import { defineConfig } from "vitest/config";
import { config as loadDotenv } from "dotenv";
import { resolve } from "node:path";
import { existsSync } from "node:fs";

// Load .env file from monorepo root (for local dev)
// Try main repo path first (../../.env from apps/appview)
// If not found, try worktree path (../../../../.env from .worktrees/branch/apps/appview)
const mainRepoPath = resolve(__dirname, "../../.env");
const worktreePath = resolve(__dirname, "../../../../.env");
const envPath = existsSync(mainRepoPath) ? mainRepoPath : worktreePath;

// Load .env at config time so variables are available when tests run
// dotenv won't override existing environment variables (e.g., from CI)
loadDotenv({ path: envPath });

export default defineConfig({
  test: {
    environment: "node",
    // Run test files sequentially to avoid database conflicts
    // Tests share a single test database and use the same test DIDs
    fileParallelism: false,
  },
});