'use strict';

const fs = require('node:fs');
const path = require('node:path');
const node_url = require('node:url');
const __epubook_core = require('@epubook/core');

function _interopNamespaceCompat(e) {
  if (e && typeof e === 'object' && 'default' in e) return e;
  const n = Object.create(null);
  if (e) {
    for (const k in e) {
      n[k] = e[k];
    }
  }
  n.default = e;
  return n;
}

const fs__namespace = /*#__PURE__*/_interopNamespaceCompat(fs);
const path__namespace = /*#__PURE__*/_interopNamespaceCompat(path);
const __epubook_core__namespace = /*#__PURE__*/_interopNamespaceCompat(__epubook_core);

const Chapter = (file, { title, content }) => {
  const lines = content.split(/\r?\n/);
  return new __epubook_core.XHTMLBuilder(file).title(title).body(
    /* @__PURE__ */ __epubook_core__namespace.h(__epubook_core__namespace.Fragment, null, /* @__PURE__ */ __epubook_core__namespace.h("h2", null, title), lines.map((l) => /* @__PURE__ */ __epubook_core__namespace.h("p", null, l)))
  );
};

const styles = ["./styles/main.css", "./styles/cover.css"];
async function DefaultTheme() {
  return {
    name: "@epubook/theme-default",
    styles: await Promise.all(styles.map((d) => loadStyle(d))),
    images: [],
    pages: {
      cover(file, { image, title = "\u5C01\u9762" }) {
        return new __epubook_core.XHTMLBuilder(file).title(title).bodyAttrs({ class: "cover" }).body({ tag: "img", attrs: { src: image.relative(file) } });
      },
      nav(file, { nav, option }) {
        if (!option.title) {
          option.title = "\u76EE\u5F55";
        }
        return new __epubook_core.XHTMLBuilder(file).title("\u76EE\u5F55");
      },
      chapter: Chapter
    }
  };
}
async function loadStyle(dir) {
  const d = path__namespace.join(node_url.fileURLToPath((typeof document === 'undefined' ? require('u' + 'rl').pathToFileURL(__filename).href : (document.currentScript && document.currentScript.src || new URL('index.cjs', document.baseURI).href))), "../../", dir);
  return fs__namespace.promises.readFile(d, "utf-8");
}

exports.Chapter = Chapter;
exports.DefaultTheme = DefaultTheme;