public async Task AddPlayerAsync(IGuildUser user, string teamName)
{
Verify.IsNotNull(user, nameof(user));
bool addPlayerSuccessful = false;
ulong teamRoleId = default(ulong);
await this.DoReadWriteActionOnCurrentTournamentAsync(
currentTournament =>
{
// Rewrite exit-early, then choose whether we add the role or not
if (!currentTournament.TryGetTeamFromName(teamName, out Team team))
{
this.Logger.Debug("Player {id} could not be added to nonexistent {teamName}", user.Id, teamName);
return(this.SendChannelMessage(BotStrings.TeamDoesNotExist(teamName)));
}
Player player = new Player()
{
Id = user.Id,
Team = team
};
if (!currentTournament.TryAddPlayer(player))
{
this.Logger.Debug("Player {id} already on team; not added to {teamName}", user.Id, teamName);
return(this.SendChannelMessage(BotStrings.PlayerIsAlreadyOnTeam(user.Mention)));
}
if (!currentTournament.IsTorunamentInPlayStage())
{
addPlayerSuccessful = true;
return(Task.CompletedTask);
}
KeyValuePair <Team, ulong> teamRoleIdPair = currentTournament.TournamentRoles.TeamRoleIds
.FirstOrDefault(kvp => kvp.Key == team);
if (teamRoleIdPair.Key != team)
{
// We can't add the role to the player. So undo adding the player to the tournament
this.Logger.Debug(
"Player {id} could not be added because role for {teamName} does not exist",
user.Id,
teamName);
currentTournament.TryRemovePlayer(player.Id);
return(this.SendChannelMessage(
BotStrings.PlayerCannotBeAddedToTeamWithNoRole(user.Mention, teamName)));
}
teamRoleId = teamRoleIdPair.Value;
addPlayerSuccessful = true;
return(Task.CompletedTask);
});
if (!addPlayerSuccessful)
{
return;
}
IRole teamRole = null;
if (teamRoleId != default(ulong))
{
teamRole = this.Context.Guild.GetRole(teamRoleId);
await user.AddRoleAsync(teamRole, RequestOptionsSettings.Default);
}
this.Logger.Debug(
"Player {0} successfully added to team {1}. Role added: {2}",
user.Id,
teamName,
teamRole != null);
await this.SendChannelMessage(BotStrings.AddPlayerSuccessful(user.Mention, teamName));
}