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/**
* @license
* Copyright 2025 Google LLC
* SPDX-License-Identifier: Apache-2.0
*/
import * as path from 'node:path';
import * as os from 'os';
import * as crypto from 'crypto';
import * as fs from 'fs';
export const GEMINI_DIR = '.gemini';
export const GOOGLE_ACCOUNTS_FILENAME = 'google_accounts.json';
const TMP_DIR_NAME = 'tmp';
export class Storage {
private readonly targetDir: string;
constructor(targetDir: string) {
this.targetDir = targetDir;
}
static getGlobalGeminiDir(): string {
const homeDir = os.homedir();
if (!homeDir) {
return path.join(os.tmpdir(), '.gemini');
}
return path.join(homeDir, GEMINI_DIR);
}
static getMcpOAuthTokensPath(): string {
return path.join(Storage.getGlobalGeminiDir(), 'mcp-oauth-tokens.json');
}
static getGlobalSettingsPath(): string {
return path.join(Storage.getGlobalGeminiDir(), 'settings.json');
}
static getInstallationIdPath(): string {
return path.join(Storage.getGlobalGeminiDir(), 'installation_id');
}
static getGoogleAccountsPath(): string {
return path.join(Storage.getGlobalGeminiDir(), GOOGLE_ACCOUNTS_FILENAME);
}
static getUserCommandsDir(): string {
return path.join(Storage.getGlobalGeminiDir(), 'commands');
}
static getGlobalMemoryFilePath(): string {
return path.join(Storage.getGlobalGeminiDir(), 'memory.md');
}
static getGlobalTempDir(): string {
return path.join(Storage.getGlobalGeminiDir(), TMP_DIR_NAME);
}
getGeminiDir(): string {
return path.join(this.targetDir, GEMINI_DIR);
}
getProjectTempDir(): string {
const hash = this.getFilePathHash(this.getProjectRoot());
const tempDir = Storage.getGlobalTempDir();
return path.join(tempDir, hash);
}
ensureProjectTempDirExists(): void {
fs.mkdirSync(this.getProjectTempDir(), { recursive: true });
}
static getOAuthCredsPath(): string {
return path.join(Storage.getGlobalGeminiDir(), 'oauth_creds.json');
}
getProjectRoot(): string {
return this.targetDir;
}
private getFilePathHash(filePath: string): string {
return crypto.createHash('sha256').update(filePath).digest('hex');
}
getHistoryDir(): string {
const hash = this.getFilePathHash(this.getProjectRoot());
const historyDir = path.join(Storage.getGlobalGeminiDir(), 'history');
return path.join(historyDir, hash);
}
getWorkspaceSettingsPath(): string {
return path.join(this.getGeminiDir(), 'settings.json');
}
getProjectCommandsDir(): string {
return path.join(this.getGeminiDir(), 'commands');
}
getProjectTempCheckpointsDir(): string {
return path.join(this.getProjectTempDir(), 'checkpoints');
}
getExtensionsDir(): string {
return path.join(this.getGeminiDir(), 'extensions');
}
getExtensionsConfigPath(): string {
return path.join(this.getExtensionsDir(), 'gemini-extension.json');
}
getHistoryFilePath(): string {
return path.join(this.getProjectTempDir(), 'shell_history');
}
}
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