import { IPollFunctions, } from 'n8n-core'; import { IDataObject, ILoadOptionsFunctions, INodeExecutionData, INodePropertyOptions, INodeType, INodeTypeDescription, } from 'n8n-workflow'; import { getColumns, rowFormatColumns, seaTableApiRequest, simplify, } from './GenericFunctions'; import { ICtx, IRow, IRowResponse, } from './Interfaces'; import moment from 'moment'; export class SeaTableTrigger implements INodeType { description: INodeTypeDescription = { displayName: 'SeaTable Trigger', name: 'seaTableTrigger', icon: 'file:seaTable.svg', group: ['trigger'], version: 1, description: 'Starts the workflow when SeaTable events occur', subtitle: '={{$parameter["event"]}}', defaults: { name: 'SeaTable Trigger', }, credentials: [ { name: 'seaTableApi', required: true, }, ], polling: true, inputs: [], outputs: ['main'], properties: [ { displayName: 'Table Name or ID', name: 'tableName', type: 'options', required: true, typeOptions: { loadOptionsMethod: 'getTableNames', }, default: '', description: 'The name of SeaTable table to access. Choose from the list, or specify an ID using an expression.', }, { displayName: 'Event', name: 'event', type: 'options', options: [ { name: 'Row Created', value: 'rowCreated', description: 'Trigger on newly created rows', }, // { // name: 'Row Modified', // value: 'rowModified', // description: 'Trigger has recently modified rows', // }, ], default: 'rowCreated', }, { displayName: 'Simplify', name: 'simple', type: 'boolean', default: true, description: 'Whether to return a simplified version of the response instead of the raw data', }, ], }; methods = { loadOptions: { async getTableNames(this: ILoadOptionsFunctions) { const returnData: INodePropertyOptions[] = []; const { metadata: { tables } } = await seaTableApiRequest.call(this, {}, 'GET', `/dtable-server/api/v1/dtables/{{dtable_uuid}}/metadata`); for (const table of tables) { returnData.push({ name: table.name, value: table.name, }); } return returnData; }, }, }; async poll(this: IPollFunctions): Promise { const webhookData = this.getWorkflowStaticData('node'); const tableName = this.getNodeParameter('tableName') as string; const simple = this.getNodeParameter('simple') as boolean; const event = this.getNodeParameter('event') as string; const ctx: ICtx = {}; const credentials = await this.getCredentials('seaTableApi'); const timezone = credentials.timezone as string || 'Europe/Berlin'; const now = moment().utc().format(); const startDate = webhookData.lastTimeChecked as string || now; const endDate = now; webhookData.lastTimeChecked = endDate; let rows; const filterField = (event === 'rowCreated') ? '_ctime' : '_mtime'; const endpoint = `/dtable-db/api/v1/query/{{dtable_uuid}}/`; if (this.getMode() === 'manual') { rows = await seaTableApiRequest.call(this, ctx, 'POST', endpoint, { sql: `SELECT * FROM ${tableName} LIMIT 1` }) as IRowResponse; } else { rows = (await seaTableApiRequest.call(this, ctx, 'POST', endpoint, { sql: `SELECT * FROM ${tableName} WHERE ${filterField} BETWEEN "${moment(startDate) .tz(timezone) .format('YYYY-MM-D HH:mm:ss')}" AND "${moment(endDate) .tz(timezone) .format('YYYY-MM-D HH:mm:ss')}"`, })) as IRowResponse; } let response; if (rows.metadata && rows.results) { const columns = getColumns(rows); if (simple === true) { response = simplify(rows, columns); } else { response = rows.results; } const allColumns = rows.metadata.map((meta) => meta.name); response = response //@ts-ignore .map((row: IRow) => rowFormatColumns(row, allColumns)) .map((row: IRow) => ({ json: row })); } if (Array.isArray(response) && response.length) { return [response]; } return null; } }