n8n_custom_node_mastodon_api_status_creation.ts

1import { IExecuteFunctions } from 'n8n-core';
2import {
3	IDataObject,
4	INodeExecutionData,
5	INodeType,
6	INodeTypeDescription,
7} from 'n8n-workflow';
8
9import { mastodonApiRequest } from './GenericFunctions';
10
11export class Mastodon implements INodeType {
12	description: INodeTypeDescription = {
13		displayName: 'Mastodon',
14		name: 'mastodon',
15		icon: 'file:mastodon.svg',
16		group: ['transform'],
17		version: 1,
18		description: 'Consume Mastodon API',
19		defaults: {
20			name: 'Mastodon',
21		},
22		inputs: ['main'],
23		outputs: ['main'],
24		credentials: [
25			{
26				name: 'mastodonApi',
27				required: true,
28			},
29		],
30		properties: [
31			{
32				displayName: 'Resource',
33				name: 'resource',
34				type: 'options',
35				noDataExpression: true,
36				options: [
37					{
38						name: 'Status',
39						value: 'status',
40					},
41				],
42				default: 'status',
43			},
44			{
45				displayName: 'Operation',
46				name: 'operation',
47				type: 'options',
48				noDataExpression: true,
49				displayOptions: {
50					show: {
51						resource: ['status'],
52					},
53				},
54				options: [
55					{
56						name: 'Create',
57						value: 'create',
58						description: 'Create a status',
59						action: 'Create a status',
60					},
61				],
62				default: 'create',
63			},
64			{
65				displayName: 'Status',
66				name: 'status',
67				type: 'string',
68				required: true,
69				displayOptions: {
70					show: {
71						operation: ['create'],
72						resource: ['status'],
73					},
74				},
75				default: '',
76				description: 'The text content of the status',
77			},
78		],
79	};
80
81	async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
82		const items = this.getInputData();
83		const returnData: INodeExecutionData[] = [];
84		const resource = this.getNodeParameter('resource', 0);
85		const operation = this.getNodeParameter('operation', 0);
86
87		for (let i = 0; i < items.length; i++) {
88			try {
89				if (resource === 'status') {
90					if (operation === 'create') {
91						const status = this.getNodeParameter('status', i) as string;
92						const body: IDataObject = {
93							status,
94						};
95						const responseData = await mastodonApiRequest.call(this, 'POST', '/api/v1/statuses', body);
96						const executionData = this.helpers.constructExecutionData(
97							responseData as IDataObject,
98							{ itemIndex: i },
99						);
100						returnData.push(...executionData);
101					}
102				}
103			} catch (error) {
104				if (this.continueOnFail()) {
105					returnData.push({ json: { error: error.message } });
106					continue;
107				}
108				throw error;
109			}
110		}
111
112		return [returnData];
113	}
114}