Perf dashboard should show relative change in values
[WebKit-https.git] / Websites / perf.webkit.org / public / v2 / app.js
1 window.App = Ember.Application.create();
2
3 App.Router.map(function () {
4     this.resource('customDashboard', {path: 'dashboard/custom'});
5     this.resource('dashboard', {path: 'dashboard/:name'});
6     this.resource('charts', {path: 'charts'});
7     this.resource('analysis', {path: 'analysis'});
8     this.resource('analysisTask', {path: 'analysis/task/:taskId'});
9 });
10
11 App.DashboardRow = Ember.Object.extend({
12     header: null,
13     cells: [],
14
15     init: function ()
16     {
17         this._super();
18
19         var cellsInfo = this.get('cellsInfo') || [];
20         var columnCount = this.get('columnCount');
21         while (cellsInfo.length < columnCount)
22             cellsInfo.push([]);
23
24         this.set('cells', cellsInfo.map(this._createPane.bind(this)));
25     },
26     addPane: function (paneInfo)
27     {
28         var pane = this._createPane(paneInfo);
29         this.get('cells').pushObject(pane);
30         this.set('columnCount', this.get('columnCount') + 1);
31     },
32     _createPane: function (paneInfo)
33     {
34         if (!paneInfo || !paneInfo.length || (!paneInfo[0] && !paneInfo[1]))
35             paneInfo = null;
36
37         var pane = App.Pane.create({
38             store: this.get('store'),
39             platformId: paneInfo ? paneInfo[0] : null,
40             metricId: paneInfo ? paneInfo[1] : null,
41         });
42
43         return App.DashboardPaneProxyForPicker.create({content: pane});
44     },
45 });
46
47 App.DashboardPaneProxyForPicker = Ember.ObjectProxy.extend({
48     _platformOrMetricIdChanged: function ()
49     {
50         var self = this;
51         App.buildPopup(this.get('store'), 'choosePane', this)
52             .then(function (platforms) { self.set('pickerData', platforms); });
53     }.observes('platformId', 'metricId').on('init'),
54     paneList: function () {
55         return App.encodePrettifiedJSON([[this.get('platformId'), this.get('metricId'), null, null, false]]);
56     }.property('platformId', 'metricId'),
57 });
58
59 App.IndexRoute = Ember.Route.extend({
60     beforeModel: function ()
61     {
62         var self = this;
63         App.Manifest.fetch(this.store).then(function () {
64             self.transitionTo('dashboard', App.Manifest.defaultDashboardName());
65         });
66     },
67 });
68
69 App.DashboardRoute = Ember.Route.extend({
70     model: function (param)
71     {
72         return App.Manifest.fetch(this.store).then(function () {
73             return App.Manifest.dashboardByName(param.name);
74         });
75     },
76 });
77
78 App.CustomDashboardRoute = Ember.Route.extend({
79     controllerName: 'dashboard',
80     model: function (param)
81     {
82         return this.store.createRecord('dashboard', {serialized: param.grid});
83     },
84     renderTemplate: function()
85     {
86         this.render('dashboard');
87     }
88 });
89
90 App.DashboardController = Ember.Controller.extend({
91     queryParams: ['grid', 'numberOfDays'],
92     headerColumns: [],
93     rows: [],
94     numberOfDays: 7,
95     editMode: false,
96
97     modelChanged: function ()
98     {
99         var dashboard = this.get('model');
100         if (!dashboard)
101             return;
102
103         var headerColumns = dashboard.get('headerColumns');
104         this.set('headerColumns', headerColumns);
105         var columnCount = headerColumns.length;
106         this.set('columnCount', columnCount);
107
108         var store = this.store;
109         this.set('rows', dashboard.get('rows').map(function (rowParam) {
110             return App.DashboardRow.create({
111                 store: store,
112                 header: rowParam[0],
113                 cellsInfo: rowParam.slice(1),
114                 columnCount: columnCount,
115             })
116         }));
117
118         this.set('emptyRow', new Array(columnCount));
119     }.observes('model').on('init'),
120
121     computeGrid: function()
122     {
123         var headers = this.get('headerColumns').map(function (header) { return header.label; });
124         var table = [headers].concat(this.get('rows').map(function (row) {
125             return [row.get('header')].concat(row.get('cells').map(function (pane) {
126                 var platformAndMetric = [pane.get('platformId'), pane.get('metricId')];
127                 return platformAndMetric[0] || platformAndMetric[1] ? platformAndMetric : [];
128             }));
129         }));
130         return JSON.stringify(table);
131     },
132
133     _sharedDomainChanged: function ()
134     {
135         var numberOfDays = this.get('numberOfDays');
136         if (!numberOfDays)
137             return;
138
139         numberOfDays = parseInt(numberOfDays);
140         var present = Date.now();
141         var past = present - numberOfDays * 24 * 3600 * 1000;
142         this.set('since', past);
143         this.set('sharedDomain', [past, present]);
144     }.observes('numberOfDays').on('init'),
145
146     actions: {
147         setNumberOfDays: function (numberOfDays)
148         {
149             this.set('numberOfDays', numberOfDays);
150         },
151         choosePane: function (param)
152         {
153             var pane = param.position;
154             pane.set('platformId', param.platform.get('id'));
155             pane.set('metricId', param.metric.get('id'));
156         },
157         addColumn: function ()
158         {
159             this.get('headerColumns').pushObject({
160                 label: this.get('newColumnHeader'),
161                 index: this.get('headerColumns').length,
162             });
163             this.get('rows').forEach(function (row) {
164                 row.addPane();
165             });
166             this.set('newColumnHeader', null);
167         },
168         removeColumn: function (index)
169         {
170             this.get('headerColumns').removeAt(index);
171             this.get('rows').forEach(function (row) {
172                 row.get('cells').removeAt(index);
173             });
174         },
175         addRow: function ()
176         {
177             this.get('rows').pushObject(App.DashboardRow.create({
178                 store: this.store,
179                 header: this.get('newRowHeader'),
180                 columnCount: this.get('columnCount'),
181             }));
182             this.set('newRowHeader', null);
183         },
184         removeRow: function (row)
185         {
186             this.get('rows').removeObject(row);
187         },
188         resetPane: function (pane)
189         {
190             pane.set('platformId', null);
191             pane.set('metricId', null);
192         },
193         toggleEditMode: function ()
194         {
195             this.toggleProperty('editMode');
196             if (this.get('editMode'))
197                 this.transitionToRoute('dashboard', 'custom', {name: null, queryParams: {grid: this.computeGrid()}});
198             else
199                 this.set('grid', this.computeGrid());
200         },
201     },
202
203     init: function ()
204     {
205         this._super();
206         App.Manifest.fetch(this.get('store'));
207     }
208 });
209
210 App.NumberOfDaysControlView = Ember.View.extend({
211     classNames: ['controls'],
212     templateName: 'number-of-days-controls',
213     didInsertElement: function ()
214     {
215         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
216     },
217     _numberOfDaysChanged: function ()
218     {
219         this._matchingElements(this._previousNumberOfDaysClass).removeClass('active');
220
221         var newNumberOfDaysClass = 'numberOfDaysIs' + this.get('numberOfDays');
222         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
223         this._previousNumberOfDaysClass = newNumberOfDaysClass;
224     }.observes('numberOfDays').on('init'),
225     _matchingElements: function (className)
226     {
227         var element = this.get('element');
228         if (!element)
229             return $([]);
230         return $(element.getElementsByClassName(className));
231     }
232 });
233
234 App.StartTimeSliderView = Ember.View.extend({
235     templateName: 'start-time-slider',
236     classNames: ['start-time-slider'],
237     startTime: Date.now() - 7 * 24 * 3600 * 1000,
238     oldestStartTime: null,
239     _numberOfDaysView: null,
240     _slider: null,
241     _startTimeInSlider: null,
242     _currentNumberOfDays: null,
243     _MILLISECONDS_PER_DAY: 24 * 3600 * 1000,
244
245     didInsertElement: function ()
246     {
247         this.oldestStartTime = Date.now() - 365 * 24 * 3600 * 1000;
248         this._slider = $(this.get('element')).find('input');
249         this._numberOfDaysView = $(this.get('element')).find('.numberOfDays');
250         this._sliderRangeChanged();
251         this._slider.change(this._sliderMoved.bind(this));
252     },
253     _sliderRangeChanged: function ()
254     {
255         var minimumNumberOfDays = 1;
256         var maximumNumberOfDays = this._timeInPastToNumberOfDays(this.get('oldestStartTime'));
257         var precision = 1000; // FIXME: Compute this from maximumNumberOfDays.
258         var slider = this._slider;
259         slider.attr('min', Math.floor(Math.log(Math.max(1, minimumNumberOfDays)) * precision) / precision);
260         slider.attr('max', Math.ceil(Math.log(maximumNumberOfDays) * precision) / precision);
261         slider.attr('step', 1 / precision);
262         this._startTimeChanged();
263     }.observes('oldestStartTime'),
264     _sliderMoved: function ()
265     {
266         this._currentNumberOfDays = Math.round(Math.exp(this._slider.val()));
267         this._numberOfDaysView.text(this._currentNumberOfDays);
268         this._startTimeInSlider = this._numberOfDaysToTimeInPast(this._currentNumberOfDays);
269         this.set('startTime', this._startTimeInSlider);
270     },
271     _startTimeChanged: function ()
272     {
273         var startTime = this.get('startTime');
274         if (startTime == this._startTimeSetBySlider)
275             return;
276         this._currentNumberOfDays = this._timeInPastToNumberOfDays(startTime);
277
278         if (this._slider) {
279             this._numberOfDaysView.text(this._currentNumberOfDays);
280             this._slider.val(Math.log(this._currentNumberOfDays));
281             this._startTimeInSlider = startTime;
282         }
283     }.observes('startTime').on('init'),
284     _timeInPastToNumberOfDays: function (timeInPast)
285     {
286         return Math.max(1, Math.round((Date.now() - timeInPast) / this._MILLISECONDS_PER_DAY));
287     },
288     _numberOfDaysToTimeInPast: function (numberOfDays)
289     {
290         return Date.now() - numberOfDays * this._MILLISECONDS_PER_DAY;
291     },
292 });
293
294 App.Pane = Ember.Object.extend({
295     platformId: null,
296     platform: null,
297     metricId: null,
298     metric: null,
299     selectedItem: null,
300     selectedPoints: null,
301     hoveredOrSelectedItem: null,
302     showFullYAxis: false,
303     searchCommit: function (repository, keyword) {
304         var self = this;
305         var repositoryId = repository.get('id');
306         CommitLogs.fetchForTimeRange(repositoryId, null, null, keyword).then(function (commits) {
307             if (self.isDestroyed || !self.get('chartData') || !commits.length)
308                 return;
309             var currentRuns = self.get('chartData').current.series();
310             if (!currentRuns.length)
311                 return;
312
313             var highlightedItems = {};
314             var commitIndex = 0;
315             for (var runIndex = 0; runIndex < currentRuns.length && commitIndex < commits.length; runIndex++) {
316                 var measurement = currentRuns[runIndex].measurement;
317                 var commitTime = measurement.commitTimeForRepository(repositoryId);
318                 if (!commitTime)
319                     continue;
320                 if (commits[commitIndex].time <= commitTime) {
321                     highlightedItems[measurement.id()] = true;
322                     do {
323                         commitIndex++;
324                     } while (commitIndex < commits.length && commits[commitIndex].time <= commitTime);
325                 }
326             }
327
328             self.set('highlightedItems', highlightedItems);
329         }, function () {
330             // FIXME: Report errors
331             this.set('highlightedItems', {});
332         });
333     },
334     _fetch: function () {
335         var platformId = this.get('platformId');
336         var metricId = this.get('metricId');
337         if (!platformId && !metricId) {
338             this.set('empty', true);
339             return;
340         }
341         this.set('empty', false);
342         this.set('platform', null);
343         this.set('chartData', null);
344         this.set('metric', null);
345         this.set('failure', null);
346
347         if (!this._isValidId(platformId))
348             this.set('failure', platformId ? 'Invalid platform id:' + platformId : 'Platform id was not specified');
349         else if (!this._isValidId(metricId))
350             this.set('failure', metricId ? 'Invalid metric id:' + metricId : 'Metric id was not specified');
351         else {
352             var store = this.get('store');
353             var updateChartData = this._updateChartData.bind(this);
354             var handleErrors = this._handleFetchErrors.bind(this, platformId, metricId);
355             var useCache = true;
356             App.Manifest.fetchRunsWithPlatformAndMetric(store, platformId, metricId, null, useCache).then(function (result) {
357                     updateChartData(result);
358                     if (!result.shouldRefetch)
359                         return;
360
361                     useCache = false;
362                     App.Manifest.fetchRunsWithPlatformAndMetric(store, platformId, metricId, null, useCache)
363                         .then(updateChartData, handleErrors);
364                 }, handleErrors);
365             this.fetchAnalyticRanges();
366         }
367     }.observes('platformId', 'metricId').on('init'),
368     _updateChartData: function (result)
369     {
370         this.set('platform', result.platform);
371         this.set('metric', result.metric);
372         this.set('chartData', result.data);
373         this._updateMovingAverageAndEnvelope();
374     },
375     _handleFetchErrors: function (platformId, metricId, result)
376     {
377         console.log(platformId, metricId, result)
378         if (!result || typeof(result) === "string")
379             this.set('failure', 'Failed to fetch the JSON with an error: ' + result);
380         else if (!result.platform)
381             this.set('failure', 'Could not find the platform "' + platformId + '"');
382         else if (!result.metric)
383             this.set('failure', 'Could not find the metric "' + metricId + '"');
384         else
385             this.set('failure', 'An internal error');
386     },
387     fetchAnalyticRanges: function ()
388     {
389         var platformId = this.get('platformId');
390         var metricId = this.get('metricId');
391         var self = this;
392         this.get('store')
393             .find('analysisTask', {platform: platformId, metric: metricId})
394             .then(function (tasks) {
395                 self.set('analyticRanges', tasks.filter(function (task) { return task.get('startRun') && task.get('endRun'); }));
396             });
397     },
398     _isValidId: function (id)
399     {
400         if (typeof(id) == "number")
401             return true;
402         if (typeof(id) == "string")
403             return !!id.match(/^[A-Za-z0-9_]+$/);
404         return false;
405     },
406     computeStatus: function (currentPoint, previousPoint)
407     {
408         var chartData = this.get('chartData');
409         var diffFromBaseline = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.baseline);
410         var diffFromTarget = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.target);
411
412         var label = '';
413         var className = '';
414         var formatter = d3.format('.3p');
415
416         var smallerIsBetter = chartData.smallerIsBetter;
417         if (diffFromBaseline !== undefined && diffFromBaseline > 0 == smallerIsBetter) {
418             label = formatter(Math.abs(diffFromBaseline)) + ' ' + (smallerIsBetter ? 'above' : 'below') + ' baseline';
419             className = 'worse';
420         } else if (diffFromTarget !== undefined && diffFromTarget < 0 == smallerIsBetter) {
421             label = formatter(Math.abs(diffFromTarget)) + ' ' + (smallerIsBetter ? 'below' : 'above') + ' target';
422             className = 'better';
423         } else if (diffFromTarget !== undefined)
424             label = formatter(Math.abs(diffFromTarget)) + ' until target';
425
426         var valueDelta = previousPoint ? chartData.deltaFormatter(currentPoint.value - previousPoint.value) : null;
427         return {
428             className: className,
429             label: label,
430             currentValue: chartData.formatter(currentPoint.value),
431             valueDelta: valueDelta,
432             relativeDelta: d3.format('+.2p')((currentPoint.value - previousPoint.value) / previousPoint.value),
433         };
434     },
435     _relativeDifferentToLaterPointInTimeSeries: function (currentPoint, timeSeries)
436     {
437         if (!currentPoint || !timeSeries)
438             return undefined;
439
440         var referencePoint = timeSeries.findPointAfterTime(currentPoint.time);
441         if (!referencePoint)
442             return undefined;
443
444         return (currentPoint.value - referencePoint.value) / referencePoint.value;
445     },
446     latestStatus: function ()
447     {
448         var chartData = this.get('chartData');
449         if (!chartData || !chartData.current)
450             return null;
451
452         var lastPoint = chartData.current.lastPoint();
453         if (!lastPoint)
454             return null;
455
456         return this.computeStatus(lastPoint, chartData.current.previousPoint(lastPoint));
457     }.property('chartData'),
458     updateStatisticsTools: function ()
459     {
460         var movingAverageStrategies = Statistics.MovingAverageStrategies.map(this._cloneStrategy.bind(this));
461         this.set('movingAverageStrategies', [{label: 'None'}].concat(movingAverageStrategies));
462         this.set('chosenMovingAverageStrategy', this._configureStrategy(movingAverageStrategies, this.get('movingAverageConfig')));
463
464         var envelopingStrategies = Statistics.EnvelopingStrategies.map(this._cloneStrategy.bind(this));
465         this.set('envelopingStrategies', [{label: 'None'}].concat(envelopingStrategies));
466         this.set('chosenEnvelopingStrategy', this._configureStrategy(envelopingStrategies, this.get('envelopingConfig')));
467     }.on('init'),
468     _cloneStrategy: function (strategy)
469     {
470         var parameterList = (strategy.parameterList || []).map(function (param) { return Ember.Object.create(param); });
471         return Ember.Object.create({
472             id: strategy.id,
473             label: strategy.label,
474             description: strategy.description,
475             parameterList: parameterList,
476             execute: strategy.execute,
477         });
478     },
479     _configureStrategy: function (strategies, config)
480     {
481         if (!config || !config[0])
482             return null;
483
484         var id = config[0];
485         var chosenStrategy = strategies.find(function (strategy) { return strategy.id == id });
486         if (!chosenStrategy)
487             return null;
488
489         if (chosenStrategy.parameterList) {
490             for (var i = 0; i < chosenStrategy.parameterList.length; i++)
491                 chosenStrategy.parameterList[i].value = parseFloat(config[i + 1]);
492         }
493
494         return chosenStrategy;
495     },
496     _updateMovingAverageAndEnvelope: function ()
497     {
498         var chartData = this.get('chartData');
499         if (!chartData)
500             return;
501
502         var movingAverageStrategy = this.get('chosenMovingAverageStrategy');
503         this._updateStrategyConfigIfNeeded(movingAverageStrategy, 'movingAverageConfig');
504
505         var envelopingStrategy = this.get('chosenEnvelopingStrategy');
506         this._updateStrategyConfigIfNeeded(envelopingStrategy, 'envelopingConfig');
507
508         chartData.movingAverage = this._computeMovingAverageAndOutliers(chartData, movingAverageStrategy, envelopingStrategy);
509     },
510     _movingAverageOrEnvelopeStrategyDidChange: function () {
511         this._updateMovingAverageAndEnvelope();
512
513         var newChartData = {};
514         var chartData = this.get('chartData');
515         if (!chartData)
516             return;
517         for (var property in chartData)
518             newChartData[property] = chartData[property];
519         this.set('chartData', newChartData);
520
521     }.observes('chosenMovingAverageStrategy', 'chosenMovingAverageStrategy.parameterList.@each.value',
522         'chosenEnvelopingStrategy', 'chosenEnvelopingStrategy.parameterList.@each.value'),
523     _computeMovingAverageAndOutliers: function (chartData, movingAverageStrategy, envelopingStrategy)
524     {
525         var currentTimeSeriesData = chartData.current.series();
526         var movingAverageIsSetByUser = movingAverageStrategy && movingAverageStrategy.execute;
527         var movingAverageValues = this._executeStrategy(
528             movingAverageIsSetByUser ? movingAverageStrategy : Statistics.MovingAverageStrategies[0], currentTimeSeriesData);
529         if (!movingAverageValues)
530             return null;
531
532         var envelopeIsSetByUser = envelopingStrategy && envelopingStrategy.execute;
533         var envelopeDelta = this._executeStrategy(envelopeIsSetByUser ? envelopingStrategy : Statistics.EnvelopingStrategies[0],
534             currentTimeSeriesData, [movingAverageValues]);
535
536         for (var i = 0; i < currentTimeSeriesData.length; i++) {
537             var currentValue = currentTimeSeriesData[i].value;
538             var movingAverageValue = movingAverageValues[i];
539             if (currentValue < movingAverageValue - envelopeDelta || movingAverageValue + envelopeDelta < currentValue)
540                 currentTimeSeriesData[i].isOutlier = true;
541         }
542         if (!envelopeIsSetByUser)
543             envelopeDelta = null;
544
545         if (movingAverageIsSetByUser) {
546             return new TimeSeries(currentTimeSeriesData.map(function (point, index) {
547                 var value = movingAverageValues[index];
548                 return {
549                     measurement: point.measurement,
550                     time: point.time,
551                     value: value,
552                     interval: envelopeDelta !== null ? [value - envelopeDelta, value + envelopeDelta] : null,
553                 }
554             }));            
555         }
556     },
557     _executeStrategy: function (strategy, currentTimeSeriesData, additionalArguments)
558     {
559         var parameters = (strategy.parameterList || []).map(function (param) {
560             var parsed = parseFloat(param.value);
561             return Math.min(param.max || Infinity, Math.max(param.min || -Infinity, isNaN(parsed) ? 0 : parsed));
562         });
563         parameters.push(currentTimeSeriesData.map(function (point) { return point.value }));
564         return strategy.execute.apply(window, parameters.concat(additionalArguments));
565     },
566     _updateStrategyConfigIfNeeded: function (strategy, configName)
567     {
568         var config = null;
569         if (strategy && strategy.execute)
570             config = [strategy.id].concat((strategy.parameterList || []).map(function (param) { return param.value; }));
571
572         if (JSON.stringify(config) != JSON.stringify(this.get(configName)))
573             this.set(configName, config);
574     },
575     _updateDetails: function ()
576     {
577         var selectedPoints = this.get('selectedPoints');
578         var currentPoint = this.get('hoveredOrSelectedItem');
579         if (!selectedPoints && !currentPoint) {
580             this.set('details', null);
581             return;
582         }
583
584         var currentMeasurement;
585         var previousPoint;
586         if (!selectedPoints)
587             previousPoint = currentPoint.series.previousPoint(currentPoint);
588         else {
589             currentPoint = selectedPoints[selectedPoints.length - 1];
590             previousPoint = selectedPoints[0];
591         }
592         var currentMeasurement = currentPoint.measurement;
593         var oldMeasurement = previousPoint ? previousPoint.measurement : null;
594
595         var formattedRevisions = currentMeasurement.formattedRevisions(oldMeasurement);
596         var revisions = App.Manifest.get('repositories')
597             .filter(function (repository) { return formattedRevisions[repository.get('id')]; })
598             .map(function (repository) {
599             var revision = Ember.Object.create(formattedRevisions[repository.get('id')]);
600             revision['url'] = revision.previousRevision
601                 ? repository.urlForRevisionRange(revision.previousRevision, revision.currentRevision)
602                 : repository.urlForRevision(revision.currentRevision);
603             revision['name'] = repository.get('name');
604             revision['repository'] = repository;
605             return revision; 
606         });
607
608         var buildNumber = null;
609         var buildURL = null;
610         if (!selectedPoints) {
611             buildNumber = currentMeasurement.buildNumber();
612             var builder = App.Manifest.builder(currentMeasurement.builderId());
613             if (builder)
614                 buildURL = builder.urlFromBuildNumber(buildNumber);
615         }
616
617         this.set('details', Ember.Object.create({
618             status: this.computeStatus(currentPoint, previousPoint),
619             buildNumber: buildNumber,
620             buildURL: buildURL,
621             buildTime: currentMeasurement.formattedBuildTime(),
622             revisions: revisions,
623         }));
624     }.observes('hoveredOrSelectedItem', 'selectedPoints'),
625 });
626
627 App.encodePrettifiedJSON = function (plain)
628 {
629     function numberIfPossible(string) {
630         return string == parseInt(string) ? parseInt(string) : string;
631     }
632
633     function recursivelyConvertNumberIfPossible(input) {
634         if (input instanceof Array) {
635             return input.map(recursivelyConvertNumberIfPossible);
636         }
637         return numberIfPossible(input);
638     }
639
640     return JSON.stringify(recursivelyConvertNumberIfPossible(plain))
641         .replace(/\[/g, '(').replace(/\]/g, ')').replace(/\,/g, '-');
642 }
643
644 App.decodePrettifiedJSON = function (encoded)
645 {
646     var parsed = encoded.replace(/\(/g, '[').replace(/\)/g, ']').replace(/\-/g, ',');
647     try {
648         return JSON.parse(parsed);
649     } catch (exception) {
650         return null;
651     }
652 }
653
654 App.ChartsController = Ember.Controller.extend({
655     queryParams: ['paneList', 'zoom', 'since'],
656     needs: ['pane'],
657     _currentEncodedPaneList: null,
658     panes: [],
659     platforms: null,
660     sharedZoom: null,
661     startTime: null,
662     present: Date.now(),
663     defaultSince: Date.now() - 7 * 24 * 3600 * 1000,
664
665     addPane: function (pane)
666     {
667         this.panes.unshiftObject(pane);
668     },
669
670     removePane: function (pane)
671     {
672         this.panes.removeObject(pane);
673     },
674
675     refreshPanes: function()
676     {
677         var paneList = this.get('paneList');
678         if (paneList === this._currentEncodedPaneList)
679             return;
680
681         var panes = this._parsePaneList(paneList || '[]');
682         if (!panes) {
683             console.log('Failed to parse', jsonPaneList, exception);
684             return;
685         }
686         this.set('panes', panes);
687         this._currentEncodedPaneList = paneList;
688     }.observes('paneList').on('init'),
689
690     refreshZoom: function()
691     {
692         var zoom = this.get('zoom');
693         if (!zoom) {
694             this.set('sharedZoom', null);
695             return;
696         }
697
698         zoom = zoom.split('-');
699         var selection = new Array(2);
700         try {
701             selection[0] = new Date(parseFloat(zoom[0]));
702             selection[1] = new Date(parseFloat(zoom[1]));
703         } catch (error) {
704             console.log('Failed to parse the zoom', zoom);
705         }
706         this.set('sharedZoom', selection);
707
708         var startTime = this.get('startTime');
709         if (startTime && startTime > selection[0])
710             this.set('startTime', selection[0]);
711
712     }.observes('zoom').on('init'),
713
714     _startTimeChanged: function () {
715         this.set('sharedDomain', [this.get('startTime'), this.get('present')]);
716         this._scheduleQueryStringUpdate();
717     }.observes('startTime'),
718
719     _sinceChanged: function () {
720         var since = parseInt(this.get('since'));
721         if (isNaN(since))
722             since = this.defaultSince;
723         this.set('startTime', new Date(since));
724     }.observes('since').on('init'),
725
726     _parsePaneList: function (encodedPaneList)
727     {
728         var parsedPaneList = App.decodePrettifiedJSON(encodedPaneList);
729         if (!parsedPaneList)
730             return null;
731
732         // FIXME: Don't re-create all panes.
733         var self = this;
734         return parsedPaneList.map(function (paneInfo) {
735             var timeRange = null;
736             var selectedItem = null;
737             if (paneInfo[2] instanceof Array) {
738                 var timeRange = paneInfo[2];
739                 try {
740                     timeRange = [new Date(timeRange[0]), new Date(timeRange[1])];
741                 } catch (error) {
742                     console.log("Failed to parse the time range:", timeRange, error);
743                 }
744             } else
745                 selectedItem = paneInfo[2];
746
747             return App.Pane.create({
748                 store: self.store,
749                 info: paneInfo,
750                 platformId: paneInfo[0],
751                 metricId: paneInfo[1],
752                 selectedItem: selectedItem,
753                 timeRange: timeRange,
754                 showFullYAxis: paneInfo[3],
755                 movingAverageConfig: paneInfo[4],
756                 envelopingConfig: paneInfo[5],
757             });
758         });
759     },
760
761     _serializePaneList: function (panes)
762     {
763         if (!panes.length)
764             return undefined;
765         var self = this;
766         return App.encodePrettifiedJSON(panes.map(function (pane) {
767             return [
768                 pane.get('platformId'),
769                 pane.get('metricId'),
770                 pane.get('timeRange') ? pane.get('timeRange').map(function (date) { return date.getTime() }) : pane.get('selectedItem'),
771                 pane.get('showFullYAxis'),
772                 pane.get('movingAverageConfig'),
773                 pane.get('envelopingConfig'),
774             ];
775         }));
776     },
777
778     _scheduleQueryStringUpdate: function ()
779     {
780         Ember.run.debounce(this, '_updateQueryString', 1000);
781     }.observes('sharedZoom', 'panes.@each.platform', 'panes.@each.metric', 'panes.@each.selectedItem', 'panes.@each.timeRange',
782         'panes.@each.showFullYAxis', 'panes.@each.movingAverageConfig', 'panes.@each.envelopingConfig'),
783
784     _updateQueryString: function ()
785     {
786         this._currentEncodedPaneList = this._serializePaneList(this.get('panes'));
787         this.set('paneList', this._currentEncodedPaneList);
788
789         var zoom = undefined;
790         var sharedZoom = this.get('sharedZoom');
791         if (sharedZoom && !App.domainsAreEqual(sharedZoom, this.get('sharedDomain')))
792             zoom = +sharedZoom[0] + '-' + +sharedZoom[1];
793         this.set('zoom', zoom);
794
795         if (this.get('startTime') - this.defaultSince)
796             this.set('since', this.get('startTime') - 0);
797     },
798
799     actions: {
800         addPaneByMetricAndPlatform: function (param)
801         {
802             this.addPane(App.Pane.create({
803                 store: this.store,
804                 platformId: param.platform.get('id'),
805                 metricId: param.metric.get('id'),
806                 showingDetails: false
807             }));
808         },
809     },
810
811     init: function ()
812     {
813         this._super();
814         var self = this;
815         App.buildPopup(this.store, 'addPaneByMetricAndPlatform').then(function (platforms) {
816             self.set('platforms', platforms);
817         });
818     },
819 });
820
821 App.buildPopup = function(store, action, position)
822 {
823     return App.Manifest.fetch(store).then(function () {
824         return App.Manifest.get('platforms').map(function (platform) {
825             return App.PlatformProxyForPopup.create({content: platform,
826                 action: action, position: position});
827         });
828     });
829 }
830
831 App.PlatformProxyForPopup = Ember.ObjectProxy.extend({
832     children: function ()
833     {
834         var platform = this.content;
835         var containsTest = this.content.containsTest.bind(this.content);
836         var action = this.get('action');
837         var position = this.get('position');
838         return App.Manifest.get('topLevelTests')
839             .filter(containsTest)
840             .map(function (test) {
841                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
842             });
843     }.property('App.Manifest.topLevelTests'),
844 });
845
846 App.TestProxyForPopup = Ember.ObjectProxy.extend({
847     platform: null,
848     children: function ()
849     {
850         var platform = this.get('platform');
851         var action = this.get('action');
852         var position = this.get('position');
853
854         var childTests = this.get('childTests')
855             .filter(function (test) { return platform.containsTest(test); })
856             .map(function (test) {
857                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
858             });
859
860         var metrics = this.get('metrics')
861             .filter(function (metric) { return platform.containsMetric(metric); })
862             .map(function (metric) {
863                 var aggregator = metric.get('aggregator');
864                 return {
865                     actionName: action,
866                     actionArgument: {platform: platform, metric: metric, position:position},
867                     label: metric.get('label')
868                 };
869             });
870
871         if (childTests.length && metrics.length)
872             metrics.push({isSeparator: true});
873
874         return metrics.concat(childTests);
875     }.property('childTests', 'metrics'),
876 });
877
878 App.domainsAreEqual = function (domain1, domain2) {
879     return (!domain1 && !domain2) || (domain1 && domain2 && !(domain1[0] - domain2[0]) && !(domain1[1] - domain2[1]));
880 }
881
882 App.PaneController = Ember.ObjectController.extend({
883     needs: ['charts'],
884     sharedTime: Ember.computed.alias('parentController.sharedTime'),
885     sharedSelection: Ember.computed.alias('parentController.sharedSelection'),
886     selection: null,
887     actions: {
888         toggleDetails: function()
889         {
890             this.toggleProperty('showingDetails');
891         },
892         close: function ()
893         {
894             this.parentController.removePane(this.get('model'));
895         },
896         toggleBugsPane: function ()
897         {
898             if (this.toggleProperty('showingAnalysisPane')) {
899                 this.set('showingSearchPane', false);
900                 this.set('showingStatPane', false);
901             }
902         },
903         createAnalysisTask: function ()
904         {
905             var name = this.get('newAnalysisTaskName');
906             var points = this.get('selectedPoints');
907             Ember.assert('The analysis name should not be empty', name);
908             Ember.assert('There should be at least two points in the range', points && points.length >= 2);
909
910             var newWindow = window.open();
911             var self = this;
912             App.AnalysisTask.create(name, points[0].measurement, points[points.length - 1].measurement).then(function (data) {
913                 // FIXME: Update the UI to show the new analysis task.
914                 var url = App.Router.router.generate('analysisTask', data['taskId']);
915                 newWindow.location.href = '#' + url;
916                 self.get('model').fetchAnalyticRanges();
917             }, function (error) {
918                 newWindow.close();
919                 if (error === 'DuplicateAnalysisTask') {
920                     // FIXME: Duplicate this error more gracefully.
921                 }
922                 alert(error);
923             });
924         },
925         toggleSearchPane: function ()
926         {
927             if (!App.Manifest.repositoriesWithReportedCommits)
928                 return;
929             var model = this.get('model');
930             if (!model.get('commitSearchRepository'))
931                 model.set('commitSearchRepository', App.Manifest.repositoriesWithReportedCommits[0]);
932             if (this.toggleProperty('showingSearchPane')) {
933                 this.set('showingAnalysisPane', false);
934                 this.set('showingStatPane', false);
935             }
936         },
937         searchCommit: function () {
938             var model = this.get('model');
939             model.searchCommit(model.get('commitSearchRepository'), model.get('commitSearchKeyword'));                
940         },
941         toggleStatPane: function ()
942         {
943             if (this.toggleProperty('showingStatPane')) {
944                 this.set('showingSearchPane', false);
945                 this.set('showingAnalysisPane', false);
946             }
947         },
948         zoomed: function (selection)
949         {
950             this.set('mainPlotDomain', selection ? selection : this.get('overviewDomain'));
951             Ember.run.debounce(this, 'propagateZoom', 100);
952         },
953     },
954     _detailsChanged: function ()
955     {
956         this.set('showingAnalysisPane', false);
957     }.observes('details'),
958     _overviewSelectionChanged: function ()
959     {
960         var overviewSelection = this.get('overviewSelection');
961         if (App.domainsAreEqual(overviewSelection, this.get('mainPlotDomain')))
962             return;
963         this.set('mainPlotDomain', overviewSelection || this.get('overviewDomain'));
964         Ember.run.debounce(this, 'propagateZoom', 100);
965     }.observes('overviewSelection'),
966     _sharedDomainChanged: function ()
967     {
968         var newDomain = this.get('parentController').get('sharedDomain');
969         if (App.domainsAreEqual(newDomain, this.get('overviewDomain')))
970             return;
971         this.set('overviewDomain', newDomain);
972         if (!this.get('overviewSelection'))
973             this.set('mainPlotDomain', newDomain);
974     }.observes('parentController.sharedDomain').on('init'),
975     propagateZoom: function ()
976     {
977         this.get('parentController').set('sharedZoom', this.get('mainPlotDomain'));
978     },
979     _sharedZoomChanged: function ()
980     {
981         var newSelection = this.get('parentController').get('sharedZoom');
982         if (App.domainsAreEqual(newSelection, this.get('mainPlotDomain')))
983             return;
984         this.set('mainPlotDomain', newSelection || this.get('overviewDomain'));
985         this.set('overviewSelection', newSelection);
986     }.observes('parentController.sharedZoom').on('init'),
987     _updateCanAnalyze: function ()
988     {
989         var points = this.get('model').get('selectedPoints');
990         this.set('cannotAnalyze', !this.get('newAnalysisTaskName') || !points || points.length < 2);
991     }.observes('newAnalysisTaskName', 'model.selectedPoints'),
992 });
993
994 App.AnalysisRoute = Ember.Route.extend({
995     model: function () {
996         return this.store.findAll('analysisTask').then(function (tasks) {
997             return Ember.Object.create({'tasks': tasks});
998         });
999     },
1000 });
1001
1002 App.AnalysisTaskRoute = Ember.Route.extend({
1003     model: function (param)
1004     {
1005         return this.store.find('analysisTask', param.taskId);
1006     },
1007 });
1008
1009 App.AnalysisTaskController = Ember.Controller.extend({
1010     label: Ember.computed.alias('model.name'),
1011     platform: Ember.computed.alias('model.platform'),
1012     metric: Ember.computed.alias('model.metric'),
1013     details: Ember.computed.alias('pane.details'),
1014     roots: [],
1015     bugTrackers: [],
1016     possibleRepetitionCounts: [1, 2, 3, 4, 5, 6],
1017     _taskUpdated: function ()
1018     {
1019         var model = this.get('model');
1020         if (!model)
1021             return;
1022
1023         App.Manifest.fetch(this.store).then(this._fetchedManifest.bind(this));
1024         this.set('pane', App.Pane.create({
1025             store: this.store,
1026             platformId: model.get('platform').get('id'),
1027             metricId: model.get('metric').get('id'),
1028         }));
1029
1030         var self = this;
1031         model.get('testGroups').then(function (groups) {
1032             self.set('testGroupPanes', groups.map(function (group) { return App.TestGroupPane.create({content: group}); }));
1033         });
1034     }.observes('model', 'model.testGroups').on('init'),
1035     _fetchedManifest: function ()
1036     {
1037         var trackerIdToBugNumber = {};
1038         this.get('model').get('bugs').forEach(function (bug) {
1039             trackerIdToBugNumber[bug.get('bugTracker').get('id')] = bug.get('number');
1040         });
1041
1042         this.set('bugTrackers', App.Manifest.get('bugTrackers').map(function (bugTracker) {
1043             var bugNumber = trackerIdToBugNumber[bugTracker.get('id')];
1044             return Ember.ObjectProxy.create({
1045                 content: bugTracker,
1046                 bugNumber: bugNumber,
1047                 editedBugNumber: bugNumber,
1048             });
1049         }));
1050     },
1051     _chartDataChanged: function ()
1052     {
1053         var pane = this.get('pane');
1054         if (!pane)
1055             return;
1056
1057         var chartData = pane.get('chartData');
1058         if (!chartData)
1059             return null;
1060
1061         var currentTimeSeries = chartData.current;
1062         if (!currentTimeSeries)
1063             return null; // FIXME: Report an error.
1064
1065         var start = currentTimeSeries.findPointByMeasurementId(this.get('model').get('startRun'));
1066         var end = currentTimeSeries.findPointByMeasurementId(this.get('model').get('endRun'));
1067         if (!start || !end)
1068             return null; // FIXME: Report an error.
1069
1070         var highlightedItems = {};
1071         highlightedItems[start.measurement.id()] = true;
1072         highlightedItems[end.measurement.id()] = true;
1073
1074         var formatedPoints = currentTimeSeries.seriesBetweenPoints(start, end).map(function (point, index) {
1075             return {
1076                 id: point.measurement.id(),
1077                 measurement: point.measurement,
1078                 label: 'Point ' + (index + 1),
1079                 value: chartData.formatWithUnit(point.value),
1080             };
1081         });
1082
1083         var margin = (end.time - start.time) * 0.1;
1084         this.set('highlightedItems', highlightedItems);
1085         this.set('overviewEndPoints', [start, end]);
1086         this.set('analysisPoints', formatedPoints);
1087
1088         var overviewDomain = [start.time - margin, +end.time + margin];
1089
1090         var testGroupPanes = this.get('testGroupPanes');
1091         if (testGroupPanes) {
1092             testGroupPanes.setEach('overviewPane', pane);
1093             testGroupPanes.setEach('overviewDomain', overviewDomain);
1094         }
1095
1096         this.set('overviewDomain', overviewDomain);
1097     }.observes('pane.chartData'),
1098     updateRootConfigurations: function ()
1099     {
1100         var analysisPoints = this.get('analysisPoints');
1101         if (!analysisPoints)
1102             return;
1103         var repositoryToRevisions = {};
1104         analysisPoints.forEach(function (point, pointIndex) {
1105             var revisions = point.measurement.formattedRevisions();
1106             for (var repositoryId in revisions) {
1107                 if (!repositoryToRevisions[repositoryId])
1108                     repositoryToRevisions[repositoryId] = new Array(analysisPoints.length);
1109                 var revision = revisions[repositoryId];
1110                 repositoryToRevisions[repositoryId][pointIndex] = {
1111                     label: point.label + ': ' + revision.label,
1112                     value: revision.currentRevision,
1113                 };
1114             }
1115         });
1116
1117         var self = this;
1118         this.get('model').get('triggerable').then(function (triggerable) {
1119             if (!triggerable)
1120                 return;
1121
1122             self.set('configurations', ['A', 'B']);
1123             self.set('rootConfigurations', triggerable.get('acceptedRepositories').map(function (repository) {
1124                 var repositoryId = repository.get('id');
1125                 var options = [{value: ' ', label: 'None'}].concat(repositoryToRevisions[repositoryId]);
1126                 return Ember.Object.create({
1127                     repository: repository,
1128                     name: repository.get('name'),
1129                     sets: [
1130                         Ember.Object.create({name: 'A[' + repositoryId + ']',
1131                             options: options,
1132                             selection: options[1]}),
1133                         Ember.Object.create({name: 'B[' + repositoryId + ']',
1134                             options: options,
1135                             selection: options[options.length - 1]}),
1136                     ],
1137                 });
1138             }));
1139         });
1140     }.observes('analysisPoints'),
1141     actions: {
1142         associateBug: function (bugTracker, bugNumber)
1143         {
1144             var model = this.get('model');
1145             this.store.createRecord('bug',
1146                 {task: this.get('model'), bugTracker: bugTracker.get('content'), number: bugNumber}).save().then(function () {
1147                     // FIXME: Should we notify the user?
1148                 }, function (error) {
1149                     alert('Failed to associate the bug: ' + error);
1150                 });
1151         },
1152         createTestGroup: function (name, repetitionCount)
1153         {
1154             var roots = {};
1155             this.get('rootConfigurations').map(function (root) {
1156                 roots[root.get('name')] = root.get('sets').map(function (item) { return item.get('selection').value; });
1157             });
1158             App.TestGroup.create(this.get('model'), name, roots, repetitionCount).then(function () {
1159             }, function (error) {
1160                 alert('Failed to create a new test group:' + error);
1161             });
1162         },
1163         toggleShowRequestList: function (configuration)
1164         {
1165             configuration.toggleProperty('showRequestList');
1166         }
1167     },
1168     _updateRootsBySelectedPoints: function ()
1169     {
1170         var rootConfigurations = this.get('rootConfigurations');
1171         var pane = this.get('pane');
1172         if (!rootConfigurations || !pane)
1173             return;
1174
1175         var rootSetPoints;
1176         var selectedPoints = pane.get('selectedPoints');
1177         if (selectedPoints && selectedPoints.length >= 2)
1178             rootSetPoints = [selectedPoints[0], selectedPoints[selectedPoints.length - 1]];
1179         else
1180             rootSetPoints = this.get('overviewEndPoints');
1181         if (!rootSetPoints)
1182             return;
1183
1184         rootConfigurations.forEach(function (root) {
1185             root.get('sets').forEach(function (set, setIndex) {
1186                 if (setIndex >= rootSetPoints.length)
1187                     return;
1188                 var targetRevision = rootSetPoints[setIndex].measurement.revisionForRepository(root.get('repository').get('id'));
1189                 var selectedOption;
1190                 if (targetRevision)
1191                     selectedOption = set.get('options').find(function (option) { return option.value == targetRevision; });
1192                 set.set('selection', selectedOption || sets[i].get('options')[0]);
1193             });
1194         });
1195
1196     }.observes('pane.selectedPoints'),
1197 });
1198
1199 App.TestGroupPane = Ember.ObjectProxy.extend({
1200     _populate: function ()
1201     {
1202         var buildRequests = this.get('buildRequests');
1203         var testResults = this.get('testResults');
1204         if (!buildRequests || !testResults)
1205             return [];
1206
1207         var repositories = this._computeRepositoryList();
1208         this.set('repositories', repositories);
1209
1210         var requestsByRooSet = this._groupRequestsByConfigurations(buildRequests);
1211
1212         var configurations = [];
1213         var index = 0;
1214         var range = {min: Infinity, max: -Infinity};
1215         for (var rootSetId in requestsByRooSet) {
1216             var configLetter = String.fromCharCode('A'.charCodeAt(0) + index++);
1217             configurations.push(this._createConfigurationSummary(requestsByRooSet[rootSetId], configLetter, range));
1218         }
1219
1220         var margin = 0.1 * (range.max - range.min);
1221         range.max += margin;
1222         range.min -= margin;
1223
1224         this.set('configurations', configurations);
1225     }.observes('testResults', 'buildRequests'),
1226     _updateReferenceChart: function ()
1227     {
1228         var configurations = this.get('configurations');
1229         var chartData = this.get('overviewPane') ? this.get('overviewPane').get('chartData') : null;
1230         if (!configurations || !chartData || this.get('referenceChart'))
1231             return;
1232
1233         var currentTimeSeries = chartData.current;
1234         if (!currentTimeSeries)
1235             return;
1236
1237         var repositories = this.get('repositories');
1238         var highlightedItems = {};
1239         var failedToFindPoint = false;
1240         configurations.forEach(function (config) {
1241             var revisions = {};
1242             config.get('rootSet').get('roots').forEach(function (root) {
1243                 revisions[root.get('repository').get('id')] = root.get('revision');
1244             });
1245             var point = currentTimeSeries.findPointByRevisions(revisions);
1246             if (!point) {
1247                 failedToFindPoint = true;
1248                 return;
1249             }
1250             highlightedItems[point.measurement.id()] = true;
1251         });
1252         if (failedToFindPoint)
1253             return;
1254
1255         this.set('referenceChart', {
1256             data: chartData,
1257             highlightedItems: highlightedItems,
1258         });
1259     }.observes('configurations', 'overviewPane.chartData'),
1260     _computeRepositoryList: function ()
1261     {
1262         var specifiedRepositories = new Ember.Set();
1263         (this.get('rootSets') || []).forEach(function (rootSet) {
1264             (rootSet.get('roots') || []).forEach(function (root) {
1265                 specifiedRepositories.add(root.get('repository'));
1266             });
1267         });
1268         var reportedRepositories = new Ember.Set();
1269         var testResults = this.get('testResults');
1270         (this.get('buildRequests') || []).forEach(function (request) {
1271             var point = testResults.current.findPointByBuild(request.get('build'));
1272             if (!point)
1273                 return;
1274
1275             var revisionByRepositoryId = point.measurement.formattedRevisions();
1276             for (var repositoryId in revisionByRepositoryId) {
1277                 var repository = App.Manifest.repository(repositoryId);
1278                 if (!specifiedRepositories.contains(repository))
1279                     reportedRepositories.add(repository);
1280             }
1281         });
1282         return specifiedRepositories.sortBy('name').concat(reportedRepositories.sortBy('name'));
1283     },
1284     _groupRequestsByConfigurations: function (requests, repositoryList)
1285     {
1286         var rootSetIdToRequests = {};
1287         var testGroup = this;
1288         requests.forEach(function (request) {
1289             var rootSetId = request.get('rootSet').get('id');
1290             if (!rootSetIdToRequests[rootSetId])
1291                 rootSetIdToRequests[rootSetId] = [];
1292             rootSetIdToRequests[rootSetId].push(request);
1293         });
1294         return rootSetIdToRequests;
1295     },
1296     _createConfigurationSummary: function (buildRequests, configLetter, range)
1297     {
1298         var repositories = this.get('repositories');
1299         var testResults = this.get('testResults');
1300         var requests = buildRequests.map(function (originalRequest) {
1301             var point = testResults.current.findPointByBuild(originalRequest.get('build'));
1302             var revisionByRepositoryId = point ? point.measurement.formattedRevisions() : {};
1303             return Ember.ObjectProxy.create({
1304                 content: originalRequest,
1305                 revisionList: repositories.map(function (repository, index) {
1306                     return (revisionByRepositoryId[repository.get('id')] || {label:null}).label;
1307                 }),
1308                 value: point ? point.value : null,
1309                 valueRange: range,
1310                 formattedValue: point ? testResults.formatWithUnit(point.value) : null,
1311                 buildLabel: point ? 'Build ' + point.measurement.buildNumber() : null,
1312             });
1313         });
1314
1315         var rootSet = requests ? requests[0].get('rootSet') : null;
1316         var summaryRevisions = repositories.map(function (repository, index) {
1317             var revision = rootSet ? rootSet.revisionForRepository(repository) : null;
1318             if (!revision)
1319                 return requests[0].get('revisionList')[index];
1320             return Measurement.formatRevisionRange(revision).label;
1321         });
1322
1323         requests.forEach(function (request) {
1324             var revisionList = request.get('revisionList');
1325             repositories.forEach(function (repository, index) {
1326                 if (revisionList[index] == summaryRevisions[index])
1327                     revisionList[index] = null;
1328             });
1329         });
1330
1331         var valuesInConfig = requests.mapBy('value').filter(function (value) { return typeof(value) === 'number' && !isNaN(value); });
1332         var sum = Statistics.sum(valuesInConfig);
1333         var ciDelta = Statistics.confidenceIntervalDelta(0.95, valuesInConfig.length, sum, Statistics.squareSum(valuesInConfig));
1334         var mean = sum / valuesInConfig.length;
1335
1336         range.min = Math.min(range.min, Statistics.min(valuesInConfig));
1337         range.max = Math.max(range.max, Statistics.max(valuesInConfig));
1338         if (ciDelta && !isNaN(ciDelta)) {
1339             range.min = Math.min(range.min, mean - ciDelta);
1340             range.max = Math.max(range.max, mean + ciDelta);
1341         }
1342
1343         var summary = Ember.Object.create({
1344             isAverage: true,
1345             configLetter: configLetter,
1346             revisionList: summaryRevisions,
1347             formattedValue: isNaN(mean) ? null : testResults.formatWithDeltaAndUnit(mean, ciDelta),
1348             value: mean,
1349             confidenceIntervalDelta: ciDelta,
1350             valueRange: range,
1351             statusLabel: App.BuildRequest.aggregateStatuses(requests),
1352         });
1353
1354         return Ember.Object.create({summary: summary, items: requests, rootSet: rootSet});
1355     },
1356 });
1357
1358 App.BoxPlotComponent = Ember.Component.extend({
1359     classNames: ['box-plot'],
1360     range: null,
1361     value: null,
1362     delta: null,
1363     didInsertElement: function ()
1364     {
1365         var element = this.get('element');
1366         var svg = d3.select(element).append('svg')
1367             .attr('viewBox', '0 0 100 20')
1368             .attr('preserveAspectRatio', 'none')
1369             .style({width: '100%', height: '100%'});
1370
1371         this._percentageRect = svg
1372             .append('rect')
1373             .attr('x', 0)
1374             .attr('y', 0)
1375             .attr('width', 0)
1376             .attr('height', 20)
1377             .attr('class', 'percentage');
1378
1379         this._deltaRect = svg
1380             .append('rect')
1381             .attr('x', 0)
1382             .attr('y', 5)
1383             .attr('width', 0)
1384             .attr('height', 10)
1385             .attr('class', 'delta')
1386             .attr('opacity', 0.5)
1387         this._updateBars();
1388     },
1389     _updateBars: function ()
1390     {
1391         if (!this._percentageRect || typeof(this._percentage) !== 'number' || isNaN(this._percentage))
1392             return;
1393
1394         this._percentageRect.attr('width', this._percentage);
1395         if (typeof(this._delta) === 'number' && !isNaN(this._delta)) {
1396             this._deltaRect.attr('x', this._percentage - this._delta);
1397             this._deltaRect.attr('width', this._delta * 2);
1398         }
1399     },
1400     valueChanged: function ()
1401     {
1402         var range = this.get('range');
1403         var value = this.get('value');
1404         if (!range || !value)
1405             return;
1406         var scalingFactor = 100 / (range.max - range.min);
1407         var percentage = (value - range.min) * scalingFactor;
1408         this._percentage = percentage;
1409         this._delta = this.get('delta') * scalingFactor;
1410         this._updateBars();
1411     }.observes('value', 'range').on('init'),
1412 });