implement connection between servers

config-handler.ts

@@ -0,0 +1,32 @@
+import Fs from "fs/promises";
+
+// CONFIG
+const configPath = "config.json";
+
+export const defaultConfig = {
+  port: 3000,
+  connectedServers: [],
+  subscribedChannels: [],
+};
+
+// METHODS
+export async function createConfig() {
+  const configString = JSON.stringify(defaultConfig, null, 4);
+  await Fs.writeFile(configPath, configString);
+}
+
+export async function getConfig(): Promise<typeof defaultConfig> {
+  try {
+    const configString = (await Fs.readFile(configPath)).toString();
+    const configObject = JSON.parse(configString);
+
+    Object.keys(defaultConfig).forEach((key) => {
+      if (!configObject[key]) throw null;
+    });
+
+    return configObject;
+  } catch {
+    createConfig();
+    return defaultConfig;
+  }
+}