add basic ws

modules/socket.js

@@ -0,0 +1,42 @@
+import { Server } from 'socket.io'
+
+export default (_, nuxt) => {
+    nuxt.hook('listen', server => {
+        const io = new Server(server)
+
+        nuxt.hook('close', () => io.close())
+
+        io.on('connection', (socket) => {
+            console.log('Connection', socket.id)
+        })
+
+        io.on('connect', (socket) => {
+          socket.emit('message', `welcome ${socket.id}`)
+          socket.broadcast.emit('message', `${socket.id} joined`)
+
+          socket.on('joinRoom', (room) => {
+            socket.join(room)
+            socket.emit('message', `joinRoom ${room}`)
+            socket.broadcast.to(room).emit('message', `${socket.id} joined ${room}`)
+          })
+
+          socket.on('newComment',
+            function comment(message, room) {
+              console.log('new comment received: %s', message)
+              socket.broadcast.to(room).emit('newComment', { message })
+            })
+
+          socket.on('message',
+            function message(data) {
+              console.log('message received: %s', data)
+              socket.broadcast.emit('message', { data })
+            })
+
+          socket.on('disconnecting',
+            () => {
+              console.log('disconnected', socket.id)
+              socket.broadcast.emit('message', `${socket.id} left`)
+            })
+        })
+    })
+}

nuxt.config.ts

@@ -20,5 +20,8 @@ export default defineNuxtConfig({
       }),
     ],
   },
-
+  modules: ["./modules/socket"],
+  plugins: [
+    { src:'@/plugins/socket.client.js', mode: 'client' }
+  ],
 })

package.json

@@ -20,6 +20,8 @@
     "better-sqlite3": "^7.6.2",
     "multer": "^1.4.5-lts.1",
     "serve-static": "^1.15.0",
+    "socket.io": "^4.5.1",
+    "socket.io-client": "^4.5.1",
     "uuid": "^8.3.2"
   }
 }

pages/c/[cosetta].vue

@@ -1,5 +1,6 @@
 <script setup>
 const route = useRoute()
+const { $socket } = useNuxtApp()
 
 let { cosetta, comments } = reactive(await $fetch(`/api/cosetta/${route.params.cosetta}`))
 
@@ -7,9 +8,18 @@ const comment = reactive({ cosetta_uuid: route.params.cosetta, message: '' })
 const addComment = async () => {
   const ret = await $fetch(`/api/comment`, { method: 'POST', body: { ...comment } })
   comment.message = ''
-  comments.unshift(ret.comment)
+  const db_comment = await $fetch(`/api/comment/${ret.comment.uuid}`)
+  comments.unshift(db_comment)
+  $socket.emit("newComment", db_comment, route.params.cosetta )
 }
 
+onMounted(() => {
+  $socket.emit("joinRoom", route.params.cosetta)
+  $socket.on("newComment", (newComment) => {
+    comments.unshift(newComment.message)
+  })
+})
+
 </script>
 <template>
   <section class="bg-white py-8">

plugins/socket.client.js

@@ -0,0 +1,18 @@
+// Nuxt 3: plugins/socket.client.js
+import io from 'socket.io-client'
+
+export default defineNuxtPlugin(() => {
+    const socket = io('http://localhost:3000')
+
+    socket.on("message", (arg) => {
+      console.log(arg); // "world"
+    });
+
+    return {
+        provide: {
+            socket: socket
+        }
+    }
+})
+
+export const socket = io('http://localhost:3000')

server/api/comment/[uuid].js

@@ -0,0 +1,9 @@
+import { getComment } from '../../controller'
+
+export default defineEventHandler(event => {
+  try {
+    return getComment(event.context.params.uuid)
+  } catch (e) {
+    return { success: false, reason: e.message }
+  }
+})

server/controller.js

@@ -63,3 +63,9 @@ export function getComments(cosetta_uuid) {
   const q = db.prepare('SELECT * from chan WHERE cosetta_uuid = ?')
   return q.all(cosetta_uuid)
 }
+
+export function getComment (uuid) {
+  const q = db.prepare('SELECT * from chan WHERE uuid = ?')
+  const comment = q.get(uuid)
+  return comment
+}

yarn.lock

@@ -684,6 +684,11 @@
     estree-walker "^2.0.1"
     picomatch "^2.2.2"
 
+"@socket.io/component-emitter@~3.1.0":
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/@socket.io/component-emitter/-/component-emitter-3.1.0.tgz#96116f2a912e0c02817345b3c10751069920d553"
+  integrity sha512-+9jVqKhRSpsc591z5vX+X5Yyw+he/HCB4iQ/RYxw35CEPaY1gnsNE43nf9n9AaYjAQrTiI/mOwKUKdUs9vf7Xg==
+
 "@tailwindcss/line-clamp@^0.4.0":
   version "0.4.0"
   resolved "https://registry.yarnpkg.com/@tailwindcss/line-clamp/-/line-clamp-0.4.0.tgz#03353e31e77636b785f2336e8c978502cec1de81"
@@ -694,6 +699,21 @@
   resolved "https://registry.yarnpkg.com/@trysound/sax/-/sax-0.2.0.tgz#cccaab758af56761eb7bf37af6f03f326dd798ad"
   integrity sha512-L7z9BgrNEcYyUYtF+HaEfiS5ebkh9jXqbszz7pC0hRBPaatV0XjSD3+eHrpqFemQfgwiFF0QPIarnIihIDn7OA==
 
+"@types/component-emitter@^1.2.10":
+  version "1.2.11"
+  resolved "https://registry.yarnpkg.com/@types/component-emitter/-/component-emitter-1.2.11.tgz#50d47d42b347253817a39709fef03ce66a108506"
+  integrity sha512-SRXjM+tfsSlA9VuG8hGO2nft2p8zjXCK1VcC6N4NXbBbYbSia9kzCChYQajIjzIqOOOuh5Ock6MmV2oux4jDZQ==
+
+"@types/cookie@^0.4.1":
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/@types/cookie/-/cookie-0.4.1.tgz#bfd02c1f2224567676c1545199f87c3a861d878d"
+  integrity sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q==
+
+"@types/cors@^2.8.12":
+  version "2.8.12"
+  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.12.tgz#6b2c510a7ad7039e98e7b8d3d6598f4359e5c080"
+  integrity sha512-vt+kDhq/M2ayberEtJcIN/hxXy1Pk+59g2FV/ZQceeaTyCtCucjL2Q7FXlFjtWn4n15KCr1NE2lNNFhp0lEThw==
+
 "@types/estree@*":
   version "1.0.0"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-1.0.0.tgz#5fb2e536c1ae9bf35366eed879e827fa59ca41c2"
@@ -723,6 +743,11 @@
   resolved "https://registry.yarnpkg.com/@types/node/-/node-18.6.1.tgz#828e4785ccca13f44e2fb6852ae0ef11e3e20ba5"
   integrity sha512-z+2vB6yDt1fNwKOeGbckpmirO+VBDuQqecXkgeIqDlaOtmKn6hPR/viQ8cxCfqLU4fTlvM3+YjM367TukWdxpg==
 
+"@types/node@>=10.0.0":
+  version "18.7.9"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-18.7.9.tgz#180bfc495c91dc62573967edf047e15dbdce1491"
+  integrity sha512-0N5Y1XAdcl865nDdjbO0m3T6FdmQ4ijE89/urOHLREyTXbpMWbSafx9y7XIsgWGtwUP2iYTinLyyW3FatAxBLQ==
+
 "@types/parse-json@^4.0.0":
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/@types/parse-json/-/parse-json-4.0.0.tgz#2f8bb441434d163b35fb8ffdccd7138927ffb8c0"
@@ -908,7 +933,7 @@ abbrev@1:
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
   integrity sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==
 
-accepts@^1.3.5:
+accepts@^1.3.5, accepts@~1.3.4:
   version "1.3.8"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
   integrity sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==
@@ -1165,6 +1190,11 @@ base64-js@^1.3.1:
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.5.1.tgz#1b1b440160a5bf7ad40b650f095963481903930a"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
 
+base64id@2.0.0, base64id@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/base64id/-/base64id-2.0.0.tgz#2770ac6bc47d312af97a8bf9a634342e0cd25cb6"
+  integrity sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog==
+
 base@^0.11.1:
   version "0.11.2"
   resolved "https://registry.yarnpkg.com/base/-/base-0.11.2.tgz#7bde5ced145b6d551a90db87f83c558b4eb48a8f"
@@ -1619,7 +1649,7 @@ commondir@^1.0.1:
   resolved "https://registry.yarnpkg.com/commondir/-/commondir-1.0.1.tgz#ddd800da0c66127393cca5950ea968a3aaf1253b"
   integrity sha512-W9pAhw0ja1Edb5GVdIF1mjZw/ASI0AlShXM83UUGe2DVr5TdAPEA1OA8m/g8zWp9x6On7gqufY+FatDbC3MDQg==
 
-component-emitter@^1.2.1:
+component-emitter@^1.2.1, component-emitter@~1.3.0:
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/component-emitter/-/component-emitter-1.3.0.tgz#16e4070fba8ae29b679f2215853ee181ab2eabc0"
   integrity sha512-Rd3se6QB+sO1TwqZjscQrurpEPIfO0/yYnSin6Q/rD3mOutHvUrCAhJub3r90uNb+SESBuE0QYoB90YdfatsRg==
@@ -1683,6 +1713,11 @@ cookie-es@^0.5.0:
   resolved "https://registry.yarnpkg.com/cookie-es/-/cookie-es-0.5.0.tgz#a6ad89923e68c542fc9e760b07aefa5ab020d719"
   integrity sha512-RyZrFi6PNpBFbIaQjXDlFIhFVqV42QeKSZX1yQIl6ihImq6vcHNGMtqQ/QzY3RMPuYSkvsRwtnt5M9NeYxKt0g==
 
+cookie@~0.4.1:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.4.2.tgz#0e41f24de5ecf317947c82fc789e06a884824432"
+  integrity sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA==
+
 cookies@~0.8.0:
   version "0.8.0"
   resolved "https://registry.yarnpkg.com/cookies/-/cookies-0.8.0.tgz#1293ce4b391740a8406e3c9870e828c4b54f3f90"
@@ -1701,6 +1736,14 @@ core-util-is@~1.0.0:
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.3.tgz#a6042d3634c2b27e9328f837b965fac83808db85"
   integrity sha512-ZQBvi1DcpJ4GDqanjucZ2Hj3wEO5pZDS89BWbkcrvdxksJorwUDDZamX9ldFkp9aw2lmBDLgkObEA4DWNJ9FYQ==
 
+cors@~2.8.5:
+  version "2.8.5"
+  resolved "https://registry.yarnpkg.com/cors/-/cors-2.8.5.tgz#eac11da51592dd86b9f06f6e7ac293b3df875d29"
+  integrity sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==
+  dependencies:
+    object-assign "^4"
+    vary "^1"
+
 cosmiconfig@^7.0.0:
   version "7.0.1"
   resolved "https://registry.yarnpkg.com/cosmiconfig/-/cosmiconfig-7.0.1.tgz#714d756522cace867867ccb4474c5d01bbae5d6d"
@@ -1913,7 +1956,7 @@ debug@2.6.9, debug@^2.2.0, debug@^2.3.3:
   dependencies:
     ms "2.0.0"
 
-debug@4, debug@^4.1.0, debug@^4.1.1, debug@^4.3.2, debug@^4.3.4:
+debug@4, debug@^4.1.0, debug@^4.1.1, debug@^4.3.2, debug@^4.3.4, debug@~4.3.1, debug@~4.3.2:
   version "4.3.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.4.tgz#1319f6579357f2338d3337d2cdd4914bb5dcc865"
   integrity sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==
@@ -2189,6 +2232,38 @@ end-of-stream@^1.1.0, end-of-stream@^1.4.1:
   dependencies:
     once "^1.4.0"
 
+engine.io-client@~6.2.1:
+  version "6.2.2"
+  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-6.2.2.tgz#c6c5243167f5943dcd9c4abee1bfc634aa2cbdd0"
+  integrity sha512-8ZQmx0LQGRTYkHuogVZuGSpDqYZtCM/nv8zQ68VZ+JkOpazJ7ICdsSpaO6iXwvaU30oFg5QJOJWj8zWqhbKjkQ==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.1"
+    engine.io-parser "~5.0.3"
+    ws "~8.2.3"
+    xmlhttprequest-ssl "~2.0.0"
+
+engine.io-parser@~5.0.3:
+  version "5.0.4"
+  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-5.0.4.tgz#0b13f704fa9271b3ec4f33112410d8f3f41d0fc0"
+  integrity sha512-+nVFp+5z1E3HcToEnO7ZIj3g+3k9389DvWtvJZz0T6/eOCPIyyxehFcedoYrZQrp0LgQbD9pPXhpMBKMd5QURg==
+
+engine.io@~6.2.0:
+  version "6.2.0"
+  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-6.2.0.tgz#003bec48f6815926f2b1b17873e576acd54f41d0"
+  integrity sha512-4KzwW3F3bk+KlzSOY57fj/Jx6LyRQ1nbcyIadehl+AnXjKT7gDO0ORdRi/84ixvMKTym6ZKuxvbzN62HDDU1Lg==
+  dependencies:
+    "@types/cookie" "^0.4.1"
+    "@types/cors" "^2.8.12"
+    "@types/node" ">=10.0.0"
+    accepts "~1.3.4"
+    base64id "2.0.0"
+    cookie "~0.4.1"
+    cors "~2.8.5"
+    debug "~4.3.1"
+    engine.io-parser "~5.0.3"
+    ws "~8.2.3"
+
 enhanced-resolve@^4.1.1:
   version "4.5.0"
   resolved "https://registry.yarnpkg.com/enhanced-resolve/-/enhanced-resolve-4.5.0.tgz#2f3cfd84dbe3b487f18f2db2ef1e064a571ca5ec"
@@ -4352,7 +4427,7 @@ nuxt@3.0.0-rc.6:
     vue-bundle-renderer "^0.3.9"
     vue-router "^4.1.2"
 
-object-assign@^4.1.0, object-assign@^4.1.1:
+object-assign@^4, object-assign@^4.1.0, object-assign@^4.1.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==
@@ -5624,6 +5699,50 @@ snapdragon@^0.8.1:
     source-map-resolve "^0.5.0"
     use "^3.1.0"
 
+socket.io-adapter@~2.4.0:
+  version "2.4.0"
+  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-2.4.0.tgz#b50a4a9ecdd00c34d4c8c808224daa1a786152a6"
+  integrity sha512-W4N+o69rkMEGVuk2D/cvca3uYsvGlMwsySWV447y99gUPghxq42BxqLNMndb+a1mm/5/7NeXVQS7RLa2XyXvYg==
+
+socket.io-client@^4.5.1:
+  version "4.5.1"
+  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-4.5.1.tgz#cab8da71976a300d3090414e28c2203a47884d84"
+  integrity sha512-e6nLVgiRYatS+AHXnOnGi4ocOpubvOUCGhyWw8v+/FxW8saHkinG6Dfhi9TU0Kt/8mwJIAASxvw6eujQmjdZVA==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.2"
+    engine.io-client "~6.2.1"
+    socket.io-parser "~4.2.0"
+
+socket.io-parser@~4.0.4:
+  version "4.0.5"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-4.0.5.tgz#cb404382c32324cc962f27f3a44058cf6e0552df"
+  integrity sha512-sNjbT9dX63nqUFIOv95tTVm6elyIU4RvB1m8dOeZt+IgWwcWklFDOdmGcfo3zSiRsnR/3pJkjY5lfoGqEe4Eig==
+  dependencies:
+    "@types/component-emitter" "^1.2.10"
+    component-emitter "~1.3.0"
+    debug "~4.3.1"
+
+socket.io-parser@~4.2.0:
+  version "4.2.1"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-4.2.1.tgz#01c96efa11ded938dcb21cbe590c26af5eff65e5"
+  integrity sha512-V4GrkLy+HeF1F/en3SpUaM+7XxYXpuMUWLGde1kSSh5nQMN4hLrbPIkD+otwh6q9R6NOQBN4AMaOZ2zVjui82g==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.1"
+
+socket.io@^4.5.1:
+  version "4.5.1"
+  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-4.5.1.tgz#aa7e73f8a6ce20ee3c54b2446d321bbb6b1a9029"
+  integrity sha512-0y9pnIso5a9i+lJmsCdtmTTgJFFSvNQKDnPQRz28mGNnxbmqYg2QPtJTLFxhymFZhAIn50eHAKzJeiNaKr+yUQ==
+  dependencies:
+    accepts "~1.3.4"
+    base64id "~2.0.0"
+    debug "~4.3.2"
+    engine.io "~6.2.0"
+    socket.io-adapter "~2.4.0"
+    socket.io-parser "~4.0.4"
+
 source-map-js@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
@@ -6422,7 +6541,7 @@ uuid@^8.3.2:
   resolved "https://registry.yarnpkg.com/uuid/-/uuid-8.3.2.tgz#80d5b5ced271bb9af6c445f21a1a04c606cefbe2"
   integrity sha512-+NYs2QeMWy+GWFOEm9xnn6HCDp0l7QBD7ml8zLUmJ+93Q5NF0NocErnwkTkXVFNiX3/fpC6afS8Dhb/gz7R7eg==
 
-vary@^1.1.2:
+vary@^1, vary@^1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
   integrity sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==
@@ -6639,6 +6758,16 @@ ws@^8.8.0:
   resolved "https://registry.yarnpkg.com/ws/-/ws-8.8.1.tgz#5dbad0feb7ade8ecc99b830c1d77c913d4955ff0"
   integrity sha512-bGy2JzvzkPowEJV++hF07hAD6niYSr0JzBNo/J29WsB57A2r7Wlc1UFcTR9IzrPvuNVO4B8LGqF8qcpsVOhJCA==
 
+ws@~8.2.3:
+  version "8.2.3"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.2.3.tgz#63a56456db1b04367d0b721a0b80cae6d8becbba"
+  integrity sha512-wBuoj1BDpC6ZQ1B7DWQBYVLphPWkm8i9Y0/3YdHjHKHiohOJ1ws+3OccDWtH+PoC9DZD5WOTrJvNbWvjS6JWaA==
+
+xmlhttprequest-ssl@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-2.0.0.tgz#91360c86b914e67f44dce769180027c0da618c67"
+  integrity sha512-QKxVRxiRACQcVuQEYFsI1hhkrMlrXHPegbbd1yn9UHOmRxY+si12nQYzri3vbzt8VdTTRviqcKxcyllFas5z2A==
+
 xtend@^4.0.0, xtend@^4.0.2:
   version "4.0.2"
   resolved "https://registry.yarnpkg.com/xtend/-/xtend-4.0.2.tgz#bb72779f5fa465186b1f438f674fa347fdb5db54"