dtamind-components
Version:
Apps integration for Dtamind. Contain Nodes and Credentials.
301 lines • 11.9 kB
JavaScript
"use strict";
var __importDefault = (this && this.__importDefault) || function (mod) {
return (mod && mod.__esModule) ? mod : { "default": mod };
};
Object.defineProperty(exports, "__esModule", { value: true });
const axios_1 = __importDefault(require("axios"));
const lodash_1 = require("lodash");
const documents_1 = require("@langchain/core/documents");
const base_1 = require("langchain/document_loaders/base");
const utils_1 = require("../../../src/utils");
const src_1 = require("../../../src");
class Airtable_DocumentLoaders {
constructor() {
this.label = 'Airtable';
this.name = 'airtable';
this.version = 3.02;
this.type = 'Document';
this.icon = 'airtable.svg';
this.category = 'Document Loaders';
this.description = `Load data from Airtable table`;
this.baseClasses = [this.type];
this.credential = {
label: 'Connect Credential',
name: 'credential',
type: 'credential',
credentialNames: ['airtableApi']
};
this.inputs = [
{
label: 'Text Splitter',
name: 'textSplitter',
type: 'TextSplitter',
optional: true
},
{
label: 'Base Id',
name: 'baseId',
type: 'string',
placeholder: 'app11RobdGoX0YNsC',
description: 'If your table URL looks like: https://airtable.com/app11RobdGoX0YNsC/tblJdmvbrgizbYICO/viw9UrP77Id0CE4ee, app11RovdGoX0YNsC is the base id'
},
{
label: 'Table Id',
name: 'tableId',
type: 'string',
placeholder: 'tblJdmvbrgizbYICO',
description: 'If your table URL looks like: https://airtable.com/app11RobdGoX0YNsC/tblJdmvbrgizbYICO/viw9UrP77Id0CE4ee, tblJdmvbrgizbYICO is the table id'
},
{
label: 'View Id',
name: 'viewId',
type: 'string',
placeholder: 'viw9UrP77Id0CE4ee',
description: 'If your view URL looks like: https://airtable.com/app11RobdGoX0YNsC/tblJdmvbrgizbYICO/viw9UrP77Id0CE4ee, viw9UrP77Id0CE4ee is the view id',
optional: true
},
{
label: 'Include Only Fields',
name: 'fields',
type: 'string',
placeholder: 'Name, Assignee, fld1u0qUz0SoOQ9Gg, fldew39v6LBN5CjUl',
optional: true,
additionalParams: true,
description: 'Comma-separated list of field names or IDs to include. If empty, then ALL fields are used. Use field IDs if field names contain commas.'
},
{
label: 'Return All',
name: 'returnAll',
type: 'boolean',
optional: true,
default: true,
additionalParams: true,
description: 'If all results should be returned or only up to a given limit'
},
{
label: 'Limit',
name: 'limit',
type: 'number',
optional: true,
default: 100,
additionalParams: true,
description: 'Number of results to return. Ignored when Return All is enabled.'
},
{
label: 'Additional Metadata',
name: 'metadata',
type: 'json',
description: 'Additional metadata to be added to the extracted documents',
optional: true,
additionalParams: true
},
{
label: 'Omit Metadata Keys',
name: 'omitMetadataKeys',
type: 'string',
rows: 4,
description: 'Each document loader comes with a default set of metadata keys that are extracted from the document. You can use this field to omit some of the default metadata keys. The value should be a list of keys, seperated by comma. Use * to omit all metadata keys execept the ones you specify in the Additional Metadata field',
placeholder: 'key1, key2, key3.nestedKey1',
optional: true,
additionalParams: true
},
{
label: 'Filter By Formula',
name: 'filterByFormula',
type: 'string',
placeholder: 'NOT({Id} = "")',
optional: true,
additionalParams: true,
description: 'A formula used to filter records. The formula will be evaluated for each record, and if the result is not 0, false, "", NaN, [], or #Error! the record will be included in the response.'
}
];
this.outputs = [
{
label: 'Document',
name: 'document',
description: 'Array of document objects containing metadata and pageContent',
baseClasses: [...this.baseClasses, 'json']
},
{
label: 'Text',
name: 'text',
description: 'Concatenated string from pageContent of documents',
baseClasses: ['string', 'json']
}
];
}
async init(nodeData, _, options) {
const baseId = nodeData.inputs?.baseId;
const tableId = nodeData.inputs?.tableId;
const viewId = nodeData.inputs?.viewId;
const fieldsInput = nodeData.inputs?.fields;
const fields = fieldsInput ? fieldsInput.split(',').map((field) => field.trim()) : [];
const returnAll = nodeData.inputs?.returnAll;
const limit = nodeData.inputs?.limit;
const textSplitter = nodeData.inputs?.textSplitter;
const metadata = nodeData.inputs?.metadata;
const _omitMetadataKeys = nodeData.inputs?.omitMetadataKeys;
const filterByFormula = nodeData.inputs?.filterByFormula;
let omitMetadataKeys = [];
if (_omitMetadataKeys) {
omitMetadataKeys = _omitMetadataKeys.split(',').map((key) => key.trim());
}
const credentialData = await (0, utils_1.getCredentialData)(nodeData.credential ?? '', options);
const accessToken = (0, utils_1.getCredentialParam)('accessToken', credentialData, nodeData);
const airtableOptions = {
baseId,
tableId,
viewId,
fields,
returnAll,
accessToken,
limit: limit ? parseInt(limit, 10) : 100,
filterByFormula
};
const loader = new AirtableLoader(airtableOptions);
if (!baseId || !tableId) {
throw new Error('Base ID and Table ID must be provided.');
}
let docs = [];
if (textSplitter) {
docs = await loader.load();
docs = await textSplitter.splitDocuments(docs);
}
else {
docs = await loader.load();
}
if (metadata) {
const parsedMetadata = typeof metadata === 'object' ? metadata : JSON.parse(metadata);
docs = docs.map((doc) => ({
...doc,
metadata: _omitMetadataKeys === '*'
? {
...parsedMetadata
}
: (0, lodash_1.omit)({
...doc.metadata,
...parsedMetadata
}, omitMetadataKeys)
}));
}
else {
docs = docs.map((doc) => ({
...doc,
metadata: _omitMetadataKeys === '*'
? {}
: (0, lodash_1.omit)({
...doc.metadata
}, omitMetadataKeys)
}));
}
const output = nodeData.outputs?.output;
if (output === 'text') {
let finalText = '';
for (const doc of docs) {
finalText += `${doc.pageContent}\n`;
}
return (0, src_1.handleEscapeCharacters)(finalText, false);
}
return docs;
}
}
class AirtableLoader extends base_1.BaseDocumentLoader {
constructor({ baseId, tableId, viewId, fields = [], accessToken, limit = 100, returnAll = false, filterByFormula }) {
super();
this.baseId = baseId;
this.tableId = tableId;
this.viewId = viewId;
this.fields = fields;
this.accessToken = accessToken;
this.limit = limit;
this.returnAll = returnAll;
this.filterByFormula = filterByFormula;
}
async load() {
if (this.returnAll) {
return this.loadAll();
}
return this.loadLimit();
}
async fetchAirtableData(url, data) {
try {
const headers = {
Authorization: `Bearer ${this.accessToken}`,
'Content-Type': 'application/json',
Accept: 'application/json'
};
const response = await axios_1.default.post(url, data, { headers });
return response.data;
}
catch (error) {
if (axios_1.default.isAxiosError(error)) {
throw new Error(`Failed to fetch ${url} from Airtable: ${error.message}, status: ${error.response?.status}`);
}
else {
throw new Error(`Failed to fetch ${url} from Airtable: ${error}`);
}
}
}
createDocumentFromPage(page) {
// Generate the URL
const pageUrl = `https://api.airtable.com/v0/${this.baseId}/${this.tableId}/${page.id}`;
// Return a langchain document
return new documents_1.Document({
pageContent: JSON.stringify(page.fields, null, 2),
metadata: {
url: pageUrl
}
});
}
async loadLimit() {
let data = {
maxRecords: this.limit,
view: this.viewId
};
if (this.fields.length > 0) {
data.fields = this.fields;
}
if (this.filterByFormula) {
data.filterByFormula = this.filterByFormula;
}
let response;
let returnPages = [];
// Paginate if the user specifies a limit > 100 (like 200) but not return all.
do {
response = await this.fetchAirtableData(`https://api.airtable.com/v0/${this.baseId}/${this.tableId}/listRecords`, data);
returnPages.push(...response.records);
data.offset = response.offset;
// Stop if we have fetched enough records
if (returnPages.length >= this.limit)
break;
} while (response.offset !== undefined);
// Truncate array to the limit if necessary
if (returnPages.length > this.limit) {
returnPages.length = this.limit;
}
return returnPages.map((page) => this.createDocumentFromPage(page));
}
async loadAll() {
let data = {
view: this.viewId
};
if (this.fields.length > 0) {
data.fields = this.fields;
}
if (this.filterByFormula) {
data.filterByFormula = this.filterByFormula;
}
let response;
let returnPages = [];
do {
response = await this.fetchAirtableData(`https://api.airtable.com/v0/${this.baseId}/${this.tableId}/listRecords`, data);
returnPages.push(...response.records);
data.offset = response.offset;
} while (response.offset !== undefined);
return returnPages.map((page) => this.createDocumentFromPage(page));
}
}
module.exports = {
nodeClass: Airtable_DocumentLoaders
};
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