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/*
* Copyright (c) 2016-2023 Martin Donath <martin.donath@squidfunk.com>
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to
* deal in the Software without restriction, including without limitation the
* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
* IN THE SOFTWARE.
*/
import { Subject } from "rxjs"
import { feature } from "~/_"
import { h } from "~/utilities"
/* ----------------------------------------------------------------------------
* Functions
* ------------------------------------------------------------------------- */
/**
* Retrieve location
*
* This function returns a `URL` object (and not `Location`) to normalize the
* typings across the application. Furthermore, locations need to be tracked
* without setting them and `Location` is a singleton which represents the
* current location.
*
* @returns URL
*/
export function getLocation(): URL {
return new URL(location.href)
}
/**
* Set location
*
* If instant navigation is enabled, this function creates a temporary anchor
* element, sets the `href` attribute, appends it to the body, clicks it, and
* then removes it again. The event will bubble up the DOM and trigger be
* intercepted by the instant loading business logic.
*
* Note that we must append and remove the anchor element, or the event will
* not bubble up the DOM, making it impossible to intercept it.
*
* @param url - URL to navigate to
* @param navigate - Force navigation
*/
export function setLocation(
url: URL | HTMLLinkElement, navigate = false
): void {
if (feature("navigation.instant") && !navigate) {
const el = h("a", { href: url.href })
document.body.appendChild(el)
el.click()
el.remove()
// If we're not using instant navigation, and the page should not be reloaded
// just instruct the browser to navigate to the given URL
} else {
location.href = url.href
}
}
/* ------------------------------------------------------------------------- */
/**
* Watch location
*
* @returns Location subject
*/
export function watchLocation(): Subject<URL> {
return new Subject<URL>()
}
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