svelte-reusable/utils/router.ts at master · hmmhmmhm/svelte-reusable

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import { Readable, writable, get } from 'svelte/store'

import * as SPA from './spa'

// @ts-ignore

import * as _spaRouter from 'svelte-spa-router'

let referrer = writable('/')

let _preReferrer: string | undefined = undefined

_spaRouter.location.subscribe(currentLocation => {

if (_preReferrer === undefined) {

_preReferrer = currentLocation

return

}

referrer.update(beforeValue => {

if (_preReferrer !== undefined) return _preReferrer

return beforeValue

})

_preReferrer = currentLocation

})

export interface ISPARouter {

push: (link: string) => void

link: (link: string) => void

pop: () => void

replace: (link: string) => void

location: Readable<string>

querystring: Readable<string>

}

let spaRouter: ISPARouter = _spaRouter

export const Router = {

...spaRouter,

getLocation: () => get(spaRouter.location),

getQueryString: () => get(spaRouter.querystring),

once: SPA.once,

setInterval: SPA.setInterval,

setTimeout: SPA.setTimeout,

referrer,

getReferrer: () => get(referrer),

}