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effective streak counting

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This commit is contained in:
oleg 2015-07-15 10:54:50 +03:00
parent 670e83a843
commit c2db37b285
1 changed files with 20 additions and 12 deletions
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32
resources/projects.js
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@ -33,26 +33,34 @@ module.exports = function(app) {
status: 'done', status: 'done',
descCreateDate: '' descCreateDate: ''
}, },
limit: 20 limit: 10
}, this.slot()); }, this.slot());
// get last builds to calc current success streak // tricky but effective streak counting inside filter goes below
var isAllPrevDone = true; var doneBuildsStreakCallback = _(this.slot()).once(),
db.builds.count({ doneBuildsStreak = 0;
db.builds.find({
start: { start: {
projectName: project.name, projectName: project.name,
descCreateDate: '' descCreateDate: ''
}, },
// TODO: find should be implemented at nlevel
filter: function(build) { filter: function(build) {
if (isAllPrevDone && build.status === 'error') { // error exits streak
isAllPrevDone = false; if (build.status === 'error') {
doneBuildsStreakCallback(null, doneBuildsStreak);
return true;
} }
return isAllPrevDone && build.status === 'done'; if (build.status === 'done') {
} doneBuildsStreak++;
}, this.slot()); }
},
limit: 1
}, function(err) {
doneBuildsStreakCallback(err, doneBuildsStreak);
});
}, },
function(err, doneBuilds, doneBuildsCount) { function(err, doneBuilds, doneBuildsStreak) {
project.lastDoneBuild = doneBuilds[0]; project.lastDoneBuild = doneBuilds[0];
var durationsSum = _(doneBuilds).reduce(function(memo, build) { var durationsSum = _(doneBuilds).reduce(function(memo, build) {
@ -63,7 +71,7 @@ module.exports = function(app) {
durationsSum / doneBuilds.length durationsSum / doneBuilds.length
); );
project.doneBuildsStreak = doneBuildsCount project.doneBuildsStreak = doneBuildsStreak;
res.send(project); res.send(project);
} }