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document.addEventListener('DOMContentLoaded', function() {
/**
* Handling for sending commands to server.
*/
window.qip = false; // query in prograss flag.
function query(q) {
if (window.qip || window.iip) {
return window.setTimeout(query, 10, q);
}
window.qip = true;
var qipoff = function() {
window.qip = false;
ioconsole.autoScroll = true;
};
var spit = function(response) {
var gdg = 'Oops! getting gobbledygook from server';
var r;
try {
r = JSON.parse(response);
} catch (e) {
return barfslow(gdg, 'error', qipoff);
}
if (typeof r !== 'object') {
return barf(gdg);
}
if (!('ans' in r)) {
return barfslow(
'No answer from server!',
'error',
qipoff
);
}
if ('logout' in r && r.logout) {
return window.location.href = '/';
}
if ('reset' in r && r.reset) {
return window.location.href = '/epilogue';
}
return barfslow(r.ans, 'concierge', qipoff);
};
var xhr = new XMLHttpRequest();
xhr.open('POST', '/io/query', true);
xhr.onreadystatechange = function() {
if (this.readyState != 4) {
return;
}
if (this.status == 200) {
return spit(this.responseText);
} else {
return barfslow(
'💥', 'error', qipoff
);
}
};
xhr.send(q);
}
window.iip = false;
function intro() {
if (window.qip) {
return window.setTimeout(intro, 10);
}
window.iip = true;
var iipoff = function() {
window.iip = false;
ioconsole.autoScroll = true;
};
var spit = function(response, status) {
var r;
try {
r = JSON.parse(response);
} catch (e) {
return barfslow('💥God is busy sodomizing the waitress.' +
'\nTry refreshing the page.', 'error', iipoff);
}
if (!('intro' in r)) {
return barfslow(
'💥Too bad Dr. Gonad Dick is ' +
'\ntoo busy whipping his eggplant.' +
'\nTry refreshing the page.',
'error',
iipoff
);
}
if (status == 200) {
barfslow(r.intro, 'concierge', iipoff);
} else {
barfslow(r.intro, 'error', iipoff);
}
};
var xhr = new XMLHttpRequest();
xhr.open('POST', '/io/intro', true);
xhr.onreadystatechange = function() {
if (this.readyState != 4) {
return;
}
if ([200, 500].indexOf(this.status) >= 0) {
return spit(this.responseText, this.status);
} else {
return barfslow(
'💥God just fucked a skunk.' +
'\nTry refreshing the page.',
'error',
iipoff
);
}
};
xhr.send();
}
/**
* Handling for console.
*/
function barf(txt, type, p) {
if (txt.length < 1) {
return '';
}
barfblank();
p = document.createElement('pre');
p.className = type;
p.append(txt);
ioconsole.appendChild(p);
return '';
}
function barfblank() {
p = document.createElement('pre');
p.className = 'blank';
p.innerHTML = '\n';
ioconsole.appendChild(p);
}
function barfslow(txt, type, cb, p) {
if (!txt || txt.length < 1) {
if (cb)
cb();
return '';
}
if (!p)
barfblank();
if (!p) {
p = document.createElement('pre');
p.className = type;
ioconsole.appendChild(p);
}
p.append(txt.substring(0, 1));
if (ioconsole.autoScroll) {
p.scrollIntoView(false);
}
window.setTimeout(
barfslow, 0,
txt.substring(1, txt.length),
type,
cb,
p
);
return '';
}
var ioconsole = document.getElementsByClassName('console')[0];
ioconsole.onscroll = function(e) {
if (!window.qip && !window.iip) {
return;
}
if (e.target.scrollTop < e.target.lastScrollTop) {
e.target.autoScroll = false;
}
e.target.lastScrollTop = e.target.scrollTop;
};
ioconsole.lastScrollTop = ioconsole.scrollTop;
ioconsole.autoScroll = true;
/**
* Handling for the prompt.
*/
function submit(e) {
e.preventDefault();
var input = e.target.querySelector('input');
var cmd = input.value;
if (cmd.length < 1)
return;
/**
* Reset prompt.
*/
input.value = '';
/**
* Send command to server.
*/
query(cmd);
}
var form = document.querySelector('form');
form.onsubmit = submit;
intro();
});
|
