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

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import {
OptionsWithUri,
} from 'request';
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import {
IExecuteFunctions,
IHookFunctions,
ILoadOptionsFunctions,
} from 'n8n-core';
export async function rocketchatApiRequest(this: IExecuteFunctions | ILoadOptionsFunctions, resource: string, method: string, operation: string, body: any = {}, headers?: object): Promise<any> { // tslint:disable-line:no-any
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const credentials = this.getCredentials('rocketchatApi');
if (credentials === undefined) {
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throw new Error('No credentials got returned!');
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}
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const headerWithAuthentication = Object.assign({}, headers,
{
'X-Auth-Token': credentials.authKey,
'X-User-Id': credentials.userId,
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},
);
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const options: OptionsWithUri = {
headers: headerWithAuthentication,
method,
body,
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uri: `${credentials.domain}/api/v1${resource}.${operation}`,
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json: true,
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};
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if (Object.keys(options.body).length === 0) {
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delete options.body;
}
try {
return await this.helpers.request!(options);
} catch (error) {
if (error.response && error.response.body && error.response.body.error) {
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const errorMessage = error.response.body.error;
// Try to return the error prettier
throw new Error(
`Rocketchat error response [${error.statusCode}]: ${errorMessage}`,
);
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}
throw error;
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}
}
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export function validateJSON(json: string | undefined): any { // tslint:disable-line:no-any
let result;
try {
result = JSON.parse(json!);
} catch (exception) {
result = [];
}
return result;
}