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             inDashboard: true
  42         });
  43
  44         return App.DashboardPaneProxyForPicker.create({content: pane});
  45     },
  46 });
  47
  48 App.DashboardPaneProxyForPicker = Ember.ObjectProxy.extend({
  49     _platformOrMetricIdChanged: function ()
  50     {
  51         var self = this;
  52         App.buildPopup(this.get('store'), 'choosePane', this)
  53             .then(function (platforms) { self.set('pickerData', platforms); });
  54     }.observes('platformId', 'metricId').on('init'),
  55     paneList: function () {
  56         return App.encodePrettifiedJSON([[this.get('platformId'), this.get('metricId'), null, null, null, null, null]]);
  57     }.property('platformId', 'metricId'),
  58 });
  59
  60 App.IndexRoute = Ember.Route.extend({
  61     beforeModel: function ()
  62     {
  63         var self = this;
  64         App.Manifest.fetch(this.store).then(function () {
  65             self.transitionTo('dashboard', App.Manifest.defaultDashboardName() || '');
  66         });
  67     },
  68 });
  69
  70 App.DashboardRoute = Ember.Route.extend({
  71     model: function (param)
  72     {
  73         return App.Manifest.fetch(this.store).then(function () {
  74             return App.Manifest.dashboardByName(param.name);
  75         });
  76     },
  77 });
  78
  79 App.CustomDashboardRoute = Ember.Route.extend({
  80     controllerName: 'dashboard',
  81     model: function (param)
  82     {
  83         return this.store.createRecord('dashboard', {serialized: param.grid});
  84     },
  85     renderTemplate: function()
  86     {
  87         this.render('dashboard');
  88     }
  89 });
  90
  91 App.DashboardController = Ember.Controller.extend({
  92     queryParams: ['grid', 'numberOfDays'],
  93     headerColumns: [],
  94     rows: [],
  95     numberOfDays: 7,
  96     editMode: false,
  97
  98     modelChanged: function ()
  99     {
 100         var dashboard = this.get('model');
 101         if (!dashboard)
 102             return;
 103
 104         var headerColumns = dashboard.get('headerColumns');
 105         this.set('headerColumns', headerColumns);
 106         var columnCount = headerColumns.length;
 107         this.set('columnCount', columnCount);
 108
 109         var store = this.store;
 110         this.set('rows', dashboard.get('rows').map(function (rowParam) {
 111             return App.DashboardRow.create({
 112                 store: store,
 113                 header: rowParam[0],
 114                 cellsInfo: rowParam.slice(1),
 115                 columnCount: columnCount,
 116             })
 117         }));
 118
 119         this.set('emptyRow', new Array(columnCount));
 120     }.observes('model').on('init'),
 121
 122     computeGrid: function()
 123     {
 124         var headers = this.get('headerColumns').map(function (header) { return header.label; });
 125         var table = [headers].concat(this.get('rows').map(function (row) {
 126             return [row.get('header')].concat(row.get('cells').map(function (pane) {
 127                 var platformAndMetric = [pane.get('platformId'), pane.get('metricId')];
 128                 return platformAndMetric[0] || platformAndMetric[1] ? platformAndMetric : [];
 129             }));
 130         }));
 131         return JSON.stringify(table);
 132     },
 133
 134     _sharedDomainChanged: function ()
 135     {
 136         var numberOfDays = this.get('numberOfDays');
 137         if (!numberOfDays)
 138             return;
 139
 140         numberOfDays = parseInt(numberOfDays);
 141         var present = Date.now();
 142         var past = present - numberOfDays * 24 * 3600 * 1000;
 143         this.set('since', past);
 144         this.set('sharedDomain', [past, present]);
 145     }.observes('numberOfDays').on('init'),
 146
 147     actions: {
 148         setNumberOfDays: function (numberOfDays)
 149         {
 150             this.set('numberOfDays', numberOfDays);
 151         },
 152         choosePane: function (param)
 153         {
 154             var pane = param.position;
 155             pane.set('platformId', param.platform.get('id'));
 156             pane.set('metricId', param.metric.get('id'));
 157         },
 158         addColumn: function ()
 159         {
 160             this.get('headerColumns').pushObject({
 161                 label: this.get('newColumnHeader'),
 162                 index: this.get('headerColumns').length,
 163             });
 164             this.get('rows').forEach(function (row) {
 165                 row.addPane();
 166             });
 167             this.set('newColumnHeader', null);
 168         },
 169         removeColumn: function (index)
 170         {
 171             this.get('headerColumns').removeAt(index);
 172             this.get('rows').forEach(function (row) {
 173                 row.get('cells').removeAt(index);
 174             });
 175         },
 176         addRow: function ()
 177         {
 178             this.get('rows').pushObject(App.DashboardRow.create({
 179                 store: this.store,
 180                 header: this.get('newRowHeader'),
 181                 columnCount: this.get('columnCount'),
 182             }));
 183             this.set('newRowHeader', null);
 184         },
 185         removeRow: function (row)
 186         {
 187             this.get('rows').removeObject(row);
 188         },
 189         resetPane: function (pane)
 190         {
 191             pane.set('platformId', null);
 192             pane.set('metricId', null);
 193         },
 194         toggleEditMode: function ()
 195         {
 196             this.toggleProperty('editMode');
 197             if (this.get('editMode'))
 198                 this.transitionToRoute('dashboard', 'custom', {name: null, queryParams: {grid: this.computeGrid()}});
 199             else
 200                 this.set('grid', this.computeGrid());
 201         },
 202     },
 203
 204     init: function ()
 205     {
 206         this._super();
 207         App.Manifest.fetch(this.get('store'));
 208     }
 209 });
 210
 211 App.NumberOfDaysControlView = Ember.View.extend({
 212     classNames: ['controls'],
 213     templateName: 'number-of-days-controls',
 214     didInsertElement: function ()
 215     {
 216         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
 217     },
 218     _numberOfDaysChanged: function ()
 219     {
 220         this._matchingElements(this._previousNumberOfDaysClass).removeClass('active');
 221
 222         var newNumberOfDaysClass = 'numberOfDaysIs' + this.get('numberOfDays');
 223         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
 224         this._previousNumberOfDaysClass = newNumberOfDaysClass;
 225     }.observes('numberOfDays').on('init'),
 226     _matchingElements: function (className)
 227     {
 228         var element = this.get('element');
 229         if (!element)
 230             return $([]);
 231         return $(element.getElementsByClassName(className));
 232     }
 233 });
 234
 235 App.StartTimeSliderView = Ember.View.extend({
 236     templateName: 'start-time-slider',
 237     classNames: ['start-time-slider'],
 238     startTime: Date.now() - 7 * 24 * 3600 * 1000,
 239     oldestStartTime: null,
 240     _numberOfDaysView: null,
 241     _slider: null,
 242     _startTimeInSlider: null,
 243     _currentNumberOfDays: null,
 244     _MILLISECONDS_PER_DAY: 24 * 3600 * 1000,
 245
 246     didInsertElement: function ()
 247     {
 248         this.oldestStartTime = Date.now() - 365 * 24 * 3600 * 1000;
 249         this._slider = $(this.get('element')).find('input');
 250         this._numberOfDaysView = $(this.get('element')).find('.numberOfDays');
 251         this._sliderRangeChanged();
 252         this._slider.change(this._sliderMoved.bind(this));
 253     },
 254     _sliderRangeChanged: function ()
 255     {
 256         var minimumNumberOfDays = 1;
 257         var maximumNumberOfDays = this._timeInPastToNumberOfDays(this.get('oldestStartTime'));
 258         var precision = 1000; // FIXME: Compute this from maximumNumberOfDays.
 259         var slider = this._slider;
 260         slider.attr('min', Math.floor(Math.log(Math.max(1, minimumNumberOfDays)) * precision) / precision);
 261         slider.attr('max', Math.ceil(Math.log(maximumNumberOfDays) * precision) / precision);
 262         slider.attr('step', 1 / precision);
 263         this._startTimeChanged();
 264     }.observes('oldestStartTime'),
 265     _sliderMoved: function ()
 266     {
 267         this._currentNumberOfDays = Math.round(Math.exp(this._slider.val()));
 268         this._numberOfDaysView.text(this._currentNumberOfDays);
 269         this._startTimeInSlider = this._numberOfDaysToTimeInPast(this._currentNumberOfDays);
 270         this.set('startTime', this._startTimeInSlider);
 271     },
 272     _startTimeChanged: function ()
 273     {
 274         var startTime = this.get('startTime');
 275         if (startTime == this._startTimeSetBySlider)
 276             return;
 277         this._currentNumberOfDays = this._timeInPastToNumberOfDays(startTime);
 278
 279         if (this._slider) {
 280             this._numberOfDaysView.text(this._currentNumberOfDays);
 281             this._slider.val(Math.log(this._currentNumberOfDays));
 282             this._startTimeInSlider = startTime;
 283         }
 284     }.observes('startTime').on('init'),
 285     _timeInPastToNumberOfDays: function (timeInPast)
 286     {
 287         return Math.max(1, Math.round((Date.now() - timeInPast) / this._MILLISECONDS_PER_DAY));
 288     },
 289     _numberOfDaysToTimeInPast: function (numberOfDays)
 290     {
 291         return Date.now() - numberOfDays * this._MILLISECONDS_PER_DAY;
 292     },
 293 });
 294
 295 App.Pane = Ember.Object.extend({
 296     platformId: null,
 297     platform: null,
 298     metricId: null,
 299     metric: null,
 300     selectedItem: null,
 301     selectedPoints: null,
 302     hoveredOrSelectedItem: null,
 303     showFullYAxis: false,
 304     inDashboard: false,
 305     searchCommit: function (repository, keyword) {
 306         var self = this;
 307         var repositoryId = repository.get('id');
 308         CommitLogs.fetchCommits(repositoryId, null, null, keyword).then(function (commits) {
 309             if (self.isDestroyed || !self.get('chartData') || !commits.length)
 310                 return;
 311             var currentRuns = self.get('chartData').current.series();
 312             if (!currentRuns.length)
 313                 return;
 314
 315             var highlightedItems = {};
 316             var commitIndex = 0;
 317             for (var runIndex = 0; runIndex < currentRuns.length && commitIndex < commits.length; runIndex++) {
 318                 var measurement = currentRuns[runIndex].measurement;
 319                 var commitTime = measurement.commitTimeForRepository(repositoryId);
 320                 if (!commitTime)
 321                     continue;
 322                 if (commits[commitIndex].time <= commitTime) {
 323                     highlightedItems[measurement.id()] = true;
 324                     do {
 325                         commitIndex++;
 326                     } while (commitIndex < commits.length && commits[commitIndex].time <= commitTime);
 327                 }
 328             }
 329
 330             self.set('highlightedItems', highlightedItems);
 331         }, function () {
 332             // FIXME: Report errors
 333             this.set('highlightedItems', {});
 334         });
 335     },
 336     _fetch: function () {
 337         var platformId = this.get('platformId');
 338         var metricId = this.get('metricId');
 339         if (!platformId && !metricId) {
 340             this.set('empty', true);
 341             return;
 342         }
 343         this.set('empty', false);
 344         this.set('platform', null);
 345         this.set('chartData', null);
 346         this.set('metric', null);
 347         this.set('failure', null);
 348
 349         if (!this._isValidId(platformId))
 350             this.set('failure', platformId ? 'Invalid platform id:' + platformId : 'Platform id was not specified');
 351         else if (!this._isValidId(metricId))
 352             this.set('failure', metricId ? 'Invalid metric id:' + metricId : 'Metric id was not specified');
 353         else {
 354             var self = this;
 355             var useCache = true;
 356             App.Manifest.fetchRunsWithPlatformAndMetric(this.get('store'), platformId, metricId, null, useCache)
 357                 .then(function (result) {
 358                     if (!result || !result.data || result.shouldRefetch)
 359                         self.refetchRuns(platformId, metricId);
 360                     else
 361                         self._didFetchRuns(result);
 362                 }, function () {
 363                     self.refetchRuns(platformId, metricId);
 364                 });
 365             if (!this.get('inDashboard'))
 366                 this.fetchAnalyticRanges();
 367         }
 368     }.observes('platformId', 'metricId').on('init'),
 369     refetchRuns: function (platformId, metricId) {
 370         if (!platformId)
 371             platformId = this.get('platform').get('id');
 372         if (!metricId)
 373             metricId = this.get('metric').get('id');
 374         Ember.assert('refetchRuns should be called only after platform and metric are resolved', platformId && metricId);
 375
 376         var useCache = false;
 377         App.Manifest.fetchRunsWithPlatformAndMetric(this.get('store'), platformId, metricId, null, useCache)
 378             .then(this._didFetchRuns.bind(this), this._handleFetchErrors.bind(this, platformId, metricId));
 379     },
 380     _didFetchRuns: function (result)
 381     {
 382         this.set('platform', result.platform);
 383         this.set('metric', result.metric);
 384         this._setNewChartData(result.data);
 385     },
 386     _showOutlierChanged: function ()
 387     {
 388         var chartData = this.get('chartData');
 389         if (chartData)
 390             this._setNewChartData(chartData);
 391     }.observes('showOutlier'),
 392     _setNewChartData: function (chartData)
 393     {
 394         var newChartData = {};
 395         for (var property in chartData)
 396             newChartData[property] = chartData[property];
 397
 398         var showOutlier = this.get('showOutlier');
 399         newChartData.showOutlier(showOutlier);
 400         this.set('chartData', newChartData);
 401         this._updateMovingAverageAndEnvelope();
 402
 403         if (!this.get('anomalyDetectionStrategies').filterBy('enabled').length)
 404             this._highlightPointsMarkedAsOutlier(newChartData);
 405     },
 406     _highlightPointsMarkedAsOutlier: function (newChartData)
 407     {
 408         var data = newChartData.current.series();
 409         var items = {};
 410         for (var i = 0; i < data.length; i++) {
 411             if (data[i].measurement.markedOutlier())
 412                 items[data[i].measurement.id()] = true;
 413         }
 414
 415         this.set('highlightedItems', items);
 416     },
 417     _handleFetchErrors: function (platformId, metricId, result)
 418     {
 419         if (!result || typeof(result) === "string")
 420             this.set('failure', 'Failed to fetch the JSON with an error: ' + result);
 421         else if (!result.platform)
 422             this.set('failure', 'Could not find the platform "' + platformId + '"');
 423         else if (!result.metric)
 424             this.set('failure', 'Could not find the metric "' + metricId + '"');
 425         else
 426             this.set('failure', 'An internal error');
 427     },
 428     fetchAnalyticRanges: function ()
 429     {
 430         var platformId = this.get('platformId');
 431         var metricId = this.get('metricId');
 432         var self = this;
 433         this.get('store')
 434             .findAll('analysisTask') // FIXME: Fetch only analysis tasks relevant for this pane.
 435             .then(function (tasks) {
 436                 self.set('analyticRanges', tasks.filter(function (task) {
 437                     return task.get('platform').get('id') == platformId
 438                         && task.get('metric').get('id') == metricId
 439                         && task.get('startRun') && task.get('endRun');
 440                 }));
 441             });
 442     },
 443     ranges: function ()
 444     {
 445         var chartData = this.get('chartData');
 446         if (!chartData || !chartData.unfilteredCurrentTimeSeries)
 447             return [];
 448
 449         function midPoint(firstPoint, secondPoint) {
 450             if (firstPoint && secondPoint)
 451                 return (+firstPoint.time + +secondPoint.time) / 2;
 452             if (firstPoint)
 453                 return firstPoint.time;
 454             return secondPoint.time;
 455         }
 456
 457         var timeSeries = chartData.unfilteredCurrentTimeSeries;
 458         var ranges = this.getWithDefault('analyticRanges', []);
 459         var testranges = this.getWithDefault('testRangeCandidates', []);
 460         return this.getWithDefault('analyticRanges', []).concat(this.getWithDefault('testRangeCandidates', [])).map(function (range) {
 461             var start = timeSeries.findPointByMeasurementId(range.get('startRun'));
 462             var end = timeSeries.findPointByMeasurementId(range.get('endRun'));
 463
 464             return Ember.ObjectProxy.create({
 465                 content: range,
 466                 startTime: start ? midPoint(timeSeries.previousPoint(start), start) : null,
 467                 endTime: end ? midPoint(end, timeSeries.nextPoint(end)) : null,
 468             });
 469         });
 470     }.property('chartData', 'analyticRanges', 'testRangeCandidates'),
 471     _isValidId: function (id)
 472     {
 473         if (typeof(id) == "number")
 474             return true;
 475         if (typeof(id) == "string")
 476             return !!id.match(/^[A-Za-z0-9_]+$/);
 477         return false;
 478     },
 479     computeStatus: function (currentPoint, previousPoint)
 480     {
 481         var chartData = this.get('chartData');
 482         var diffFromBaseline = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.baseline);
 483         var diffFromTarget = this._relativeDifferentToLaterPointInTimeSeries(currentPoint, chartData.target);
 484
 485         var label = '';
 486         var className = '';
 487         var formatter = d3.format('.3p');
 488
 489         var smallerIsBetter = chartData.smallerIsBetter;
 490         if (diffFromBaseline !== undefined && diffFromBaseline > 0 == smallerIsBetter) {
 491             label = formatter(Math.abs(diffFromBaseline)) + ' ' + (smallerIsBetter ? 'above' : 'below') + ' baseline';
 492             className = 'worse';
 493         } else if (diffFromTarget !== undefined && diffFromTarget < 0 == smallerIsBetter) {
 494             label = formatter(Math.abs(diffFromTarget)) + ' ' + (smallerIsBetter ? 'below' : 'above') + ' target';
 495             className = 'better';
 496         } else if (diffFromTarget !== undefined)
 497             label = formatter(Math.abs(diffFromTarget)) + ' until target';
 498
 499         var valueDelta = null;
 500         var relativeDelta = null;
 501         if (previousPoint) {
 502             valueDelta = chartData.deltaFormatter(currentPoint.value - previousPoint.value);
 503             relativeDelta = d3.format('+.2p')((currentPoint.value - previousPoint.value) / previousPoint.value);
 504         }
 505         return {
 506             className: className,
 507             label: label,
 508             currentValue: chartData.formatter(currentPoint.value),
 509             valueDelta: valueDelta,
 510             relativeDelta: relativeDelta,
 511         };
 512     },
 513     _relativeDifferentToLaterPointInTimeSeries: function (currentPoint, timeSeries)
 514     {
 515         if (!currentPoint || !timeSeries)
 516             return undefined;
 517
 518         var referencePoint = timeSeries.findPointAfterTime(currentPoint.time);
 519         if (!referencePoint)
 520             return undefined;
 521
 522         return (currentPoint.value - referencePoint.value) / referencePoint.value;
 523     },
 524     latestStatus: function ()
 525     {
 526         var chartData = this.get('chartData');
 527         if (!chartData || !chartData.current)
 528             return null;
 529
 530         var lastPoint = chartData.current.lastPoint();
 531         if (!lastPoint)
 532             return null;
 533
 534         return this.computeStatus(lastPoint, chartData.current.previousPoint(lastPoint));
 535     }.property('chartData'),
 536     updateStatisticsTools: function ()
 537     {
 538         var movingAverageStrategies = Statistics.MovingAverageStrategies.map(this._cloneStrategy.bind(this));
 539         this.set('movingAverageStrategies', [{label: 'None'}].concat(movingAverageStrategies));
 540         this.set('chosenMovingAverageStrategy', this._configureStrategy(movingAverageStrategies, this.get('movingAverageConfig')));
 541
 542         var envelopingStrategies = Statistics.EnvelopingStrategies.map(this._cloneStrategy.bind(this));
 543         this.set('envelopingStrategies', [{label: 'None'}].concat(envelopingStrategies));
 544         this.set('chosenEnvelopingStrategy', this._configureStrategy(envelopingStrategies, this.get('envelopingConfig')));
 545
 546         var testRangeSelectionStrategies = Statistics.TestRangeSelectionStrategies.map(this._cloneStrategy.bind(this));
 547         this.set('testRangeSelectionStrategies', [{label: 'None'}].concat(testRangeSelectionStrategies));
 548         this.set('chosenTestRangeSelectionStrategy', this._configureStrategy(testRangeSelectionStrategies, this.get('testRangeSelectionConfig')));
 549
 550         var anomalyDetectionStrategies = Statistics.AnomalyDetectionStrategy.map(this._cloneStrategy.bind(this));
 551         this.set('anomalyDetectionStrategies', anomalyDetectionStrategies);
 552     }.on('init'),
 553     _cloneStrategy: function (strategy)
 554     {
 555         var parameterList = (strategy.parameterList || []).map(function (param) { return Ember.Object.create(param); });
 556         return Ember.Object.create({
 557             id: strategy.id,
 558             label: strategy.label,
 559             isSegmentation: strategy.isSegmentation,
 560             description: strategy.description,
 561             parameterList: parameterList,
 562             execute: strategy.execute,
 563         });
 564     },
 565     _configureStrategy: function (strategies, config)
 566     {
 567         if (!config || !config[0])
 568             return null;
 569
 570         var id = config[0];
 571         var chosenStrategy = strategies.find(function (strategy) { return strategy.id == id });
 572         if (!chosenStrategy)
 573             return null;
 574
 575         if (chosenStrategy.parameterList) {
 576             for (var i = 0; i < chosenStrategy.parameterList.length; i++)
 577                 chosenStrategy.parameterList[i].value = parseFloat(config[i + 1]);
 578         }
 579
 580         return chosenStrategy;
 581     },
 582     _updateMovingAverageAndEnvelope: function ()
 583     {
 584         var chartData = this.get('chartData');
 585         if (!chartData)
 586             return;
 587
 588         var movingAverageStrategy = this.get('chosenMovingAverageStrategy');
 589         this._updateStrategyConfigIfNeeded(movingAverageStrategy, 'movingAverageConfig');
 590
 591         var envelopingStrategy = this.get('chosenEnvelopingStrategy');
 592         this._updateStrategyConfigIfNeeded(envelopingStrategy, 'envelopingConfig');
 593
 594         var testRangeSelectionStrategy = this.get('chosenTestRangeSelectionStrategy');
 595         this._updateStrategyConfigIfNeeded(testRangeSelectionStrategy, 'testRangeSelectionConfig');
 596
 597         var anomalyDetectionStrategies = this.get('anomalyDetectionStrategies').filterBy('enabled');
 598         var result = this._computeMovingAverageAndOutliers(chartData, movingAverageStrategy, envelopingStrategy, testRangeSelectionStrategy, anomalyDetectionStrategies);
 599         if (!result)
 600             return;
 601
 602         chartData.movingAverage = result.movingAverage;
 603         this.set('highlightedItems', result.anomalies);
 604         var currentTimeSeriesData = chartData.current.series();
 605         this.set('testRangeCandidates', result.testRangeCandidates.map(function (range) {
 606             return Ember.Object.create({
 607                 startRun: currentTimeSeriesData[range[0]].measurement.id(),
 608                 endRun: currentTimeSeriesData[range[1]].measurement.id(),
 609                 status: 'testingRange',
 610             });
 611         }));
 612     },
 613     _movingAverageOrEnvelopeStrategyDidChange: function () {
 614         var chartData = this.get('chartData');
 615         if (!chartData)
 616             return;
 617         this._setNewChartData(chartData);
 618     }.observes('chosenMovingAverageStrategy', 'chosenMovingAverageStrategy.parameterList.@each.value',
 619         'chosenEnvelopingStrategy', 'chosenEnvelopingStrategy.parameterList.@each.value',
 620         'chosenTestRangeSelectionStrategy', 'chosenTestRangeSelectionStrategy.parameterList.@each.value',
 621         'anomalyDetectionStrategies.@each.enabled'),
 622     _computeMovingAverageAndOutliers: function (chartData, movingAverageStrategy, envelopingStrategy, testRangeSelectionStrategy, anomalyDetectionStrategies)
 623     {
 624         var currentTimeSeriesData = chartData.current.series();
 625
 626         var rawValues = chartData.current.rawValues();
 627         var movingAverageIsSetByUser = movingAverageStrategy && movingAverageStrategy.execute;
 628         if (!movingAverageIsSetByUser)
 629             return null;
 630
 631         var movingAverageValues = Statistics.executeStrategy(movingAverageStrategy, rawValues);
 632         if (!movingAverageValues)
 633             return null;
 634
 635         var testRangeCandidates = [];
 636         if (movingAverageStrategy && movingAverageStrategy.isSegmentation && testRangeSelectionStrategy && testRangeSelectionStrategy.execute)
 637             testRangeCandidates = Statistics.executeStrategy(testRangeSelectionStrategy, rawValues, [movingAverageValues]);
 638
 639         if (envelopingStrategy && envelopingStrategy.execute) {
 640             var envelopeDelta = Statistics.executeStrategy(envelopingStrategy, rawValues, [movingAverageValues]);
 641             var anomalies = {};
 642             if (anomalyDetectionStrategies.length) {
 643                 var isAnomalyArray = new Array(currentTimeSeriesData.length);
 644                 for (var strategy of anomalyDetectionStrategies) {
 645                     var anomalyLengths = Statistics.executeStrategy(strategy, rawValues, [movingAverageValues, envelopeDelta]);
 646                     for (var i = 0; i < currentTimeSeriesData.length; i++)
 647                         isAnomalyArray[i] = isAnomalyArray[i] || anomalyLengths[i];
 648                 }
 649                 for (var i = 0; i < isAnomalyArray.length; i++) {
 650                     if (!isAnomalyArray[i])
 651                         continue;
 652                     anomalies[currentTimeSeriesData[i].measurement.id()] = true;
 653                     while (isAnomalyArray[i] && i < isAnomalyArray.length)
 654                         ++i;
 655                 }
 656             }
 657         }
 658
 659         var movingAverageTimeSeries = null;
 660         if (movingAverageIsSetByUser) {
 661             movingAverageTimeSeries = new TimeSeries(currentTimeSeriesData.map(function (point, index) {
 662                 var value = movingAverageValues[index];
 663                 return {
 664                     measurement: point.measurement,
 665                     time: point.time,
 666                     value: value,
 667                     interval: envelopeDelta !== null ? [value - envelopeDelta, value + envelopeDelta] : null,
 668                 }
 669             }));
 670         }
 671
 672         return {
 673             movingAverage: movingAverageTimeSeries,
 674             anomalies: anomalies,
 675             testRangeCandidates: testRangeCandidates,
 676         };
 677     },
 678     _updateStrategyConfigIfNeeded: function (strategy, configName)
 679     {
 680         var config = null;
 681         if (strategy && strategy.execute)
 682             config = [strategy.id].concat((strategy.parameterList || []).map(function (param) { return param.value; }));
 683
 684         if (JSON.stringify(config) != JSON.stringify(this.get(configName)))
 685             this.set(configName, config);
 686     },
 687     _updateDetails: function ()
 688     {
 689         var selectedPoints = this.get('selectedPoints');
 690         var currentPoint = this.get('hoveredOrSelectedItem');
 691         if (!selectedPoints && !currentPoint) {
 692             this.set('details', null);
 693             return;
 694         }
 695
 696         var currentMeasurement;
 697         var previousPoint;
 698         if (!selectedPoints)
 699             previousPoint = currentPoint.series.previousPoint(currentPoint);
 700         else {
 701             currentPoint = selectedPoints[selectedPoints.length - 1];
 702             previousPoint = selectedPoints[0];
 703         }
 704         var currentMeasurement = currentPoint.measurement;
 705         var oldMeasurement = previousPoint ? previousPoint.measurement : null;
 706
 707         var formattedRevisions = currentMeasurement.formattedRevisions(oldMeasurement);
 708         var revisions = App.Manifest.get('repositories')
 709             .filter(function (repository) { return formattedRevisions[repository.get('id')]; })
 710             .map(function (repository) {
 711             var revision = Ember.Object.create(formattedRevisions[repository.get('id')]);
 712             revision['url'] = revision.previousRevision
 713                 ? repository.urlForRevisionRange(revision.previousRevision, revision.currentRevision)
 714                 : repository.urlForRevision(revision.currentRevision);
 715             revision['name'] = repository.get('name');
 716             revision['repository'] = repository;
 717             return revision;
 718         });
 719
 720         var buildNumber = null;
 721         var buildURL = null;
 722         if (!selectedPoints) {
 723             buildNumber = currentMeasurement.buildNumber();
 724             var builder = App.Manifest.builder(currentMeasurement.builderId());
 725             if (builder)
 726                 buildURL = builder.urlFromBuildNumber(buildNumber);
 727         }
 728
 729         this.set('details', Ember.Object.create({
 730             status: this.computeStatus(currentPoint, previousPoint),
 731             buildNumber: buildNumber,
 732             buildURL: buildURL,
 733             buildTime: currentMeasurement.formattedBuildTime(),
 734             revisions: revisions,
 735         }));
 736     }.observes('hoveredOrSelectedItem', 'selectedPoints'),
 737 });
 738
 739 App.encodePrettifiedJSON = function (plain)
 740 {
 741     function numberIfPossible(string) {
 742         return string == parseInt(string) ? parseInt(string) : string;
 743     }
 744
 745     function recursivelyConvertNumberIfPossible(input) {
 746         if (input instanceof Array) {
 747             return input.map(recursivelyConvertNumberIfPossible);
 748         }
 749         return numberIfPossible(input);
 750     }
 751
 752     return JSON.stringify(recursivelyConvertNumberIfPossible(plain))
 753         .replace(/\[/g, '(').replace(/\]/g, ')').replace(/\,/g, '-');
 754 }
 755
 756 App.decodePrettifiedJSON = function (encoded)
 757 {
 758     var parsed = encoded.replace(/\(/g, '[').replace(/\)/g, ']').replace(/\-/g, ',');
 759     try {
 760         return JSON.parse(parsed);
 761     } catch (exception) {
 762         return null;
 763     }
 764 }
 765
 766 App.ChartsController = Ember.Controller.extend({
 767     queryParams: ['paneList', 'zoom', 'since'],
 768     needs: ['pane'],
 769     _currentEncodedPaneList: null,
 770     panes: [],
 771     platforms: null,
 772     sharedZoom: null,
 773     startTime: null,
 774     present: Date.now(),
 775     defaultSince: Date.now() - 7 * 24 * 3600 * 1000,
 776
 777     addPane: function (pane)
 778     {
 779         this.panes.unshiftObject(pane);
 780     },
 781
 782     removePane: function (pane)
 783     {
 784         this.panes.removeObject(pane);
 785     },
 786
 787     refreshPanes: function()
 788     {
 789         var paneList = this.get('paneList');
 790         if (paneList === this._currentEncodedPaneList)
 791             return;
 792
 793         var panes = this._parsePaneList(paneList || '[]');
 794         if (!panes) {
 795             console.log('Failed to parse', jsonPaneList, exception);
 796             return;
 797         }
 798         this.set('panes', panes);
 799         this._currentEncodedPaneList = paneList;
 800     }.observes('paneList').on('init'),
 801
 802     refreshZoom: function()
 803     {
 804         var zoom = this.get('zoom');
 805         if (!zoom) {
 806             this.set('sharedZoom', null);
 807             return;
 808         }
 809
 810         zoom = zoom.split('-');
 811         var selection = new Array(2);
 812         try {
 813             selection[0] = new Date(parseFloat(zoom[0]));
 814             selection[1] = new Date(parseFloat(zoom[1]));
 815         } catch (error) {
 816             console.log('Failed to parse the zoom', zoom);
 817         }
 818         this.set('sharedZoom', selection);
 819
 820         var startTime = this.get('startTime');
 821         if (startTime && startTime > selection[0])
 822             this.set('startTime', selection[0]);
 823
 824     }.observes('zoom').on('init'),
 825
 826     _startTimeChanged: function () {
 827         this.set('sharedDomain', [this.get('startTime'), this.get('present')]);
 828         this._scheduleQueryStringUpdate();
 829     }.observes('startTime'),
 830
 831     _sinceChanged: function () {
 832         var since = parseInt(this.get('since'));
 833         if (isNaN(since))
 834             since = this.defaultSince;
 835         this.set('startTime', new Date(since));
 836     }.observes('since').on('init'),
 837
 838     _parsePaneList: function (encodedPaneList)
 839     {
 840         var parsedPaneList = App.decodePrettifiedJSON(encodedPaneList);
 841         if (!parsedPaneList)
 842             return null;
 843
 844         // FIXME: Don't re-create all panes.
 845         var self = this;
 846         return parsedPaneList.map(function (paneInfo) {
 847             var timeRange = null;
 848             var selectedItem = null;
 849             if (paneInfo[2] instanceof Array) {
 850                 var timeRange = paneInfo[2];
 851                 try {
 852                     timeRange = [new Date(timeRange[0]), new Date(timeRange[1])];
 853                 } catch (error) {
 854                     console.log("Failed to parse the time range:", timeRange, error);
 855                 }
 856             } else
 857                 selectedItem = paneInfo[2];
 858
 859             return App.Pane.create({
 860                 store: self.store,
 861                 info: paneInfo,
 862                 platformId: paneInfo[0],
 863                 metricId: paneInfo[1],
 864                 selectedItem: selectedItem,
 865                 timeRange: timeRange,
 866                 showFullYAxis: paneInfo[3],
 867                 movingAverageConfig: paneInfo[4],
 868                 envelopingConfig: paneInfo[5],
 869                 testRangeSelectionConfig: paneInfo[6],
 870             });
 871         });
 872     },
 873
 874     _serializePaneList: function (panes)
 875     {
 876         if (!panes.length)
 877             return undefined;
 878         var self = this;
 879         return App.encodePrettifiedJSON(panes.map(function (pane) {
 880             return [
 881                 pane.get('platformId'),
 882                 pane.get('metricId'),
 883                 pane.get('timeRange') ? pane.get('timeRange').map(function (date) { return date.getTime() }) : pane.get('selectedItem'),
 884                 pane.get('showFullYAxis'),
 885                 pane.get('movingAverageConfig'),
 886                 pane.get('envelopingConfig'),
 887                 pane.get('testRangeSelectionConfig'),
 888             ];
 889         }));
 890     },
 891
 892     _scheduleQueryStringUpdate: function ()
 893     {
 894         Ember.run.debounce(this, '_updateQueryString', 1000);
 895     }.observes('sharedZoom', 'panes.@each.platform', 'panes.@each.metric', 'panes.@each.selectedItem', 'panes.@each.timeRange',
 896         'panes.@each.showFullYAxis', 'panes.@each.movingAverageConfig', 'panes.@each.envelopingConfig', 'panes.@each.testRangeSelectionConfig'),
 897
 898     _updateQueryString: function ()
 899     {
 900         this._currentEncodedPaneList = this._serializePaneList(this.get('panes'));
 901         this.set('paneList', this._currentEncodedPaneList);
 902
 903         var zoom = undefined;
 904         var sharedZoom = this.get('sharedZoom');
 905         if (sharedZoom && !App.domainsAreEqual(sharedZoom, this.get('sharedDomain')))
 906             zoom = +sharedZoom[0] + '-' + +sharedZoom[1];
 907         this.set('zoom', zoom);
 908
 909         if (this.get('startTime') - this.defaultSince)
 910             this.set('since', this.get('startTime') - 0);
 911     },
 912
 913     actions: {
 914         addPaneByMetricAndPlatform: function (param)
 915         {
 916             this.addPane(App.Pane.create({
 917                 store: this.store,
 918                 platformId: param.platform.get('id'),
 919                 metricId: param.metric.get('id'),
 920                 showingDetails: false
 921             }));
 922         },
 923         addAlternativePanes: function (pane, platform, metrics)
 924         {
 925             var panes = this.panes;
 926             var store = this.store;
 927             var startingIndex = panes.indexOf(pane) + 1;
 928             metrics.forEach(function (metric, index) {
 929                 panes.insertAt(startingIndex + index, App.Pane.create({
 930                     store: store,
 931                     platformId: platform.get('id'),
 932                     metricId: metric.get('id'),
 933                     showingDetails: false
 934                 }));
 935             })
 936         }
 937     },
 938
 939     init: function ()
 940     {
 941         this._super();
 942         var self = this;
 943         App.buildPopup(this.store, 'addPaneByMetricAndPlatform').then(function (platforms) {
 944             self.set('platforms', platforms);
 945         });
 946     },
 947 });
 948
 949 App.buildPopup = function(store, action, position)
 950 {
 951     return App.Manifest.fetch(store).then(function () {
 952         return App.Manifest.get('platforms').sortBy('label').map(function (platform) {
 953             return App.PlatformProxyForPopup.create({content: platform,
 954                 action: action, position: position});
 955         });
 956     });
 957 }
 958
 959 App.PlatformProxyForPopup = Ember.ObjectProxy.extend({
 960     children: function ()
 961     {
 962         var platform = this.content;
 963         var containsTest = this.content.containsTest.bind(this.content);
 964         var action = this.get('action');
 965         var position = this.get('position');
 966         return App.Manifest.get('topLevelTests')
 967             .filter(containsTest)
 968             .map(function (test) {
 969                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
 970             });
 971     }.property('App.Manifest.topLevelTests'),
 972 });
 973
 974 App.TestProxyForPopup = Ember.ObjectProxy.extend({
 975     platform: null,
 976     children: function ()
 977     {
 978         this._updateChildren();
 979         return this._children;
 980     }.property('childTests', 'metrics'),
 981     actionName: function ()
 982     {
 983         this._updateChildren();
 984         return this._actionName;
 985     }.property('childTests', 'metrics'),
 986     actionArgument: function ()
 987     {
 988         this._updateChildren();
 989         return this._actionArgument;
 990     }.property('childTests', 'metrics'),
 991     _updateChildren: function ()
 992     {
 993         var platform = this.get('platform');
 994         var action = this.get('action');
 995         var position = this.get('position');
 996
 997         var childTests = this.get('childTests')
 998             .filter(function (test) { return platform.containsTest(test); })
 999             .map(function (test) {
1000                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
1001             });
1002
1003         var metrics = this.get('metrics')
1004             .filter(function (metric) { return platform.containsMetric(metric); })
1005             .map(function (metric) {
1006                 var aggregator = metric.get('aggregator');
1007                 return {
1008                     actionName: action,
1009                     actionArgument: {platform: platform, metric: metric, position:position},
1010                     label: metric.get('label')
1011                 };
1012             });
1013
1014         if (childTests.length && metrics.length)
1015             metrics.push({isSeparator: true});
1016         else if (metrics.length == 1) {
1017             this._actionName = action;
1018             this._actionArgument = metrics[0].actionArgument;
1019             return;
1020         }
1021
1022         this._actionName = null;
1023         this._actionArgument = null;
1024         this._children = metrics.concat(childTests);
1025     },
1026 });
1027
1028 App.domainsAreEqual = function (domain1, domain2) {
1029     return (!domain1 && !domain2) || (domain1 && domain2 && !(domain1[0] - domain2[0]) && !(domain1[1] - domain2[1]));
1030 }
1031
1032 App.PaneController = Ember.ObjectController.extend({
1033     needs: ['charts'],
1034     sharedTime: Ember.computed.alias('parentController.sharedTime'),
1035     sharedSelection: Ember.computed.alias('parentController.sharedSelection'),
1036     selection: null,
1037     actions: {
1038         toggleDetails: function()
1039         {
1040             this.toggleProperty('showingDetails');
1041         },
1042         close: function ()
1043         {
1044             this.parentController.removePane(this.get('model'));
1045         },
1046         toggleBugsPane: function ()
1047         {
1048             if (this.toggleProperty('showingAnalysisPane')) {
1049                 this.set('showingSearchPane', false);
1050                 this.set('showingStatPane', false);
1051             }
1052         },
1053         toggleShowOutlier: function ()
1054         {
1055             this.get('model').toggleProperty('showOutlier');
1056         },
1057         createAnalysisTask: function ()
1058         {
1059             var name = this.get('newAnalysisTaskName');
1060             var points = this.get('selectedPoints');
1061             Ember.assert('The analysis name should not be empty', name);
1062             Ember.assert('There should be at least two points in the range', points && points.length >= 2);
1063
1064             var newWindow = window.open();
1065             var self = this;
1066             App.AnalysisTask.create(name, points[0].measurement, points[points.length - 1].measurement).then(function (data) {
1067                 // FIXME: Update the UI to show the new analysis task.
1068                 var url = App.Router.router.generate('analysisTask', data['taskId']);
1069                 newWindow.location.href = '#' + url;
1070                 self.get('model').fetchAnalyticRanges();
1071             }, function (error) {
1072                 newWindow.close();
1073                 if (error === 'DuplicateAnalysisTask') {
1074                     // FIXME: Duplicate this error more gracefully.
1075                 }
1076                 alert(error);
1077             });
1078         },
1079         toggleSearchPane: function ()
1080         {
1081             if (!App.Manifest.repositoriesWithReportedCommits)
1082                 return;
1083             var model = this.get('model');
1084             if (!model.get('commitSearchRepository'))
1085                 model.set('commitSearchRepository', App.Manifest.repositoriesWithReportedCommits[0]);
1086             if (this.toggleProperty('showingSearchPane')) {
1087                 this.set('showingAnalysisPane', false);
1088                 this.set('showingStatPane', false);
1089             }
1090         },
1091         searchCommit: function () {
1092             var model = this.get('model');
1093             model.searchCommit(model.get('commitSearchRepository'), model.get('commitSearchKeyword'));
1094         },
1095         toggleStatPane: function ()
1096         {
1097             if (this.toggleProperty('showingStatPane')) {
1098                 this.set('showingSearchPane', false);
1099                 this.set('showingAnalysisPane', false);
1100             }
1101         },
1102         zoomed: function (selection)
1103         {
1104             this.set('mainPlotDomain', selection ? selection : this.get('overviewDomain'));
1105             if (selection)
1106                 this.set('overviewSelection', selection);
1107             Ember.run.debounce(this, 'propagateZoom', 100);
1108         },
1109     },
1110     _overviewSelectionChanged: function ()
1111     {
1112         var overviewSelection = this.get('overviewSelection');
1113         if (App.domainsAreEqual(overviewSelection, this.get('mainPlotDomain')))
1114             return;
1115         this.set('mainPlotDomain', overviewSelection || this.get('overviewDomain'));
1116         Ember.run.debounce(this, 'propagateZoom', 100);
1117     }.observes('overviewSelection'),
1118     _sharedDomainChanged: function ()
1119     {
1120         var newDomain = this.get('parentController').get('sharedDomain');
1121         if (App.domainsAreEqual(newDomain, this.get('overviewDomain')))
1122             return;
1123         this.set('overviewDomain', newDomain);
1124         if (!this.get('overviewSelection'))
1125             this.set('mainPlotDomain', newDomain);
1126     }.observes('parentController.sharedDomain').on('init'),
1127     propagateZoom: function ()
1128     {
1129         this.get('parentController').set('sharedZoom', this.get('mainPlotDomain'));
1130     },
1131     _sharedZoomChanged: function ()
1132     {
1133         var newSelection = this.get('parentController').get('sharedZoom');
1134         if (App.domainsAreEqual(newSelection, this.get('mainPlotDomain')))
1135             return;
1136         this.set('mainPlotDomain', newSelection || this.get('overviewDomain'));
1137         this.set('overviewSelection', newSelection);
1138     }.observes('parentController.sharedZoom').on('init'),
1139     _updateCanAnalyze: function ()
1140     {
1141         var pane = this.get('model');
1142         var points = pane.get('selectedPoints');
1143         this.set('cannotAnalyze', !this.get('newAnalysisTaskName') || !points || points.length < 2);
1144         this.set('cannotMarkOutlier', !!points || !this.get('selectedItem'));
1145
1146         var selectedMeasurement = this.selectedMeasurement();
1147         this.set('selectedItemIsMarkedOutlier', selectedMeasurement && selectedMeasurement.markedOutlier());
1148
1149     }.observes('newAnalysisTaskName', 'model.selectedPoints', 'model.selectedItem').on('init'),
1150     selectedMeasurement: function () {
1151         var chartData = this.get('model').get('chartData');
1152         var selectedItem = this.get('selectedItem');
1153         if (!chartData || !selectedItem)
1154             return null;
1155         var point = chartData.current.findPointByMeasurementId(selectedItem);
1156         Ember.assert('selectedItem should always be in the current chart data', point);
1157         return point.measurement;
1158     },
1159     showOutlierTitle: function ()
1160     {
1161         return this.get('showOutlier') ? 'Hide outliers' : 'Show outliers';
1162     }.property('showOutlier'),
1163     _selectedItemIsMarkedOutlierDidChange: function ()
1164     {
1165         var selectedMeasurement = this.selectedMeasurement();
1166         if (!selectedMeasurement)
1167             return;
1168         var selectedItemIsMarkedOutlier = this.get('selectedItemIsMarkedOutlier');
1169         if (selectedMeasurement.markedOutlier() == selectedItemIsMarkedOutlier)
1170             return;
1171         var pane = this.get('model');
1172         selectedMeasurement.setMarkedOutlier(!!selectedItemIsMarkedOutlier).then(function () {
1173             alert(selectedItemIsMarkedOutlier ? 'Marked the point as an outlier' : 'The point is no longer marked as an outlier');
1174             pane.refetchRuns();
1175         }, function (error) {
1176             alert('Failed to update the status:' + error);
1177         });
1178     }.observes('selectedItemIsMarkedOutlier'),
1179     alternativePanes: function ()
1180     {
1181         var pane = this.get('model');
1182         var metric = pane.get('metric');
1183         var currentPlatform = pane.get('platform');
1184         var platforms = App.Manifest.get('platforms');
1185         if (!platforms || !metric)
1186             return;
1187
1188         var exitingPlatforms = {};
1189         this.get('parentController').get('panes').forEach(function (pane) {
1190             if (pane.get('metricId') == metric.get('id'))
1191                 exitingPlatforms[pane.get('platformId')] = true;
1192         });
1193
1194         var alternativePanes = platforms.filter(function (platform) {
1195             return !exitingPlatforms[platform.get('id')] && platform.containsMetric(metric);
1196         }).map(function (platform) {
1197             return {
1198                 pane: pane,
1199                 platform: platform,
1200                 metrics: [metric],
1201                 label: platform.get('label')
1202             };
1203         });
1204
1205         var childMetrics = metric.get('childMetrics');
1206         if (childMetrics && childMetrics.length) {
1207             alternativePanes.push({
1208                 pane: pane,
1209                 platform: currentPlatform,
1210                 metrics: childMetrics,
1211                 label: 'Breakdown',
1212             });
1213         }
1214
1215         return alternativePanes;
1216     }.property('model.metric', 'model.platform', 'App.Manifest.platforms',
1217         'parentController.panes.@each.platformId', 'parentController.panes.@each.metricId'),
1218 });
1219
1220 App.AnalysisRoute = Ember.Route.extend({
1221     model: function () {
1222         var store = this.store;
1223         return App.Manifest.fetch(store).then(function () {
1224             return store.findAll('analysisTask').then(function (tasks) {
1225                 return Ember.Object.create({'tasks': tasks.sortBy('createdAt').toArray().reverse()});
1226             });
1227         });
1228     },
1229 });
1230
1231 App.AnalysisTaskRoute = Ember.Route.extend({
1232     model: function (param)
1233     {
1234         var store = this.store;
1235         return App.Manifest.fetch(store).then(function () {
1236             return store.find('analysisTask', param.taskId);
1237         });
1238     },
1239 });
1240
1241 App.AnalysisTaskController = Ember.Controller.extend({
1242     label: Ember.computed.alias('model.name'),
1243     platform: Ember.computed.alias('model.platform'),
1244     metric: Ember.computed.alias('model.metric'),
1245     details: Ember.computed.alias('pane.details'),
1246     roots: [],
1247     bugTrackers: [],
1248     possibleRepetitionCounts: [1, 2, 3, 4, 5, 6],
1249     analysisResultOptions: [
1250         {label: 'Still in investigation', result: null},
1251         {label: 'Inconclusive', result: 'inconclusive', needed: true},
1252         {label: 'Definite progression', result: 'progression', needed: true},
1253         {label: 'Definite regression', result: 'regression', needed: true},
1254         {label: 'No change', result: 'unchanged', needsFeedback: true},
1255     ],
1256     shouldNotHaveBeenCreated: false,
1257     needsFeedback: function ()
1258     {
1259         var chosen = this.get('chosenAnalysisResult');
1260         return chosen && chosen.needsFeedback;
1261     }.property('chosenAnalysisResult'),
1262     _updateChosenAnalysisResult: function ()
1263     {
1264         var analysisTask = this.get('model');
1265         if (!analysisTask)
1266             return;
1267         var currentResult = analysisTask.get('result');
1268         for (var option of this.analysisResultOptions) {
1269             if (option.result == currentResult) {
1270                 this.set('chosenAnalysisResult', option);
1271                 break;
1272             }
1273         }
1274     }.observes('model'),
1275     _taskUpdated: function ()
1276     {
1277         var model = this.get('model');
1278         if (!model)
1279             return;
1280
1281         App.Manifest.fetch(this.store).then(this._fetchedManifest.bind(this));
1282         this.set('pane', App.Pane.create({
1283             store: this.store,
1284             platformId: model.get('platform').get('id'),
1285             metricId: model.get('metric').get('id'),
1286         }));
1287
1288         var self = this;
1289         model.get('testGroups').then(function (groups) {
1290             self.set('testGroupPanes', groups.map(function (group) { return App.TestGroupPane.create({content: group}); }));
1291         });
1292     }.observes('model', 'model.testGroups').on('init'),
1293     _fetchedManifest: function ()
1294     {
1295         var trackerIdToBugNumber = {};
1296         this.get('model').get('bugs').forEach(function (bug) {
1297             trackerIdToBugNumber[bug.get('bugTracker').get('id')] = bug.get('number');
1298         });
1299
1300         this.set('bugTrackers', App.Manifest.get('bugTrackers').map(function (bugTracker) {
1301             var bugNumber = trackerIdToBugNumber[bugTracker.get('id')];
1302             return Ember.ObjectProxy.create({
1303                 elementId: 'bug-' + bugTracker.get('id'),
1304                 content: bugTracker,
1305                 bugNumber: bugNumber,
1306                 bugUrl: bugTracker.urlFromBugNumber(bugNumber),
1307                 editedBugNumber: bugNumber,
1308             });
1309         }));
1310     },
1311     _chartDataChanged: function ()
1312     {
1313         var pane = this.get('pane');
1314         if (!pane)
1315             return;
1316
1317         var chartData = pane.get('chartData');
1318         if (!chartData)
1319             return null;
1320
1321         var currentTimeSeries = chartData.current;
1322         Ember.assert('chartData.current should always be defined', currentTimeSeries);
1323
1324         var start = currentTimeSeries.findPointByMeasurementId(this.get('model').get('startRun'));
1325         var end = currentTimeSeries.findPointByMeasurementId(this.get('model').get('endRun'));
1326         if (!start || !end) {
1327             if (!pane.get('showOutlier'))
1328                 pane.set('showOutlier', true);
1329             return;
1330         }
1331
1332         var highlightedItems = {};
1333         highlightedItems[start.measurement.id()] = true;
1334         highlightedItems[end.measurement.id()] = true;
1335
1336         var formatedPoints = currentTimeSeries.seriesBetweenPoints(start, end).map(function (point, index) {
1337             return {
1338                 id: point.measurement.id(),
1339                 measurement: point.measurement,
1340                 label: 'Point ' + (index + 1),
1341                 value: chartData.formatter(point.value),
1342             };
1343         });
1344
1345         var margin = (end.time - start.time) * 0.1;
1346         this.set('highlightedItems', highlightedItems);
1347         this.set('overviewEndPoints', [start, end]);
1348         this.set('analysisPoints', formatedPoints);
1349
1350         var overviewDomain = [start.time - margin, +end.time + margin];
1351
1352         var testGroupPanes = this.get('testGroupPanes');
1353         if (testGroupPanes) {
1354             testGroupPanes.setEach('overviewPane', pane);
1355             testGroupPanes.setEach('overviewDomain', overviewDomain);
1356         }
1357
1358         this.set('overviewDomain', overviewDomain);
1359     }.observes('pane.chartData'),
1360     updateRootConfigurations: function ()
1361     {
1362         var analysisPoints = this.get('analysisPoints');
1363         if (!analysisPoints)
1364             return;
1365         var repositoryToRevisions = {};
1366         analysisPoints.forEach(function (point, pointIndex) {
1367             var revisions = point.measurement.formattedRevisions();
1368             for (var repositoryId in revisions) {
1369                 if (!repositoryToRevisions[repositoryId])
1370                     repositoryToRevisions[repositoryId] = new Array();
1371                 var revision = revisions[repositoryId];
1372                 repositoryToRevisions[repositoryId].push({time: point.measurement.latestCommitTime(), value: revision.currentRevision});
1373             }
1374         });
1375
1376         var commitsPromises = [];
1377         var repositoryToIndex = {};
1378         for (var repositoryId in repositoryToRevisions) {
1379             var revisions = repositoryToRevisions[repositoryId].sort(function (a, b) { return a.time - b.time; });
1380             repositoryToIndex[repositoryId] = commitsPromises.length;
1381             commitsPromises.push(CommitLogs.fetchCommits(repositoryId, revisions[0].value, revisions[revisions.length - 1].value));
1382         }
1383
1384         var self = this;
1385         this.get('model').get('triggerable').then(function (triggerable) {
1386             if (!triggerable)
1387                 return;
1388             Ember.RSVP.Promise.all(commitsPromises).then(function (commitsList) {
1389                 self.set('configurations', ['A', 'B']);
1390                 self.set('rootConfigurations', triggerable.get('acceptedRepositories').map(function (repository) {
1391                     return self._createConfiguration(repository, commitsList[repositoryToIndex[repository.get('id')]], analysisPoints);
1392                 }));
1393             });
1394         });
1395     }.observes('analysisPoints'),
1396     _createConfiguration: function(repository, commits, analysisPoints) {
1397         var repositoryId = repository.get('id');
1398
1399         var revisionToPoints = {};
1400         var missingPoints = [];
1401         analysisPoints.forEach(function (point, pointIndex) {
1402             var revision = point.measurement.revisionForRepository(repositoryId);
1403             if (!revision) {
1404                 missingPoints.push(pointIndex);
1405                 return;
1406             }
1407             if (!revisionToPoints[revision])
1408                 revisionToPoints[revision] = [];
1409             revisionToPoints[revision].push(pointIndex);
1410         });
1411
1412         if (!commits || !commits.length) {
1413             commits = [];
1414             for (var revision in revisionToPoints)
1415                 commits.push({revision: revision});
1416         }
1417
1418         var options = [{label: 'None'}, {label: 'Custom', isCustom: true}];
1419         if (missingPoints.length) {
1420             options[0].label += ' ' + this._labelForPoints(missingPoints);
1421             options[0].points = missingPoints;
1422         }
1423
1424         for (var commit of commits) {
1425             var revision = commit.revision;
1426             var points = revisionToPoints[revision];
1427             var label = Measurement.formatRevisionRange(revision).label;
1428             if (points)
1429                 label += ' ' + this._labelForPoints(points);
1430             options.push({value: revision, label: label, points: points});
1431         }
1432
1433         var firstOption = null;
1434         var lastOption = null;
1435         for (var option of options) {
1436             var points = option.points;
1437             if (!points)
1438                 continue;
1439             if (points.indexOf(0) >= 0)
1440                 firstOption = option;
1441             if (points.indexOf(analysisPoints.length - 1) >= 0)
1442                 lastOption = option;
1443         }
1444
1445         return Ember.Object.create({
1446             repository: repository,
1447             name: repository.get('name'),
1448             sets: [
1449                 Ember.Object.create({name: 'A[' + repositoryId + ']',
1450                     options: options,
1451                     selection: firstOption}),
1452                 Ember.Object.create({name: 'B[' + repositoryId + ']',
1453                     options: options,
1454                     selection: lastOption}),
1455             ]});
1456     },
1457     _labelForPoints: function (points)
1458     {
1459         var serializedPoints = this._serializeNumbersSkippingConsecutiveEntries(points);
1460         return ['(', points.length > 1 ? 'points' : 'point', serializedPoints, ')'].join(' ');
1461     },
1462     _serializeNumbersSkippingConsecutiveEntries: function (numbers) {
1463         var result = numbers[0];
1464         for (var i = 1; i < numbers.length; i++) {
1465             if (numbers[i - 1] + 1 == numbers[i]) {
1466                 while (numbers[i] + 1 == numbers[i + 1])
1467                     i++;
1468                 result += '-' + numbers[i];
1469                 continue;
1470             }
1471             result += ', ' + numbers[i]
1472         }
1473         return result;
1474     },
1475     actions: {
1476         addBug: function (bugTracker, bugNumber)
1477         {
1478             var model = this.get('model');
1479             if (!bugTracker)
1480                 bugTracker = this.get('bugTrackers').objectAt(0);
1481             var bug = {task: this.get('model'), bugTracker: bugTracker.get('content'), number: bugNumber};
1482             this.store.createRecord('bug', bug).save().then(function () {
1483                 alert('Associated the ' + bugTracker.get('name') + ' ' + bugNumber + ' with this analysis.');
1484             }, function (error) {
1485                 alert('Failed to associate the bug: ' + error);
1486             });
1487         },
1488         deleteBug: function (bug)
1489         {
1490             bug.destroyRecord().then(function () {
1491                 alert('Successfully deassociated the bug.');
1492             }, function (error) {
1493                 alert('Failed to disassociate the bug: ' + error);
1494             });
1495         },
1496         saveStatus: function ()
1497         {
1498             var chosenResult = this.get('chosenAnalysisResult');
1499             var analysisTask = this.get('model');
1500             analysisTask.set('result', chosenResult.result);
1501             if (chosenResult.needed)
1502                 analysisTask.set('needed', true);
1503             else if (chosenResult.needsFeedback && this.get('notNeeded'))
1504                 analysisTask.set('needed', false);
1505             else
1506                 analysisTask.set('needed', null);
1507
1508             analysisTask.saveStatus().then(function () {
1509                 alert('Saved the status');
1510             }, function (error) {
1511                 alert('Failed to save the status: ' + error);
1512             });
1513         },
1514         createTestGroup: function (name, repetitionCount)
1515         {
1516             var analysisTask = this.get('model');
1517             if (analysisTask.get('testGroups').isAny('name', name)) {
1518                 alert('Cannot create two test groups of the same name.');
1519                 return;
1520             }
1521
1522             var roots = {};
1523             var rootConfigurations = this.get('rootConfigurations').toArray();
1524             for (var root of rootConfigurations) {
1525                 var sets = root.get('sets');
1526                 var hasSelection = function (item) {
1527                     var selection = item.get('selection');
1528                     return selection.value || (selection.isCustom && item.get('customValue'));
1529                 }
1530                 if (!sets.any(hasSelection))
1531                     continue;
1532                 if (!sets.every(hasSelection)) {
1533                     alert('Only some configuration specifies ' + root.get('name'));
1534                     return;
1535                 }
1536                 roots[root.get('name')] = sets.map(function (item) {
1537                     var selection = item.get('selection');
1538                     return selection.isCustom ? item.get('customValue') : selection.value;
1539                 });
1540             }
1541
1542             App.TestGroup.create(analysisTask, name, roots, repetitionCount).then(function () {
1543             }, function (error) {
1544                 alert('Failed to create a new test group:' + error);
1545             });
1546         },
1547         toggleShowRequestList: function (configuration)
1548         {
1549             configuration.toggleProperty('showRequestList');
1550         }
1551     },
1552     _updateRootsBySelectedPoints: function ()
1553     {
1554         var rootConfigurations = this.get('rootConfigurations');
1555         var pane = this.get('pane');
1556         if (!rootConfigurations || !pane)
1557             return;
1558
1559         var rootSetPoints;
1560         var selectedPoints = pane.get('selectedPoints');
1561         if (selectedPoints && selectedPoints.length >= 2)
1562             rootSetPoints = [selectedPoints[0], selectedPoints[selectedPoints.length - 1]];
1563         else
1564             rootSetPoints = this.get('overviewEndPoints');
1565         if (!rootSetPoints)
1566             return;
1567
1568         rootConfigurations.forEach(function (root) {
1569             root.get('sets').forEach(function (set, setIndex) {
1570                 if (setIndex >= rootSetPoints.length)
1571                     return;
1572                 var targetRevision = rootSetPoints[setIndex].measurement.revisionForRepository(root.get('repository').get('id'));
1573                 var selectedOption;
1574                 if (targetRevision)
1575                     selectedOption = set.get('options').find(function (option) { return option.value == targetRevision; });
1576                 set.set('selection', selectedOption || set.get('options')[0]);
1577             });
1578         });
1579
1580     }.observes('pane.selectedPoints'),
1581 });
1582
1583 App.TestGroupPane = Ember.ObjectProxy.extend({
1584     _populate: function ()
1585     {
1586         var buildRequests = this.get('buildRequests');
1587         var testResults = this.get('testResults');
1588         if (!buildRequests || !testResults)
1589             return [];
1590
1591         var repositories = this._computeRepositoryList();
1592         this.set('repositories', repositories);
1593
1594         var requestsByRooSet = this._groupRequestsByConfigurations(buildRequests);
1595
1596         var configurations = [];
1597         var index = 0;
1598         var range = {min: Infinity, max: -Infinity};
1599         for (var rootSetId in requestsByRooSet) {
1600             var configLetter = String.fromCharCode('A'.charCodeAt(0) + index++);
1601             configurations.push(this._createConfigurationSummary(requestsByRooSet[rootSetId], configLetter, range));
1602         }
1603
1604         var margin = 0.1 * (range.max - range.min);
1605         range.max += margin;
1606         range.min -= margin;
1607
1608         this.set('configurations', configurations);
1609
1610         var probabilityFormatter = d3.format('.2p');
1611         var comparisons = [];
1612         for (var i = 0; i < configurations.length - 1; i++) {
1613             var summary1 = configurations[i].summary;
1614             for (var j = i + 1; j < configurations.length; j++) {
1615                 var summary2 = configurations[j].summary;
1616
1617                 var valueDelta = testResults.deltaFormatter(summary2.value - summary1.value);
1618                 var relativeDelta = d3.format('+.2p')((summary2.value - summary1.value) / summary1.value);
1619
1620                 var stat = this._computeStatisticalSignificance(summary1.measuredValues, summary2.measuredValues);
1621                 comparisons.push({
1622                     label: summary1.configLetter + ' / ' + summary2.configLetter,
1623                     difference: isNaN(summary1.value) || isNaN(summary2.value) ? 'N/A' : valueDelta + ' (' + relativeDelta + ') ',
1624                     result: stat,
1625                 });
1626             }
1627         }
1628         this.set('comparisons', comparisons);
1629     }.observes('testResults', 'buildRequests'),
1630     _computeStatisticalSignificance: function (values1, values2)
1631     {
1632         var tFormatter = d3.format('.3g');
1633         var probabilityFormatter = d3.format('.2p');
1634         var statistics = Statistics.probabilityRangeForWelchsT(values1, values2);
1635         if (isNaN(statistics.t) || isNaN(statistics.degreesOfFreedom))
1636             return 'N/A';
1637
1638         var details = ' (t=' + tFormatter(statistics.t) + ' df=' + tFormatter(statistics.degreesOfFreedom) + ')';
1639
1640         if (!statistics.range[0])
1641             return 'Not significant' + details;
1642
1643         var lowerLimit = probabilityFormatter(statistics.range[0]);
1644         if (!statistics.range[1])
1645             return 'Significance > ' + lowerLimit + details;
1646
1647         return lowerLimit + ' < Significance < ' + probabilityFormatter(statistics.range[1]) + details;
1648     },
1649     _updateReferenceChart: function ()
1650     {
1651         var configurations = this.get('configurations');
1652         var chartData = this.get('overviewPane') ? this.get('overviewPane').get('chartData') : null;
1653         if (!configurations || !chartData || this.get('referenceChart'))
1654             return;
1655
1656         var currentTimeSeries = chartData.current;
1657         if (!currentTimeSeries)
1658             return;
1659
1660         var repositories = this.get('repositories');
1661         var highlightedItems = {};
1662         var failedToFindPoint = false;
1663         configurations.forEach(function (config) {
1664             var revisions = {};
1665             config.get('rootSet').get('roots').forEach(function (root) {
1666                 revisions[root.get('repository').get('id')] = root.get('revision');
1667             });
1668             var point = currentTimeSeries.findPointByRevisions(revisions);
1669             if (!point) {
1670                 failedToFindPoint = true;
1671                 return;
1672             }
1673             highlightedItems[point.measurement.id()] = true;
1674         });
1675         if (failedToFindPoint)
1676             return;
1677
1678         this.set('referenceChart', {
1679             data: chartData,
1680             highlightedItems: highlightedItems,
1681         });
1682     }.observes('configurations', 'overviewPane.chartData'),
1683     _computeRepositoryList: function ()
1684     {
1685         var specifiedRepositories = new Ember.Set();
1686         (this.get('rootSets') || []).forEach(function (rootSet) {
1687             (rootSet.get('roots') || []).forEach(function (root) {
1688                 specifiedRepositories.add(root.get('repository'));
1689             });
1690         });
1691         var reportedRepositories = new Ember.Set();
1692         var testResults = this.get('testResults');
1693         (this.get('buildRequests') || []).forEach(function (request) {
1694             var point = testResults.current.findPointByBuild(request.get('build'));
1695             if (!point)
1696                 return;
1697
1698             var revisionByRepositoryId = point.measurement.formattedRevisions();
1699             for (var repositoryId in revisionByRepositoryId) {
1700                 var repository = App.Manifest.repository(repositoryId);
1701                 if (!specifiedRepositories.contains(repository))
1702                     reportedRepositories.add(repository);
1703             }
1704         });
1705         return specifiedRepositories.sortBy('name').concat(reportedRepositories.sortBy('name'));
1706     },
1707     _groupRequestsByConfigurations: function (requests, repositoryList)
1708     {
1709         var rootSetIdToRequests = {};
1710         var testGroup = this;
1711         requests.forEach(function (request) {
1712             var rootSetId = request.get('rootSet').get('id');
1713             if (!rootSetIdToRequests[rootSetId])
1714                 rootSetIdToRequests[rootSetId] = [];
1715             rootSetIdToRequests[rootSetId].push(request);
1716         });
1717         return rootSetIdToRequests;
1718     },
1719     _createConfigurationSummary: function (buildRequests, configLetter, range)
1720     {
1721         var repositories = this.get('repositories');
1722         var testResults = this.get('testResults');
1723         var requests = buildRequests.map(function (originalRequest) {
1724             var point = testResults.current.findPointByBuild(originalRequest.get('build'));
1725             var revisionByRepositoryId = point ? point.measurement.formattedRevisions() : {};
1726             return Ember.ObjectProxy.create({
1727                 content: originalRequest,
1728                 revisionList: repositories.map(function (repository, index) {
1729                     return (revisionByRepositoryId[repository.get('id')] || {label:null}).label;
1730                 }),
1731                 value: point ? point.value : null,
1732                 valueRange: range,
1733                 formattedValue: point ? testResults.formatter(point.value) : null,
1734                 buildLabel: point ? 'Build ' + point.measurement.buildNumber() : null,
1735             });
1736         });
1737
1738         var rootSet = requests ? requests[0].get('rootSet') : null;
1739         var summaryRevisions = repositories.map(function (repository, index) {
1740             var revision = rootSet ? rootSet.revisionForRepository(repository) : null;
1741             if (!revision)
1742                 return requests[0].get('revisionList')[index];
1743             return Measurement.formatRevisionRange(revision).label;
1744         });
1745
1746         requests.forEach(function (request) {
1747             var revisionList = request.get('revisionList');
1748             repositories.forEach(function (repository, index) {
1749                 if (revisionList[index] == summaryRevisions[index])
1750                     revisionList[index] = null;
1751             });
1752         });
1753
1754         var valuesInConfig = requests.mapBy('value').filter(function (value) { return typeof(value) === 'number' && !isNaN(value); });
1755         var sum = Statistics.sum(valuesInConfig);
1756         var ciDelta = Statistics.confidenceIntervalDelta(0.95, valuesInConfig.length, sum, Statistics.squareSum(valuesInConfig));
1757         var mean = sum / valuesInConfig.length;
1758
1759         range.min = Math.min(range.min, Statistics.min(valuesInConfig));
1760         range.max = Math.max(range.max, Statistics.max(valuesInConfig));
1761         if (ciDelta && !isNaN(ciDelta)) {
1762             range.min = Math.min(range.min, mean - ciDelta);
1763             range.max = Math.max(range.max, mean + ciDelta);
1764         }
1765
1766         var summary = Ember.Object.create({
1767             isAverage: true,
1768             configLetter: configLetter,
1769             revisionList: summaryRevisions,
1770             formattedValue: isNaN(mean) ? null : testResults.formatWithDeltaAndUnit(mean, ciDelta),
1771             value: mean,
1772             measuredValues: valuesInConfig,
1773             confidenceIntervalDelta: ciDelta,
1774             valueRange: range,
1775             statusLabel: App.BuildRequest.aggregateStatuses(requests),
1776         });
1777
1778         return Ember.Object.create({summary: summary, requests: requests, rootSet: rootSet});
1779     },
1780 });
1781
1782 App.BoxPlotComponent = Ember.Component.extend({
1783     classNames: ['box-plot'],
1784     range: null,
1785     value: null,
1786     delta: null,
1787     didInsertElement: function ()
1788     {
1789         var element = this.get('element');
1790         var svg = d3.select(element).append('svg')
1791             .attr('viewBox', '0 0 100 20')
1792             .attr('preserveAspectRatio', 'none')
1793             .style({width: '100%', height: '100%'});
1794
1795         this._percentageRect = svg
1796             .append('rect')
1797             .attr('x', 0)
1798             .attr('y', 0)
1799             .attr('width', 0)
1800             .attr('height', 20)
1801             .attr('class', 'percentage');
1802
1803         this._deltaRect = svg
1804             .append('rect')
1805             .attr('x', 0)
1806             .attr('y', 5)
1807             .attr('width', 0)
1808             .attr('height', 10)
1809             .attr('class', 'delta')
1810             .attr('opacity', 0.5)
1811         this._updateBars();
1812     },
1813     _updateBars: function ()
1814     {
1815         if (!this._percentageRect || typeof(this._percentage) !== 'number' || isNaN(this._percentage))
1816             return;
1817
1818         this._percentageRect.attr('width', this._percentage);
1819         if (typeof(this._delta) === 'number' && !isNaN(this._delta)) {
1820             this._deltaRect.attr('x', this._percentage - this._delta);
1821             this._deltaRect.attr('width', this._delta * 2);
1822         }
1823     },
1824     valueChanged: function ()
1825     {
1826         var range = this.get('range');
1827         var value = this.get('value');
1828         if (!range || !value)
1829             return;
1830         var scalingFactor = 100 / (range.max - range.min);
1831         var percentage = (value - range.min) * scalingFactor;
1832         this._percentage = percentage;
1833         this._delta = this.get('delta') * scalingFactor;
1834         this._updateBars();
1835     }.observes('value', 'range').on('init'),
1836 });