import { resolve } from "node:path";
import { fileURLToPath } from "node:url";
import { defineConfig } from "vite";
import dts from "vite-plugin-dts";

const __dirname = fileURLToPath(new URL(".", import.meta.url));

export default defineConfig({
  build: {
    lib: {
      entry: resolve(__dirname, "src/index.ts"),
      formats: ["es", "cjs"],
      fileName: (format) => `index.${format === "es" ? "mjs" : "cjs"}`,
    },
    rollupOptions: {
      external: ["dayjs", "lodash-es", "text-encoding", "tslib"],
    },
    sourcemap: true,
  },
  resolve: {
    alias: {
      "@": resolve(__dirname, "src"),
    },
  },
  plugins: [
    dts({
      include: ["src"],
      outDir: "dist",
    }),
  ],
});