feat: node server skeleton

package-lock.json

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@@ -3154,8 +3191,7 @@
     "path-to-regexp": {
       "version": "0.1.7",
       "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-0.1.7.tgz",
-      "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w=",
+      "integrity": "sha1-32BBeABfUi8V60SQ5yR6G/qmf4w="
-      "dev": true
     },
     "picomatch": {
       "version": "2.2.2",
@@ -3237,7 +3273,6 @@
       "version": "2.0.6",
       "resolved": "https://registry.npmjs.org/proxy-addr/-/proxy-addr-2.0.6.tgz",
       "integrity": "sha512-dh/frvCBVmSsDYzw6n926jv974gddhkFPfiN8hPOi30Wax25QZyZEGveluCgliBnqmuM+UJmBErbAUFIoDbjOw==",
-      "dev": true,
       "requires": {
         "forwarded": "~0.1.2",
         "ipaddr.js": "1.9.1"
@@ -3268,8 +3303,7 @@
     "qs": {
       "version": "6.7.0",
       "resolved": "https://registry.npmjs.org/qs/-/qs-6.7.0.tgz",
-      "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ==",
+      "integrity": "sha512-VCdBRNFTX1fyE7Nb6FYoURo/SPe62QCaAyzJvUjwRaIsc+NePBEniHlvxFmmX56+HZphIGtV0XeCirBtpDrTyQ=="
-      "dev": true
     },
     "querystring": {
       "version": "0.2.0",
@@ -3295,14 +3329,12 @@
     "range-parser": {
       "version": "1.2.1",
       "resolved": "https://registry.npmjs.org/range-parser/-/range-parser-1.2.1.tgz",
-      "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg==",
+      "integrity": "sha512-Hrgsx+orqoygnmhFbKaHE6c296J+HTAQXoxEF6gNupROmmGJRoyzfG3ccAveqCBrwr/2yxQ5BVd/GTl5agOwSg=="
-      "dev": true
     },
     "raw-body": {
       "version": "2.4.0",
       "resolved": "https://registry.npmjs.org/raw-body/-/raw-body-2.4.0.tgz",
       "integrity": "sha512-4Oz8DUIwdvoa5qMJelxipzi/iJIi40O5cGV1wNYp5hvZP8ZN0T+jiNkL0QepXs+EsQ9XJ8ipEDoiH70ySUJP3Q==",
-      "dev": true,
       "requires": {
         "bytes": "3.1.0",
         "http-errors": "1.7.2",
@@ -3313,8 +3345,7 @@
         "bytes": {
           "version": "3.1.0",
           "resolved": "https://registry.npmjs.org/bytes/-/bytes-3.1.0.tgz",
-          "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg==",
+          "integrity": "sha512-zauLjrfCG+xvoyaqLoV8bLVXXNGC4JqlxFCutSDWA6fJrTo2ZuvLYTqZ7aHBLZSMOopbzwv8f+wZcVzfVTI2Dg=="
-          "dev": true
         }
       }
     },
@@ -3573,8 +3604,7 @@
     "safe-buffer": {
       "version": "5.1.2",
       "resolved": "https://registry.npmjs.org/safe-buffer/-/safe-buffer-5.1.2.tgz",
-      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g==",
+      "integrity": "sha512-Gd2UZBJDkXlY7GbJxfsE8/nvKkUEU1G38c1siN6QP6a9PT9MmHB8GnpscSmMJSoF8LOIrt8ud/wPtojys4G6+g=="
-      "dev": true
     },
     "safe-regex": {
       "version": "1.1.0",
@@ -3588,8 +3618,7 @@
     "safer-buffer": {
       "version": "2.1.2",
       "resolved": "https://registry.npmjs.org/safer-buffer/-/safer-buffer-2.1.2.tgz",
-      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg==",
+      "integrity": "sha512-YZo3K82SD7Riyi0E1EQPojLz7kpepnSQI9IyPbHHg1XXXevb5dJI7tpyN2ADxGcQbHG7vcyRHk0cbwqcQriUtg=="
-      "dev": true
     },
     "schema-utils": {
       "version": "3.0.0",
@@ -3632,7 +3661,6 @@
       "version": "0.17.1",
       "resolved": "https://registry.npmjs.org/send/-/send-0.17.1.tgz",
       "integrity": "sha512-BsVKsiGcQMFwT8UxypobUKyv7irCNRHk1T0G680vk88yf6LBByGcZJOTJCrTP2xVN6yI+XjPJcNuE3V4fT9sAg==",
-      "dev": true,
       "requires": {
         "debug": "2.6.9",
         "depd": "~1.1.2",
@@ -3653,7 +3681,6 @@
           "version": "2.6.9",
           "resolved": "https://registry.npmjs.org/debug/-/debug-2.6.9.tgz",
           "integrity": "sha512-bC7ElrdJaJnPbAP+1EotYvqZsb3ecl5wi6Bfi6BJTUcNowp6cvspg0jXznRTKDjm/E7AdgFBVeAPVMNcKGsHMA==",
-          "dev": true,
           "requires": {
             "ms": "2.0.0"
           },
@@ -3661,16 +3688,14 @@
             "ms": {
               "version": "2.0.0",
               "resolved": "https://registry.npmjs.org/ms/-/ms-2.0.0.tgz",
-              "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g=",
+              "integrity": "sha1-VgiurfwAvmwpAd9fmGF4jeDVl8g="
-              "dev": true
             }
           }
         },
         "ms": {
           "version": "2.1.1",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.1.tgz",
-          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg==",
+          "integrity": "sha512-tgp+dl5cGk28utYktBsrFqA7HKgrhgPsg6Z/EfhWI4gl1Hwq8B/GmY/0oXZ6nF8hDVesS/FpnYaD/kOWhYQvyg=="
-          "dev": true
         }
       }
     },
@@ -3737,7 +3762,6 @@
       "version": "1.14.1",
       "resolved": "https://registry.npmjs.org/serve-static/-/serve-static-1.14.1.tgz",
       "integrity": "sha512-JMrvUwE54emCYWlTI+hGrGv5I8dEwmco/00EvkzIIsR7MqrHonbD9pO2MOfFnpFntl7ecpZs+3mW+XbQZu9QCg==",
-      "dev": true,
       "requires": {
         "encodeurl": "~1.0.2",
         "escape-html": "~1.0.3",
@@ -3777,8 +3801,7 @@
     "setprototypeof": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/setprototypeof/-/setprototypeof-1.1.1.tgz",
-      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw==",
+      "integrity": "sha512-JvdAWfbXeIGaZ9cILp38HntZSFSo3mWg6xGcJJsd+d4aRMOqauag1C63dJfDw7OaMYwEbHMOxEZ1lqVRYP2OAw=="
-      "dev": true
     },
     "shebang-command": {
       "version": "1.2.0",
@@ -4084,8 +4107,7 @@
     "statuses": {
       "version": "1.5.0",
       "resolved": "https://registry.npmjs.org/statuses/-/statuses-1.5.0.tgz",
-      "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow=",
+      "integrity": "sha1-Fhx9rBd2Wf2YEfQ3cfqZOBR4Yow="
-      "dev": true
     },
     "string-width": {
       "version": "4.2.0",
@@ -4243,8 +4265,7 @@
     "toidentifier": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/toidentifier/-/toidentifier-1.0.0.tgz",
-      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw==",
+      "integrity": "sha512-yaOH/Pk/VEhBWWTlhI+qXxDFXlejDGcQipMlyxda9nthulaxLZUNcUqFxokp0vcYnvteJln5FNQDRrxj3YcbVw=="
-      "dev": true
     },
     "ts-loader": {
       "version": "8.0.13",
@@ -4321,7 +4342,6 @@
       "version": "1.6.18",
       "resolved": "https://registry.npmjs.org/type-is/-/type-is-1.6.18.tgz",
       "integrity": "sha512-TkRKr9sUTxEH8MdfuCSP7VizJyzRNMjj2J2do2Jr3Kym598JVdEksuzPQCnlFPW4ky9Q+iA+ma9BGm06XQBy8g==",
-      "dev": true,
       "requires": {
         "media-typer": "0.3.0",
         "mime-types": "~2.1.24"
@@ -4348,8 +4368,7 @@
     "unpipe": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/unpipe/-/unpipe-1.0.0.tgz",
-      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw=",
+      "integrity": "sha1-sr9O6FFKrmFltIF4KdIbLvSZBOw="
-      "dev": true
     },
     "unset-value": {
       "version": "1.0.0",
@@ -4455,8 +4474,7 @@
     "utils-merge": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/utils-merge/-/utils-merge-1.0.1.tgz",
-      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM=",
+      "integrity": "sha1-n5VxD1CiZ5R7LMwSR0HBAoQn5xM="
-      "dev": true
     },
     "uuid": {
       "version": "3.4.0",
@@ -4473,8 +4491,7 @@
     "vary": {
       "version": "1.1.2",
       "resolved": "https://registry.npmjs.org/vary/-/vary-1.1.2.tgz",
-      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw=",
+      "integrity": "sha1-IpnwLG3tMNSllhsLn3RSShj2NPw="
-      "dev": true
     },
     "watchpack": {
       "version": "2.1.0",

package.json

@@ -11,9 +11,11 @@
   "license": "ISC",
   "dependencies": {
     "@tensorflow-models/coco-ssd": "^2.2.1",
-    "@tensorflow/tfjs": "^2.8.2"
+    "@tensorflow/tfjs": "^2.8.2",
+    "express": "^4.17.1"
   },
   "devDependencies": {
+    "@types/express": "^4.17.11",
     "ts-loader": "^8.0.13",
     "typescript": "^4.1.3",
     "webpack": "^5.11.1",

src/Server/Server.ts

@@ -0,0 +1,38 @@
+import express from 'express'
+import path from 'path'
+import bodyParser from 'body-parser'
+
+class Server {
+  public app = express()
+
+  constructor () {
+    this.createApp()
+    this.setupAppOptions()
+    this.setupAppRoutes()
+  }
+
+  createApp = () => {
+    this.app.use(express.json())
+    this.app.use(express.urlencoded({ extended: false }))
+    this.app.use(express.static(path.join(process.cwd(), '/build')))
+    this.app.use(bodyParser.json())
+  }
+
+  setupAppRoutes = () => {
+    // this.app.use('/api', apiRouter)
+    this.app.use('/', (request, response, next) => {
+      response.sendFile(path.join(process.cwd(), './dist/Vision/index.html'))
+    })
+  }
+
+  setupAppOptions = () => {
+    this.app.use((request, response, next) => {
+      response.header('Access-Control-Allow-Origin', request.headers.origin || '*')
+      response.header('Access-Control-Allow-Methods', 'GET,POST,PUT,PATCH,HEAD,DELETE,OPTIONS')
+      response.header('Access-Control-Allow-Headers', 'Content-Type,x-requested-with')
+      next()
+    })
+  }
+}
+
+export default Server

src/Server/main.ts

@@ -0,0 +1,29 @@
+import http from 'http'
+import Server from './Server'
+
+const main = () => {
+
+  const port = normalizePort(process.env.PORT || '5005')
+  const webService = createServer()
+
+  webService.listen(port, () => {
+    console.log(`Server is listening on ${port}`)
+  })
+}
+
+const createServer = () => {
+  const server = new Server()
+  return http.createServer(server.app)
+}
+
+const normalizePort = (portString: string) => {
+  const port = parseInt(portString, 10)
+
+  if (isNaN(port)) return portString
+  else if (port >= 0 ) return port
+  else return 0
+}
+
+main()
+
+export { main, createServer, normalizePort }

webpack.config.js

@@ -1,7 +1,7 @@
 const path = require('path');
 
 module.exports = {
-  entry: './src/Vision/app.ts',
+  entry: './src/Vision/main.ts',
   devtool: 'inline-source-map',
   devServer: {
     contentBase: './dist/Vision',
@@ -20,7 +20,7 @@ module.exports = {
     extensions: [ '.tsx', '.ts', '.js' ],
   },
   output: {
-    filename: 'app.js',
+    filename: 'main.js',
     path: path.resolve(__dirname, 'dist', 'Vision'),
   },
 };