arimelody.me/public/script/music-gateway.js

75 lines
2.6 KiB
JavaScript
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import "./main.js";
function apply_funny_bob_to_upcoming_tags() {
const upcoming_tags = document.querySelectorAll("#type.upcoming");
for (var i = 0; i < upcoming_tags.length; i++) {
const tag = upcoming_tags[i];
const chars = tag.innerText.split("");
const result = chars.map((c, i) => `<span style="animation-delay: -${i * 100}ms;">${c}</span>`);
tag.innerHTML = result.join("");
}
}
function update_extras_buttons() {
const extras_pairs = Array.from(document.querySelectorAll("div#info > div").values()).map(container => {
return {
container,
button: document.getElementById("extras").querySelector(`ul li a[href="#${container.id}"]`)
};
});
const info_container = document.getElementById("info")
info_container.addEventListener("scroll", update_extras_buttons);
const info_rect = info_container.getBoundingClientRect();
const info_y = info_rect.y;
const font_size = parseFloat(getComputedStyle(document.documentElement).fontSize);
let current = extras_pairs[0];
extras_pairs.forEach(pair => {
pair.button.classList.remove("active");
const scroll_diff = pair.container.getBoundingClientRect().y -
info_rect.y -
info_rect.height / 2 +
4 * font_size;
if (scroll_diff <= 0) current = pair;
})
current.button.classList.add("active");
document.querySelectorAll("div#extras ul li a[href]").forEach(link => {
link.addEventListener("click", event => {
event.preventDefault();
const tag = link.href.split('#').slice(-1)[0];
document.getElementById(tag).scrollIntoView();
});
});
}
function bind_go_back_btn() {
const go_back_btn = document.getElementById("go-back")
go_back_btn.innerText = "<";
go_back_btn.addEventListener("click", () => {
window.history.back();
});
}
function bind_share_btn() {
const share_btn = document.getElementById("share");
if (navigator.clipboard === undefined) {
share_btn.onclick = event => {
console.error("clipboard is not supported by this browser!");
};
return;
}
share_btn.onclick = event => {
event.preventDefault();
navigator.clipboard.writeText(window.location.href);
share_btn.classList.remove('active');
void share_btn.offsetWidth;
share_btn.classList.add('active');
}
}
bind_share_btn();
bind_go_back_btn();
apply_funny_bob_to_upcoming_tags();
if (document.getElementById("extras"))
update_extras_buttons();