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web/js/pis.js

75 lines
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JavaScript
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hideLoading()
versionDisplay()
showHideAuthNotice()
async function findByOrigDest() {
showLoading()
const formData = await fetchOrigDest()
log(`findByOrigDest: Searching for PIS Code for ${JSON.stringify(formData)}`)
const endpoint = `pis/origdest/${formData.origin}/${formData.destination}`
console.time('findByOrigDest-GET')
const json = await getApi(endpoint, auth = true)
console.timeEnd('findByOrigDest-GET')
if (json == false) {
await displayNoData()
} else if (json == 401) {
await displayUnauthorised()
} else {
await insertData(json)
}
document.getElementById('crs-box').style = 'display:none'
document.getElementById('result-box').style = 'display:block'
hideLoading()
}
async function fetchOrigDest() {
var orig = document.getElementById('origin').value
var dest = document.getElementById('destination').value
return {origin: orig, destination: dest}
}
async function insertData(json) {
// Receives the JSON Respose ([{},{}]) containing one or more possible
// PIS codes. Display the code and the stops with a method of scrolling between them.
// Maybe as a table or a carousel?
console.time('insertData')
const div = document.getElementById('result-box')
let tableData = `<table id="result-table">
<tr>
<th>Code</th>
<th>Stations</th>
</tr>`
let results = 0
for(var i = 0; i < json.length; i++) { // Hopefully can style output with CSS
tableData += `<tr><td class="pis-code">${json[i]['code']}</td>
<td class="station">${json[i]['stops'].join(', ')}</td></tr>`
results++
}
tableData += '</table>'
div.insertAdjacentHTML('beforeend', tableData)
document.getElementById('result-count').textContent = results.toString()
console.timeEnd('insertData')
}
async function displayNoData() {
const msg = '<p id="result-table">No results found</p>'
document.getElementById('result-box').insertAdjacentHTML('beforeend', msg)
}
async function displayUnauthorised() {
const msg = '<p id="result-table">Unauthorised - please ensure you are logged into the <a href="./settings.html">rail staff version</a></p>'
document.getElementById('result-box').insertAdjacentHTML('beforeend', msg)
}
async function reset() {
try {
document.getElementById('origin').value = ''
document.getElementById('destination').value = ''
document.getElementById('result-box').style = 'display:none'
document.getElementById('result-table').remove()
document.getElementById('crs-box').style = 'display:block'
document.getElementById('result-count').textContent = 0
} catch(e) {
log('Nothing to reset')
}
}