n8n-nodes-base
Version:
Base nodes of n8n
67 lines • 2.13 kB
JavaScript
;
Object.defineProperty(exports, "__esModule", { value: true });
exports.Limit = void 0;
const n8n_workflow_1 = require("n8n-workflow");
class Limit {
description = {
displayName: 'Limit',
name: 'limit',
icon: 'file:limit.svg',
group: ['transform'],
subtitle: '',
version: 1,
description: 'Restrict the number of items',
defaults: {
name: 'Limit',
},
inputs: [n8n_workflow_1.NodeConnectionTypes.Main],
outputs: [n8n_workflow_1.NodeConnectionTypes.Main],
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',
},
],
};
async execute() {
const items = this.getInputData();
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];
}
}
exports.Limit = Limit;
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