06Popover xác nhận

<main class="stage">
  <div class="anchor is-demo">
    <button class="trigger" type="button" aria-label="Xóa">Xóa</button>
    <div class="confirm" role="dialog" aria-label="Xác nhận xóa">
      <p>Bạn chắc chắn muốn xóa?</p>
      <div class="confirm__row">
        <button class="confirm__yes" type="button">Xóa</button>
        <button class="confirm__no" type="button">Hủy</button>
      </div>
    </div>
  </div>
</main>

@use "../../../../site/static/demo-tokens" as *;

// ── 변수 3개 ──────────────────────────────────────────
$duration: $dur-quick;     // 뜨는 시간
$easing: $ease-pop;        // 살짝 튀며 나타난다
$color: $subject-ink;      // 강조색(버튼)

@include stage($stage-yellow);

.anchor { position: relative; display: inline-block; }

.trigger {
  border: 0; border-radius: $r-control;
  padding: clamp(9px, 3vmin, 12px) clamp(16px, 5.4vmin, 22px);
  font-weight: 600;
  font-size: clamp(12px, 3.6vmin, 15px);
  line-height: 1;
  font-family: inherit;
  color: $stage-yellow; background: $color;
  cursor: pointer; -webkit-tap-highlight-color: transparent;
}

// popover 속성이 없을 때(데모 기본값)는 평범한 상자로 그린다 — 화살표 없이, 버튼 바로 위
.confirm {
  position: absolute; left: 50%; bottom: calc(100% + 10px);
  transform: translateX(-50%) translateY(6px) scale(.92);
  opacity: 0; pointer-events: none;
  width: clamp(140px, 46vmin, 190px);
  padding: clamp(10px, 3.4vmin, 14px);
  border-radius: $r-card; background: $stage-paper; color: $stage-ink;
  box-shadow: $shadow-raised;
  transition: opacity $duration $easing, transform $duration $easing;
  margin: 0; border: 0;

  p { margin: 0 0 10px; font-size: clamp(10px, 3.2vmin, 12px); }
}

// 진짜 Popover API 로 켜졌을 때는 top layer 위에서 같은 자리에 뜨게 좌표만 다시 잡는다
.confirm:popover-open {
  position: fixed; inset: auto;
  opacity: 1; transform: translateX(-50%) translateY(0) scale(1);
}

.confirm__row { display: flex; gap: clamp(6px, 2vmin, 8px); }
.confirm__yes, .confirm__no {
  flex: 1; border: 0; border-radius: $r-control;
  padding: clamp(6px, 2.2vmin, 8px) 0;
  font-weight: 600;
  font-size: clamp(10px, 3vmin, 12px);
  line-height: 1;
  font-family: inherit;
  cursor: pointer;
}
.confirm__yes { background: $error; color: $stage-paper; }
.confirm__no  { background: $error-soft; color: $error; }

.anchor.is-demo .confirm { animation: confirm-loop $dur-loop $easing infinite; }

@keyframes confirm-loop {
  0%   { opacity: 0; transform: translateX(-50%) translateY(6px) scale(.92); }
  15%  { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
  70%  { opacity: 1; transform: translateX(-50%) translateY(0) scale(1); }
  85%  { opacity: 0; transform: translateX(-50%) translateY(6px) scale(.92); }
  100% { opacity: 0; transform: translateX(-50%) translateY(6px) scale(.92); }
}

@media (prefers-reduced-motion: reduce) {
  .anchor.is-demo .confirm { animation: none; }
  .confirm { transition-duration: 1ms; }
}

html, body {
  margin: 0;
  overflow: hidden;
}

.stage {
  box-sizing: border-box;
  min-height: 100vh;
  display: grid;
  place-items: center;
  margin: 0;
  background: #ffd23f;
  font-family: -apple-system, "Segoe UI", "Noto Sans KR", sans-serif;
  padding: clamp(8px, 4vw, 24px);
}

.anchor {
  position: relative;
  display: inline-block;
}

.trigger {
  border: 0;
  border-radius: 12px;
  padding: clamp(9px, 3vmin, 12px) clamp(16px, 5.4vmin, 22px);
  font-weight: 600;
  font-size: clamp(12px, 3.6vmin, 15px);
  line-height: 1;
  font-family: inherit;
  color: #ffd23f;
  background: #17141a;
  cursor: pointer;
  -webkit-tap-highlight-color: transparent;
}

.confirm {
  position: absolute;
  left: 50%;
  bottom: calc(100% + 10px);
  transform: translateX(-50%) translateY(6px) scale(0.92);
  opacity: 0;
  pointer-events: none;
  width: clamp(140px, 46vmin, 190px);
  padding: clamp(10px, 3.4vmin, 14px);
  border-radius: 16px;
  background: #ffffff;
  color: #17141a;
  box-shadow: 0 14px 24px rgba(23, 20, 26, 0.32);
  transition: opacity 220ms cubic-bezier(0.2, 1.4, 0.4, 1), transform 220ms cubic-bezier(0.2, 1.4, 0.4, 1);
  margin: 0;
  border: 0;
}
.confirm p {
  margin: 0 0 10px;
  font-size: clamp(10px, 3.2vmin, 12px);
}

.confirm:popover-open {
  position: fixed;
  inset: auto;
  opacity: 1;
  transform: translateX(-50%) translateY(0) scale(1);
}

.confirm__row {
  display: flex;
  gap: clamp(6px, 2vmin, 8px);
}

.confirm__yes, .confirm__no {
  flex: 1;
  border: 0;
  border-radius: 12px;
  padding: clamp(6px, 2.2vmin, 8px) 0;
  font-weight: 600;
  font-size: clamp(10px, 3vmin, 12px);
  line-height: 1;
  font-family: inherit;
  cursor: pointer;
}

.confirm__yes {
  background: #c2361a;
  color: #ffffff;
}

.confirm__no {
  background: #ffe0d8;
  color: #c2361a;
}

.anchor.is-demo .confirm {
  animation: confirm-loop 2s cubic-bezier(0.2, 1.4, 0.4, 1) infinite;
}

@keyframes confirm-loop {
  0% {
    opacity: 0;
    transform: translateX(-50%) translateY(6px) scale(0.92);
  }
  15% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  70% {
    opacity: 1;
    transform: translateX(-50%) translateY(0) scale(1);
  }
  85% {
    opacity: 0;
    transform: translateX(-50%) translateY(6px) scale(0.92);
  }
  100% {
    opacity: 0;
    transform: translateX(-50%) translateY(6px) scale(0.92);
  }
}
@media (prefers-reduced-motion: reduce) {
  .anchor.is-demo .confirm {
    animation: none;
  }
  .confirm {
    transition-duration: 1ms;
  }
}

// 데모는 anchor 에 .is-demo 를 걸어 keyframes 로 반복. 실제 클릭은 진짜 Popover API 로 전환한다.
(function () {
  var anchor = document.querySelector('.anchor');
  var trigger = document.querySelector('.trigger');
  var confirm = document.querySelector('.confirm');
  var yes = document.querySelector('.confirm__yes');
  var no = document.querySelector('.confirm__no');
  function stopDemo() { anchor.classList.remove('is-demo'); }
  function show() {
    stopDemo();
    if (!confirm.hasAttribute('popover')) confirm.setAttribute('popover', 'manual');
    confirm.showPopover();
  }
  function hide() { if (confirm.hasAttribute('popover')) confirm.hidePopover(); }
  trigger.addEventListener('click', show);
  no.addEventListener('click', hide);
  yes.addEventListener('click', hide);
})();

import { useRef, useState } from "react";
import type { CSSProperties } from "react";
import styles from "./PopoverConfirm.module.scss";

export type PopoverConfirmProps = {
  triggerLabel: string;
  question: string;
  confirmLabel: string;
  cancelLabel: string;
  onConfirm?: () => void;
  /** 뜨는 시간 (기본 220ms) */
  duration?: number;
  easing?: string;
  color?: string;
};

type Vars = CSSProperties & { "--duration"?: string; "--easing"?: string; "--color"?: string };

export default function PopoverConfirm({
  triggerLabel,
  question,
  confirmLabel,
  cancelLabel,
  onConfirm,
  duration = 220,
  easing = "cubic-bezier(.2,1.4,.4,1)",
  color = "#17141a",
}: PopoverConfirmProps) {
  const ref = useRef<HTMLDivElement>(null);
  const [open, setOpen] = useState(false);
  const vars: Vars = { "--duration": `${duration}ms`, "--easing": easing, "--color": color };

  function show() {
    const el = ref.current as (HTMLDivElement & { showPopover?: () => void }) | null;
    if (el) {
      if (!el.hasAttribute("popover")) el.setAttribute("popover", "manual");
      el.showPopover?.();
    }
    setOpen(true);
  }
  function hide() {
    const el = ref.current as (HTMLDivElement & { hidePopover?: () => void }) | null;
    el?.hidePopover?.();
    setOpen(false);
  }

  return (
    <div className={styles.anchor} style={vars}>
      <button type="button" className={styles.trigger} onClick={show}>
        {triggerLabel}
      </button>
      <div ref={ref} className={open ? `${styles.confirm} ${styles.isOpen}` : styles.confirm}>
        <p>{question}</p>
        <div className={styles.row}>
          <button
            type="button"
            className={styles.yes}
            onClick={() => {
              onConfirm?.();
              hide();
            }}
          >
            {confirmLabel}
          </button>
          <button type="button" className={styles.no} onClick={hide}>
            {cancelLabel}
          </button>
        </div>
      </div>
    </div>
  );
}