = await suspensionRepository.GetSuspensionsForUser(username).ConfigureAwait(false);
if (UserHasActiveBanInTheChannel())
{
logger.LogInformation($"{username} already has active bans in {channelOfOrigin}, no need to send notification to discord");
return;
}
var ownerOfChannel = await userRepository.GetByTwitchUsername(channel.ChannelName).ConfigureAwait(false);
if (ownerOfChannel?.DiscordEnabled == true)
{
logger.LogInformation($"Sent discord notification to {ownerOfChannel.TwitchUsername} (Owner of channel)");
await discordMessageClient.SendDmToUser(ownerOfChannel.DiscordUserId, $"{username}, has been spotted in your channel, they have exceeded the rule: {ruleThatWasBroken.RuleName}").ConfigureAwait(false);
}
foreach (var mod in channel.Moderators)
{
var user = await userRepository.GetByTwitchUsername(mod).ConfigureAwait(false);
if (user?.DiscordEnabled == true)
{
logger.LogInformation($"Sent discord notification to {user.TwitchUsername}");
await discordMessageClient.SendDmToUser(user.DiscordUserId, $"{username}, has been spotted in {channel.ChannelName}, they have exceeded the rule: {ruleThatWasBroken.RuleName}").ConfigureAwait(false);
}
}
bool UserHasActiveBanInTheChannel()
{
return(suspensionsForUser.Any(x =>
string.Equals(x.ChannelOfOrigin, channelOfOrigin, StringComparison.OrdinalIgnoreCase) &&
x.SuspensionType == SuspensionType.Ban &&
x.Audited &&
!x.InvalidSuspension));
}
}
