Obtain access token from yepcode api instead of keycloak

Author: agtraveso

nodes/YepCode/transport/base64Utils.ts

@@ -1,39 +1,5 @@
 const chars = 'ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789+/';
 
-export function base64Encode(str: string): string {
-	// Convert string to UTF-8 bytes
-	const bytes: number[] = [];
-	for (let i = 0; i < str.length; i++) {
-		let code = str.charCodeAt(i);
-		if (code < 0x80) {
-			bytes.push(code);
-		} else if (code < 0x800) {
-			bytes.push(0xc0 | (code >> 6));
-			bytes.push(0x80 | (code & 0x3f));
-		} else if (code < 0x10000) {
-			bytes.push(0xe0 | (code >> 12));
-			bytes.push(0x80 | ((code >> 6) & 0x3f));
-			bytes.push(0x80 | (code & 0x3f));
-		}
-	}
-
-	let encoded = '';
-	for (let i = 0; i < bytes.length; i += 3) {
-		const b1 = bytes[i];
-		const b2 = i + 1 < bytes.length ? bytes[i + 1] : 0;
-		const b3 = i + 2 < bytes.length ? bytes[i + 2] : 0;
-
-		const triplet = (b1 << 16) | (b2 << 8) | b3;
-
-		encoded += chars[(triplet >> 18) & 0x3f];
-		encoded += chars[(triplet >> 12) & 0x3f];
-		encoded += i + 1 < bytes.length ? chars[(triplet >> 6) & 0x3f] : '=';
-		encoded += i + 2 < bytes.length ? chars[triplet & 0x3f] : '=';
-	}
-
-	return encoded;
-}
-
 export function base64Decode(str: string): string {
 	// Remove any padding
 	str = str.replace(/=+$/, '');

nodes/YepCode/transport/index.ts

@@ -5,7 +5,7 @@ import {
 	IHttpRequestMethods,
 	IDataObject,
 } from 'n8n-workflow';
-import { base64Decode, base64Encode } from './base64Utils';
+import { base64Decode } from './base64Utils';
 
 export const DEFAULT_API_HOST = 'https://cloud.yepcode.io';
 
@@ -21,19 +21,19 @@ export async function getYepCodeCredentials(
 	};
 }
 
-export async function obtainAccessToken(
+async function obtainAccessToken(
 	this: IExecuteFunctions | ILoadOptionsFunctions,
 	apiHost: string,
-	clientId: string,
-	clientSecret: string,
+	teamId: string,
+	apiToken: string,
 ): Promise<string> {
 	try {
 		const options: IHttpRequestOptions = {
 			method: 'POST',
-			url: `${apiHost}/auth/realms/yepcode/protocol/openid-connect/token`,
+			url: `${apiHost}/api/${teamId}/rest/auth/token`,
 			headers: {
 				'Content-Type': 'application/x-www-form-urlencoded',
-				authorization: `Basic ${base64Encode(`${clientId}:${clientSecret}`)}`,
+				'x-api-token': apiToken,
 			},
 			body: 'grant_type=client_credentials',
 		};
@@ -82,7 +82,7 @@ export async function apiRequest(
 		throw new Error('Invalid clientId format: ' + clientId);
 	}
 
-	const accessToken = await obtainAccessToken.call(this, apiHost, clientId, clientSecret);
+	const accessToken = await obtainAccessToken.call(this, apiHost, teamId, apiToken);
 	const options: IHttpRequestOptions = {
 		method,
 		url: `${apiHost}/api/${teamId}/rest/${endpoint}`,