kai.infodb/index.js

window.addEventListener('load', function (e) {
    if (window.localStorage) {
        var recentViewTrainStr = localStorage.getItem('recent/view-train')
        if (recentViewTrainStr) {
            /**
             * @type {object}
             * @property {?string} trainNumber
             * @property {?string} name
             * @property {string} tripId
             * @property {string} date
             * @property {string} $addDate
             */
            var recentViewTrain = JSON.parse(recentViewTrainStr)
            var addDate = new Date(recentViewTrain.$addDate)
            addDate.setHours(addDate.getHours() + 6) // store recents for 6 hours
            if (addDate.getTime() > Date.now()) {
                var recentViewTrainLi = document.createElement('li')
                var recentViewTrainLink = document.createElement('a')
                recentViewTrainLi.appendChild(recentViewTrainLink)
                var recentViewTrainLinkUrl = new URL('/view-train.html', window.location.origin)
                recentViewTrainLinkUrl.searchParams.append('tripId', recentViewTrain.tripId)
                recentViewTrainLinkUrl.searchParams.append('date', recentViewTrain.date)
                recentViewTrainLink.href = recentViewTrainLinkUrl.toString()
                recentViewTrainLink.classList.add('items')
                recentViewTrainLink.innerText = `Recent train: ${recentViewTrain.name || "..."}`
                if (recentViewTrain.trainNumber) {
                    recentViewTrainLink.innerText = `Recent train: ${recentViewTrain.name || "..."} (${recentViewTrain.trainNumber})`
                }

                fetch(`https://v6.db.transport.rest/trips/${encodeURI(recentViewTrain.tripId)}`)
                    .then(function (result) {
                        if (result.ok) {
                            return result.json()
                        }
                        else {
                            return Promise.reject('Response not okay')
                        }
                    })
                    .then(function (result) {
                        recentViewTrainLink.innerText = `Recent train: ${result.trip.line.name} (${result.trip.line.fahrtNr})`
                    })

                var myTrainLi = document.getElementById("my-train-li")
                myTrainLi.parentNode.insertBefore(recentViewTrainLi, myTrainLi.nextSibling)
            }
        }

        var recentRouteStr = localStorage.getItem('recent/route')
        if (recentRouteStr) {
            /**
             * @type {object}
             * @property {string} queryParams
             * @property {string} from
             * @property {string} to
             * @property {string} $addDate
             */
            var recentRoute = JSON.parse(recentRouteStr)
            var addDate = new Date(recentRoute.$addDate)
            addDate.setHours(addDate.getHours() + 12) // store recents for 6 hours
            if (addDate.getTime() > Date.now()) {
                var recentRouteLi = document.createElement('li')
                var recentRouteLink = document.createElement('a')
                recentRouteLi.appendChild(recentRouteLink)
                var recentRouteLinkUrl = new URL('/config-route.html', window.location.origin)
                recentRouteLinkUrl.search = recentRoute.queryParams
                recentRouteLink.href = recentRouteLinkUrl.toString()
                recentRouteLink.classList.add('items')
                recentRouteLink.innerText = `Recent route: ${recentRoute.from} → ${recentRoute.to}`

                var routesLi = document.getElementById("routes-li")
                routesLi.parentNode.insertBefore(recentRouteLi, routesLi.nextSibling)
            }
        }
    }
})

window.addEventListener('beforeinstallprompt', function (e) {
    var installAppLi = document.createElement('li')
    var installAppLink = document.createElement('a')
    installAppLi.appendChild(installAppLink)
    installAppLink.href = '#'
    installAppLink.classList.add('items')
    installAppLink.innerText = 'Install application'
    installAppLink.addEventListener('click', function (clickE) {
        e.prompt().then(function (_) {
            installAppLi.remove()
        })
    })

    var routesLi = document.getElementById("routes-li")
    routesLi.parentNode.insertBefore(installAppLi, routesLi)
})