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(function(document, $){
'use strict';
var jsonpRe = /^\/\*[\s\S]*?\*\/jsonp\(([\s\S]*)\)$/m;
var ghLimits = {search: {}, core: {}};
var stopId = 0;
var queue = {search: [], core: []};
var todo = 1;
function requestLater(what, how, arg) {
var when = rateTimeout(what);
if (when >= 0) {
var empty = queue[what].length == 0;
queue[what].push([how, arg]);
if (empty) window.setTimeout(function(){reQueue(what);}, when);
} else {
ghLimits[what].remaining--;
how(arg);
}
}
function reQueue(what) {
limitsThen(what, function(q) {
q.forEach(function(e) {
requestLater(what, e[0], e[1]);
});
}, queue[what].splice(0, queue[what].length));
}
function signalDone() {
if (!todo) $("#th-votes").html("Votes");
}
function _jsonpToJson(dta, typ) {
if (typ == "json") {
return dta.replace(jsonpRe, "$1");
}
return dta;
}
function jj(url) {
return $.ajax({
accepts: { json: 'application/vnd.github.squirrel-girl-preview' },
dataType: 'json',
url: url + (url.indexOf('callback=') === -1
? (url.indexOf('?') === -1 ? '?' : ';') + 'callback=jsonp'
: ''),
jsonp: false,
jsonpCallback: 'jsonp',
dataFilter: _jsonpToJson
});
}
function searchVotes(url) {
var start = url.indexOf("//") !== -1 ? url
: 'https://api.github.com/search/issues?q=votes+in:title+state:closed+type:issue+'
+ 'repo:' + url + ';sort=updated';
jj(start).done(function(r) {
var hasMore = fetchNext('search', r.meta, searchVotes);
if (hasMore) todo++;
r.data.items.forEach(function(e) {
if (stopId && e.number > stopId) return;
if (e.title != "votes") return;
if (e.locked) { stopId = e.number; return; }
todo++;
requestLater('core', requestComments, e.comments_url);
todo++;
requestLater('core', requestComments, e.comments_url + '?page=2');
todo++;
requestLater('core', requestComments, e.comments_url + '?page=3');
//todo++;
//requestLater('core', requestComments, e.comments_url + '?page=4');
});
todo--;
signalDone();
});
}
function rateTimeout(what) {
if ($.isEmptyObject(ghLimits[what])) return -1;
var remaining = ghLimits[what].remaining;
var rateReset = ghLimits[what].reset;
var limit = ghLimits[what].limit;
var timeOut = -1;
if (remaining < Math.log(limit) + Math.sqrt(limit)) {
timeOut = 1000 + rateReset * 1000 - (new Date() / 1);
if (timeOut < -1) timeOut = 0;
}
return timeOut;
}
function updateLimits(what, meta) {
ghLimits[what].remaining = meta['X-RateLimit-Remaining'];
ghLimits[what].reset = meta['X-RateLimit-Reset'];
}
function fetchNext(what, meta, how) {
var hasMore = false;
updateLimits(what, meta);
if (meta.Link) {
meta.Link.forEach(function(l) {
if (l[1].rel == "next") {
hasMore = true;
requestLater(what, how, l[0]);
return;
}
});
}
return hasMore;
}
function requestComments(start) {
jj(start).done(function(r) {
updateLimits('core', r.meta);
if (r.meta.status == 403 && !r.meta['X-RateLimit-RateLimit']) {
requestLater('core', requestComments, start);
return;
}
//var hasMore = fetchNext('core', r.meta, requestComments);
//if (hasMore) todo++;
r.data.some(function(e) {
e.body = e.body.replace(/\r/g, "");
var lines = e.body.split("\n");
var redir = e.body.match(/^#(\d+)$/);
if (redir) return true;
var script = lines[0].replace(/^## /, "").replace(/[^-a-zA-Z0-9_]/g, "_");
var row = $("#script-" + script + " .votes");
if (row.length) {
var votes = 1+ e.reactions['+1'] - e.reactions['-1'];
var link = "＊";
if (e.reactions['heart'] >= votes) link = "💜";
row.html( "" + votes );
row.append("<span><a data-toggle=\"tooltip\" title=\"vote on github\" href=\""
+ e.html_url + "\">"+link+"</a></span>");
}
return false;
});
todo--;
signalDone();
});
}
function limitsThen(what, how, arg) {
jj('https://api.github.com/rate_limit').done(function(r) {
ghLimits = r.data.resources;
requestLater(what, how, arg);
});
}
limitsThen('search', searchVotes, 'ailin-nemui/scripts.irssi.org');
})(document, $);
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