Initial commit

seeders/seed_petugas.js

@@ -0,0 +1,38 @@
+const bcrypt = require('bcrypt');
+
+/**
+ * Menyuntikkan akun petugas lapangan secara aman dengan pencegahan duplikasi data
+ * @param {object} db - Instansi koneksi SQLite 
+ */
+async function buat_akun_petugas_seeder(db) {
+    const username_petugas = 'petugas_lapangan';
+    const password_murni = 'password'; 
+    
+    return new Promise((resolve, reject) => {
+        // Praktik Keamanan: Memeriksa eksistensi username guna menghindari kegagalan SQLITE_CONSTRAINT
+        db.get("SELECT COUNT(*) as hitung FROM PETUGAS WHERE username = ?", [username_petugas], async (err, row) => {
+            if (err) return reject(err);
+            
+            if (row.hitung > 0) {
+                console.log(`Seeder Petugas: Akun '${username_petugas}' sudah aman tersedia.`);
+                return resolve();
+            }
+
+            try {
+                const salt_rounds = 10;
+                const password_terhash = await bcrypt.hash(password_murni, salt_rounds);
+                const kueri_insert = `INSERT INTO PETUGAS (username, password) VALUES (?, ?)`;
+                
+                db.run(kueri_insert, [username_petugas, password_terhash], function(error_sql) {
+                    if (error_sql) return reject(error_sql);
+                    console.log(`Seeder: Akun petugas '${username_petugas}' berhasil diinisialisasi.`);
+                    resolve();
+                });
+            } catch (error_sistem) {
+                reject(error_sistem);
+            }
+        });
+    });
+}
+
+module.exports = buat_akun_petugas_seeder;