n8n/packages/nodes-base/nodes/Nasa/Nasa.node.ts
Michael Kret 5e16dd4ab4
feat(core): Improvements/overhaul for nodes working with binary data (#7651)
Github issue / Community forum post (link here to close automatically):

---------

Co-authored-by: Giulio Andreini <andreini@netseven.it>
Co-authored-by: Marcus <marcus@n8n.io>
2024-01-03 13:08:16 +02:00

1140 lines
27 KiB
TypeScript

import type {
IExecuteFunctions,
IDataObject,
INodeExecutionData,
INodeType,
INodeTypeDescription,
} from 'n8n-workflow';
import { NodeOperationError } from 'n8n-workflow';
import moment from 'moment';
import { nasaApiRequest, nasaApiRequestAllItems } from './GenericFunctions';
export class Nasa implements INodeType {
description: INodeTypeDescription = {
displayName: 'NASA',
name: 'nasa',
// eslint-disable-next-line n8n-nodes-base/node-class-description-icon-not-svg
icon: 'file:nasa.png',
group: ['transform'],
version: 1,
subtitle: '={{$parameter["operation"] + ":" + $parameter["resource"]}}',
description: 'Retrieve data from the NASA API',
defaults: {
name: 'NASA',
},
inputs: ['main'],
outputs: ['main'],
credentials: [
{
name: 'nasaApi',
required: true,
},
],
properties: [
// ----------------------------------
// resources
// ----------------------------------
{
displayName: 'Resource',
name: 'resource',
type: 'options',
noDataExpression: true,
options: [
{
name: 'Asteroid Neo-Browse',
value: 'asteroidNeoBrowse',
},
{
name: 'Asteroid Neo-Feed',
value: 'asteroidNeoFeed',
},
{
name: 'Asteroid Neo-Lookup',
value: 'asteroidNeoLookup',
},
{
name: 'Astronomy Picture of the Day',
value: 'astronomyPictureOfTheDay',
},
{
name: 'DONKI Coronal Mass Ejection',
value: 'donkiCoronalMassEjection',
},
{
name: 'DONKI High Speed Stream',
value: 'donkiHighSpeedStream',
},
// {
// name: 'DONKI Geomagnetic Storm',
// value: 'donkiGeomagneticStorm',
// },
{
name: 'DONKI Interplanetary Shock',
value: 'donkiInterplanetaryShock',
},
{
name: 'DONKI Magnetopause Crossing',
value: 'donkiMagnetopauseCrossing',
},
{
name: 'DONKI Notification',
value: 'donkiNotifications',
},
{
name: 'DONKI Radiation Belt Enhancement',
value: 'donkiRadiationBeltEnhancement',
},
{
name: 'DONKI Solar Energetic Particle',
value: 'donkiSolarEnergeticParticle',
},
{
name: 'DONKI Solar Flare',
value: 'donkiSolarFlare',
},
{
name: 'DONKI WSA+EnlilSimulation',
value: 'donkiWsaEnlilSimulation',
},
{
name: 'Earth Asset',
value: 'earthAssets',
},
{
name: 'Earth Imagery',
value: 'earthImagery',
},
],
default: 'astronomyPictureOfTheDay',
},
// ----------------------------------
// operations
// ----------------------------------
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['astronomyPictureOfTheDay'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Get the Astronomy Picture of the Day',
action: 'Get the astronomy picture of the day',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['asteroidNeoFeed'],
},
},
options: [
{
name: 'Get',
value: 'get',
description:
'Retrieve a list of asteroids based on their closest approach date to Earth',
action: 'Get an asteroid neo feed',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['asteroidNeoLookup'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Look up an asteroid based on its NASA SPK-ID',
action: 'Get an asteroid neo lookup',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['asteroidNeoBrowse'],
},
},
options: [
{
name: 'Get Many',
value: 'getAll',
description: 'Browse the overall asteroid dataset',
action: 'Get many asteroid neos',
},
],
default: 'getAll',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiCoronalMassEjection'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI coronal mass ejection data',
action: 'Get a DONKI coronal mass ejection',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiGeomagneticStorm'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI geomagnetic storm data',
action: 'Get a DONKI geomagnetic storm',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiInterplanetaryShock'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI interplanetary shock data',
action: 'Get a DONKI interplanetary shock',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiSolarFlare'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI solar flare data',
action: 'Get a DONKI solar flare',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiSolarEnergeticParticle'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI solar energetic particle data',
action: 'Get a DONKI solar energetic particle',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiMagnetopauseCrossing'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve data on DONKI magnetopause crossings',
action: 'Get a DONKI magnetopause crossing',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiRadiationBeltEnhancement'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI radiation belt enhancement data',
action: 'Get a DONKI radiation belt enhancement',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiHighSpeedStream'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI high speed stream data',
action: 'Get a DONKI high speed stream',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiWsaEnlilSimulation'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI WSA+EnlilSimulation data',
action: 'Get a DONKI wsa enlil simulation',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['donkiNotifications'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve DONKI notifications data',
action: 'Get a DONKI notifications',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['earthImagery'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve Earth imagery',
action: 'Get Earth imagery',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['earthAssets'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve Earth assets',
action: 'Get Earth assets',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['inSightMarsWeatherService'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve Insight Mars Weather Service data',
action: 'Get Insight Mars Weather Service',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['imageAndVideoLibrary'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve Image and Video Library data',
action: 'Get image and video library data',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['techTransfer'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve TechTransfer data',
action: 'Get a TechTransfer data',
},
],
default: 'get',
},
{
displayName: 'Operation',
name: 'operation',
type: 'options',
noDataExpression: true,
displayOptions: {
show: {
resource: ['twoLineElementSet'],
},
},
options: [
{
name: 'Get',
value: 'get',
description: 'Retrieve Two-Line Element Set data',
action: 'Get a Two-Line Element Set',
},
],
default: 'get',
},
// ----------------------------------
// fields
// ----------------------------------
/* asteroidId and additionalFields (includeCloseApproachData) for asteroidNeoLookup */
{
displayName: 'Asteroid ID',
name: 'asteroidId',
type: 'string',
required: true,
default: '',
placeholder: '3542519',
description: 'The ID of the asteroid to be returned',
displayOptions: {
show: {
resource: ['asteroidNeoLookup'],
operation: ['get'],
},
},
},
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
placeholder: 'Add Field',
default: {},
displayOptions: {
show: {
resource: ['asteroidNeoLookup'],
operation: ['get'],
},
},
options: [
{
displayName: 'Include Close Approach Data',
name: 'includeCloseApproachData',
type: 'boolean',
default: false,
description: 'Whether to include all the close approach data in the asteroid lookup',
},
],
},
{
displayName: 'Download Image',
name: 'download',
type: 'boolean',
displayOptions: {
show: {
resource: ['astronomyPictureOfTheDay'],
},
},
default: true,
// eslint-disable-next-line n8n-nodes-base/node-param-description-boolean-without-whether
description:
'By default just the URL of the image is returned. When set to true the image will be downloaded.',
},
{
displayName: 'Put Output File in Field',
name: 'binaryPropertyName',
type: 'string',
required: true,
default: 'data',
displayOptions: {
show: {
operation: ['get'],
resource: ['astronomyPictureOfTheDay'],
download: [true],
},
},
hint: 'The name of the output binary field to put the file in',
},
/* date for astronomyPictureOfTheDay */
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
default: {},
placeholder: 'Add field',
displayOptions: {
show: {
resource: ['astronomyPictureOfTheDay'],
operation: ['get'],
},
},
options: [
{
displayName: 'Date',
name: 'date',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
},
],
},
/* startDate and endDate for various resources */
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
default: {},
placeholder: 'Add field',
displayOptions: {
show: {
resource: [
'asteroidNeoFeed',
'donkiCoronalMassEjection',
'donkiGeomagneticStorm',
'donkiSolarFlare',
'donkiSolarEnergeticParticle',
'donkiMagnetopauseCrossing',
'donkiRadiationBeltEnhancement',
'donkiHighSpeedStream',
'donkiWsaEnlilSimulation',
'donkiNotifications',
],
operation: ['get'],
},
},
options: [
{
displayName: 'Start Date',
name: 'startDate',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
},
{
displayName: 'End Date',
name: 'endDate',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
},
],
},
/* startDate, endDate, location and catalog for donkiInterplanetaryShock */
// Note: If I move startDate and endDate to the Additional Fields above,
// then this resource gets _two_ Additional Fields with two fields each,
// instead of _one_ Additional Fields with four fields. So I cannot avoid
// duplication without cluttering up the UI. Ideas?
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
default: {},
placeholder: 'Add field',
displayOptions: {
show: {
resource: ['donkiInterplanetaryShock'],
operation: ['get'],
},
},
options: [
{
displayName: 'Start Date',
name: 'startDate',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
},
{
displayName: 'End Date',
name: 'endDate',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
},
{
displayName: 'Location',
name: 'location',
type: 'options',
default: 'ALL',
description: 'The location of the geomagnetic storm',
options: [
{
name: 'All',
value: 'ALL',
},
{
name: 'Earth',
value: 'earth',
},
{
name: 'Messenger',
value: 'MESSENGER',
},
{
name: 'Stereo A',
value: 'STEREO A',
},
{
name: 'Stereo B',
value: 'STEREO B',
},
],
},
{
displayName: 'Catalog',
name: 'catalog',
type: 'options',
default: 'ALL',
description: 'The catalog of the geomagnetic storm',
options: [
{
name: 'All',
value: 'ALL',
},
{
name: 'SWRC Catalog',
value: 'SWRC_CATALOG',
},
{
name: 'Winslow Messenger ICME Catalog',
value: 'WINSLOW_MESSENGER_ICME_CATALOG',
},
],
},
],
},
/* latitude, longitude and additionaFields (date, degrees) for earthImagery and earthAssets*/
{
displayName: 'Latitude',
name: 'lat',
type: 'number',
default: '',
placeholder: '47.751076',
description: 'Latitude for the location of the image',
displayOptions: {
show: {
resource: ['earthImagery', 'earthAssets'],
operation: ['get'],
},
},
},
{
displayName: 'Longitude',
name: 'lon',
type: 'number',
default: '',
placeholder: '-120.740135',
description: 'Longitude for the location of the image',
displayOptions: {
show: {
resource: ['earthImagery', 'earthAssets'],
operation: ['get'],
},
},
},
{
displayName: 'Put Output File in Field',
name: 'binaryPropertyName',
type: 'string',
required: true,
default: 'data',
displayOptions: {
show: {
operation: ['get'],
resource: ['earthImagery'],
},
},
hint: 'The name of the output binary field to put the file in',
},
//aqui
{
displayName: 'Additional Fields',
name: 'additionalFields',
type: 'collection',
default: {},
placeholder: 'Add field',
displayOptions: {
show: {
resource: ['earthImagery', 'earthAssets'],
operation: ['get'],
},
},
options: [
{
displayName: 'Date',
name: 'date',
type: 'dateTime',
default: '',
placeholder: 'YYYY-MM-DD',
description: 'Date of the image',
},
{
displayName: 'Degrees',
name: 'dim',
type: 'number',
default: '',
placeholder: '0.025',
description: 'Width and height of the image in degrees',
},
],
},
{
displayName: 'Return All',
name: 'returnAll',
type: 'boolean',
displayOptions: {
show: {
operation: ['getAll'],
},
},
default: false,
description: 'Whether to return all results or only up to a given limit',
},
{
displayName: 'Limit',
name: 'limit',
type: 'number',
typeOptions: {
minValue: 1,
},
description: 'Max number of results to return',
default: 20,
displayOptions: {
show: {
operation: ['getAll'],
returnAll: [false],
},
},
},
],
};
async execute(this: IExecuteFunctions): Promise<INodeExecutionData[][]> {
const items = this.getInputData();
const returnData: INodeExecutionData[] = [];
const resource = this.getNodeParameter('resource', 0);
const operation = this.getNodeParameter('operation', 0);
let responseData;
const qs: IDataObject = {};
let returnAll = false;
let propertyName = '';
let download = false;
for (let i = 0; i < items.length; i++) {
try {
let endpoint = '';
let includeCloseApproachData = false;
// additionalFields are brought up here to prevent repetition on most endpoints.
// The few endpoints like asteroidNeoBrowse that do not have additionalFields
// trigger an error in getNodeParameter dealt with in the catch block.
let additionalFields;
try {
additionalFields = this.getNodeParameter('additionalFields', i);
} catch (error) {
additionalFields = {} as IDataObject;
}
if (resource === 'astronomyPictureOfTheDay') {
if (operation === 'get') {
endpoint = '/planetary/apod';
qs.date =
moment(additionalFields.date as string).format('YYYY-MM-DD') ||
moment().format('YYYY-MM-DD');
}
}
if (resource === 'asteroidNeoFeed') {
if (operation === 'get') {
endpoint = '/neo/rest/v1/feed';
propertyName = 'near_earth_objects';
// The range defaults to the current date to reduce the number of results.
const currentDate = moment().format('YYYY-MM-DD');
qs.start_date =
moment(additionalFields.startDate as string).format('YYYY-MM-DD') || currentDate;
qs.end_date =
moment(additionalFields.endDate as string).format('YYYY-MM-DD') || currentDate;
}
}
if (resource === 'asteroidNeoLookup') {
if (operation === 'get') {
const asteroidId = this.getNodeParameter('asteroidId', i) as IDataObject;
includeCloseApproachData = additionalFields.includeCloseApproachData as boolean;
endpoint = `/neo/rest/v1/neo/${asteroidId}`;
} else {
throw new NodeOperationError(
this.getNode(),
`The operation '${operation}' is unknown!`,
{ itemIndex: i },
);
}
}
if (resource === 'asteroidNeoBrowse') {
if (operation === 'getAll') {
returnAll = this.getNodeParameter('returnAll', 0);
if (!returnAll) {
qs.size = this.getNodeParameter('limit', 0);
}
propertyName = 'near_earth_objects';
endpoint = '/neo/rest/v1/neo/browse';
} else {
throw new NodeOperationError(
this.getNode(),
`The operation '${operation}' is unknown!`,
{ itemIndex: i },
);
}
}
if (resource.startsWith('donki')) {
if (additionalFields.startDate) {
qs.startDate = moment(additionalFields.startDate as string).format('YYYY-MM-DD');
} else {
qs.startDate = moment().subtract(30, 'days').format('YYYY-MM-DD');
}
if (additionalFields.endDate) {
qs.endDate = moment(additionalFields.endDate as string).format('YYYY-MM-DD');
} else {
qs.endDate = moment().format('YYYY-MM-DD');
}
if (resource === 'donkiCoronalMassEjection') {
if (operation === 'get') {
endpoint = '/DONKI/CME';
}
} else if (resource === 'donkiGeomagneticStorm') {
if (operation === 'get') {
endpoint = '/DONKI/GST';
}
} else if (resource === 'donkiInterplanetaryShock') {
if (operation === 'get') {
endpoint = '/DONKI/IPS';
qs.location = (additionalFields.location as string) || 'ALL'; // default per API
qs.catalog = (additionalFields.catalog as string) || 'ALL'; // default per API
}
} else if (resource === 'donkiSolarFlare') {
if (operation === 'get') {
endpoint = '/DONKI/FLR';
}
} else if (resource === 'donkiSolarEnergeticParticle') {
if (operation === 'get') {
endpoint = '/DONKI/SEP';
}
} else if (resource === 'donkiMagnetopauseCrossing') {
if (operation === 'get') {
endpoint = '/DONKI/MPC';
}
} else if (resource === 'donkiRadiationBeltEnhancement') {
if (operation === 'get') {
endpoint = '/DONKI/RBE';
}
} else if (resource === 'donkiHighSpeedStream') {
if (operation === 'get') {
endpoint = '/DONKI/HSS';
}
} else if (resource === 'donkiWsaEnlilSimulation') {
if (operation === 'get') {
endpoint = '/DONKI/WSAEnlilSimulations';
}
} else if (resource === 'donkiNotifications') {
if (operation === 'get') {
endpoint = '/DONKI/notifications';
qs.type = (additionalFields.type as string) || 'all'; // default per API
}
}
}
if (resource === 'earthImagery') {
if (operation === 'get') {
endpoint = '/planetary/earth/imagery';
qs.lat = this.getNodeParameter('lat', i) as IDataObject;
qs.lon = this.getNodeParameter('lon', i) as IDataObject;
qs.dim = (additionalFields.dim as string) || 0.025; // default per API
if (additionalFields.date) {
qs.date = moment(additionalFields.date as string).format('YYYY-MM-DD');
} else {
qs.date = moment().format('YYYY-MM-DD');
}
}
}
if (resource === 'earthAssets') {
if (operation === 'get') {
endpoint = '/planetary/earth/assets';
qs.lat = this.getNodeParameter('lat', i) as IDataObject;
qs.lon = this.getNodeParameter('lon', i) as IDataObject;
qs.dim = (additionalFields.dim as string) || 0.025; // default per API
if (additionalFields.date) {
qs.date = moment(additionalFields.date as string).format('YYYY-MM-DD');
}
}
if (operation === 'get') {
endpoint = '/insight_weather/earth/imagery';
// Hardcoded because these are the only options available right now.
qs.feedtype = 'json';
qs.ver = '1.0';
}
}
if (returnAll) {
responseData = nasaApiRequestAllItems.call(this, propertyName, 'GET', endpoint, qs);
} else {
responseData = await nasaApiRequest.call(this, 'GET', endpoint, qs);
if (propertyName !== '') {
responseData = responseData[propertyName];
}
}
if (resource === 'asteroidNeoLookup' && operation === 'get' && !includeCloseApproachData) {
delete responseData.close_approach_data;
}
if (resource === 'asteroidNeoFeed') {
const date = Object.keys(responseData as IDataObject)[0];
responseData = responseData[date];
}
if (resource === 'earthImagery') {
const binaryProperty = this.getNodeParameter('binaryPropertyName', i);
const data = await nasaApiRequest.call(this, 'GET', endpoint, qs, { encoding: null });
const newItem: INodeExecutionData = {
json: items[i].json,
binary: {},
};
if (items[i].binary !== undefined) {
Object.assign(newItem.binary!, items[i].binary);
}
items[i] = newItem;
items[i].binary![binaryProperty] = await this.helpers.prepareBinaryData(data as Buffer);
}
if (resource === 'astronomyPictureOfTheDay') {
download = this.getNodeParameter('download', 0);
if (download) {
const binaryProperty = this.getNodeParameter('binaryPropertyName', i);
const data = await nasaApiRequest.call(
this,
'GET',
endpoint,
qs,
{ encoding: null },
responseData.hdurl as string,
);
const filename = (responseData.hdurl as string).split('/');
const newItem: INodeExecutionData = {
json: items[i].json,
binary: {},
};
Object.assign(newItem.json, responseData);
if (items[i].binary !== undefined) {
Object.assign(newItem.binary!, items[i].binary);
}
items[i] = newItem;
items[i].binary![binaryProperty] = await this.helpers.prepareBinaryData(
data as Buffer,
filename[filename.length - 1],
);
}
}
const executionData = this.helpers.constructExecutionMetaData(
this.helpers.returnJsonArray(responseData as IDataObject),
{ itemData: { item: i } },
);
returnData.push(...executionData);
} catch (error) {
if (this.continueOnFail()) {
if (resource === 'earthImagery' && operation === 'get') {
items[i].json = { error: error.message };
} else if (resource === 'astronomyPictureOfTheDay' && operation === 'get' && download) {
items[i].json = { error: error.message };
} else {
const executionErrorData = this.helpers.constructExecutionMetaData(
this.helpers.returnJsonArray({ error: error.message }),
{ itemData: { item: i } },
);
returnData.push(...executionErrorData);
}
continue;
}
throw error;
}
}
if (resource === 'earthImagery' && operation === 'get') {
return [items];
} else if (resource === 'astronomyPictureOfTheDay' && operation === 'get' && download) {
return [items];
} else {
return [returnData];
}
}
}