import fs from 'node:fs/promises';
import path from 'node:path';
import os from 'node:os';
export interface Config {
apiKey?: string;
outputFormat?: 'json' | 'table' | 'plain';
defaultLimit?: number;
}
const CONFIG_FILE_NAME = '.chromium-helper.json';
async function getConfigPath(): Promise<string> {
// Check for config file in the following order:
// 1. Current working directory
// 2. User home directory
const cwd = process.cwd();
const home = os.homedir();
const cwdConfig = path.join(cwd, CONFIG_FILE_NAME);
const homeConfig = path.join(home, CONFIG_FILE_NAME);
// Return the first one that exists, or default to home directory
try {
await fs.access(cwdConfig);
return cwdConfig;
} catch {
// File doesn't exist in cwd, use home directory
return homeConfig;
}
}
export async function loadConfig(): Promise<Config> {
const defaultConfig: Config = {
apiKey: process.env.CHROMIUM_SEARCH_API_KEY || 'AIzaSyCqPSptx9mClE5NU4cpfzr6cgdO_phV1lM',
outputFormat: 'plain',
defaultLimit: 20
};
try {
const configPath = await getConfigPath();
const configData = await fs.readFile(configPath, 'utf-8');
const fileConfig = JSON.parse(configData);
return {
...defaultConfig,
...fileConfig
};
} catch (error) {
// Config file doesn't exist or is invalid, use defaults
return defaultConfig;
}
}
export async function saveConfig(config: Config): Promise<void> {
try {
const configPath = await getConfigPath();
await fs.writeFile(configPath, JSON.stringify(config, null, 2), 'utf-8');
} catch (error) {
throw new Error(`Failed to save config: ${error instanceof Error ? error.message : String(error)}`);
}
}
export async function updateConfig(updates: Partial<Config>): Promise<Config> {
const currentConfig = await loadConfig();
const newConfig = { ...currentConfig, ...updates };
await saveConfig(newConfig);
return newConfig;
}
export async function getConfigFilePath(): Promise<string> {
return await getConfigPath();
}
