import {
  e,
  i,
  t
} from "./chunk.UP75L23G.js";
import {
  w
} from "./chunk.CXZZ2LVK.js";

// node_modules/lit-html/directives/style-map.js
var n = "important";
var i2 = " !" + n;
var o = e(class extends i {
  constructor(t2) {
    var _a;
    if (super(t2), t2.type !== t.ATTRIBUTE || "style" !== t2.name || ((_a = t2.strings) == null ? void 0 : _a.length) > 2)
      throw Error("The `styleMap` directive must be used in the `style` attribute and must be the only part in the attribute.");
  }
  render(t2) {
    return Object.keys(t2).reduce((e2, r) => {
      const s = t2[r];
      return null == s ? e2 : e2 + `${r = r.includes("-") ? r : r.replace(/(?:^(webkit|moz|ms|o)|)(?=[A-Z])/g, "-$&").toLowerCase()}:${s};`;
    }, "");
  }
  update(e2, [r]) {
    const { style: s } = e2.element;
    if (void 0 === this.ut)
      return this.ut = new Set(Object.keys(r)), this.render(r);
    for (const t2 of this.ut)
      null == r[t2] && (this.ut.delete(t2), t2.includes("-") ? s.removeProperty(t2) : s[t2] = null);
    for (const t2 in r) {
      const e3 = r[t2];
      if (null != e3) {
        this.ut.add(t2);
        const r2 = "string" == typeof e3 && e3.endsWith(i2);
        t2.includes("-") || r2 ? s.setProperty(t2, r2 ? e3.slice(0, -11) : e3, r2 ? n : "") : s[t2] = e3;
      }
    }
    return w;
  }
});

export {
  o
};
/*! Bundled license information:

lit-html/directives/style-map.js:
  (**
   * @license
   * Copyright 2018 Google LLC
   * SPDX-License-Identifier: BSD-3-Clause
   *)
*/