import { Agent } from "node:http";
import { fileURLToPath, URL } from "node:url";

import vue from "@vitejs/plugin-vue";
import { defineConfig, loadEnv } from "vite";

export default defineConfig(({ mode }) => {
  const env = loadEnv(mode, process.cwd(), "");
  const nativeCaseRunEnabled = (process.env.HWLAB_CASERUN_NATIVE_TEST ?? env.HWLAB_CASERUN_NATIVE_TEST) === "1";
  const nativeCaseRunTarget = process.env.HWLAB_CASERUN_NATIVE_URL ?? env.HWLAB_CASERUN_NATIVE_URL ?? "http://127.0.0.1:4316";
  const nativeCaseRunAgent = new Agent({ keepAlive: true });

  return {
    plugins: [vue()],
    resolve: {
      alias: {
        "@": fileURLToPath(new URL("./src", import.meta.url))
      }
    },
    server: nativeCaseRunEnabled ? {
      watch: {
        usePolling: true,
        interval: 300
      },
      proxy: {
        "/auth": {
          target: nativeCaseRunTarget,
          changeOrigin: false,
          agent: nativeCaseRunAgent
        },
        "/v1/caserun": {
          target: nativeCaseRunTarget,
          changeOrigin: false,
          agent: nativeCaseRunAgent
        }
      }
    } : undefined,
    build: {
      outDir: "dist",
      emptyOutDir: true,
      sourcemap: false,
      rollupOptions: {
        output: {
          entryFileNames: "app.js",
          chunkFileNames: "assets/[name].js",
          assetFileNames: "assets/[name][extname]"
        }
      }
    }
  };
});