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/* http://gregfranko.com/blog/jquery-best-practices/ */
(function($) {
$(function() {
$('nav.navbar').headroom();
Toc.init({
$nav: $("#toc"),
$scope: $("main h2, main h3, main h4, main h5, main h6")
});
if ($('#toc').length) {
$('body').scrollspy({
target: '#toc',
offset: $("nav.navbar").outerHeight() + 1
});
}
// Activate popovers
$('[data-bs-toggle="popover"]').popover({
container: 'body',
html: true,
trigger: 'focus',
placement: "top",
sanitize: false,
});
$('[data-bs-toggle="tooltip"]').tooltip();
/* Clipboard --------------------------*/
function changeTooltipMessage(element, msg) {
var tooltipOriginalTitle=element.getAttribute('data-bs-original-title');
element.setAttribute('data-bs-original-title', msg);
$(element).tooltip('show');
element.setAttribute('data-bs-original-title', tooltipOriginalTitle);
}
if(ClipboardJS.isSupported()) {
$(document).ready(function() {
var copyButton = "<button type='button' class='btn btn-primary btn-copy-ex' title='Copy to clipboard' aria-label='Copy to clipboard' data-toggle='tooltip' data-placement='left' data-trigger='hover' data-clipboard-copy><i class='fa fa-copy'></i></button>";
$("div.sourceCode").addClass("hasCopyButton");
// Insert copy buttons:
$(copyButton).prependTo(".hasCopyButton");
// Initialize tooltips:
$('.btn-copy-ex').tooltip({container: 'body'});
// Initialize clipboard:
var clipboard = new ClipboardJS('[data-clipboard-copy]', {
text: function(trigger) {
return trigger.parentNode.textContent.replace(/\n#>[^\n]*/g, "");
}
});
clipboard.on('success', function(e) {
changeTooltipMessage(e.trigger, 'Copied!');
e.clearSelection();
});
clipboard.on('error', function(e) {
changeTooltipMessage(e.trigger,'Press Ctrl+C or Command+C to copy');
});
});
}
/* Search marking --------------------------*/
var url = new URL(window.location.href);
var toMark = url.searchParams.get("q");
var mark = new Mark("main#main");
if (toMark) {
mark.mark(toMark, {
accuracy: {
value: "complementary",
limiters: [",", ".", ":", "/"],
}
});
}
/* Search --------------------------*/
/* Adapted from https://github.com/rstudio/bookdown/blob/2d692ba4b61f1e466c92e78fd712b0ab08c11d31/inst/resources/bs4_book/bs4_book.js#L25 */
// Initialise search index on focus
var fuse;
$("#search-input").focus(async function(e) {
if (fuse) {
return;
}
$(e.target).addClass("loading");
var response = await fetch($("#search-input").data("search-index"));
var data = await response.json();
var options = {
keys: ["what", "text", "code"],
ignoreLocation: true,
threshold: 0.1,
includeMatches: true,
includeScore: true,
};
fuse = new Fuse(data, options);
$(e.target).removeClass("loading");
});
// Use algolia autocomplete
var options = {
autoselect: true,
debug: true,
hint: false,
minLength: 2,
};
var q;
async function searchFuse(query, callback) {
await fuse;
var items;
if (!fuse) {
items = [];
} else {
q = query;
var results = fuse.search(query, { limit: 20 });
items = results
.filter((x) => x.score <= 0.75)
.map((x) => x.item);
if (items.length === 0) {
items = [{dir:"Sorry 😿",previous_headings:"",title:"No results found.",what:"No results found.",path:window.location.href}];
}
}
callback(items);
}
$("#search-input").autocomplete(options, [
{
name: "content",
source: searchFuse,
templates: {
suggestion: (s) => {
if (s.title == s.what) {
return `${s.dir} > <div class="search-details"> ${s.title}</div>`;
} else if (s.previous_headings == "") {
return `${s.dir} > <div class="search-details"> ${s.title}</div> > ${s.what}`;
} else {
return `${s.dir} > <div class="search-details"> ${s.title}</div> > ${s.previous_headings} > ${s.what}`;
}
},
},
},
]).on('autocomplete:selected', function(event, s) {
window.location.href = s.path + "?q=" + q + "#" + s.id;
});
});
})(window.jQuery || window.$)
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