Add Node.js as supported language

.gitignore

@@ -46,3 +46,6 @@ output/
 **/metrics/
 benchmarks.tar.gz
 metrics.tar.gz
+
+
+.idea

assets/handlers/node/.gitignore

@@ -0,0 +1,132 @@
+### Node template
+# Logs
+logs
+*.log
+npm-debug.log*
+yarn-debug.log*
+yarn-error.log*
+lerna-debug.log*
+.pnpm-debug.log*
+
+# Diagnostic reports (https://nodejs.org/api/report.html)
+report.[0-9]*.[0-9]*.[0-9]*.[0-9]*.json
+
+# Runtime data
+pids
+*.pid
+*.seed
+*.pid.lock
+
+# Directory for instrumented libs generated by jscoverage/JSCover
+lib-cov
+
+# Coverage directory used by tools like istanbul
+coverage
+*.lcov
+
+# nyc test coverage
+.nyc_output
+
+# Grunt intermediate storage (https://gruntjs.com/creating-plugins#storing-task-files)
+.grunt
+
+# Bower dependency directory (https://bower.io/)
+bower_components
+
+# node-waf configuration
+.lock-wscript
+
+# Compiled binary addons (https://nodejs.org/api/addons.html)
+build/Release
+
+# Dependency directories
+node_modules/
+jspm_packages/
+
+# Snowpack dependency directory (https://snowpack.dev/)
+web_modules/
+
+# TypeScript cache
+*.tsbuildinfo
+
+# Optional npm cache directory
+.npm
+
+# Optional eslint cache
+.eslintcache
+
+# Optional stylelint cache
+.stylelintcache
+
+# Microbundle cache
+.rpt2_cache/
+.rts2_cache_cjs/
+.rts2_cache_es/
+.rts2_cache_umd/
+
+# Optional REPL history
+.node_repl_history
+
+# Output of 'npm pack'
+*.tgz
+
+# Yarn Integrity file
+.yarn-integrity
+
+# dotenv environment variable files
+.env
+.env.development.local
+.env.test.local
+.env.production.local
+.env.local
+
+# parcel-bundler cache (https://parceljs.org/)
+.cache
+.parcel-cache
+
+# Next.js build output
+.next
+out
+
+# Nuxt.js build / generate output
+.nuxt
+dist
+
+# Gatsby files
+.cache/
+# Comment in the public line in if your project uses Gatsby and not Next.js
+# https://nextjs.org/blog/next-9-1#public-directory-support
+# public
+
+# vuepress build output
+.vuepress/dist
+
+# vuepress v2.x temp and cache directory
+.temp
+.cache
+
+# Docusaurus cache and generated files
+.docusaurus
+
+# Serverless directories
+.serverless/
+
+# FuseBox cache
+.fusebox/
+
+# DynamoDB Local files
+.dynamodb/
+
+# TernJS port file
+.tern-port
+
+# Stores VSCode versions used for testing VSCode extensions
+.vscode-test
+
+# yarn v2
+.yarn/cache
+.yarn/unplugged
+.yarn/build-state.yml
+.yarn/install-state.gz
+.pnp.*
+

assets/handlers/node/hash/definition.yml

@@ -0,0 +1,11 @@
+import_path: hash
+description: "Hashes the given password using the Argon2 hash function."
+is_async: true
+returns: true
+signature:
+  function: hashPassword
+  parameters:
+    - arg: 0
+      type: string
+      minLength: 6
+      maxLength: 48

assets/handlers/node/hash/package.json

@@ -0,0 +1,10 @@
+{
+  "name": "hash",
+  "version": "1.0.0",
+  "description": "Simple function to hash a given password.",
+  "type": "module",
+  "main": "src/index.js",
+  "dependencies": {
+    "argon2": "^0.41.1"
+  }
+}

assets/handlers/node/hash/src/index.js

@@ -0,0 +1,18 @@
+import { hash as argon2 } from 'argon2';
+
+const options = {
+  timeCost: 2,
+  memoryCost: 6144,
+  saltLength: 16,
+};
+
+/**
+ *
+ * @param password {string}
+ * @returns {Promise<{hash: string}>}
+ */
+export async function hashPassword(password) {
+  return {
+    hash: await argon2(password, options),
+  };
+}

assets/handlers/node/hash/src/index.test.js

@@ -0,0 +1,12 @@
+import { describe, it } from 'node:test';
+import assert from 'node:assert/strict';
+import { hashPassword } from './index.js';
+
+describe('hashPassword', () => {
+  it('should hash password', async () => {
+    const result = await hashPassword('s3cr3t');
+
+    assert.ok(result.hash);
+    assert.ok(typeof result.hash === 'string');
+  });
+});

assets/handlers/node/hash/utilization.yml

@@ -0,0 +1,6 @@
+CPU: 204.16257570163398
+DISK_READ: 0.0
+DISK_WRITE: 0.0
+MEMORY: 117.12701934384017
+NETWORK_RECEIVE: 0.029158250848014346
+NETWORK_TRANSMIT: 0.039155974253793996

assets/handlers/node/invoice-create/definition.yml

@@ -0,0 +1,146 @@
+import_path: invoice-create
+description: "Inserts a given invoice into a MongoDB collection."
+is_async: true
+returns: true
+depends_on:
+  - name: db:mongo
+    init: seed-invoice
+signature:
+  function: createInvoice
+  parameters:
+    - arg: 0
+      type: object
+      properties:
+        items:
+          type: array
+          items:
+            type: object
+            properties:
+              item:
+                type: object
+                properties:
+                  price_in_cents:
+                    type: integer
+                    minimum: 0
+                    maximum: 1000000
+                    exclusiveMaximum: false
+                    exclusiveMinimum: true
+                  name:
+                    type: string
+                    minLength: 1
+                    maxLength: 128
+                additionalProperties: false
+                required:
+                  - price_in_cents
+                  - name
+              quantity:
+                type: integer
+                minimum: 0
+                maximum: 10000
+                exclusiveMinimum: true
+            additionalProperties: false
+            required:
+              - item
+              - quantity
+        billing_address:
+          type: object
+          properties:
+            first_name:
+              type: string
+              minLength: 2
+              maxLength: 64
+            last_name:
+              type: string
+              minLength: 2
+              maxLength: 64
+            street:
+              type: string
+              minLength: 2
+              maxLength: 128
+            number:
+              type: integer
+              minimum: 0
+              maximum: 10000
+              exclusiveMinimum: true
+            zip_code:
+              type: integer
+              minimum: 1000
+              maximum: 99999
+            city:
+              type: string
+              minLength: 3
+              maxLength: 64
+            country:
+              type: string
+              minLength: 3
+              maxLength: 64
+          additionalProperties: false
+          required:
+            - first_name
+            - last_name
+            - street
+            - number
+            - zip_code
+            - city
+            - country
+        shipping_address:
+          type: object
+          properties:
+            first_name:
+              type: string
+              minLength: 2
+              maxLength: 64
+            last_name:
+              type: string
+              minLength: 2
+              maxLength: 64
+            street:
+              type: string
+              minLength: 2
+              maxLength: 128
+            number:
+              type: integer
+              minimum: 0
+              maximum: 10000
+              exclusiveMinimum: true
+            zip_code:
+              type: integer
+              minimum: 1000
+              maximum: 99999
+            city:
+              type: string
+              minLength: 3
+              maxLength: 64
+            country:
+              type: string
+              minLength: 3
+              maxLength: 64
+          additionalProperties: false
+          required:
+            - first_name
+            - last_name
+            - street
+            - number
+            - zip_code
+            - city
+            - country
+        user_id:
+          type: string
+          minLength: 10
+          maxLength: 24
+        extra_info:
+          type: string
+          minLength: 0
+          maxLength: 512
+        invoice_number:
+          type: string
+          minLength: 10
+          maxLength: 13
+      additionalProperties: false
+      required:
+        - items
+        - billing_address
+        - shipping_address
+        - user_id
+        - extra_info
+        - invoice_number

assets/handlers/node/invoice-create/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "invoice-create",
+  "version": "1.0.0",
+  "description": "Simple CRUD operations for an invoice entity",
+  "type": "module",
+  "main": "src/index.js",
+  "dependencies": {
+    "joi": "^17.13.3",
+    "mongodb": "^6.12.0"
+  }
+}

assets/handlers/node/invoice-create/src/db.js

@@ -0,0 +1,15 @@
+import { MongoClient } from 'mongodb';
+
+const HOST = process.env['DB_MONGO_HOST'];
+const PORT = process.env['DB_MONGO_PORT'] ?? '';
+const USER = process.env['DB_MONGO_USER'];
+const PASSWORD = process.env['DB_MONGO_PASSWORD'];
+
+const url = (USER && PASSWORD) ? `mongodb://${USER}:${PASSWORD}@${HOST}:${PORT}`: `mongodb://${HOST}:${PORT}`;
+
+const client = new MongoClient(url);
+
+await client.connect();
+
+export const invoiceDb = client.db('invoice_db');
+export const invoiceCollection = invoiceDb.collection('invoice_collection');

assets/handlers/node/invoice-create/src/index.js

@@ -0,0 +1,15 @@
+import { validate } from './validate.js';
+import { invoiceCollection } from './db.js';
+
+/**
+ *
+ * @param buffer {Buffer}
+ * @returns {Promise<string>}
+ */
+export async function createInvoice(buffer) {
+  const invoice = await validate(buffer);
+
+  const insertResult = await invoiceCollection.insertOne(invoice);
+
+  return insertResult.insertedId.toString();
+}