hermes-client/Hermes/HermesApiClient.cs

using TwitchChatTTS.Helpers;
using TwitchChatTTS;
using System.Text.Json;
using HermesSocketLibrary.Requests.Messages;
using TwitchChatTTS.Hermes;
using TwitchChatTTS.Twitch.Redemptions;
using TwitchChatTTS.Chat.Groups.Permissions;
using TwitchChatTTS.Chat.Groups;

public class HermesApiClient
{
    private readonly WebClientWrap _web;
    
    public const string BASE_URL = "tomtospeech.com";

    public HermesApiClient(Configuration configuration)
    {
        if (string.IsNullOrWhiteSpace(configuration.Hermes?.Token))
        {
            throw new Exception("Ensure you have written your API key in \".token\" file, in the same folder as this application.");
        }

        _web = new WebClientWrap(new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = false,
            PropertyNamingPolicy = JsonNamingPolicy.SnakeCaseLower
        });
        _web.AddHeader("x-api-key", configuration.Hermes.Token);
    }

    public async Task<TTSVersion?> GetLatestTTSVersion()
    {
        return await _web.GetJson<TTSVersion>($"https://{BASE_URL}/api/info/version");
    }

    public async Task<Account> FetchHermesAccountDetails()
    {
        var account = await _web.GetJson<Account>($"https://{BASE_URL}/api/account");
        if (account == null || account.Id == null || account.Username == null)
            throw new NullReferenceException("Invalid value found while fetching for hermes account data.");
        return account;
    }

    public async Task<TwitchBotToken> FetchTwitchBotToken()
    {
        var token = await _web.GetJson<TwitchBotToken>($"https://{BASE_URL}/api/token/bot");
        if (token == null || token.ClientId == null || token.AccessToken == null || token.RefreshToken == null || token.ClientSecret == null)
            throw new Exception("Failed to fetch Twitch API token from Hermes.");

        return token;
    }

    public async Task<IEnumerable<TTSUsernameFilter>> FetchTTSUsernameFilters()
    {
        var filters = await _web.GetJson<IEnumerable<TTSUsernameFilter>>($"https://{BASE_URL}/api/settings/tts/filter/users");
        if (filters == null)
            throw new Exception("Failed to fetch TTS username filters from Hermes.");

        return filters;
    }

    public async Task<string> FetchTTSDefaultVoice()
    {
        var data = await _web.GetJson<string>($"https://{BASE_URL}/api/settings/tts/default");
        if (data == null)
            throw new Exception("Failed to fetch TTS default voice from Hermes.");

        return data;
    }

    public async Task<IEnumerable<TTSChatterSelectedVoice>> FetchTTSChatterSelectedVoices()
    {
        var voices = await _web.GetJson<IEnumerable<TTSChatterSelectedVoice>>($"https://{BASE_URL}/api/settings/tts/selected");
        if (voices == null)
            throw new Exception("Failed to fetch TTS chatter selected voices from Hermes.");

        return voices;
    }

    public async Task<IEnumerable<string>> FetchTTSEnabledVoices()
    {
        var voices = await _web.GetJson<IEnumerable<string>>($"https://{BASE_URL}/api/settings/tts");
        if (voices == null)
            throw new Exception("Failed to fetch TTS enabled voices from Hermes.");

        return voices;
    }

    public async Task<IEnumerable<TTSWordFilter>> FetchTTSWordFilters()
    {
        var filters = await _web.GetJson<IEnumerable<TTSWordFilter>>($"https://{BASE_URL}/api/settings/tts/filter/words");
        if (filters == null)
            throw new Exception("Failed to fetch TTS word filters from Hermes.");

        return filters;
    }

    public async Task<IEnumerable<Redemption>> FetchRedemptions()
    {
        var redemptions = await _web.GetJson<IEnumerable<Redemption>>($"https://{BASE_URL}/api/settings/redemptions", new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = false,
            PropertyNamingPolicy = JsonNamingPolicy.CamelCase
        });
        if (redemptions == null)
            throw new Exception("Failed to fetch redemptions from Hermes.");

        return redemptions;
    }

    public async Task<IEnumerable<Group>> FetchGroups()
    {
        var groups = await _web.GetJson<IEnumerable<Group>>($"https://{BASE_URL}/api/settings/groups", new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = false,
            PropertyNamingPolicy = JsonNamingPolicy.CamelCase
        });
        if (groups == null)
            throw new Exception("Failed to fetch groups from Hermes.");

        return groups;
    }

    public async Task<IEnumerable<GroupChatter>> FetchGroupChatters()
    {
        var chatters = await _web.GetJson<IEnumerable<GroupChatter>>($"https://{BASE_URL}/api/settings/groups/users", new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = false,
            PropertyNamingPolicy = JsonNamingPolicy.CamelCase
        });
        if (chatters == null)
            throw new Exception("Failed to fetch groups from Hermes.");

        return chatters;
    }

    public async Task<IEnumerable<GroupPermission>> FetchGroupPermissions()
    {
        var permissions = await _web.GetJson<IEnumerable<GroupPermission>>($"https://{BASE_URL}/api/settings/groups/permissions", new JsonSerializerOptions()
        {
            PropertyNameCaseInsensitive = false,
            PropertyNamingPolicy = JsonNamingPolicy.CamelCase
        });
        if (permissions == null)
            throw new Exception("Failed to fetch group permissions from Hermes.");

        return permissions;
    }

    public async Task<IEnumerable<RedeemableAction>> FetchRedeemableActions()
    {
        var actions = await _web.GetJson<IEnumerable<RedeemableAction>>($"https://{BASE_URL}/api/settings/redemptions/actions");
        if (actions == null)
            throw new Exception("Failed to fetch redeemable actions from Hermes.");

        return actions;
    }
}