import { defineConfig } from "vite";
import { serviceWorkerPlugin } from "./scripts/service-worker.mjs";

export default defineConfig(({ mode }) => ({
  publicDir: mode === "reference" ? "reference/public" : "public",
  // Only the native player is installable; the reference stays a dev tool.
  plugins: mode === "reference" ? [] : [serviceWorkerPlugin()],
  server: {
    host: "127.0.0.1",
    // A user ROM may sit at the repository root. Never serve it or extracted
    // assets and the private PRET checkout as static files.
    fs: {
      deny: [
        "**/*.{gb,gbc,rom,sav}",
        "**/*.crystal-save.json",
        "**/.reference/**",
        "**/artifacts/**",
        ".env",
        ".env.*",
        "**/.git/**",
      ],
    },
  },
  build:
    mode === "reference"
      ? {
          outDir: "dist-reference",
          rollupOptions: { input: "reference.html" },
        }
      : { outDir: "dist" },
}));