refactor: move client to sperate packages, rename cli to container

packages/client/index.js

@@ -0,0 +1,123 @@
+/* eslint-disable no-underscore-dangle */
+import { stdin, stdout, exit } from 'process'
+import { io } from 'socket.io-client'
+import { program } from 'commander'
+
+function get(key, defaultValue) {
+  const value = process.env[key]
+  if (value != null) {
+    return value
+  }
+  return defaultValue
+}
+stdin.setRawMode(true)
+stdin.resume()
+stdin.setEncoding('utf8')
+
+async function createdSession() {
+  console.log('Creating a new session...')
+  const res = await fetch(`${program.opts().host}/api/v1/sessions`, {
+    method: 'POST',
+    headers: {
+      'Content-Type': 'application/json',
+    },
+    body: JSON.stringify({
+      quest_id: 'helloworld',
+    }),
+  })
+  const data = await res.json()
+  console.log('Created Session ID:', data._id)
+  return data
+}
+
+async function getSessionList() {
+  const res = await fetch(`${program.opts().host}/api/v1/sessions`)
+  const data = await res.json()
+  return data
+}
+
+async function lastSession() {
+  const sessions = await getSessionList()
+  if (sessions.length === 0) {
+    console.log(
+      'No session found. Please use --create to create a new session.'
+    )
+    exit(1)
+  }
+  const session = sessions[sessions.length - 1]
+  console.log(
+    `Last Session ID: ${session._id}, Quest: ${session.quest}, Created At: ${session.createdAt}`
+  )
+  return session
+}
+
+async function connect(sessionId) {
+  console.log(`Session ID: ${sessionId}`)
+  console.log('Use Ctrl + D to exit.')
+  if (!sessionId) exit()
+
+  const socket = io(program.opts().host, {
+    query: {
+      session_id: sessionId,
+    },
+  })
+
+  socket.on('open', function open() {
+    console.log('Connected to the server.')
+  })
+
+  socket.on('message', console.log)
+
+  socket.on('terminal', function incoming(data) {
+    stdout.write(data)
+  })
+
+  socket.on('close', function close() {
+    console.log('Disconnected from the server.')
+    exit()
+  })
+
+  stdin.on('data', (key) => {
+    if (key === '\u0004') {
+      socket.close()
+      exit()
+    } else {
+      socket.emit('terminal', key)
+    }
+  })
+}
+
+async function main() {
+  console.log(program.opts().session)
+  // main()
+
+  const sessionId =
+    program.opts().session ||
+    (program.opts().create ? (await createdSession())._id : null) ||
+    (await lastSession())._id
+
+  await connect(sessionId)
+}
+
+program
+  .option('-s, --session <string>', 'Session ID')
+  .option('-c, --create', 'Create a new session')
+  .option(
+    '-h, --host <string>',
+    'Server host',
+    get('API_ENDPOINT', 'http://localhost:3000')
+  )
+  .action(main)
+
+program
+  .command('list')
+  .description('List all sessions')
+  .action(async () => {
+    const sessions = await getSessionList()
+    sessions.forEach(({ _id, quest, createdAt }) => {
+      console.log(`${_id} ${quest} ${createdAt}`)
+    })
+    exit()
+  })
+
+program.parse()

packages/client/package.json

@@ -0,0 +1,14 @@
+{
+  "name": "client",
+  "version": "1.0.0",
+  "main": "index.js",
+  "license": "MIT",
+  "type": "module",
+  "scripts": {
+    "start": "node index.js"
+  },
+  "dependencies": {
+    "commander": "^11.0.0",
+    "socket.io-client": "^4.7.2"
+  }
+}