import path from "node:path";
import react from "@vitejs/plugin-react";
import { defineConfig } from "vitest/config";

export default defineConfig({
  plugins: [react()],
  resolve: {
    // Mirror tsconfig.json `paths` so tests can import via `@/*`.
    alias: {
      "@": path.resolve(__dirname, "./app"),
    },
  },
  test: {
    // happy-dom is required for any test that mounts a React tree —
    // node leaves `document`/`window` undefined. Server-only tests still
    // pass because happy-dom is a superset of node's globals.
    environment: "happy-dom",
    // Inline @raredays/* sources so vitest doesn't choke on ESM-internal
    // package paths when components import from sibling subpath exports.
    server: {
      deps: {
        inline: [/@raredays\//],
      },
    },
    include: ["app/**/*.test.ts", "app/**/*.test.tsx", "lib/**/*.test.ts"],
    setupFiles: ["./vitest.setup.ts"],
    // Env stubs for module-load-time provider construction.
    //
    // Some `@raredays/*` providers eagerly read env at import time
    // (e.g. `cms.ts` reading `HYGRAPH_ENDPOINT`). Without stubs here,
    // any test that transitively imports such a module fails to LOAD.
    // Real values via `.env.local` override these in real dev runs.
    //
    // Add stubs for any integration declared in `site.spec.ts` whose
    // provider constructs at import time. Defect D11 (T010 turn 0229).
    env: {
      MOCKS: "on",
      HYGRAPH_ENDPOINT: "http://localhost:test",
      HYGRAPH_TOKEN: "test",
    },
  },
});