n8n
Version:
n8n Workflow Automation Tool
89 lines • 4.22 kB
JavaScript
;
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
exports.extractWebhookLastNodeResponse = extractWebhookLastNodeResponse;
const di_1 = require("@n8n/di");
const get_1 = __importDefault(require("lodash/get"));
const n8n_core_1 = require("n8n-core");
const n8n_workflow_1 = require("n8n-workflow");
async function extractWebhookLastNodeResponse(context, responseDataType, lastNodeTaskData) {
if (responseDataType === 'firstEntryJson') {
return extractFirstEntryJsonFromTaskData(context, lastNodeTaskData);
}
if (responseDataType === 'firstEntryBinary') {
return await extractFirstEntryBinaryFromTaskData(context, lastNodeTaskData);
}
if (responseDataType === 'noData') {
return (0, n8n_workflow_1.createResultOk)({
type: 'static',
body: undefined,
contentType: undefined,
});
}
return extractAllEntriesJsonFromTaskData(lastNodeTaskData);
}
function extractFirstEntryJsonFromTaskData(context, lastNodeTaskData) {
if (lastNodeTaskData.data.main[0][0] === undefined) {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError('No item to return was found'));
}
let lastNodeFirstJsonItem = lastNodeTaskData.data.main[0][0].json;
const responsePropertyName = context.evaluateSimpleWebhookDescriptionExpression('responsePropertyName');
if (responsePropertyName !== undefined) {
lastNodeFirstJsonItem = (0, get_1.default)(lastNodeFirstJsonItem, responsePropertyName);
}
const responseContentType = context.evaluateSimpleWebhookDescriptionExpression('responseContentType');
return (0, n8n_workflow_1.createResultOk)({
type: 'static',
body: lastNodeFirstJsonItem,
contentType: responseContentType,
});
}
async function extractFirstEntryBinaryFromTaskData(context, lastNodeTaskData) {
const lastNodeFirstJsonItem = lastNodeTaskData.data.main[0][0];
if (lastNodeFirstJsonItem === undefined) {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError('No item was found to return'));
}
if (lastNodeFirstJsonItem.binary === undefined) {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError('No binary data was found to return'));
}
const responseBinaryPropertyName = context.evaluateSimpleWebhookDescriptionExpression('responseBinaryPropertyName', undefined, 'data');
if (responseBinaryPropertyName === undefined) {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError("No 'responseBinaryPropertyName' is set"));
}
else if (typeof responseBinaryPropertyName !== 'string') {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError("'responseBinaryPropertyName' is not a string"));
}
const binaryData = lastNodeFirstJsonItem.binary[responseBinaryPropertyName];
if (binaryData === undefined) {
return (0, n8n_workflow_1.createResultError)(new n8n_workflow_1.OperationalError(`The binary property '${responseBinaryPropertyName}' which should be returned does not exist`));
}
if (binaryData.id) {
const stream = await di_1.Container.get(n8n_core_1.BinaryDataService).getAsStream(binaryData.id);
return (0, n8n_workflow_1.createResultOk)({
type: 'stream',
stream,
contentType: binaryData.mimeType,
});
}
else {
return (0, n8n_workflow_1.createResultOk)({
type: 'static',
body: Buffer.from(binaryData.data, n8n_workflow_1.BINARY_ENCODING),
contentType: binaryData.mimeType,
});
}
}
function extractAllEntriesJsonFromTaskData(lastNodeTaskData) {
const data = [];
for (const entry of lastNodeTaskData.data.main[0]) {
data.push(entry.json);
}
return (0, n8n_workflow_1.createResultOk)({
type: 'static',
body: data,
contentType: undefined,
});
}
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