import { execSync } from "node:child_process";
import { readFileSync } from "node:fs";

import tailwindcss from "@tailwindcss/vite";
import { defineConfig } from "vite";
import solid from "vite-plugin-solid";

const { version } = JSON.parse(readFileSync(new URL("package.json", import.meta.url), "utf8")) as {
  version: string;
};

function gitCommit(): string {
  try {
    return execSync("git rev-parse --short HEAD", { encoding: "utf8" }).trim();
  } catch {
    return "unknown";
  }
}

// @tursodatabase/database-wasm uses SharedArrayBuffer, which requires cross-origin
// isolation in dev AND production (see public/_headers for deployed hosts).
const crossOriginIsolation = {
  "Cross-Origin-Opener-Policy": "same-origin",
  "Cross-Origin-Embedder-Policy": "require-corp",
};

export default defineConfig({
  define: {
    __APP_VERSION__: JSON.stringify(version),
    __GIT_COMMIT__: JSON.stringify(gitCommit()),
  },
  plugins: [solid(), tailwindcss()],
  server: { headers: crossOriginIsolation },
  preview: { headers: crossOriginIsolation },
  // optimizeDeps: {
  //   exclude: ["@tursodatabase/database-wasm"],
  // },
});