Feat: [MM2-1434]: Add usefull scripts for development

README.md

@@ -104,6 +104,7 @@ mercur-cli dev
 - Node.js v20+
 - PostgreSQL
 - Git CLI
+- Nodemon
 
 # Resources
 

apps/backend/dev-runner.js

@@ -0,0 +1,62 @@
+const { spawn } = require('child_process')
+const path = require('path')
+
+const ROOT = path.resolve(__dirname, '../..')
+const MODULES_DIR = path.join(ROOT, 'packages/modules')
+const modules = process.argv.slice(2)
+
+const children = []
+const run = (cmd, args, opts = {}) => {
+  const p = spawn(cmd, args, { stdio: 'pipe', shell: true, ...opts })
+  children.push(p)
+  return p
+}
+const runInherit = (cmd, args, opts = {}) => {
+  const p = spawn(cmd, args, { stdio: 'inherit', shell: true, ...opts })
+  children.push(p)
+  return p
+}
+
+const backendCmd =
+  'CHOKIDAR_USEPOLLING=1 CHOKIDAR_INTERVAL=300 nodemon --verbose --legacy-watch --signal SIGTERM -e js,json,ts -w src -w ../../packages/modules --exec "medusa develop --types=false"'
+
+const backend = run(backendCmd, [], {
+  cwd: path.resolve(__dirname),
+  env: { ...process.env }
+})
+
+const READY_RE = /(server|medusa).*(ready|listening|running|started)/i
+let started = false
+const startModules = () => {
+  if (started) return
+  started = true
+  modules.forEach((name) => {
+    const cwd = path.join(MODULES_DIR, name)
+    console.log(`\n[watch] ${name} → medusa plugin:develop`)
+    runInherit('npx', ['medusa', 'plugin:develop'], { cwd, env: process.env })
+  })
+}
+
+backend.stdout.on('data', (b) => {
+  const line = b.toString()
+  process.stdout.write(line)
+  if (READY_RE.test(line)) startModules()
+})
+backend.stderr.on('data', (b) => {
+  const line = b.toString()
+  process.stderr.write(line)
+  if (READY_RE.test(line)) startModules()
+})
+
+setTimeout(startModules, 8000).unref()
+
+backend.on('exit', (code) => {
+  children.forEach((c) => c !== backend && !c.killed && c.kill('SIGTERM'))
+  process.exit(code ?? 0)
+})
+;['SIGINT', 'SIGTERM'].forEach((sig) =>
+  process.on(sig, () => {
+    children.forEach((c) => !c.killed && c.kill('SIGTERM'))
+    process.exit(0)
+  })
+)

apps/backend/package.json

@@ -16,7 +16,7 @@
     "build": "medusa build && ln -s .medusa/server/public/ public",
     "seed": "medusa exec ./src/scripts/seed.ts",
     "start": "medusa start --types=false",
-    "dev": "medusa develop --types=false",
+    "dev": "node ./dev-runner.js",
     "db:migrate": "medusa db:migrate",
     "test:integration:http": "TEST_TYPE=integration:http NODE_OPTIONS=--experimental-vm-modules jest --silent=false --runInBand --forceExit",
     "test:integration:modules": "TEST_TYPE=integration:modules NODE_OPTIONS=--experimental-vm-modules jest --silent --runInBand --forceExit",
@@ -79,4 +79,4 @@
   "engines": {
     "node": ">=20"
   }
-}
+}

package.json

@@ -21,6 +21,9 @@
     "format": "turbo run format",
     "lint": "turbo run lint",
     "codegen": "cd .",
-    "generate:oas": "turbo run generate:oas"
+    "generate:oas": "turbo run generate:oas",
+    "clean:dirs": "rimraf --glob \"node_modules\" \"**/node_modules\" \"**/.turbo\" \"**/.medusa\" \"**/dist\"",
+    "reinstall": "yarn",
+    "clean-build": "yarn clean:dirs && yarn cache clean --force && yarn reinstall && yarn build"
   }
-}
+}