import { createRequire } from "node:module";
import path from "node:path";

import { defineConfig } from "vitest/config";

const rootDir = path.resolve(__dirname);
const uiRequire = createRequire(path.resolve(rootDir, "packages/ui/package.json"));
const reactDir = path.dirname(uiRequire.resolve("react/package.json"));
const reactDomDir = path.dirname(uiRequire.resolve("react-dom/package.json"));

export default defineConfig({
  root: rootDir,
  resolve: {
    alias: [
      {
        find: "@ai-ui/ui",
        replacement: path.resolve(rootDir, "packages/ui/src/index.ts")
      },
      {
        find: "@ai-ui/tokens",
        replacement: path.resolve(rootDir, "packages/tokens/src/index.ts")
      },
      {
        find: "react/jsx-dev-runtime",
        replacement: path.resolve(reactDir, "jsx-dev-runtime.js")
      },
      {
        find: "react/jsx-runtime",
        replacement: path.resolve(reactDir, "jsx-runtime.js")
      },
      {
        find: "react-dom/test-utils",
        replacement: path.resolve(reactDomDir, "test-utils.js")
      },
      {
        find: "react-dom/client",
        replacement: path.resolve(reactDomDir, "client.js")
      },
      {
        find: "react-dom",
        replacement: reactDomDir
      },
      {
        find: "react",
        replacement: reactDir
      }
    ]
  },
  test: {
    clearMocks: true,
    environment: "jsdom",
    include: ["packages/ui/src/**/*.test.{ts,tsx}", "scripts/harness/**/*.test.ts"],
    restoreMocks: true,
    setupFiles: [path.resolve(rootDir, "packages/ui/src/test/setup.ts")]
  }
});