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'use strict';
$.urlParam = function(name){
try {
const results = new RegExp('[\?&]' + name + '=([^&#]*)').exec(window.location.href);
return decodeURIComponent(results[1].replace(/\+/g, " ")) || 0;
} catch (e) {
return 0;
}
}
function offline_remove(id, callback) {
if (confirm("Remove download?")) {
const cacheId = "epube-book." + id;
const promises = [];
console.log("offline remove: " + id);
localforage.iterate(function(value, key, i) {
if (key.match(cacheId)) {
promises.push(localforage.removeItem(key));
}
});
Promise.all(promises).then(function() {
window.setTimeout(function() {
callback();
}, 500);
});
}
}
function init_night_mode() {
if (window.matchMedia) {
const mql = window.matchMedia('(prefers-color-scheme: dark)');
mql.addEventListener("change", () => {
apply_night_mode(mql.matches);
});
apply_night_mode(mql.matches);
}
}
function apply_night_mode(is_night) {
console.log("night mode changed to", is_night);
$("#theme_css").attr("href",
"lib/bootstrap/v3/css/" + (is_night ? "theme-dark.min.css" : "bootstrap-theme.min.css"));
}
const Cookie = {
set: function (name, value, lifetime) {
const d = new Date();
d.setTime(d.getTime() + lifetime * 1000);
const expires = "expires=" + d.toUTCString();
document.cookie = name + "=" + encodeURIComponent(value) + "; " + expires;
},
get: function (name) {
name = name + "=";
const ca = document.cookie.split(';');
for (let i=0; i < ca.length; i++) {
let c = ca[i];
while (c.charAt(0) == ' ') c = c.substring(1);
if (c.indexOf(name) == 0) return decodeURIComponent(c.substring(name.length, c.length));
}
return "";
},
delete: function(name) {
const expires = "expires=Thu, 01-Jan-1970 00:00:01 GMT";
document.cookie = name + "=" + "" + "; " + expires;
}
};
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