feat: add config support

src/process/config.js

@@ -0,0 +1,63 @@
+import { app } from "electron";
+import { readFile, writeFile } from "node:fs/promises";
+import { join } from "node:path";
+
+/**
+ * @typedef {Object} Config
+ */
+
+/**
+ * @param {string} configName
+ *
+ * @returns {Promise<Config | undefined>}
+ */
+export async function getConfig(configName) {
+	const configFilePath = getConfigFilePath(configName);
+
+	try {
+		const configData = await readFile(configFilePath, "utf8");
+		const config = configData && JSON.parse(configData);
+
+		return config;
+	} catch (error) {
+		console.error("[ERROR] [config:get] Failed to read the file.");
+	}
+}
+
+/**
+ * @param {string} configName
+ * @param {Partial<Config>} config
+ *
+ * @returns
+ */
+export function updateConfig(configName, config) {
+	const configFilePath = getConfigFilePath(configName);
+	const currentConfig = getConfig(configName);
+
+	try {
+		const configJSON = JSON.stringify(
+			{
+				...currentConfig,
+				...config,
+			},
+			null,
+			"\t",
+		);
+		writeFile(configFilePath, configJSON, "utf8");
+
+		console.log("[INFO] [config:update] The file has been saved!");
+	} catch (error) {
+		console.error("[ERROR] [config:update] Failed to save the file.");
+	}
+}
+
+/**
+ * @param {string} configName
+ *
+ * @returns
+ */
+function getConfigFilePath(configName) {
+	const configDir = app.getPath("userData");
+
+	return join(configDir, `${configName}.json`);
+}