🚧 Setup

Added OAuth2 credentials, UI, generic functions changes

packages/nodes-base/credentials/BitlyOAuth2Api.credentials.ts

@@ -0,0 +1,80 @@
+import {
+	ICredentialType,
+	NodePropertyTypes,
+} from 'n8n-workflow';
+
+
+export class BitlyOAuth2Api implements ICredentialType {
+	name = 'bitlyOAuth2Api';
+    displayName = 'Bitly OAuth2 API';
+    
+    extends = [
+		'oAuth2Api',
+	];
+	properties = [
+		{
+			displayName: 'Authorization URL',
+			name: 'authUrl',
+			type: 'hidden' as NodePropertyTypes,
+			default: 'https://bitly.com/oauth/authorize',
+			required: true,
+		},
+		{
+			displayName: 'Access Token URL',
+			name: 'accessTokenUrl',
+			type: 'hidden' as NodePropertyTypes,
+			default: 'https://api-ssl.bitly.com/oauth/access_token',
+			required: true,
+		},
+		{
+			displayName: 'Client ID',
+			name: 'clientId',
+			type: 'string' as NodePropertyTypes,
+			default: '',
+			required: true,
+		},
+		{
+			displayName: 'Client Secret',
+			name: 'clientSecret',
+			type: 'string' as NodePropertyTypes,
+			typeOptions: {
+				password: true,
+			},
+			default: '',
+			required: true,
+		},
+		{
+			displayName: 'Scope',
+			name: 'scope',
+			type: 'hidden' as NodePropertyTypes,
+			default: '',
+		},
+		{
+			displayName: 'Auth URI Query Parameters',
+			name: 'authQueryParameters',
+			type: 'hidden' as NodePropertyTypes,
+			default: '',
+			description: 'For some services additional query parameters have to be set which can be defined here.',
+			placeholder: 'access_type=offline',
+		},
+		{
+			displayName: 'Authentication',
+			name: 'authentication',
+			type: 'options' as NodePropertyTypes,
+			options: [
+				{
+					name: 'Body',
+					value: 'body',
+					description: 'Send credentials in body',
+				},
+				{
+					name: 'Header',
+					value: 'header',
+					description: 'Send credentials as Basic Auth header',
+				},
+			],
+			default: 'header',
+			description: 'Resource to consume.',
+		},
+	];
+}