Initial commit

skills/neon-drizzle/scripts/generate-schema.ts

@@ -0,0 +1,77 @@
+/**
+ * Generate Schema Script
+ *
+ * Generates Drizzle migration files based on schema changes.
+ * Run with: npx drizzle-kit generate
+ *
+ * This creates SQL migration files in the migrations directory
+ * based on differences between your schema.ts and the database.
+ */
+
+import { exec } from 'child_process';
+import { promisify } from 'util';
+
+const execAsync = promisify(exec);
+
+async function generateSchema() {
+  console.log('🔄 Generating Drizzle migrations...\n');
+
+  try {
+    const { stdout, stderr } = await execAsync('npx drizzle-kit generate');
+
+    if (stdout) {
+      console.log('📝 Generated migrations:');
+      console.log(stdout);
+    }
+
+    if (stderr) {
+      console.warn('⚠️  Warnings:');
+      console.warn(stderr);
+    }
+
+    console.log('\n✅ Migration generation complete!');
+    console.log('\n📋 Next steps:');
+    console.log('   1. Review the generated migration files in ./src/db/migrations');
+    console.log('   2. Run: npx drizzle-kit migrate');
+    console.log('   3. Test your application\n');
+
+    return true;
+  } catch (error) {
+    console.error('❌ Migration generation failed');
+    console.error((error as any).message);
+
+    console.log('\n💡 Troubleshooting:');
+    console.log('   • Ensure drizzle.config.ts is in your project root');
+    console.log('   • Check that DATABASE_URL is set correctly');
+    console.log('   • Verify your schema.ts file exists at the configured path');
+    console.log('   • Review guides/troubleshooting.md for common issues');
+    console.log('   • See references/migrations.md for migration patterns');
+
+    const errorMessage = (error as any).message.toLowerCase();
+
+    if (errorMessage.includes('url') || errorMessage.includes('undefined')) {
+      console.log('\n⚠️  Environment variable issue detected:');
+      console.log('   • Ensure DATABASE_URL is loaded in drizzle.config.ts');
+      console.log('   • Add: import { config } from "dotenv"; config({ path: ".env.local" });');
+      console.log('   • See guides/troubleshooting.md section: "Error: url: undefined"');
+    }
+
+    if (errorMessage.includes('schema') || errorMessage.includes('not found')) {
+      console.log('\n⚠️  Schema file issue detected:');
+      console.log('   • Verify schema path in drizzle.config.ts matches actual file location');
+      console.log('   • Default: ./src/db/schema.ts');
+    }
+
+    if (errorMessage.includes('enoent')) {
+      console.log('\n⚠️  File/directory missing:');
+      console.log('   • Create migrations folder: mkdir -p src/db/migrations');
+      console.log('   • Ensure schema file exists: src/db/schema.ts');
+    }
+
+    return false;
+  }
+}
+
+generateSchema().then((success) => {
+  process.exit(success ? 0 : 1);
+});