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atcoder keyboard shortcuts
// ==UserScript==
// @name atcoder-keyboard-shortcuts
// @namespace https://halmk.github.io/
// @version 0.1
// @description atcoder keyboard shortcuts
// @author springroll
// @match https://atcoder.jp/contests/*/tasks/*
// @grant none
// @require https://unpkg.com/hotkeys-js/dist/hotkeys.min.js
// ==/UserScript==
(function() {
'use strict';
var copySample = function(index) {
window.getSelection().removeAllRanges();
try {
var range = document.createRange();
range.selectNode($('#pre-sample'+(2*(index-1))).get(0));
window.getSelection().addRange(range);
document.execCommand('copy');
} catch (err) {
console.log(err);
}
alert("Copied Sample" + index + ".");
window.getSelection().removeAllRanges();
};
var pasteSourceCode = function() {
try {
var pasteArea = document.getElementsByTagName('textarea')[0];
pasteArea.focus();
document.execCommand('paste');
} catch (err) {
console.log(err);
}
};
var submitCode = function() {
try {
var btn = document.getElementById('submit');
btn.click();
} catch (err) {
console.log(err);
}
};
hotkeys('shift+1,shift+2,shift+3,shift+4,shift+5', function (event, handler){
switch (handler.key) {
case 'shift+1':
copySample(1);
break;
case 'shift+2':
copySample(2);
break;
case 'shift+3':
copySample(3);
break;
case 'shift+4':
copySample(4);
break;
case 'shift+5':
copySample(5);
break;
default: alert(event);
}
});
hotkeys('shift+a, cmd+shift+s', function (event, handler) {
switch (handler.key) {
case 'shift+a':
pasteSourceCode();
break;
case 'cmd+shift+s':
submitCode();
break;
default: alert(event);
}
});
})();