From f88c05c5f281f67b05d3d60f9aebc17509837574 Mon Sep 17 00:00:00 2001
From: Trung Anh <anhnon0106@gmail.com>
Date: Thu, 2 Jul 2026 13:30:34 +0700
Subject: [PATCH] ci: add automatic database migration and seed check on npm
 run dev

---
 backend/package.json        |  2 +-
 backend/scripts/db-check.js | 47 +++++++++++++++++++++++++++++++++++++
 2 files changed, 48 insertions(+), 1 deletion(-)
 create mode 100644 backend/scripts/db-check.js

diff --git a/backend/package.json b/backend/package.json
index dc411bd..49a2ca7 100644
--- a/backend/package.json
+++ b/backend/package.json
@@ -13,7 +13,7 @@
         "prepare": "test -d node_modules/husky && husky install || echo \"husky is not installed\"",
         "lint": "eslint --fix --ext .js .",
         "lint:staged": "lint-staged",
-        "dev": "npx nodemon --exec npx babel-node src/core/bin/www.js",
+        "dev": "node scripts/db-check.js && npx nodemon --exec npx babel-node src/core/bin/www.js",
         "start": "npm run build && node ./dist/core/bin/www.js",
         "clean": "rimraf dist && mkdir dist",
         "build:babel": "babel ./src --out-dir dist --copy-files",
diff --git a/backend/scripts/db-check.js b/backend/scripts/db-check.js
new file mode 100644
index 0000000..6a9cbf3
--- /dev/null
+++ b/backend/scripts/db-check.js
@@ -0,0 +1,47 @@
+require('dotenv').config();
+const { execSync } = require('child_process');
+const fs = require('fs');
+const path = require('path');
+
+async function checkAndMigrate() {
+    console.log('🔍 Checking database migration status...');
+    
+    // Ensure Prisma client is generated
+    const clientPath = path.join(__dirname, '../node_modules/.prisma/client');
+    if (!fs.existsSync(clientPath)) {
+        console.log('Prisma client not found. Generating...');
+        try {
+            execSync('npx prisma generate --schema=prisma/schema', { stdio: 'inherit' });
+        } catch (err) {
+            console.error('Failed to generate Prisma client:', err.message);
+        }
+    }
+
+    try {
+        // Run migrate diff with exit-code flag.
+        // Exit code 0 = no diff (in sync), 2 = diff detected, 1 = error.
+        execSync('npx prisma migrate diff --exit-code --from-config-datasource --to-schema=prisma/schema', { stdio: 'ignore' });
+        console.log('✅ Database schema is up to date. Skipping migrations and seeding.');
+    } catch (error) {
+        // execSync throws an error if exit code is non-zero
+        if (error.status === 2) {
+            console.log('⚠️ Detected database schema differences. Applying migrations and seeding...');
+            try {
+                // Apply/create migrations (interactive in dev, will prompt for name if there are unmigrated changes)
+                execSync('npx prisma migrate dev', { stdio: 'inherit' });
+                
+                // Seed the database
+                console.log('🌱 Seeding database...');
+                execSync('npx prisma db seed', { stdio: 'inherit' });
+            } catch (err) {
+                console.error('❌ Failed to apply migrations or seed database:', err.message);
+                process.exit(1);
+            }
+        } else {
+            console.error('❌ Error checking database migration status:', error.message || error);
+            // We don't exit with 1 here to avoid blocking start if the DB is temporarily down or unreachable
+        }
+    }
+}
+
+checkAndMigrate();