39 lines
1.1 KiB
TypeScript
39 lines
1.1 KiB
TypeScript
export function registerEscapeHandler(outsideContainer: HTMLElement | null, cb: () => void) {
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if (!outsideContainer) return
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function click(this: HTMLElement, e: HTMLElementEventMap["click"]) {
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if (e.target !== this) return
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e.preventDefault()
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cb()
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}
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function esc(e: HTMLElementEventMap["keydown"]) {
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if (!e.key.startsWith("Esc")) return
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e.preventDefault()
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cb()
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}
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outsideContainer?.removeEventListener("click", click)
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outsideContainer?.addEventListener("click", click)
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document.removeEventListener("keydown", esc)
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document.addEventListener('keydown', esc)
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}
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export function stripIndex(s: string): string {
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return s.endsWith("index") ? s.slice(0, -"index".length) : s
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}
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export function relative(from: string, to: string) {
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from = encodeURI(stripIndex(from))
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to = encodeURI(stripIndex(to))
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const start = [location.protocol, '//', location.host, location.pathname].join('')
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const trimEnd = from.length === 0 ? start.length : -from.length
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const url = start.slice(0, trimEnd) + to
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return url
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}
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export function removeAllChildren(node: HTMLElement) {
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while (node.firstChild) {
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node.removeChild(node.firstChild)
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}
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}
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