initial commit

config.ts

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+import { existsSync, readFileSync, writeFileSync } from "node:fs";
+import { homedir } from "node:os";
+import { join } from "node:path";
+
+// Define interfaces for config structure
+export interface UserData {
+    nsec?: string;
+    npub?: string;
+    display_name?: string;
+    about?: string;
+    profile?: {
+        name?: string;
+        about?: string;
+        picture?: string;
+    };
+}
+
+export interface ConfigData {
+    privateKey?: string;
+    bunker?: string;
+    bunkerLocalKey?: string;
+    dbPath?: string;
+    relays?: string[];
+    wotFrom?: string;
+    mcpCommands?: string[];
+    users?: Record<string, UserData>;
+    editor?: string;
+}
+
+// Path to the config file
+const CONFIG_PATH = join(homedir(), ".mcp-nostr.json");
+
+/**
+ * Read the config file and parse its contents
+ * @returns The parsed config data
+ */
+export function readConfig(): ConfigData {
+    let config: ConfigData = {};
+
+    if (existsSync(CONFIG_PATH)) {
+        try {
+            config = JSON.parse(readFileSync(CONFIG_PATH, "utf-8"));
+        } catch (err) {
+            console.error("Error reading config file:", err);
+        }
+    }
+
+    // Ensure config is an object
+    return config ?? {};
+}
+
+/**
+ * Write config data to the config file
+ * @param config The config data to write
+ */
+export function writeConfig(config: ConfigData): void {
+    writeFileSync(CONFIG_PATH, JSON.stringify(config, null, 2));
+}
+
+/**
+ * Get a user from the config by username
+ * @param username The username to look up
+ * @returns The user data if found, undefined otherwise
+ */
+export function getUser(username: string): UserData | undefined {
+    const config = readConfig();
+    return config.users?.[username];
+}
+
+/**
+ * Save a user to the config
+ * @param username The username to save
+ * @param userData The user data to save
+ */
+export function saveUser(username: string, userData: UserData): void {
+    const config = readConfig();
+
+    if (!config.users) {
+        config.users = {};
+    }
+
+    config.users[username] = userData;
+    writeConfig(config);
+}
+
+/**
+ * Get all users from the config
+ * @returns A record of all users
+ */
+export function getAllUsers(): Record<string, UserData> {
+    const config = readConfig();
+    return config.users || {};
+}
+
+/**
+ * Get the path to the config file
+ * @returns The path to the config file
+ */
+export function getConfigPath(): string {
+    return CONFIG_PATH;
+}
+
+/**
+ * Ensure the config has a default database path
+ * @returns The updated config
+ */
+export function initConfig(): ConfigData {
+    const config = readConfig();
+
+    if (!config.dbPath) {
+        config.dbPath = join(homedir(), ".mcp-nostr.db");
+        writeConfig(config);
+    }
+
+    return config;
+}