Files
byre/web/dist/dom.js
T

68 lines
2.3 KiB
JavaScript

export function h(tag, props = {}, ...children) {
const el = document.createElement(tag);
const { class: className, style, data, ...rest } = props;
if (className) {
el.className = className;
}
if (style) {
el.setAttribute("style", style);
}
for (const [key, value] of Object.entries(data ?? {})) {
el.dataset[key] = value;
}
Object.assign(el, rest);
append(el, ...children);
return el;
}
export function append(el, ...children) {
for (const child of children) {
if (child === null || child === undefined || child === false) {
continue;
}
el.appendChild(typeof child === "object" ? child : document.createTextNode(String(child)));
}
}
export function replace(el, ...children) {
el.replaceChildren();
append(el, ...children);
}
export function ago(iso) {
const seconds = Math.round((Date.now() - Date.parse(iso)) / 1000);
if (seconds < 60) {
return "just now";
}
if (seconds < 3600) {
return `${Math.floor(seconds / 60)}m ago`;
}
if (seconds < 86400) {
return `${Math.floor(seconds / 3600)}h ago`;
}
return `${Math.floor(seconds / 86400)}d ago`;
}
export function errorText(err) {
return err instanceof Error ? err.message : String(err);
}
function modal(text, buttons) {
const actions = buttons.map((b) => h("button", { type: "submit", value: b.value, class: b.class ?? "" }, b.label));
const dialog = h("dialog", { class: "modal" }, h("form", { method: "dialog" }, h("p", { class: "modal-text" }, text), h("div", { class: "modal-actions" }, ...actions)));
document.body.append(dialog);
return new Promise((resolve) => {
dialog.onclose = () => {
dialog.remove();
resolve(dialog.returnValue);
};
dialog.showModal();
actions.at(-1)?.focus();
});
}
export async function showAlert(text) {
await modal(text, [{ label: "OK", value: "ok", class: "primary" }]);
}
export async function showConfirm(text, action, danger = false) {
const value = await modal(text, [
{ label: "Cancel", value: "cancel" },
{ label: action, value: "ok", class: danger ? "danger-primary" : "primary" },
]);
return value === "ok";
}
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