// CRITICAL//// Single source of truth for the user-data directory.//// Resolution order:// 1. process.env.VLLM_STUDIO_DATA_DIR (set by the desktop main process to// Electron's userData path).// 2. ~/.vllm-studio (dev/CLI default).//// One-time migration: when the resolved dir has no api-settings.json, copy// the first existing legacy file we can find. After this runs once, the// resolver never looks at legacy paths again. import { copyFileSync, existsSync, mkdirSync, chmodSync } from "node:fs";import { homedir, tmpdir } from "node:os";import path from "node:path"; const SETTINGS_FILENAME = "api-settings.json"; let cachedDataDir: string | null = null;let migrated = false; function legacyDataDirCandidates(): string[] { return [ path.join(process.cwd(), "data"), path.join(process.cwd(), "..", "data"), path.join(process.cwd(), "frontend", "data"), path.join(homedir(), ".vllm-studio"), path.join(tmpdir(), "vllm-studio"), // Past Electron userData siblings. path.join(homedir(), "Library", "Application Support", "vllm-studio-app"), path.join(homedir(), "Library", "Application Support", "Electron"), path.join(homedir(), "Library", "Application Support", "frontend"), ];} export function resolveDataDir(): string { if (cachedDataDir) return cachedDataDir; const envDir = process.env.VLLM_STUDIO_DATA_DIR?.trim(); const dir = envDir && envDir.length > 0 ? envDir : path.join(homedir(), ".vllm-studio"); mkdirSync(dir, { recursive: true }); try { chmodSync(dir, 0o700); } catch { // best-effort } cachedDataDir = dir; migrateLegacySettings(dir); return dir;} export function resolveSettingsFilePath(): string { return path.join(resolveDataDir(), SETTINGS_FILENAME);} function migrateLegacySettings(targetDir: string): void { if (migrated) return; migrated = true; const targetFile = path.join(targetDir, SETTINGS_FILENAME); if (existsSync(targetFile)) return; for (const candidate of legacyDataDirCandidates()) { if (path.resolve(candidate) === path.resolve(targetDir)) continue; const legacyFile = path.join(candidate, SETTINGS_FILENAME); if (!existsSync(legacyFile)) continue; try { copyFileSync(legacyFile, targetFile); try { chmodSync(targetFile, 0o600); } catch { // best-effort } console.log(`[data-dir] Migrated api-settings.json from ${legacyFile} -> ${targetFile}`); return; } catch (error) { console.warn(`[data-dir] Failed to migrate from ${legacyFile}:`, error); } }} // Test helper. Not exported from index; only consumed by vitest setups.export function __resetDataDirCacheForTests(): void { cachedDataDir = null; migrated = false;}
// CRITICAL
//
// Single source of truth for the user-data directory.
//
// Resolution order:
// 1. process.env.VLLM_STUDIO_DATA_DIR (set by the desktop main process to
// Electron's userData path).
// 2. ~/.vllm-studio (dev/CLI default).
//
// One-time migration: when the resolved dir has no api-settings.json, copy
// the first existing legacy file we can find. After this runs once, the
// resolver never looks at legacy paths again.
import { copyFileSync, existsSync, mkdirSync, chmodSync } from "node:fs";
import { homedir, tmpdir } from "node:os";
import path from "node:path";
const SETTINGS_FILENAME = "api-settings.json";
let cachedDataDir: string | null = null;
let migrated = false;
function legacyDataDirCandidates(): string[] {
return [
path.join(process.cwd(), "data"),
path.join(process.cwd(), "..", "data"),
path.join(process.cwd(), "frontend", "data"),
path.join(homedir(), ".vllm-studio"),
path.join(tmpdir(), "vllm-studio"),
// Past Electron userData siblings.
path.join(homedir(), "Library", "Application Support", "vllm-studio-app"),
path.join(homedir(), "Library", "Application Support", "Electron"),
path.join(homedir(), "Library", "Application Support", "frontend"),
];
}
export function resolveDataDir(): string {
if (cachedDataDir) return cachedDataDir;
const envDir = process.env.VLLM_STUDIO_DATA_DIR?.trim();
const dir = envDir && envDir.length > 0 ? envDir : path.join(homedir(), ".vllm-studio");
mkdirSync(dir, { recursive: true });
try {
chmodSync(dir, 0o700);
} catch {
// best-effort
}
cachedDataDir = dir;
migrateLegacySettings(dir);
return dir;
}
export function resolveSettingsFilePath(): string {
return path.join(resolveDataDir(), SETTINGS_FILENAME);
}
function migrateLegacySettings(targetDir: string): void {
if (migrated) return;
migrated = true;
const targetFile = path.join(targetDir, SETTINGS_FILENAME);
if (existsSync(targetFile)) return;
for (const candidate of legacyDataDirCandidates()) {
if (path.resolve(candidate) === path.resolve(targetDir)) continue;
const legacyFile = path.join(candidate, SETTINGS_FILENAME);
if (!existsSync(legacyFile)) continue;
try {
copyFileSync(legacyFile, targetFile);
try {
chmodSync(targetFile, 0o600);
} catch {
// best-effort
}
console.log(`[data-dir] Migrated api-settings.json from ${legacyFile} -> ${targetFile}`);
return;
} catch (error) {
console.warn(`[data-dir] Failed to migrate from ${legacyFile}:`, error);
}
}
}
// Test helper. Not exported from index; only consumed by vitest setups.
export function __resetDataDirCacheForTests(): void {
cachedDataDir = null;
migrated = false;
}