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game.js
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game.js
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const textBox = document.getElementById("text-box")
const kioskWindow = document.getElementById("kiosk-window")
const visitor = document.getElementById("visitor")
const objects = JSON.parse(document.getElementById("objects").textContent)
const queriableObjectProperties = JSON.parse(document.getElementById("queriable-object-properties").textContent)
const personas = JSON.parse(document.getElementById("personas").textContent)
const properties = document.getElementById("properties")
const propertyList = document.getElementById("property-list")
const inventory = JSON.parse(JSON.stringify(objects))
const backRoom = document.getElementById("back-room")
const shelves = document.getElementById("shelves")
const backRoomEntrance = document.getElementById("back-room-entrance")
const backRoomExit = document.getElementById("back-room-exit")
const filterExp = /(?<leadingContent>[^<>]*)(?<tag><(?<name>[^>|]+)\|?(?<filter>[^>|]+)?>)?/g
const obfuscationCharacter = 'β'
// these text things are globals so that you can, at any time, hand in a new
// set of texts to override everything and not heck everything up
let textQueue = []
let textOverCallback = () => {}
function pick(list) {
return list[Math.floor(Math.random() * list.length)]
}
function advanceText(event) {
if (backRoom.classList.contains('shown') || properties.classList.contains('shown')) {
return // a modal is open and we should not advance text in the background
}
textBox.classList.remove("showing-text")
textBox.innerHTML = ""
nextText()
}
function showText(text, callback) {
textBox.innerHTML = ""
textBox.appendChild(text)
textBox.classList.add("showing-text")
}
function nextText() {
if (textQueue.length > 0) {
showText(textQueue.shift(), nextText)
} else {
textOverCallback()
textOverCallback = () => {}
}
}
function showTexts(texts, callback) {
textQueue = texts
textOverCallback = callback
nextText()
}
const filters = {
lower: (input) => input.toLowerCase(),
upper: (input) => input.toUpperCase(),
sentence: (input) => input.slice(0, 1).toUpperCase() + input.slice(1),
}
function obfuscatedSpan() {
const span = document.createElement('span')
span.classList.add('obfuscated')
for (var i = 0; i < 5; i++) {
const letter = document.createElement('span')
letter.classList.add('letter')
letter.textContent = obfuscationCharacter
span.appendChild(letter)
}
return span
}
function format(string, repl) {
// take a string and format <blocks> within it, and return a paragraph
// element in which each of those blocks is wrapped in a <span> element
const p = document.createElement('p')
for (const match of string.matchAll(filterExp)) {
if (match.groups.leadingContent) {
p.appendChild(document.createTextNode(match.groups.leadingContent))
}
if (match.groups.name) {
let replacement = repl(name)
if (replacement instanceof HTMLElement) {
// this is a finished tag, and we should not filter it further
p.appendChild(replacement)
} else {
// this is just text; we can filter it however we want
if (match.groups.filter) {
if (filters[match.groups.filter]) {
replacement = filters[match.groups.filter](replacement)
} else {
throw "no filter exists for " + match.groups.filter
}
}
const span = document.createElement('span')
span.innerText = replacement
p.appendChild(span)
}
}
}
return p
}
function askPersonaAbout(persona, object, property, callback) {
value = object[property]
var lookup = property
if (typeof(value) === "boolean") {
if (value) {
lookup = property + "Positive"
} else {
lookup = property + "Negative"
}
}
function formatReplacementInResponse(name) {
if (name === "object") {
return obfuscatedSpan()
} else {
return object[lookup]
}
}
showTexts([format(pick(persona[lookup]), formatReplacementInResponse)], callback)
}
function askAboutPropertyOf(persona, object, callback) {
function askAboutProperty(event) {
event.stopPropagation()
event.preventDefault()
var property = event.currentTarget.getAttribute("data-property")
hidePropertiesOptions()
askPersonaAbout(persona, object, property, callback)
}
return askAboutProperty
}
function showPropertiesOptions() {
properties.classList.add("shown")
}
function hidePropertiesOptions() {
properties.classList.remove("shown")
}
function letPlayerAskAboutProperty(persona, object) {
propertyList.innerHTML = ""
function tryAgain() {
letPlayerAskAboutProperty(persona, object)
}
for (var property in object) {
if (queriableObjectProperties.indexOf(property) === -1) { continue }
var propertyLink = document.createElement("a")
propertyLink.innerText = property
propertyLink.setAttribute("href", "#")
propertyLink.setAttribute("data-property", property)
propertyLink.addEventListener("click", askAboutPropertyOf(persona, object, tryAgain))
var propertyListItem = document.createElement("li")
propertyListItem.appendChild(propertyLink)
propertyList.appendChild(propertyListItem)
}
showPropertiesOptions()
}
function havePersonaVisit() {
const persona = pick(personas)
visitor.setAttribute("data-persona", persona._name)
visitor.setAttribute("src", persona._art_url)
const object = pick(inventory) // there's no sense having someone show up with an object you don't have
showTexts([
format(pick(persona.Intro1), obfuscatedSpan),
format(pick(persona.Intro2), obfuscatedSpan),
format(pick(persona.Intro3), obfuscatedSpan),
], () => { letPlayerAskAboutProperty(persona, object) })
}
function giveObjectToVisitor(event) {
event.stopPropagation()
event.preventDefault()
alert('henlo') // remove object from inventory and put the visitor into their success/failure routine
}
ruleObjectOut = giveObjectToVisitor
function createShelfFor(object) {
const shelf = document.createElement("li")
const giveObject = document.createElement("a")
giveObject.setAttribute('href', '#')
giveObject.addEventListener('click', giveObjectToVisitor)
giveObject.innerText = 'hand to customer'
const ruleOut = document.createElement("a")
ruleOut.innerText = 'rule out'
ruleOut.setAttribute('href', '#')
ruleOut.addEventListener('click', ruleObjectOut)
shelf.appendChild(ruleOut)
shelf.appendChild(document.createTextNode(" - "))
shelf.appendChild(giveObject)
shelf.appendChild(document.createTextNode(" - "))
shelf.appendChild(document.createTextNode(object.Object))
return shelf
}
function showBackRoom(event) {
event.stopPropagation()
event.preventDefault()
shelves.innerHTML = ""
backRoomEntrance.blur()
for (var i = 0; i < inventory.length; i++) {
shelves.appendChild(createShelfFor(inventory[i]))
}
backRoom.classList.add('shown')
}
function hideBackRoom(event) {
event.stopPropagation()
event.preventDefault()
backRoom.classList.remove('shown')
}
document.addEventListener('DOMContentLoaded', (event) => {
setTimeout(() => {
havePersonaVisit()
backRoomEntrance.addEventListener('click', showBackRoom)
backRoomExit.addEventListener('click', hideBackRoom)
document.addEventListener("click", advanceText)
}, 5) // wait a second so that the introductory swooce can happen
})