import * as vscode from 'vscode';
export class ConfigManager {
private static instance: ConfigManager;
private context: vscode.ExtensionContext;
private secretStorage: vscode.SecretStorage;
private constructor(context: vscode.ExtensionContext) {
this.context = context;
this.secretStorage = context.secrets;
}
public static initialize(context: vscode.ExtensionContext) {
if (!ConfigManager.instance) {
ConfigManager.instance = new ConfigManager(context);
}
}
public static getInstance(): ConfigManager {
if (!ConfigManager.instance) {
throw new Error('ConfigManager not initialized. Call initialize() first.');
}
return ConfigManager.instance;
}
/**
* Get API Key with fallback strategy:
* 1. Secret Storage (Secure)
* 2. VS Code Settings (Legacy/Insecure)
* 3. Environment Variables
*/
public async getApiKey(): Promise<string | undefined> {
// 1. Try Secret Storage
let key = await this.secretStorage.get('codeguard.userApiKey');
if (key) return key;
// 2. Try Settings (Migration path)
const config = vscode.workspace.getConfiguration('codeguard');
key = config.get<string>('userApiKey');
if (key && key.length > 5) {
// Auto-migrate to secrets if found in plaintext settings?
// For now, just return it.
return key;
}
// 3. Env Vars (handled by llm-config, but we can check here too if needed)
return undefined;
}
/**
* Securely store the API key
*/
public async setApiKey(key: string): Promise<void> {
await this.secretStorage.store('codeguard.userApiKey', key);
// Optional: Clear from plain text settings if exists to improve security
const config = vscode.workspace.getConfiguration('codeguard');
if (config.get('userApiKey')) {
await config.update('userApiKey', undefined, vscode.ConfigurationTarget.Global);
vscode.window.showInformationMessage('CodeGuard: API Key moved to Secure Storage 🔒');
}
}
public async deleteApiKey(): Promise<void> {
await this.secretStorage.delete('codeguard.userApiKey');
}
}
