import { fileURLToPath, URL } from "node:url";
import { execSync } from "node:child_process";

import { defineConfig } from "vite";
import vue from "@vitejs/plugin-vue";
import vueJsx from "@vitejs/plugin-vue-jsx";
import svgLoader from "vite-svg-loader";

function sh(cmd: string): string {
  try {
    return execSync(cmd, { stdio: ["ignore", "pipe", "ignore"] })
      .toString()
      .trim();
  } catch {
    return "";
  }
}

function getAppVersion(): string {
  const tag = sh("git tag --sort=-version:refname").split("\n")[0] || "";
  const shortSha = sh("git rev-parse --short HEAD");
  const tagSha = tag ? sh(`git rev-list -n 1 ${tag}`) : "";
  const headSha = sh("git rev-parse HEAD");
  if (tag && tagSha === headSha) return tag;
  if (tag && shortSha) return `${tag}+${shortSha}`;
  return shortSha || "dev";
}

// https://vitejs.dev/config/
export default defineConfig({
  base: "./",
  build: {
    target: "esnext",
  },
  define: {
    __APP_VERSION__: JSON.stringify(getAppVersion()),
  },
  optimizeDeps: {
    esbuildOptions: {
      target: "esnext",
      define: {
        global: "globalThis",
      },
      supported: {
        bigint: true,
      },
    },
  },
  plugins: [vue(), vueJsx(), svgLoader()],
  resolve: {
    alias: {
      "@": fileURLToPath(new URL("./src", import.meta.url)),
      "viem/errors": fileURLToPath(
        new URL("./node_modules/viem/errors", import.meta.url),
      ),
    },
  },
});