n8n/packages/nodes-base/nodes/DeepL/DeepL.node.ts
2021-05-30 12:36:04 -05:00

139 lines
3 KiB
TypeScript

import {
IExecuteFunctions,
} from 'n8n-core';
import {
IDataObject,
ILoadOptionsFunctions,
INodeExecutionData,
INodePropertyOptions,
INodeType,
INodeTypeDescription,
} from 'n8n-workflow';
import {
deepLApiRequest,
} from './GenericFunctions';
import {
textOperations
} from './TextDescription';
export class DeepL implements INodeType {
description: INodeTypeDescription = {
displayName: 'DeepL',
name: 'deepL',
icon: 'file:deepl.svg',
group: ['input', 'output'],
version: 1,
description: 'Translate data using DeepL',
subtitle: '={{$parameter["operation"] + ": " + $parameter["resource"]}}',
defaults: {
name: 'DeepL',
color: '#0f2b46',
},
inputs: ['main'],
outputs: ['main'],
credentials: [
{
name: 'deepLApi',
required: true,
},
],
properties: [
{
displayName: 'Resource',
name: 'resource',
type: 'options',
options: [
{
name: 'Language',
value: 'language',
},
],
default: 'language',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
displayOptions: {
show: {
resource: [
'language',
],
},
},
options: [
{
name: 'Translate',
value: 'translate',
description: 'Translate data',
},
],
default: 'translate',
description: 'The operation to perform',
},
...textOperations,
],
};
methods = {
loadOptions: {
async getLanguages(this: ILoadOptionsFunctions) {
const returnData: INodePropertyOptions[] = [];
const languages = await deepLApiRequest.call(this, 'GET', '/languages', {}, { type: 'target' });
for (const language of languages) {
returnData.push({
name: language.name,
value: language.language,
});
}
returnData.sort((a, b) => {
if (a.name < b.name) { return -1; }
if (a.name > b.name) { return 1; }
return 0;
});
return returnData;
},
},
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const items = this.getInputData();
const length = items.length;
const responseData = [];
for (let i = 0; i < length; i++) {
const resource = this.getNodeParameter('resource', i) as string;
const operation = this.getNodeParameter('operation', i) as string;
const additionalFields = this.getNodeParameter('additionalFields', i) as IDataObject;
if (resource === 'language') {
if (operation === 'translate') {
const text = this.getNodeParameter('text', i) as string;
const translateTo = this.getNodeParameter('translateTo', i) as string;
const qs = { target_lang: translateTo, text } as IDataObject;
if (additionalFields.sourceLang !== undefined) {
qs.source_lang = ['EN-GB', 'EN-US'].includes(additionalFields.sourceLang as string)
? 'EN'
: additionalFields.sourceLang;
}
const response = await deepLApiRequest.call(this, 'GET', '/translate', {}, qs);
responseData.push(response.translations[0]);
}
}
}
return [this.helpers.returnJsonArray(responseData)];
}
}