Inline Confirm

"use client";
import { useEffect, useRef, useState } from "react";
const css = String.raw`
.ic-root {
  --ic-ink: #28312b;
  --ic-muted: #6d746b;
  --ic-surface: #f5f5ef;
  --ic-line: #dce0d5;
  --ic-accent: #a63e21;
  width: min(310px, 100%);
  color: var(--ic-ink);
  font:
    14px/1.45 system-ui,
    sans-serif;
}
.ic-root * {
  box-sizing: border-box;
}
.ic-box {
  padding: 18px;
  border: 1px solid var(--ic-line);
  border-radius: 22px;
  background:
    linear-gradient(145deg, #ffffff12, transparent), var(--ic-surface);
  box-shadow:
    inset 0 1px 0 #ffffff32,
    0 12px 28px #111b1412;
}
.ic-caption {
  display: flex;
  justify-content: space-between;
  margin: 0 0 17px;
  color: var(--ic-muted);
  font:
    10px/1.4 ui-monospace,
    monospace;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}
.ic-dot {
  width: 6px;
  height: 6px;
  margin: 3px 0;
  border-radius: 50%;
  background: #93a378;
}
.ic-heading {
  display: flex;
  align-items: center;
  gap: 12px;
}
.ic-icon {
  display: grid;
  place-items: center;
  flex: none;
  width: 42px;
  height: 42px;
  border-radius: 13px;
  border: 1px solid var(--ic-line);
  background: linear-gradient(145deg, #ffffff24, #7c89600d);
}
.ic-icon svg {
  width: 21px;
  height: 21px;
}
.ic-title {
  margin: 0;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: -0.025em;
}
.ic-subtitle {
  margin: 3px 0 0;
  font-size: 11px;
  color: var(--ic-muted);
}
.ic-actions {
  display: flex;
  gap: 7px;
  margin-top: 18px;
}
.ic-root button {
  min-height: 38px;
  cursor: pointer;
  border: 1px solid var(--ic-line);
  border-radius: 11px;
  padding: 8px 13px;
  background: transparent;
  color: var(--ic-ink);
  font:
    500 12px/1.4 system-ui,
    sans-serif;
  transition:
    background 160ms,
    transform 160ms;
}
.ic-primary {
  flex: 1;
  text-align: left !important;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.ic-primary span {
  font-size: 16px;
}
.ic-root button:hover {
  background: #81956818;
}
.ic-root button:active {
  transform: translateY(1px);
}
.ic-root .ic-commit {
  flex: 1;
  color: #fff8ed;
  background: #a63e21;
  border-color: #a63e21;
}
.ic-root .ic-commit:hover {
  background: #89331c;
}
.ic-root button:disabled {
  cursor: wait;
  opacity: 0.65;
}
.ic-root button:focus-visible {
  outline: 2px solid var(--ic-accent);
  outline-offset: 3px;
}
.ic-state {
  animation: ic-enter 220ms cubic-bezier(0.2, 0.8, 0.2, 1);
}
.ic-state[hidden] {
  display: none;
}
.ic-error {
  margin: 12px 0 0;
  font-size: 11px;
  color: var(--ic-accent);
}
.ic-error:empty {
  display: none;
}
.ic-sr {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  overflow: hidden;
  clip-path: inset(50%);
  white-space: nowrap;
}
.ic-done .ic-icon {
  color: #597a36;
  background: #b3cf8222;
}
.ic-footnote {
  margin: 10px 0 0;
  text-align: center;
  color: var(--ic-muted);
  font-size: 10px;
}
:root[data-theme="dark"] .ic-root {
  --ic-ink: #e9eddf;
  --ic-muted: #a1aa98;
  --ic-surface: #262c24;
  --ic-line: #3d4637;
  --ic-accent: #ffa283;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .ic-root {
    --ic-ink: #e9eddf;
    --ic-muted: #a1aa98;
    --ic-surface: #262c24;
    --ic-line: #3d4637;
    --ic-accent: #ffa283;
  }
}
@keyframes ic-enter {
  from {
    opacity: 0.35;
    transform: translateY(5px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}
@media (prefers-reduced-motion: reduce) {
  .ic-state {
    animation: none;
  }
  .ic-root button {
    transition: none;
  }
}
`;

/** Supply onConfirm to perform the action. Rejections keep the confirmation open. */
export function InlineConfirm({
  onConfirm,
}: {
  onConfirm?: () => void | Promise<void>;
}) {
  const [state, setState] = useState<"idle" | "confirm" | "done">("idle");
  const [busy, setBusy] = useState(false);
  const [error, setError] = useState("");
  const trigger = useRef<HTMLButtonElement>(null);
  const cancel = useRef<HTMLButtonElement>(null);
  const reset = useRef<HTMLButtonElement>(null);
  const mounted = useRef(false);
  const pending = useRef(false);
  useEffect(() => {
    mounted.current = true;
    return () => {
      mounted.current = false;
    };
  }, []);
  const moveTo = (next: "idle" | "confirm" | "done") => {
    setError("");
    setState(next);
  };
  const previous = useRef(state);
  useEffect(() => {
    if (previous.current === state) return;
    previous.current = state;
    (state === "confirm"
      ? cancel
      : state === "done"
        ? reset
        : trigger
    ).current?.focus();
  }, [state]);
  const confirm = async () => {
    if (pending.current) return;
    pending.current = true;
    setBusy(true);
    setError("");
    try {
      await onConfirm?.();
      if (mounted.current) setState("done");
    } catch {
      if (mounted.current) setError("Could not archive. Try again.");
    } finally {
      pending.current = false;
      if (mounted.current) setBusy(false);
    }
  };
  return (
    <>
      <style>{css}</style>
      <div
        className="ic-root"
        onKeyDown={(event) => {
          if (event.key === "Escape" && state === "confirm" && !busy) {
            event.preventDefault();
            moveTo("idle");
          }
        }}
      >
        <div className="ic-box">
          <p className="ic-caption">
            <span>Draft management</span>
            <span className="ic-dot" aria-hidden="true" />
          </p>
          <div className="ic-state" hidden={state !== "idle"}>
            <div className="ic-heading">
              <span className="ic-icon" aria-hidden="true">
                <svg
                  viewBox="0 0 24 24"
                  fill="none"
                  stroke="currentColor"
                  strokeWidth="1.5"
                  strokeLinejoin="round"
                >
                  <path d="M5 8v12h14V8M3 4h18v4H3zM9 12h6" />
                </svg>
              </span>
              <div>
                <h3 className="ic-title">Clear a little space.</h3>
                <p className="ic-subtitle">Keep the work. Lose the clutter.</p>
              </div>
            </div>
            <div className="ic-actions">
              <button
                className="ic-primary"
                type="button"
                ref={trigger}
                onClick={() => moveTo("confirm")}
              >
                Archive draft <span aria-hidden="true">↗</span>
              </button>
            </div>
          </div>
          <div className="ic-state" hidden={state !== "confirm"}>
            <h3 className="ic-title">Archive this draft?</h3>
            <p className="ic-subtitle">
              You can find it in your archive later.
            </p>
            <div className="ic-actions" aria-busy={busy}>
              <button
                type="button"
                ref={cancel}
                disabled={busy}
                onClick={() => moveTo("idle")}
              >
                Cancel
              </button>
              <button
                className="ic-commit"
                type="button"
                disabled={busy}
                onClick={confirm}
              >
                {busy ? "Archiving…" : "Archive"}
              </button>
            </div>
            <p className="ic-error" role="alert">
              {error}
            </p>
          </div>
          <div className="ic-state ic-done" hidden={state !== "done"}>
            <div className="ic-heading">
              <span className="ic-icon" aria-hidden="true">
                <svg
                  viewBox="0 0 24 24"
                  fill="none"
                  stroke="currentColor"
                  strokeWidth="1.8"
                  strokeLinecap="round"
                  strokeLinejoin="round"
                >
                  <path d="m5 12 4 4L19 6" />
                </svg>
              </span>
              <div>
                <h3 className="ic-title">Draft archived.</h3>
                <p className="ic-subtitle">
                  A little less noise. All still there.
                </p>
              </div>
            </div>
            <div className="ic-actions">
              <button
                className="ic-primary"
                type="button"
                ref={reset}
                onClick={() => moveTo("idle")}
              >
                Done <span aria-hidden="true">✓</span>
              </button>
            </div>
          </div>
        </div>
        <p className="ic-sr" role="status">
          {busy ? "Archiving draft" : state === "done" ? "Draft archived" : ""}
        </p>
      </div>
    </>
  );
}