@n8n/n8n-nodes-langchain
Version:
168 lines • 4.7 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.description = void 0;
exports.execute = execute;
const n8n_workflow_1 = require("n8n-workflow");
const transport_1 = require("../../../transport");
const properties = [
{
displayName: 'Model',
name: 'model',
type: 'options',
default: 'tts-1',
options: [
{
name: 'TTS-1',
value: 'tts-1',
},
{
name: 'TTS-1-HD',
value: 'tts-1-hd',
},
],
},
{
displayName: 'Text Input',
name: 'input',
type: 'string',
placeholder: 'e.g. The quick brown fox jumped over the lazy dog',
description: 'The text to generate audio for. The maximum length is 4096 characters.',
default: '',
typeOptions: {
rows: 2,
},
},
{
displayName: 'Voice',
name: 'voice',
type: 'options',
default: 'alloy',
description: 'The voice to use when generating the audio',
options: [
{
name: 'Alloy',
value: 'alloy',
},
{
name: 'Echo',
value: 'echo',
},
{
name: 'Fable',
value: 'fable',
},
{
name: 'Nova',
value: 'nova',
},
{
name: 'Onyx',
value: 'onyx',
},
{
name: 'Shimmer',
value: 'shimmer',
},
],
},
{
displayName: 'Options',
name: 'options',
placeholder: 'Add Option',
type: 'collection',
default: {},
options: [
{
displayName: 'Response Format',
name: 'response_format',
type: 'options',
default: 'mp3',
options: [
{
name: 'MP3',
value: 'mp3',
},
{
name: 'OPUS',
value: 'opus',
},
{
name: 'AAC',
value: 'aac',
},
{
name: 'FLAC',
value: 'flac',
},
],
},
{
displayName: 'Audio Speed',
name: 'speed',
type: 'number',
default: 1,
typeOptions: {
minValue: 0.25,
maxValue: 4,
numberPrecision: 1,
},
},
{
displayName: 'Put Output in Field',
name: 'binaryPropertyOutput',
type: 'string',
default: 'data',
hint: 'The name of the output field to put the binary file data in',
},
],
},
];
const displayOptions = {
show: {
operation: ['generate'],
resource: ['audio'],
},
};
exports.description = (0, n8n_workflow_1.updateDisplayOptions)(displayOptions, properties);
async function execute(i) {
const model = this.getNodeParameter('model', i);
const input = this.getNodeParameter('input', i);
const voice = this.getNodeParameter('voice', i);
let response_format = 'mp3';
let speed = 1;
const options = this.getNodeParameter('options', i, {});
if (options.response_format) {
response_format = options.response_format;
}
if (options.speed) {
speed = options.speed;
}
const body = {
model,
input,
voice,
response_format,
speed,
};
const option = {
useStream: true,
returnFullResponse: true,
encoding: 'arraybuffer',
json: false,
};
const response = await transport_1.apiRequest.call(this, 'POST', '/audio/speech', { body, option });
const binaryData = await this.helpers.prepareBinaryData(response, `audio.${response_format}`, `audio/${response_format}`);
const binaryPropertyOutput = options.binaryPropertyOutput || 'data';
const newItem = {
json: {
...binaryData,
data: undefined,
},
pairedItem: { item: i },
binary: {
[binaryPropertyOutput]: binaryData,
},
};
return [newItem];
}
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