BotSharp/src/Plugins/BotSharp.Plugin.Twilio/OutboundPhoneCallHandler/Functions/HandleOutboundPhoneCallFn.cs
2025-02-11 17:27:07 -06:00

107 lines
4.5 KiB
C#

using BotSharp.Abstraction.Files;
using BotSharp.Abstraction.Infrastructures.Enums;
using BotSharp.Abstraction.Options;
using BotSharp.Abstraction.Routing;
using BotSharp.Core.Infrastructures;
using BotSharp.Plugin.Twilio.Interfaces;
using BotSharp.Plugin.Twilio.Models;
using BotSharp.Plugin.Twilio.OutboundPhoneCallHandler.LlmContexts;
using Twilio.Rest.Api.V2010.Account;
using Twilio.Types;
namespace BotSharp.Plugin.Twilio.OutboundPhoneCallHandler.Functions
{
public class HandleOutboundPhoneCallFn : IFunctionCallback
{
private readonly IServiceProvider _services;
private readonly ILogger<HandleOutboundPhoneCallFn> _logger;
private readonly BotSharpOptions _options;
private readonly TwilioSetting _twilioSetting;
public string Name => "util-twilio-twilio_outbound_phone_call";
public string Indication => "Dialing the number";
public HandleOutboundPhoneCallFn(
IServiceProvider services,
ILogger<HandleOutboundPhoneCallFn> logger,
BotSharpOptions options,
TwilioSetting twilioSetting)
{
_services = services;
_logger = logger;
_options = options;
_twilioSetting = twilioSetting;
}
public async Task<bool> Execute(RoleDialogModel message)
{
var args = JsonSerializer.Deserialize<LlmContextIn>(message.FunctionArgs, _options.JsonSerializerOptions);
if (args.PhoneNumber.Length != 12 || !args.PhoneNumber.StartsWith("+1", StringComparison.OrdinalIgnoreCase))
{
var error = $"Invalid phone number format: {args.PhoneNumber}";
_logger.LogError(error);
message.Content = error;
return false;
}
if (string.IsNullOrWhiteSpace(args.InitialMessage))
{
_logger.LogError("Initial message is empty.");
message.Content = "There is an error when generating phone message.";
return false;
}
var convService = _services.GetRequiredService<IConversationService>();
var convStorage = _services.GetRequiredService<IConversationStorage>();
var routing = _services.GetRequiredService<IRoutingContext>();
var fileStorage = _services.GetRequiredService<IFileStorageService>();
var sessionManager = _services.GetRequiredService<ITwilioSessionManager>();
var states = _services.GetRequiredService<IConversationStateService>();
// Fork conversation
var entryAgentId = routing.EntryAgentId;
var newConv = await convService.NewConversation(new Abstraction.Conversations.Models.Conversation
{
AgentId = entryAgentId,
Channel = ConversationChannel.Phone
});
var conversationId = newConv.Id;
convStorage.Append(conversationId, new List<RoleDialogModel>
{
new RoleDialogModel(AgentRole.User, "Hi")
{
CurrentAgentId = entryAgentId
},
new RoleDialogModel(AgentRole.Assistant, args.InitialMessage)
{
CurrentAgentId = entryAgentId
}
});
states.SetState(StateConst.SUB_CONVERSATION_ID, conversationId);
// Generate audio
var completion = CompletionProvider.GetAudioCompletion(_services, "openai", "tts-1");
var data = await completion.GenerateAudioFromTextAsync(args.InitialMessage);
var fileName = $"intial.mp3";
fileStorage.SaveSpeechFile(conversationId, fileName, data);
// Call phone number
/*await sessionManager.SetAssistantReplyAsync(conversationId, 0, new AssistantMessage
{
Content = args.InitialMessage,
SpeechFileName = fileName
});*/
var call = await CallResource.CreateAsync(
// url: new Uri($"{_twilioSetting.CallbackHost}/twilio/voice/init-call?conversationId={conversationId}"),
url: new Uri($"{_twilioSetting.CallbackHost}/twilio/stream?conversation_id={conversationId}&init_audio_file={fileName}"),
to: new PhoneNumber(args.PhoneNumber),
from: new PhoneNumber(_twilioSetting.PhoneNumber));
message.Content = $"The generated phone message: {args.InitialMessage}." ?? message.Content;
message.StopCompletion = true;
return true;
}
}
}