@n8n/n8n-nodes-langchain
Version:
96 lines • 3.51 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.description = void 0;
exports.execute = execute;
const form_data_1 = __importDefault(require("form-data"));
const n8n_workflow_1 = require("n8n-workflow");
const binary_data_1 = require("../../../helpers/binary-data");
const transport_1 = require("../../../transport");
const properties = [
{
displayName: 'Input Data Field Name',
name: 'binaryPropertyName',
type: 'string',
default: 'data',
hint: 'The name of the input field containing the binary file data to be processed',
placeholder: 'e.g. data',
description: 'Name of the binary property which contains the file. The size of individual files can be a maximum of 512 MB or 2 million tokens for Assistants.',
},
{
displayName: 'Options',
name: 'options',
placeholder: 'Add Option',
type: 'collection',
default: {},
options: [
{
displayName: 'Purpose',
name: 'purpose',
type: 'options',
default: 'user_data',
description: "The intended purpose of the uploaded file, the 'Fine-tuning' only supports .jsonl files",
options: [
{
name: 'Assistants',
value: 'assistants',
},
{
name: 'Fine-Tune',
value: 'fine-tune',
},
{
name: 'Vision',
value: 'vision',
},
{
name: 'User Data',
value: 'user_data',
},
],
},
],
},
];
const displayOptions = {
show: {
operation: ['upload'],
resource: ['file'],
},
};
exports.description = (0, n8n_workflow_1.updateDisplayOptions)(displayOptions, properties);
async function execute(i) {
const binaryPropertyName = this.getNodeParameter('binaryPropertyName', i);
const options = this.getNodeParameter('options', i, {});
const formData = new form_data_1.default();
formData.append('purpose', options.purpose || 'user_data');
const { filename, contentType, fileContent } = await (0, binary_data_1.getBinaryDataFile)(this, i, binaryPropertyName);
formData.append('file', fileContent, {
filename,
contentType,
});
try {
const response = await transport_1.apiRequest.call(this, 'POST', '/files', {
option: { formData },
headers: formData.getHeaders(),
});
return [
{
json: response,
pairedItem: { item: i },
},
];
}
catch (error) {
if (error.message.includes('Bad request') &&
error.description?.includes('Expected file to have JSONL format')) {
throw new n8n_workflow_1.NodeOperationError(this.getNode(), 'The file content is not in JSONL format', {
description: 'Fine-tuning accepts only files in JSONL format, where every line is a valid JSON dictionary',
});
}
throw error;
}
}
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