n8n-nodes-base
Version:
Base nodes of n8n
57 lines • 1.61 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.description = void 0;
exports.execute = execute;
const utilities_1 = require("../../../../../utils/utilities");
const properties = [
{
displayName: 'Max Items',
name: 'maxItems',
type: 'number',
typeOptions: {
minValue: 1,
},
default: 1,
description: 'If there are more items than this number, some are removed',
},
{
displayName: 'Keep',
name: 'keep',
type: 'options',
options: [
{
name: 'First Items',
value: 'firstItems',
},
{
name: 'Last Items',
value: 'lastItems',
},
],
default: 'firstItems',
description: 'When removing items, whether to keep the ones at the start or the ending',
},
];
const displayOptions = {
show: {
resource: ['itemList'],
operation: ['limit'],
},
};
exports.description = (0, utilities_1.updateDisplayOptions)(displayOptions, properties);
async function execute(items) {
let returnData = items;
const maxItems = this.getNodeParameter('maxItems', 0);
const keep = this.getNodeParameter('keep', 0);
if (maxItems > items.length) {
return returnData;
}
if (keep === 'firstItems') {
returnData = items.slice(0, maxItems);
}
else {
returnData = items.slice(items.length - maxItems, items.length);
}
return returnData;
}
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