Files
hamann-ausgabe-core/HaWeb/wwwroot/js/site.js
2022-06-07 19:02:49 +02:00

352 lines
10 KiB
JavaScript

const openmenu = function () {
var x = document.getElementById("ha-topnav");
if (x !== null) x.className += " ha-topnav-collapsed";
let oldbutton = document.getElementById("openmenubutton");
if (oldbutton !== null) oldbutton.setAttribute("class", "hidden");
let newbutton = document.getElementById("closemenubutton");
if (newbutton !== null) newbutton.setAttribute("class", "");
};
const closemenu = function () {
var x = document.getElementById("ha-topnav");
if (x !== null) x.className = "ha-topnav";
let oldbutton = document.getElementById("closemenubutton");
if (oldbutton !== null) oldbutton.setAttribute("class", "hidden");
let newbutton = document.getElementById("openmenubutton");
if (newbutton !== null) newbutton.setAttribute("class", "");
};
const markactive_startswith = function (element) {
// Marks links as active which target URL starts with the current URL
var all_links = element.getElementsByTagName("a"),
i = 0,
len = all_links.length,
full_path = location.href.split("#")[0].toLowerCase(); //Ignore hashes
for (; i < len; i++) {
if (full_path.startsWith(all_links[i].href.toLowerCase())) {
all_links[i].className += " active";
}
}
};
const markactive_exact = function (element) {
var all_links = element.getElementsByTagName("a"),
i = 0,
len = all_links.length,
full_path = location.href.split("#")[0].toLowerCase(); //Ignore hashes
for (; i < len; i++) {
if (full_path == all_links[i].href.toLowerCase() || full_path == all_links[i].href.toLowerCase() + "/") {
all_links[i].className += " active";
}
}
};
const getLineHeight = function (element) {
var temp = document.createElement(element.nodeName),
ret;
temp.setAttribute("class", element.className);
temp.innerHTML = "Ü";
element.parentNode.appendChild(temp);
ret = temp.getBoundingClientRect().height;
temp.parentNode.removeChild(temp);
return ret;
};
const collapsebox = function (element, height, lineheight) {
element.style.maxHeight = height + "px";
element.classList.add("ha-collapsed-box");
element.classList.remove("ha-expanded-box");
};
const uncollapsebox = function (element) {
element.classList.remove("ha-collapsed-box");
element.classList.add("ha-expanded-box");
};
const addbuttoncaollapsebox = function (element, height, hoverfunction) {
let btn = document.createElement("div");
btn.classList.add("ha-btn-collapsed-box");
if (element.classList.contains("ha-collapsed-box")) {
btn.classList.add("ha-open-btn-collapsed-box");
} else {
btn.classList.add("ha-close-btn-collapsed-box");
}
btn.addEventListener("click", function (ev) {
ev.stopPropagation();
if (element.classList.contains("ha-collapsed-box")) {
uncollapsebox(element);
btn.classList.remove("ha-open-btn-collapsed-box");
btn.classList.add("ha-close-btn-collapsed-box");
btn.classList.add("ha-collapsed-box-manually-toggled");
} else {
collapsebox(element, height);
btn.classList.remove("ha-close-btn-collapsed-box");
btn.classList.remove("ha-collapsed-box-manually-toggled");
btn.classList.add("ha-open-btn-collapsed-box");
}
});
if (hoverfunction) {
let timer = null;
element.addEventListener("mouseenter", function (ev) {
ev.stopPropagation();
timer = setTimeout(function () {
if (element.classList.contains("ha-collapsed-box")) {
uncollapsebox(element);
btn.classList.remove("ha-open-btn-collapsed-box");
btn.classList.add("ha-close-btn-collapsed-box");
}
}, 200);
});
element.addEventListener("mouseleave", function (ev) {
ev.stopPropagation();
if (timer != null) {
clearTimeout(timer);
}
if (
element.classList.contains("ha-expanded-box") &&
!btn.classList.contains("ha-collapsed-box-manually-toggled")
) {
collapsebox(element, height);
btn.classList.remove("ha-close-btn-collapsed-box");
btn.classList.add("ha-open-btn-collapsed-box");
}
});
}
element.parentNode.insertBefore(btn, element);
};
/* TODO: need a resize watcher to undo and reapply the effect on breakpoint */
const overlappingcollapsebox = function (selector, hoverfunction) {
let boxes = document.querySelectorAll(selector);
let lineheight = 1;
if (boxes.length >= 1) {
lineheight = getLineHeight(boxes[0]);
}
for (var i = 0; i < boxes.length; i++) {
if (i < boxes.length - 1) {
let element = boxes[i];
let thisrect = element.getBoundingClientRect();
let nextrect = boxes[i + 1].getBoundingClientRect();
let overlap = thisrect.bottom - nextrect.top;
if (
overlap >= 0 &&
!(window.getComputedStyle(element).display === "none")
) {
let newlength = thisrect.height - overlap;
let remainder = newlength % lineheight;
newlength = newlength - remainder - 1;
// Line clamping for Marginals
if (element.classList.contains("ha-marginalbox")) {
let marginals = element.querySelectorAll(".ha-marginal");
let h = 0;
for (let m of marginals) {
let cr = m.getBoundingClientRect();
let eh = cr.bottom - cr.top;
h += eh;
if (h >= newlength) {
let lines = Math.floor(eh / lineheight);
let cutoff = Math.floor((h-newlength) / lineheight);
m.style.cssText += "-webkit-line-clamp: " + (lines-cutoff) + ";";
}
}
}
requestAnimationFrame(() => {
collapsebox(element, newlength, lineheight);
});
requestAnimationFrame(() => {
addbuttoncaollapsebox(element, newlength, hoverfunction);
});
}
}
}
};
/* Button to hide / show traditions, marginals and the text of the letter */
const showhidebutton = function (
buttonid,
divid,
buttonlist,
divlist,
starthidden
) {
let button = document.getElementById(buttonid);
let div = document.getElementById(divid);
if (starthidden && div !== null) {
div.classList.add("hide");
}
if (!starthidden && button !== null) {
button.classList.add("active");
}
if (button !== null) {
button.addEventListener("click", function () {
for (let btn of buttonlist) {
let inactivebutton = document.getElementById(btn);
if (inactivebutton !== null) inactivebutton.classList.remove("active");
}
for (let element of divlist) {
let hiddenelement = document.getElementById(element);
if (hiddenelement !== null) {
hiddenelement.classList.add("hide")
hiddenelement.classList.remove("flow-root");
};
}
if (button !== null) button.classList.add("active");
if (div !== null) {
div.classList.add("flow-root");
div.classList.remove("hide");
}
});
}
};
// Functions for switching theme
const go_to_dark = function () {
localStorage.setItem("theme", "ha-toggledark");
document.documentElement.classList.add("dark");
};
const go_to_bright = function () {
document.documentElement.classList.remove("dark");
localStorage.setItem("theme", "ha-togglebright");
};
// Functions for reading theme settings
const get_theme_settings = function (standard) {
var theme = localStorage.getItem("theme");
if (theme === null) theme = standard;
let toggleSwitch = document.getElementById(theme).click();
};
const collapseboxes = function () {
overlappingcollapsebox(".ha-neuzeit .ha-letlinks", true);
overlappingcollapsebox(".ha-forschung .ha-letlinks", true);
overlappingcollapsebox(".ha-lettertext .ha-marginalbox", true);
};
//////////////////////////////// ONLOAD ////////////////////////////////////
window.addEventListener("load", function () {
// Menu: Show / Hide Buttons for mobile View
if (
document.getElementById("openmenubutton") !== null &&
document.getElementById("closemenubutton") !== null
) {
document
.getElementById("openmenubutton")
.addEventListener("click", openmenu);
document
.getElementById("closemenubutton")
.addEventListener("click", closemenu);
}
// Menu / Register / Search View: Mark active link
if (document.getElementById("ha-topnav") != null)
markactive_startswith(document.getElementById("ha-topnav"));
if (document.getElementById("ha-register-nav") != null)
markactive_exact(document.getElementById("ha-register-nav"));
if (this.document.getElementById("ha-adminuploadfields") != null)
markactive_exact(document.getElementById("ha-adminuploadfields"));
// Letter / Register View: Collapse all unfit boxes + resize observer
collapseboxes();
var doit;
this.window.addEventListener("resize", function () {
this.clearTimeout(doit);
this.setTimeout(collapseboxes, 250);
});
// Letter View: Show / Hide Tabs
let buttonlist = ["ha-lettertextbtn", "ha-additionsbtn", "ha-marginalsbtn"];
let divlist = ["ha-lettertext", "ha-additions", "ha-marginals"];
if (this.document.getElementById("ha-lettertextbtn") !== null) {
showhidebutton(
"ha-lettertextbtn",
"ha-lettertext",
buttonlist,
divlist,
false
);
showhidebutton(
"ha-additionsbtn",
"ha-additions",
buttonlist,
divlist,
true
);
showhidebutton(
"ha-marginalsbtn",
"ha-marginals",
buttonlist,
divlist,
true
);
} else {
showhidebutton(
"ha-lettertextbtn",
"ha-lettertext",
buttonlist,
divlist,
true
);
showhidebutton(
"ha-additionsbtn",
"ha-additions",
buttonlist,
divlist,
false
);
showhidebutton(
"ha-marginalsbtn",
"ha-marginals",
buttonlist,
divlist,
true
);
}
// Theme: Get saved theme from memory and check the box accordingly
// Register theme toggler
if (
document.getElementById("ha-togglebright") !== null &&
this.document.getElementById("ha-toggledark") !== null
) {
document
.getElementById("ha-togglebright")
.addEventListener("click", go_to_bright);
document
.getElementById("ha-toggledark")
.addEventListener("click", go_to_dark);
}
get_theme_settings("ha-togglebright");
});
// import resolveConfig from 'tailwindcss/resolveConfig'
// import tailwindConfig from './tailwind.config.js'
// const fullConfig = resolveConfig(tailwindConfig)
// fullConfig.theme.width[4]
// // => '1rem'
// fullConfig.theme.screens.md
// // => '768px'
// fullConfig.theme.boxShadow['2xl']
// // => '0 25px 50px -12px rgba(0, 0, 0, 0.25)'