1+ import {
2+ IAuthenticateGeneric ,
3+ ICredentialDataDecryptedObject ,
4+ ICredentialTestRequest ,
5+ ICredentialType ,
6+ IHttpRequestHelper ,
7+ IHttpRequestOptions ,
8+ INodeProperties ,
9+ } from 'n8n-workflow' ;
10+ 11+ import setCookie from 'set-cookie-parser' ;
12+ 13+ export class LowcoderApi implements ICredentialType {
14+ name = 'lowcoderApi' ;
15+ displayName = 'Lowcoder API' ;
16+ properties : INodeProperties [ ] = [
17+ {
18+ displayName : 'Cookie Token' ,
19+ name : 'sessionToken' ,
20+ type : 'hidden' ,
21+ 22+ typeOptions : {
23+ expirable : true ,
24+ } ,
25+ default : '' ,
26+ } ,
27+ {
28+ displayName : 'API Base URL' ,
29+ name : 'url' ,
30+ type : 'string' ,
31+ default : '' ,
32+ } ,
33+ {
34+ displayName : 'API Token' ,
35+ name : 'apiToken' ,
36+ type : 'string' ,
37+ default : '' ,
38+ } ,
39+ {
40+ displayName : 'Username' ,
41+ name : 'username' ,
42+ type : 'string' ,
43+ default : '' ,
44+ } ,
45+ {
46+ displayName : 'Password' ,
47+ name : 'password' ,
48+ type : 'string' ,
49+ typeOptions : {
50+ password : true ,
51+ } ,
52+ default : '' ,
53+ } ,
54+ ] ;
55+ 56+ // method will only be called if "sessionToken" (the expirable property)
57+ // is empty or is expired
58+ async preAuthentication ( this : IHttpRequestHelper , credentials : ICredentialDataDecryptedObject ) {
59+ // make reques to get session token
60+ const url = credentials . url as string ;
61+ const options = {
62+ method : 'POST' ,
63+ url : `${ url . endsWith ( '/' ) ? url . slice ( 0 , - 1 ) : url } ,
64+ body : {
65+ loginId : credentials . username ,
66+ password : credentials . password ,
67+ register : "false" ,
68+ source : "EMAIL" ,
69+ authId : "EMAIL"
70+ } ,
71+ headers : {
72+ LOWCODER_CE_SELFHOST_TOKEN : credentials . apiToken
73+ } ,
74+ returnFullResponse : true
75+ } as IHttpRequestOptions ;
76+ try {
77+ const request = ( await this . helpers . httpRequest ( options ) ) ;
78+ const tokenCookie = setCookie . parse ( request . headers [ 'set-cookie' ] )
79+ . filter ( cookie => cookie . name === 'LOWCODER_CE_SELFHOST_TOKEN' ) ;
80+ return { sessionToken : tokenCookie [ 0 ] ?. value } ;
81+ } catch ( e : any ) {
82+ var error = new Error ( e . response . data . message ? e . response . data . message : e . error ) ;
83+ error . cause = options as any ;
84+ throw error ;
85+ }
86+ }
87+ 88+ authenticate : IAuthenticateGeneric = {
89+ type : 'generic' ,
90+ properties : {
91+ headers : {
92+ 'Cookie' : '=LOWCODER_CE_SELFHOST_TOKEN={{$credentials.sessionToken}}' ,
93+ } ,
94+ } ,
95+ } ;
96+ 97+ test : ICredentialTestRequest = {
98+ request : {
99+ baseURL : '={{$credentials?.url}}' ,
100+ url : 'api/users/me' ,
101+ } ,
102+ } ;
103+ }
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