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);
}
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