82 lines
2.2 KiB
TypeScript
82 lines
2.2 KiB
TypeScript
export {};
|
|
|
|
interface ToastOptions {
|
|
message: string;
|
|
duration?: number;
|
|
}
|
|
|
|
/** Lazily create and return the toast container element. */
|
|
const toastContainer = (): HTMLElement => {
|
|
let container = document.getElementById("toast-container");
|
|
if (!container) {
|
|
container = document.createElement("div");
|
|
container.id = "toast-container";
|
|
container.className = "fixed bottom-4 right-4 z-[100] flex flex-col gap-2";
|
|
container.setAttribute("role", "status");
|
|
container.setAttribute("aria-live", "polite");
|
|
container.setAttribute("aria-relevant", "additions");
|
|
document.body.appendChild(container);
|
|
}
|
|
return container;
|
|
};
|
|
|
|
/**
|
|
* Show a toast notification with optional auto-dismiss.
|
|
* Exposed globally via window.showToast.
|
|
*/
|
|
const showToast = ({ message, duration = 3000 }: ToastOptions): void => {
|
|
const container = toastContainer();
|
|
const template = document.getElementById("toast-template") as HTMLTemplateElement | null;
|
|
|
|
if (!template) {
|
|
return;
|
|
}
|
|
|
|
const toast = (template.content.cloneNode(true) as DocumentFragment)
|
|
.firstElementChild as HTMLElement;
|
|
if (!toast) return;
|
|
toast.setAttribute("role", "status");
|
|
toast.setAttribute("aria-live", "polite");
|
|
const messageEl = toast.querySelector(".toast-message");
|
|
const closeBtn = toast.querySelector(".toast-close");
|
|
|
|
if (messageEl) {
|
|
messageEl.textContent = message;
|
|
}
|
|
|
|
let removed = false;
|
|
let dismissTimeout: number | undefined;
|
|
let removeTimeout: number | undefined;
|
|
|
|
const remove = (): void => {
|
|
if (removed) return;
|
|
removed = true;
|
|
if (typeof dismissTimeout === "number") window.clearTimeout(dismissTimeout);
|
|
if (typeof removeTimeout === "number") window.clearTimeout(removeTimeout);
|
|
toast.remove();
|
|
};
|
|
|
|
closeBtn?.addEventListener("click", remove);
|
|
|
|
container.appendChild(toast);
|
|
|
|
// trigger entrance animation
|
|
requestAnimationFrame(() => {
|
|
toast.classList.remove("translate-y-2", "opacity-0");
|
|
});
|
|
|
|
// auto-dismiss with exit animation
|
|
dismissTimeout = window.setTimeout(() => {
|
|
toast.classList.add("translate-y-2", "opacity-0");
|
|
removeTimeout = window.setTimeout(remove, 300);
|
|
}, duration);
|
|
};
|
|
|
|
declare global {
|
|
interface Window {
|
|
showToast: typeof showToast;
|
|
}
|
|
}
|
|
|
|
window.showToast = showToast;
|