first commit

packages/nodes-base/nodes/Npm/DistTagDescription.ts

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+import type { INodeProperties } from 'n8n-workflow';
+
+export const distTagOperations: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		default: 'getMany',
+		displayOptions: {
+			show: {
+				resource: ['distTag'],
+			},
+		},
+
+		options: [
+			{
+				name: 'Get All',
+				value: 'getMany',
+				action: 'Returns all the dist-tags for a package',
+				description: 'Returns all the dist-tags for a package',
+				routing: {
+					request: {
+						method: 'GET',
+						url: '=/-/package/{{ encodeURIComponent($parameter.packageName) }}/dist-tags',
+					},
+				},
+			},
+			{
+				name: 'Update',
+				value: 'update',
+				action: 'Update a the dist-tags for a package',
+				description: 'Update a the dist-tags for a package',
+				routing: {
+					request: {
+						method: 'PUT',
+						url: '=/-/package/{{ encodeURIComponent($parameter.packageName) }}/dist-tags/{{ encodeURIComponent($parameter.distTagName) }}',
+					},
+					send: {
+						preSend: [
+							async function (this, requestOptions) {
+								requestOptions.headers!['content-type'] = 'application/x-www-form-urlencoded';
+								requestOptions.body = this.getNodeParameter('packageVersion');
+								return requestOptions;
+							},
+						],
+					},
+				},
+			},
+		],
+	},
+];
+
+export const distTagFields: INodeProperties[] = [
+	{
+		displayName: 'Package Name',
+		name: 'packageName',
+		type: 'string',
+		required: true,
+		default: '',
+		displayOptions: {
+			show: {
+				resource: ['distTag'],
+				operation: ['getMany', 'update'],
+			},
+		},
+	},
+	{
+		displayName: 'Package Version',
+		name: 'packageVersion',
+		type: 'string',
+		required: true,
+		default: '',
+		displayOptions: {
+			show: {
+				resource: ['distTag'],
+				operation: ['update'],
+			},
+		},
+	},
+	{
+		displayName: 'Distribution Tag Name',
+		name: 'distTagName',
+		type: 'string',
+		required: true,
+		default: 'latest',
+		displayOptions: {
+			show: {
+				resource: ['distTag'],
+				operation: ['update'],
+			},
+		},
+	},
+];

packages/nodes-base/nodes/Npm/Npm.node.json

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+{
+	"node": "n8n-nodes-base.npm",
+	"nodeVersion": "1.0",
+	"codexVersion": "1.0",
+	"categories": ["Development"],
+	"resources": {
+		"credentialDocumentation": [
+			{
+				"url": "https://docs.n8n.io/integrations/builtin/credentials/npm/"
+			}
+		],
+		"primaryDocumentation": [
+			{
+				"url": "https://docs.n8n.io/integrations/builtin/app-nodes/n8n-nodes-base.npm/"
+			}
+		],
+		"generic": []
+	}
+}

packages/nodes-base/nodes/Npm/Npm.node.ts

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+import type { INodeType, INodeTypeDescription } from 'n8n-workflow';
+import { NodeConnectionTypes } from 'n8n-workflow';
+
+import { distTagFields, distTagOperations } from './DistTagDescription';
+import { packageFields, packageOperations } from './PackageDescription';
+
+export class Npm implements INodeType {
+	description: INodeTypeDescription = {
+		displayName: 'Npm',
+		name: 'npm',
+		icon: 'file:npm.svg',
+		group: ['input'],
+		version: 1,
+		subtitle: '={{ $parameter["operation"] + ": " + $parameter["resource"] }}',
+		description: 'Consume NPM registry API',
+		defaults: {
+			name: 'npm',
+		},
+		usableAsTool: true,
+		inputs: [NodeConnectionTypes.Main],
+		outputs: [NodeConnectionTypes.Main],
+		credentials: [
+			{
+				name: 'npmApi',
+				required: false,
+			},
+		],
+		requestDefaults: {
+			baseURL: '={{ $credentials.registryUrl }}',
+		},
+		properties: [
+			{
+				displayName: 'Resource',
+				name: 'resource',
+				type: 'options',
+				noDataExpression: true,
+				options: [
+					{
+						name: 'Package',
+						value: 'package',
+					},
+					{
+						name: 'Distribution Tag',
+						value: 'distTag',
+					},
+				],
+				default: 'package',
+			},
+
+			...packageOperations,
+			...packageFields,
+
+			...distTagOperations,
+			...distTagFields,
+		],
+	};
+}

packages/nodes-base/nodes/Npm/PackageDescription.ts

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+import type { INodeExecutionData, INodeProperties } from 'n8n-workflow';
+import { valid as isValidSemver } from 'semver';
+
+interface PackageJson {
+	name: string;
+	version: string;
+	description: string;
+}
+
+export const packageOperations: INodeProperties[] = [
+	{
+		displayName: 'Operation',
+		name: 'operation',
+		type: 'options',
+		noDataExpression: true,
+		default: 'getMetadata',
+		displayOptions: {
+			show: {
+				resource: ['package'],
+			},
+		},
+		options: [
+			{
+				name: 'Get Metadata',
+				value: 'getMetadata',
+				action: 'Returns all the metadata for a package at a specific version',
+				description: 'Returns all the metadata for a package at a specific version',
+				routing: {
+					request: {
+						method: 'GET',
+						url: '=/{{ encodeURIComponent($parameter.packageName) }}/{{ $parameter.packageVersion }}',
+					},
+				},
+			},
+			{
+				name: 'Get Versions',
+				value: 'getVersions',
+				action: 'Returns all the versions for a package',
+				description: 'Returns all the versions for a package',
+				routing: {
+					request: {
+						method: 'GET',
+						url: '=/{{ encodeURIComponent($parameter.packageName) }}',
+					},
+					output: {
+						postReceive: [
+							async function (items) {
+								const allVersions: INodeExecutionData[] = [];
+								for (const { json } of items) {
+									const itemVersions = json.time as Record<string, string>;
+									Object.keys(itemVersions).forEach((version) => {
+										if (isValidSemver(version)) {
+											allVersions.push({
+												json: {
+													version,
+													published_at: itemVersions[version],
+												},
+											});
+										}
+									});
+								}
+								allVersions.sort(
+									(a, b) =>
+										new Date(b.json.published_at as string).getTime() -
+										new Date(a.json.published_at as string).getTime(),
+								);
+								return allVersions;
+							},
+						],
+					},
+				},
+			},
+			{
+				name: 'Search',
+				value: 'search',
+				action: 'Search for packages',
+				description: 'Search for packages',
+				routing: {
+					request: {
+						method: 'GET',
+						url: '/-/v1/search',
+						qs: {
+							text: '={{$parameter.query}}',
+							size: '={{$parameter.limit}}',
+							from: '={{$parameter.offset}}',
+							popularity: 0.99,
+						},
+					},
+					output: {
+						postReceive: [
+							async function (items) {
+								return items.flatMap(({ json }) =>
+									(json.objects as Array<{ package: PackageJson }>).map(
+										({ package: { name, version, description } }) =>
+											({ json: { name, version, description } }) as INodeExecutionData,
+									),
+								);
+							},
+						],
+					},
+				},
+			},
+		],
+	},
+];
+
+export const packageFields: INodeProperties[] = [
+	{
+		displayName: 'Package Name',
+		name: 'packageName',
+		type: 'string',
+		required: true,
+		default: '',
+		displayOptions: {
+			show: {
+				resource: ['package'],
+				operation: ['getMetadata', 'getVersions'],
+			},
+		},
+	},
+	{
+		displayName: 'Package Version',
+		name: 'packageVersion',
+		type: 'string',
+		required: true,
+		default: 'latest',
+		displayOptions: {
+			show: {
+				resource: ['package'],
+				operation: ['getMetadata'],
+			},
+		},
+	},
+	{
+		displayName: 'Query',
+		name: 'query',
+		type: 'string',
+		required: true,
+		displayOptions: {
+			show: {
+				resource: ['package'],
+				operation: ['search'],
+			},
+		},
+		default: '',
+		description: 'The query text used to search for packages',
+	},
+	{
+		displayName: 'Limit',
+		name: 'limit',
+		type: 'number',
+		default: 10,
+		typeOptions: {
+			minValue: 1,
+			maxValue: 100,
+		},
+		displayOptions: {
+			show: {
+				resource: ['package'],
+				operation: ['search'],
+			},
+		},
+		description: 'Max number of results to return',
+	},
+	{
+		displayName: 'Offset',
+		name: 'offset',
+		type: 'number',
+		default: 0,
+		typeOptions: {
+			minValue: 0,
+		},
+		displayOptions: {
+			show: {
+				resource: ['package'],
+				operation: ['search'],
+			},
+		},
+		description: 'Offset to return results from',
+	},
+];

packages/nodes-base/nodes/Npm/npm.svg

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+<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 2500 2500"><path fill="#c00" d="M0 0h2500v2500H0z"/><path fill="#fff" d="M1241.5 268.5h-973v1962.9h972.9V763.5h495v1467.9h495V268.5z"/></svg>

packages/nodes-base/nodes/Npm/test/Npm.node.test.ts

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+import { NodeTestHarness } from '@nodes-testing/node-test-harness';
+import nock from 'nock';
+
+describe('Test npm Node', () => {
+	const credentials = {
+		npmApi: {
+			accessToken: 'fake-npm-access-token',
+			registryUrl: 'https://fake.npm.registry',
+		},
+	};
+
+	beforeAll(() => {
+		const { registryUrl } = credentials.npmApi;
+		const mock = nock(registryUrl); //.matchHeader('Authorization', `Bearer ${accessToken}`);
+
+		mock.get('/-/package/n8n/dist-tags').reply(200, {
+			latest: '0.225.2',
+			next: '0.226.2',
+		});
+
+		mock.get('/n8n').reply(200, {
+			time: {
+				'0.225.2': '2023-04-25T09:45:36.407Z',
+				'0.226.2': '2023-05-03T09:41:30.844Z',
+				'0.227.0': '2023-05-03T13:44:32.079Z',
+			},
+		});
+
+		mock.get('/n8n/latest').reply(200, {
+			name: 'n8n',
+			version: '0.225.2',
+			rest: 'of the properties',
+		});
+	});
+
+	new NodeTestHarness().setupTests({ credentials });
+});

packages/nodes-base/nodes/Npm/test/Npm.workflow.test.json

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+{
+	"name": "Test NPM",
+	"nodes": [
+		{
+			"parameters": {},
+			"name": "Execute Workflow",
+			"type": "n8n-nodes-base.manualTrigger",
+			"typeVersion": 1,
+			"position": [620, 440]
+		},
+		{
+			"parameters": {
+				"resource": "distTag",
+				"operation": "getMany",
+				"packageName": "n8n"
+			},
+			"name": "Get All dist-tags",
+			"type": "n8n-nodes-base.npm",
+			"credentials": {
+				"npmApi": {
+					"id": "1"
+				}
+			}
+		},
+		{
+			"parameters": {
+				"resource": "package",
+				"operation": "getVersions",
+				"packageName": "n8n"
+			},
+			"name": "Get Versions",
+			"type": "n8n-nodes-base.npm",
+			"credentials": {
+				"npmApi": {
+					"id": "1"
+				}
+			}
+		},
+		{
+			"parameters": {
+				"resource": "package",
+				"operation": "getMetadata",
+				"packageName": "n8n",
+				"packageVersion": "latest"
+			},
+			"name": "Get Metadata",
+			"type": "n8n-nodes-base.npm",
+			"credentials": {
+				"npmApi": {
+					"id": "1"
+				}
+			}
+		}
+	],
+	"pinData": {
+		"Get All dist-tags": [
+			{
+				"json": {
+					"latest": "0.225.2",
+					"next": "0.226.2"
+				}
+			}
+		],
+		"Get Versions": [
+			{
+				"json": {
+					"version": "0.227.0",
+					"published_at": "2023-05-03T13:44:32.079Z"
+				}
+			},
+			{
+				"json": {
+					"version": "0.226.2",
+					"published_at": "2023-05-03T09:41:30.844Z"
+				}
+			},
+			{
+				"json": {
+					"version": "0.225.2",
+					"published_at": "2023-04-25T09:45:36.407Z"
+				}
+			}
+		],
+		"Get Metadata": [
+			{
+				"json": {
+					"name": "n8n",
+					"version": "0.225.2",
+					"rest": "of the properties"
+				}
+			}
+		]
+	},
+	"connections": {
+		"Execute Workflow": {
+			"main": [
+				[
+					{
+						"node": "Get All dist-tags",
+						"type": "main",
+						"index": 0
+					},
+					{
+						"node": "Get Versions",
+						"type": "main",
+						"index": 0
+					},
+					{
+						"node": "Get Metadata",
+						"type": "main",
+						"index": 0
+					}
+				]
+			]
+		}
+	}
+}