public async Task <SetPrefixResult> SetPrefix(SetPrefixCriteria criteria)
    {
        _setPrefixValidator.ValidateAndThrow(criteria);

        _logger.LogDebug("Setting prefix '{Prefix}' for guild '{GuildId}'.", criteria.Prefix, criteria.GuildId);

        var getOptionsQuery = new GetOptionsQuery()
        {
            GuildId = criteria.GuildId
        };

        var options = await _guildAccessor.GetOptions(getOptionsQuery) ?? new GuildOptions();

        options.Id     = criteria.GuildId;
        options.Prefix = criteria.Prefix;

        var saveOptionsQuery = new SaveOptionsQuery()
        {
            Options = options
        };

        await _guildAccessor.SaveOptions(saveOptionsQuery);

        return(new SetPrefixResult()
        {
            Success = true
        });
    }
    public async Task <GuildOptionsResult?> GetGuildOptions(GuildOptionsCriteria criteria)
    {
        _getGuildOptionsValidator.ValidateAndThrow(criteria);

        _logger.LogDebug("Getting options for guild '{GuildId}'.", criteria.GuildId);

        var query = new GetOptionsQuery()
        {
            GuildId = criteria.GuildId
        };

        var options = await _guildAccessor.GetOptions(query);

        if (options is null)
        {
            _logger.LogDebug("Options do not exist in storage. Returning null.");
            return(null);
        }

        return(new GuildOptionsResult()
        {
            GuildId = options.Id,
            IsVerificationSet = options.FreeCompany?.Id is object && options.VerifiedRoleId > 0,
            Prefix = options.Prefix,
            SignupEmotes = options.SignupEmotes,
            FreeCompanyName = options.FreeCompany?.Name
        });
    }
    public async Task <GuildOptions?> GetOptions(GetOptionsQuery query)
    {
        _logger.LogDebug("Retrieving options for guild '{GuildId}'.", query.GuildId);

        var key          = $"{_guildKey}:{query.GuildId}";
        var guildOptions = await _distributedCache.GetStringAsync(key);

        if (string.IsNullOrEmpty(guildOptions))
        {
            _logger.LogTrace("Guild options not found. Returning null.");
            return(null);
        }

        return(JsonSerializer.Deserialize <GuildOptions>(guildOptions));
    }
    public async Task <SetSignupEmotesResult> SetSignupEmotes(SetSignupEmotesCriteria criteria)
    {
        _setSignupEmotesValidator.ValidateAndThrow(criteria);

        _logger.LogDebug("Setting sign-up emotes options for guild '{GuildId}' with emotes '{Emotes}'.", criteria.GuildId, criteria.Emotes);

        var emotes = EmotesEngine.Split(criteria.Emotes);

        if (emotes.Count == 0)
        {
            _logger.LogDebug("Valid emotes were not found.");

            return(new SetSignupEmotesResult()
            {
                Status = SetSignupEmotesStatus.EmotesNotFound
            });
        }

        var getOptionsQuery = new GetOptionsQuery()
        {
            GuildId = criteria.GuildId
        };

        var options = await _guildAccessor.GetOptions(getOptionsQuery) ?? new GuildOptions();

        options.Id           = criteria.GuildId;
        options.SignupEmotes = emotes;

        var saveOptionsQuery = new SaveOptionsQuery()
        {
            Options = options
        };

        await _guildAccessor.SaveOptions(saveOptionsQuery);

        return(new SetSignupEmotesResult()
        {
            Status = SetSignupEmotesStatus.Success
        });
    }
    public async Task <VerifyCharacterResult> Process(VerifyCharacterCriteria criteria)
    {
        _verifyCharacterValidator.ValidateAndThrow(criteria);

        // Get the guild options for free company definition.
        _logger.LogTrace("Getting guild options for guild {Id}.", criteria.GuildId);

        var guildOptionsQuery = new GetOptionsQuery()
        {
            GuildId = criteria.GuildId
        };

        var guildOptions = await _guildAccessor.GetOptions(guildOptionsQuery);

        if (guildOptions?.FreeCompany is null || guildOptions.VerifiedRoleId == 0)
        {
            _logger.LogDebug("Free Company options not defined for guild {Id}.", criteria.GuildId);

            return(new VerifyCharacterResult()
            {
                Status = Status.FreeCompanyUndefined
            });
        }

        var result = new VerifyCharacterResult()
        {
            FreeCompanyName = guildOptions.FreeCompany.Name,
            VerifiedRoleId  = guildOptions.VerifiedRoleId
        };

        // Parse the query into name/server.
        _logger.LogTrace("Parsing query: {Query}.", criteria.Query);

        var(name, _) = NameServerEngine.Parse(criteria.Query);

        // Search for the character.
        _logger.LogTrace("Searching for {CharacterName} on {ServerName}.", name, guildOptions.FreeCompany.Server);

        var searchQuery = new SearchCharacterQuery()
        {
            Name   = name,
            Server = guildOptions.FreeCompany.Server
        };

        var searchData = await _xivApiAccessor.SearchCharacter(searchQuery);

        var characterId = searchData.Results?.FirstOrDefault()?.Id;

        _logger.LogDebug("Got character Id {Id}.", characterId);

        if (characterId is null)
        {
            result.Status = Status.NotVerified;
            result.Name   = searchData.Results?.FirstOrDefault()?.Name;
            return(result);
        }

        // Check if character is already attached to a user.
        _logger.LogTrace("Checking database if {CharacterName} has already been tied to a user. CharacterId: {CharacterId}", name, characterId);

        var checkQuery = new SearchUserQuery()
        {
            CharacterId = characterId.Value
        };

        var user = await _userAccessor.SearchUser(checkQuery);

        if (user is object)
        {
            _logger.LogDebug("{CharacterName} ({CharacterId}) has already been tied to UserId {UserId}.", name, characterId, user.Id);
            result.Status         = Status.CharacterAlreadyVerified;
            result.Name           = searchData.Results?.FirstOrDefault()?.Name;
            result.VerifiedUserId = user.Id;
            return(result);
        }

        // Get the character.
        _logger.LogTrace("Getting character with Id {Id}.", characterId);

        var getQuery = new GetCharacterQuery()
        {
            Id = characterId.Value
        };

        var getData = await _xivApiAccessor.GetCharacter(getQuery);

        var characterFcId = getData?.Character?.FreeCompanyId;

        _logger.LogDebug("Got character Free Company Id {FcId}.", characterFcId);

        result.Name = getData?.Character?.Name;

        if (characterFcId != guildOptions.FreeCompany.Id)
        {
            result.Status = Status.NotVerified;
            _logger.LogDebug("{Name} failed verification. Character FC: {CFcId}. Guild FC: {FcId}", result.Name, characterFcId, guildOptions.FreeCompany.Id);
            return(result);
        }

        result.Status         = Status.Verified;
        result.VerifiedUserId = criteria.UserId;
        _logger.LogDebug("{Name} has been verified with Free Company Id {FcId}.", result.Name, guildOptions.FreeCompany.Id);

        // Save character-user map to database.
        _logger.LogDebug("Saving {Name} to database with User Id {UserId}.", result.Name, criteria.UserId);

        var dataUser = await _userAccessor.GetUser(criteria.UserId) ?? new()
        {
            Id = criteria.UserId
        };
        var mergedUser = dataUser.Merge(characterId.Value);

        mergedUser.Name = criteria.Name;
        mergedUser.Nicknames[criteria.GuildId] = result.Name ?? "";

        await _userAccessor.SaveUser(mergedUser);

        return(result);
    }
}
    public async Task <SetVerificationResult> SetVerification(SetVerificationCriteria criteria)
    {
        _setVerificationValidator.ValidateAndThrow(criteria);

        _logger.LogDebug("Setting verification options for guild '{GuildId}' with role '{RoleId}' and free company '{Query}'.", criteria.GuildId, criteria.RoleId, criteria.FreeCompanyAndServer);

        var(name, server) = NameServerEngine.Parse(criteria.FreeCompanyAndServer);

        var fcSearchQuery = new SearchFreeCompanyQuery()
        {
            Name   = name,
            Server = server
        };

        _logger.LogDebug("Searching for free company '{FreeCompanyName}' on server '{ServerName}'", name, server);

        var fcSearchData = await _xivApiAccessor.SearchFreeCompany(fcSearchQuery);

        // Find single, exact match.
        var fc = fcSearchData.Results?.SingleOrDefault(x =>
                                                       (x.Name?.Equals(name, StringComparison.OrdinalIgnoreCase) ?? false) &&
                                                       (x.Server?.Equals(server, StringComparison.OrdinalIgnoreCase) ?? false));

        if (fc is null)
        {
            _logger.LogDebug("Could not find single exact match of '{FreeCompanyName}' on server '{ServerName}'", name, server);

            return(new SetVerificationResult()
            {
                Status = SetVerificationStatus.FreeCompanyNotFound
            });
        }

        _logger.LogDebug("Found free company '{FreeCompanyName}' with Id '{FreeCompanyId}'. Saving verification options to database.", fc.Name, fc.Id);

        var getOptionsQuery = new GetOptionsQuery()
        {
            GuildId = criteria.GuildId
        };

        var options = await _guildAccessor.GetOptions(getOptionsQuery) ?? new GuildOptions();

        options.Id             = criteria.GuildId;
        options.VerifiedRoleId = criteria.RoleId;
        options.FreeCompany    = new Abstractions.Data.Storage.Models.Guild.FreeCompany()
        {
            Id     = fc.Id,
            Name   = fc.Name,
            Server = fc.Server
        };

        var saveOptionsQuery = new SaveOptionsQuery()
        {
            Options = options
        };

        await _guildAccessor.SaveOptions(saveOptionsQuery);

        return(new SetVerificationResult()
        {
            Status = SetVerificationStatus.Success
        });
    }