"use strict";

const fs = require("node:fs");
const path = require("node:path");
const { createHttpError } = require("./dashboardUtils");

const ASSET_MAP = {
  "/": { file: "index.html", contentType: "text/html; charset=utf-8" },
  "/login": { file: "login.html", contentType: "text/html; charset=utf-8" },
  "/setup": { file: "setup.html", contentType: "text/html; charset=utf-8" },
  "/dashboard.css": { file: "dashboard.css", contentType: "text/css; charset=utf-8" },
  "/login.css": { file: "login.css", contentType: "text/css; charset=utf-8" },
  "/setup.css": { file: "setup.css", contentType: "text/css; charset=utf-8" },
  "/dashboard.js": {
    file: "dashboard.js",
    contentType: "application/javascript; charset=utf-8",
  },
  "/login.js": {
    file: "login.js",
    contentType: "application/javascript; charset=utf-8",
  },
  "/setup.js": {
    file: "setup.js",
    contentType: "application/javascript; charset=utf-8",
  },
};

function loadDashboardAsset(assetsDir, requestPath) {
  const asset = ASSET_MAP[requestPath];
  if (!asset) return null;

  const filePath = path.join(assetsDir, asset.file);
  if (!fs.existsSync(filePath)) {
    throw createHttpError(500, `대시보드 파일이 없습니다: ${asset.file}`);
  }

  return {
    content: fs.readFileSync(filePath),
    contentType: asset.contentType,
  };
}

module.exports = {
  ASSET_MAP,
  loadDashboardAsset,
};