Files
monero-flyer/assets/script.js
2025-05-29 13:00:14 +02:00

167 lines
5.3 KiB
JavaScript

// script.js
let currentLanguage = localStorage.getItem("language")
if (!currentLanguage) {
currentLanguage = window.navigator.language.includes("de") ? "de" : "en"
localStorage.setItem("language", currentLanguage)
}
let currentMode = localStorage.getItem("mode")
if (!currentMode) {
currentMode = window.matchMedia("(prefers-color-scheme: dark)").matches
? "dark"
: "light"
localStorage.setItem("mode", currentMode)
}
// dark mode toggle
const setInitialMode = () => {
if (currentMode === "dark") {
document.body.classList.remove("light-mode")
document.body.classList.add("dark-mode")
document.querySelector(".mode-switcher").classList.remove("day")
document.querySelector(".mode-switcher .moon").classList.remove("sun")
} else {
document.body.classList.add("light-mode")
document.body.classList.remove("dark-mode")
document.querySelector(".mode-switcher").classList.add("day")
document.querySelector(".mode-switcher .moon").classList.add("sun")
}
}
const toggleMode = () => {
currentMode = currentMode === "light" ? "dark" : "light"
localStorage.setItem("mode", currentMode)
document.body.classList.toggle("light-mode")
document.body.classList.toggle("dark-mode")
document.querySelector(".mode-switcher").classList.toggle("day")
document.querySelector(".mode-switcher .moon").classList.toggle("sun")
}
// loading language files dynamically
loadLanguage = async (lang, save = true) => {
if (save) localStorage.setItem("language", lang)
const response = await fetch(`i18n/${lang}/${lang}.json`)
const translations = await response.json()
document.documentElement.lang = lang
if (translations.website.page_language)
document
.querySelector('meta[name="language"]')
.setAttribute("content", translations.website.page_language)
if (translations.website.page_title)
document.title = translations.website.page_title
if (translations.website.page_description)
document
.querySelector('meta[name="description"]')
.setAttribute("content", translations.website.page_description)
if (translations.website.page_keywords)
document
.querySelector('meta[name="keywords"]')
.setAttribute("content", translations.website.page_keywords)
document.querySelectorAll("[data-i18n]").forEach((el) => {
const key = el.getAttribute("data-i18n")
if (translations.website[key]) {
el.innerHTML = translations.website[key]
}
})
setPreviewImages()
}
// set preview images
const setPreviewImages = () => {
const lang = localStorage.getItem("language") || "en"
const previewLightImage = document.querySelector(".preview-flyer-light img")
const previewDarkImage = document.querySelector(".preview-flyer-dark img")
previewLightImage.src = `./i18n/${lang}/preview-flyer-light.webp`
previewDarkImage.src = `./i18n/${lang}/preview-flyer-dark.webp`
previewLightImage.alt = `Preview flyer in light mode (${lang})`
previewDarkImage.alt = `Preview flyer in dark mode (${lang})`
const previewLightPdfLinks = document.querySelectorAll(
".preview-flyer-light a"
)
const previewDarkPdfLinks = document.querySelectorAll(".preview-flyer-dark a")
previewLightPdfLinks.forEach((link) => {
link.href = `./i18n/${lang}/flyer-light-${lang}.pdf`
})
previewDarkPdfLinks.forEach((link) => {
link.href = `./i18n/${lang}/flyer-dark-${lang}.pdf`
})
}
// sorting
const categoryOrder = {
comfort: ["cex", "kyc_light", "atomic", "no_kyc", "dex"],
privacy: ["atomic", "dex", "no_kyc", "kyc_light", "cex"],
}
const sortCategories = (mode) => {
const exchanges = document.querySelector("#exchanges")
const blocks = {}
for (const id of Object.values(categoryOrder.comfort)) {
const h2 = document.getElementById(id)
const p = document.getElementById(id + "-desc")
const div = h2.nextElementSibling.nextElementSibling
blocks[id] = [h2, p, div]
}
for (const block of Object.values(blocks).flat()) {
exchanges.removeChild(block)
}
for (const id of categoryOrder[mode]) {
for (const el of blocks[id]) {
exchanges.appendChild(el)
}
}
localStorage.setItem("sortMode", mode)
}
// initial
document.addEventListener("DOMContentLoaded", () => {
// mode
setInitialMode()
// language
const savedLang = localStorage.getItem("language")
const browserLang = navigator.language.slice(0, 2)
const lang = savedLang || browserLang
loadLanguage(lang, true)
// set option with value="lang" as selected
const langSwitcher = document.querySelector(".language-switcher")
langSwitcher.querySelectorAll("option").forEach((option) => {
if (option.value === lang) {
option.selected = true
}
})
// preview images
setPreviewImages()
// sorting
const savedSort = localStorage.getItem("sortMode") || "comfort"
const hasSorting = document.getElementById("sort-mode")
if (hasSorting) {
document.getElementById("sort-mode").value = savedSort
sortCategories(savedSort)
}
})
// current year
document.getElementById("current-year").textContent = new Date().getFullYear()
// micro animation
const elements = document.querySelectorAll(".fade-in")
const observer = new IntersectionObserver((entries) => {
entries.forEach((entry) => {
if (entry.isIntersecting) {
entry.target.classList.add("visible")
}
})
})
elements.forEach((el) => observer.observe(el))