Initial commit of karuta-starboard bot

utils/dbManager.js

@@ -0,0 +1,36 @@
+const fs = require('fs');
+
+const dbPath = './db.json';
+
+function readDB() {
+  try {
+    const data = fs.readFileSync(dbPath, 'utf8');
+    return JSON.parse(data) || {};
+  } catch {
+    return {};
+  }
+}
+
+function writeDB(data) {
+  fs.writeFileSync(dbPath, JSON.stringify(data, null, 2));
+}
+
+function getGuildData(guildId) {
+  const db = readDB();
+  if (!db[guildId]) db[guildId] = {};
+  return db[guildId];
+}
+
+function setGuildData(guildId, newData) {
+  const db = readDB();
+  db[guildId] = {
+    ...db[guildId],
+    ...newData
+  };
+  writeDB(db);
+}
+
+module.exports = {
+  getGuildData,
+  setGuildData
+};