n8n/packages/nodes-base/nodes/Microsoft/Outlook/MessageAttachmentDescription.ts

import {
	INodeProperties,
} from 'n8n-workflow';

export const messageAttachmentOperations: INodeProperties[] = [
	{
		displayName: 'Operation',
		name: 'operation',
		type: 'options',
		noDataExpression: true,
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
			},
		},
		options: [
			{
				name: 'Add',
				value: 'add',
				description: 'Add an attachment to a message',
				action: 'Add a message attachment',
			},
			{
				name: 'Download',
				value: 'download',
				description: 'Download attachment content',
				action: 'Download a message attachment',
			},
			{
				name: 'Get',
				value: 'get',
				description: 'Get an attachment from a message',
				action: 'Get a message attachment',
			},
			{
				name: 'Get All',
				value: 'getAll',
				description: 'Get all the message\'s attachments',
				action: 'Get all message attachments',
			},
		],
		default: 'add',
	},
];

export const messageAttachmentFields: INodeProperties[] = [
	{
		displayName: 'Message ID',
		name: 'messageId',
		type: 'string',
		required: true,
		default: '',
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'add',
					'download',
					'get',
					'getAll',
				],
			},
		},
	},
	{
		displayName: 'Attachment ID',
		name: 'attachmentId',
		type: 'string',
		required: true,
		default: '',
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'download',
					'get',
				],
			},
		},
	},

	// messageAttachment:getAll, messageAttachment:listAttachments
	{
		displayName: 'Return All',
		name: 'returnAll',
		type: 'boolean',
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'getAll',
				],
			},
		},
		default: false,
		description: 'Whether to return all results or only up to a given limit',
	},
	{
		displayName: 'Limit',
		name: 'limit',
		type: 'number',
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'getAll',
				],
				returnAll: [
					false,
				],
			},
		},
		typeOptions: {
			minValue: 1,
			maxValue: 500,
		},
		default: 100,
		description: 'Max number of results to return',
	},


	// messageAttachment:create, messageAttachment:update, messageAttachment:send

	// File operations
	{
		displayName: 'Binary Property',
		name: 'binaryPropertyName',
		description: 'Name of the binary property to which to write the data of the read file',
		type: 'string',
		required: true,
		default: 'data',
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'add',
					'download',
				],
			},
		},
	},

	// messageAttachment:add
	{
		displayName: 'Additional Fields',
		name: 'additionalFields',
		type: 'collection',
		placeholder: 'Add Field',
		default: {},
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'add',
				],
			},
		},
		options: [
			{
				displayName: 'File Name',
				name: 'fileName',
				description: 'Filename of the attachment. If not set will the file-name of the binary property be used, if it exists.',
				type: 'string',
				default: '',
			},
		],
	},

	// Get & Get All operations
	{
		displayName: 'Additional Fields',
		name: 'additionalFields',
		type: 'collection',
		placeholder: 'Add Field',
		default: {},
		displayOptions: {
			show: {
				resource: [
					'messageAttachment',
				],
				operation: [
					'get',
					'getAll',
				],
			},
		},
		options: [
			{
				displayName: 'Fields',
				name: 'fields',
				type: 'string',
				default: '',
				description: 'Fields the response will contain. Multiple can be added separated by ,.',
			},
			{
				displayName: 'Filter',
				name: 'filter',
				type: 'string',
				default: '',
				description: 'Microsoft Graph API OData $filter query',
			},
		],
	},
];