File size: 5,238 Bytes
fb4d8fe
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
import type { GatewayRequestHandlers } from "./types.js";
import { loadConfig } from "../../config/config.js";
import {
  OPENAI_TTS_MODELS,
  OPENAI_TTS_VOICES,
  getTtsProvider,
  isTtsEnabled,
  isTtsProviderConfigured,
  resolveTtsAutoMode,
  resolveTtsApiKey,
  resolveTtsConfig,
  resolveTtsPrefsPath,
  resolveTtsProviderOrder,
  setTtsEnabled,
  setTtsProvider,
  textToSpeech,
} from "../../tts/tts.js";
import { ErrorCodes, errorShape } from "../protocol/index.js";
import { formatForLog } from "../ws-log.js";

export const ttsHandlers: GatewayRequestHandlers = {
  "tts.status": async ({ respond }) => {
    try {
      const cfg = loadConfig();
      const config = resolveTtsConfig(cfg);
      const prefsPath = resolveTtsPrefsPath(config);
      const provider = getTtsProvider(config, prefsPath);
      const autoMode = resolveTtsAutoMode({ config, prefsPath });
      const fallbackProviders = resolveTtsProviderOrder(provider)
        .slice(1)
        .filter((candidate) => isTtsProviderConfigured(config, candidate));
      respond(true, {
        enabled: isTtsEnabled(config, prefsPath),
        auto: autoMode,
        provider,
        fallbackProvider: fallbackProviders[0] ?? null,
        fallbackProviders,
        prefsPath,
        hasOpenAIKey: Boolean(resolveTtsApiKey(config, "openai")),
        hasElevenLabsKey: Boolean(resolveTtsApiKey(config, "elevenlabs")),
        edgeEnabled: isTtsProviderConfigured(config, "edge"),
      });
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
  "tts.enable": async ({ respond }) => {
    try {
      const cfg = loadConfig();
      const config = resolveTtsConfig(cfg);
      const prefsPath = resolveTtsPrefsPath(config);
      setTtsEnabled(prefsPath, true);
      respond(true, { enabled: true });
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
  "tts.disable": async ({ respond }) => {
    try {
      const cfg = loadConfig();
      const config = resolveTtsConfig(cfg);
      const prefsPath = resolveTtsPrefsPath(config);
      setTtsEnabled(prefsPath, false);
      respond(true, { enabled: false });
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
  "tts.convert": async ({ params, respond }) => {
    const text = typeof params.text === "string" ? params.text.trim() : "";
    if (!text) {
      respond(
        false,
        undefined,
        errorShape(ErrorCodes.INVALID_REQUEST, "tts.convert requires text"),
      );
      return;
    }
    try {
      const cfg = loadConfig();
      const channel = typeof params.channel === "string" ? params.channel.trim() : undefined;
      const result = await textToSpeech({ text, cfg, channel });
      if (result.success && result.audioPath) {
        respond(true, {
          audioPath: result.audioPath,
          provider: result.provider,
          outputFormat: result.outputFormat,
          voiceCompatible: result.voiceCompatible,
        });
        return;
      }
      respond(
        false,
        undefined,
        errorShape(ErrorCodes.UNAVAILABLE, result.error ?? "TTS conversion failed"),
      );
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
  "tts.setProvider": async ({ params, respond }) => {
    const provider = typeof params.provider === "string" ? params.provider.trim() : "";
    if (provider !== "openai" && provider !== "elevenlabs" && provider !== "edge") {
      respond(
        false,
        undefined,
        errorShape(
          ErrorCodes.INVALID_REQUEST,
          "Invalid provider. Use openai, elevenlabs, or edge.",
        ),
      );
      return;
    }
    try {
      const cfg = loadConfig();
      const config = resolveTtsConfig(cfg);
      const prefsPath = resolveTtsPrefsPath(config);
      setTtsProvider(prefsPath, provider);
      respond(true, { provider });
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
  "tts.providers": async ({ respond }) => {
    try {
      const cfg = loadConfig();
      const config = resolveTtsConfig(cfg);
      const prefsPath = resolveTtsPrefsPath(config);
      respond(true, {
        providers: [
          {
            id: "openai",
            name: "OpenAI",
            configured: Boolean(resolveTtsApiKey(config, "openai")),
            models: [...OPENAI_TTS_MODELS],
            voices: [...OPENAI_TTS_VOICES],
          },
          {
            id: "elevenlabs",
            name: "ElevenLabs",
            configured: Boolean(resolveTtsApiKey(config, "elevenlabs")),
            models: ["eleven_multilingual_v2", "eleven_turbo_v2_5", "eleven_monolingual_v1"],
          },
          {
            id: "edge",
            name: "Edge TTS",
            configured: isTtsProviderConfigured(config, "edge"),
            models: [],
          },
        ],
        active: getTtsProvider(config, prefsPath),
      });
    } catch (err) {
      respond(false, undefined, errorShape(ErrorCodes.UNAVAILABLE, formatForLog(err)));
    }
  },
};