n8n/packages/nodes-base/nodes/DeepL/GenericFunctions.ts

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import {
OptionsWithUri,
} from 'request';
import {
IExecuteFunctions,
IExecuteSingleFunctions,
ILoadOptionsFunctions,
} from 'n8n-core';
import {
IDataObject,
JsonObject,
NodeApiError,
} from 'n8n-workflow';
export async function deepLApiRequest(
this: IExecuteFunctions | IExecuteSingleFunctions | ILoadOptionsFunctions,
method: string,
resource: string,
body: IDataObject = {},
qs: IDataObject = {},
uri?: string,
headers: IDataObject = {},
) {
const proApiEndpoint = 'https://api.deepl.com/v2';
const freeApiEndpoint = 'https://api-free.deepl.com/v2';
const credentials = await this.getCredentials('deepLApi');
const options: OptionsWithUri = {
headers: {
'Content-Type': 'application/x-www-form-urlencoded',
},
method,
form: body,
qs,
uri: uri || `${credentials.apiPlan === 'pro' ? proApiEndpoint : freeApiEndpoint}${resource}`,
json: true,
};
try {
if (Object.keys(headers).length !== 0) {
options.headers = Object.assign({}, options.headers, headers);
}
if (Object.keys(body).length === 0) {
delete options.body;
}
return await this.helpers.requestWithAuthentication.call(this, 'deepLApi', options);
} catch (error) {
throw new NodeApiError(this.getNode(), error as JsonObject);
}
}