@n8n/n8n-nodes-langchain
Version:
50 lines • 2.32 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.apiRequest = apiRequest;
exports.pollTaskResult = pollTaskResult;
const n8n_workflow_1 = require("n8n-workflow");
const TERMINAL_STATUSES = ['SUCCEEDED', 'FAILED', 'CANCELED'];
const DEFAULT_POLL_INTERVAL_MS = 15_000;
const MAX_POLL_ATTEMPTS = 60;
async function apiRequest(method, endpoint, parameters) {
const { body, qs, option } = parameters ?? {};
const credentials = await this.getCredentials('alibabaCloudApi');
const uri = `${credentials.url}${endpoint}`;
const headers = parameters?.headers ?? {};
const options = {
headers,
method,
body,
qs,
url: uri,
json: true,
};
if (option && Object.keys(option).length !== 0) {
Object.assign(options, option);
}
const response = await this.helpers.httpRequestWithAuthentication.call(this, 'alibabaCloudApi', options);
if (response && response.error === null) {
delete response.error;
}
return response;
}
async function pollTaskResult(taskId, pollIntervalMs = DEFAULT_POLL_INTERVAL_MS) {
for (let attempt = 0; attempt < MAX_POLL_ATTEMPTS; attempt++) {
const response = await apiRequest.call(this, 'GET', `/api/v1/tasks/${taskId}`);
const taskStatus = response?.output?.task_status;
if (TERMINAL_STATUSES.includes(taskStatus)) {
if (taskStatus === 'FAILED') {
const errorCode = response?.output?.code || response?.code || 'UNKNOWN';
const errorMessage = response?.output?.message || response?.message || 'Video generation task failed';
throw new n8n_workflow_1.NodeOperationError(this.getNode(), `Task failed: [${errorCode}] ${errorMessage}`);
}
if (taskStatus === 'CANCELED') {
throw new n8n_workflow_1.NodeOperationError(this.getNode(), 'Video generation task was canceled');
}
return response;
}
await (0, n8n_workflow_1.sleep)(pollIntervalMs);
}
throw new n8n_workflow_1.NodeOperationError(this.getNode(), `Task ${taskId} did not complete within the maximum polling time. Last status was not terminal. You can query the task manually using the task ID.`);
}
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