Perf dashboard should provide a way to associate bugs with a test run
[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('charts', {path: 'charts'});
5 });
6
7 App.DashboardRow = Ember.Object.extend({
8     header: null,
9     cells: [],
10
11     init: function ()
12     {
13         this._super();
14
15         var cellsInfo = this.get('cellsInfo') || [];
16         var columnCount = this.get('columnCount');
17         while (cellsInfo.length < columnCount)
18             cellsInfo.push([]);
19
20         this.set('cells', cellsInfo.map(this._createPane.bind(this)));
21     },
22     addPane: function (paneInfo)
23     {
24         var pane = this._createPane(paneInfo);
25         this.get('cells').pushObject(pane);
26         this.set('columnCount', this.get('columnCount') + 1);
27     },
28     _createPane: function (paneInfo)
29     {
30         if (!paneInfo || !paneInfo.length || (!paneInfo[0] && !paneInfo[1]))
31             paneInfo = null;
32
33         var pane = App.Pane.create({
34             platformId: paneInfo ? paneInfo[0] : null,
35             metricId: paneInfo ? paneInfo[1] : null,
36         });
37
38         return App.DashboardPaneProxyForPicker.create({content: pane});
39     },
40 });
41
42 App.DashboardPaneProxyForPicker = Ember.ObjectProxy.extend({
43     _platformOrMetricIdChanged: function ()
44     {
45         var self = this;
46         App.BuildPopup('choosePane', this)
47             .then(function (platforms) { self.set('pickerData', platforms); });
48     }.observes('platformId', 'metricId').on('init'),
49     paneList: function () {
50         return App.encodePrettifiedJSON([[this.get('platformId'), this.get('metricId'), null, null, false]]);
51     }.property('platformId', 'metricId'),
52 });
53
54 App.IndexController = Ember.Controller.extend({
55     queryParams: ['grid', 'numberOfDays'],
56     _previousGrid: {},
57     defaultTable: [],
58     headerColumns: [],
59     rows: [],
60     numberOfDays: 30,
61     editMode: false,
62
63     gridChanged: function ()
64     {
65         var grid = this.get('grid');
66         if (grid === this._previousGrid)
67             return;
68
69         var table = null;
70         try {
71             if (grid)
72                 table = JSON.parse(grid);
73         } catch (error) {
74             console.log("Failed to parse the grid:", error, grid);
75         }
76
77         if (!table || !table.length) // FIXME: We should fetch this from the manifest.
78             table = this.get('defaultTable');
79
80         table = this._normalizeTable(table);
81         var columnCount = table[0].length;
82         this.set('columnCount', columnCount);
83
84         this.set('headerColumns', table[0].map(function (name, index) {
85             return {label:name, index: index};
86         }));
87
88         this.set('rows', table.slice(1).map(function (rowParam) {
89             return App.DashboardRow.create({
90                 header: rowParam[0],
91                 cellsInfo: rowParam.slice(1),
92                 columnCount: columnCount,
93             })
94         }));
95
96         this.set('emptyRow', new Array(columnCount));
97     }.observes('grid').on('init'),
98
99     _normalizeTable: function (table)
100     {
101         var maxColumnCount = Math.max(table.map(function (column) { return column.length; }));
102         for (var i = 1; i < table.length; i++) {
103             var row = table[i];
104             for (var j = 1; j < row.length; j++) {
105                 if (row[j] && !(row[j] instanceof Array)) {
106                     console.log('Unrecognized (platform, metric) pair at column ' + i + ' row ' + j + ':' + row[j]);
107                     row[j] = [];
108                 }
109             }
110         }
111         return table;
112     },
113
114     updateGrid: function()
115     {
116         var headers = this.get('headerColumns').map(function (header) { return header.label; });
117         var table = [headers].concat(this.get('rows').map(function (row) {
118             return [row.get('header')].concat(row.get('cells').map(function (pane) {
119                 var platformAndMetric = [pane.get('platformId'), pane.get('metricId')];
120                 return platformAndMetric[0] || platformAndMetric[1] ? platformAndMetric : [];
121             }));
122         }));
123         this._previousGrid = JSON.stringify(table);
124         this.set('grid', this._previousGrid);
125     },
126
127     _sharedDomainChanged: function ()
128     {
129         var numberOfDays = this.get('numberOfDays');
130         if (!numberOfDays)
131             return;
132
133         numberOfDays = parseInt(numberOfDays);
134         var present = Date.now();
135         var past = present - numberOfDays * 24 * 3600 * 1000;
136         this.set('sharedDomain', [past, present]);
137     }.observes('numberOfDays').on('init'),
138
139     actions: {
140         setNumberOfDays: function (numberOfDays)
141         {
142             this.set('numberOfDays', numberOfDays);
143         },
144         choosePane: function (param)
145         {
146             var pane = param.position;
147             pane.set('platformId', param.platform.get('id'));
148             pane.set('metricId', param.metric.get('id'));
149         },
150         addColumn: function ()
151         {
152             this.get('headerColumns').pushObject({
153                 label: this.get('newColumnHeader'),
154                 index: this.get('headerColumns').length,
155             });
156             this.get('rows').forEach(function (row) {
157                 row.addPane();
158             });
159             this.set('newColumnHeader', null);
160         },
161         removeColumn: function (index)
162         {
163             this.get('headerColumns').removeAt(index);
164             this.get('rows').forEach(function (row) {
165                 row.get('cells').removeAt(index);
166             });
167         },
168         addRow: function ()
169         {
170             this.get('rows').pushObject(App.DashboardRow.create({
171                 header: this.get('newRowHeader'),
172                 columnCount: this.get('columnCount'),
173             }));
174             this.set('newRowHeader', null);
175         },
176         removeRow: function (row)
177         {
178             this.get('rows').removeObject(row);
179         },
180         resetPane: function (pane)
181         {
182             pane.set('platformId', null);
183             pane.set('metricId', null);
184         },
185         toggleEditMode: function ()
186         {
187             this.toggleProperty('editMode');
188             if (!this.get('editMode'))
189                 this.updateGrid();
190         },
191     },
192
193     init: function ()
194     {
195         this._super();
196         App.Manifest.fetch();
197     }
198 });
199
200 App.NumberOfDaysControlView = Ember.View.extend({
201     classNames: ['controls'],
202     templateName: 'number-of-days-controls',
203     didInsertElement: function ()
204     {
205         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
206     },
207     _numberOfDaysChanged: function ()
208     {
209         this._matchingElements(this._previousNumberOfDaysClass).removeClass('active');
210
211         var newNumberOfDaysClass = 'numberOfDaysIs' + this.get('numberOfDays');
212         this._matchingElements(this._previousNumberOfDaysClass).addClass('active');
213         this._previousNumberOfDaysClass = newNumberOfDaysClass;
214     }.observes('numberOfDays').on('init'),
215     _matchingElements: function (className)
216     {
217         var element = this.get('element');
218         if (!element)
219             return $([]);
220         return $(element.getElementsByClassName(className));
221     }
222 });
223
224 App.StartTimeSliderView = Ember.View.extend({
225     templateName: 'start-time-slider',
226     classNames: ['start-time-slider'],
227     startTime: Date.now() - 7 * 24 * 3600 * 1000,
228     oldestStartTime: null,
229     _numberOfDaysView: null,
230     _slider: null,
231     _startTimeInSlider: null,
232     _currentNumberOfDays: null,
233     _MILLISECONDS_PER_DAY: 24 * 3600 * 1000,
234
235     didInsertElement: function ()
236     {
237         this.oldestStartTime = Date.now() - 365 * 24 * 3600 * 1000;
238         this._slider = $(this.get('element')).find('input');
239         this._numberOfDaysView = $(this.get('element')).find('.numberOfDays');
240         this._sliderRangeChanged();
241         this._slider.change(this._sliderMoved.bind(this));
242     },
243     _sliderRangeChanged: function ()
244     {
245         var minimumNumberOfDays = 1;
246         var maximumNumberOfDays = this._timeInPastToNumberOfDays(this.get('oldestStartTime'));
247         var precision = 1000; // FIXME: Compute this from maximumNumberOfDays.
248         var slider = this._slider;
249         slider.attr('min', Math.floor(Math.log(Math.max(1, minimumNumberOfDays)) * precision) / precision);
250         slider.attr('max', Math.ceil(Math.log(maximumNumberOfDays) * precision) / precision);
251         slider.attr('step', 1 / precision);
252         this._startTimeChanged();
253     }.observes('oldestStartTime'),
254     _sliderMoved: function ()
255     {
256         this._currentNumberOfDays = Math.round(Math.exp(this._slider.val()));
257         this._numberOfDaysView.text(this._currentNumberOfDays);
258         this._startTimeInSlider = this._numberOfDaysToTimeInPast(this._currentNumberOfDays);
259         this.set('startTime', this._startTimeInSlider);
260     },
261     _startTimeChanged: function ()
262     {
263         var startTime = this.get('startTime');
264         if (startTime == this._startTimeSetBySlider)
265             return;
266         this._currentNumberOfDays = this._timeInPastToNumberOfDays(startTime);
267
268         if (this._slider) {
269             this._numberOfDaysView.text(this._currentNumberOfDays);
270             this._slider.val(Math.log(this._currentNumberOfDays));
271             this._startTimeInSlider = startTime;
272         }
273     }.observes('startTime').on('init'),
274     _timeInPastToNumberOfDays: function (timeInPast)
275     {
276         return Math.max(1, Math.round((Date.now() - timeInPast) / this._MILLISECONDS_PER_DAY));
277     },
278     _numberOfDaysToTimeInPast: function (numberOfDays)
279     {
280         return Date.now() - numberOfDays * this._MILLISECONDS_PER_DAY;
281     },
282 });
283
284 App.Pane = Ember.Object.extend({
285     platformId: null,
286     platform: null,
287     metricId: null,
288     metric: null,
289     selectedItem: null,
290     searchCommit: function (repository, keyword) {
291         var self = this;
292         var repositoryName = repository.get('id');
293         CommitLogs.fetchForTimeRange(repositoryName, null, null, keyword).then(function (commits) {
294             if (self.isDestroyed || !self.get('chartData') || !commits.length)
295                 return;
296             var currentRuns = self.get('chartData').current.timeSeriesByCommitTime().series();
297             if (!currentRuns.length)
298                 return;
299
300             var highlightedItems = {};
301             var commitIndex = 0;
302             for (var runIndex = 0; runIndex < currentRuns.length && commitIndex < commits.length; runIndex++) {
303                 var measurement = currentRuns[runIndex].measurement;
304                 var commitTime = measurement.commitTimeForRepository(repositoryName);
305                 if (!commitTime)
306                     continue;
307                 if (commits[commitIndex].time <= commitTime) {
308                     highlightedItems[measurement.id()] = true;
309                     do {
310                         commitIndex++;
311                     } while (commitIndex < commits.length && commits[commitIndex].time <= commitTime);
312                 }
313             }
314
315             self.set('highlightedItems', highlightedItems);
316         }, function () {
317             // FIXME: Report errors
318             this.set('highlightedItems', {});
319         });
320     },
321     _fetch: function () {
322         var platformId = this.get('platformId');
323         var metricId = this.get('metricId');
324         if (!platformId && !metricId) {
325             this.set('empty', true);
326             return;
327         }
328         this.set('empty', false);
329         this.set('platform', null);
330         this.set('chartData', null);
331         this.set('metric', null);
332         this.set('failure', null);
333
334         if (!this._isValidId(platformId))
335             this.set('failure', platformId ? 'Invalid platform id:' + platformId : 'Platform id was not specified');
336         else if (!this._isValidId(metricId))
337             this.set('failure', metricId ? 'Invalid metric id:' + metricId : 'Metric id was not specified');
338         else {
339             var self = this;
340
341             var metric;
342             var manifestPromise = App.Manifest.fetch(this.store).then(function () {
343                 return new Ember.RSVP.Promise(function (resolve, reject) {
344                     var platform = App.Manifest.platform(platformId);
345                     metric = App.Manifest.metric(metricId);
346                     if (!platform)
347                         reject('Could not find the platform "' + platformId + '"');
348                     else if (!metric)
349                         reject('Could not find the metric "' + metricId + '"');
350                     else {
351                         self.set('platform', platform);
352                         self.set('metric', metric);
353                         resolve(null);
354                     }
355                 });
356             });
357
358             Ember.RSVP.all([
359                 RunsData.fetchRuns(platformId, metricId),
360                 manifestPromise,
361             ]).then(function (values) {
362                 var runs = values[0];
363
364                 // FIXME: Include this information in JSON and process it in RunsData.fetchRuns
365                 var unit = {'Combined': '', // Assume smaller is better for now.
366                     'FrameRate': 'fps',
367                     'Runs': 'runs/s',
368                     'Time': 'ms',
369                     'Malloc': 'bytes',
370                     'JSHeap': 'bytes',
371                     'Allocations': 'bytes',
372                     'EndAllocations': 'bytes',
373                     'MaxAllocations': 'bytes',
374                     'MeanAllocations': 'bytes'}[metric.get('name')];
375                 runs.unit = unit;
376
377                 self.set('chartData', runs);
378             }, function (status) {
379                 self.set('failure', 'Failed to fetch the JSON with an error: ' + status);
380             });
381         }
382     }.observes('platformId', 'metricId').on('init'),
383     _isValidId: function (id)
384     {
385         if (typeof(id) == "number")
386             return true;
387         if (typeof(id) == "string")
388             return !!id.match(/^[A-Za-z0-9_]+$/);
389         return false;
390     }
391 });
392
393 App.encodePrettifiedJSON = function (plain)
394 {
395     function numberIfPossible(string) {
396         return string == parseInt(string) ? parseInt(string) : string;
397     }
398
399     function recursivelyConvertNumberIfPossible(input) {
400         if (input instanceof Array) {
401             return input.map(recursivelyConvertNumberIfPossible);
402         }
403         return numberIfPossible(input);
404     }
405
406     return JSON.stringify(recursivelyConvertNumberIfPossible(plain))
407         .replace(/\[/g, '(').replace(/\]/g, ')').replace(/\,/g, '-');
408 }
409
410 App.decodePrettifiedJSON = function (encoded)
411 {
412     var parsed = encoded.replace(/\(/g, '[').replace(/\)/g, ']').replace(/\-/g, ',');
413     try {
414         return JSON.parse(parsed);
415     } catch (exception) {
416         return null;
417     }
418 }
419
420 App.ChartsController = Ember.Controller.extend({
421     queryParams: ['paneList', 'zoom', 'since'],
422     needs: ['pane'],
423     _currentEncodedPaneList: null,
424     panes: [],
425     platforms: null,
426     sharedZoom: null,
427     startTime: null,
428     defaultSince: Date.now() - 7 * 24 * 3600 * 1000,
429
430     addPane: function (pane)
431     {
432         this.panes.unshiftObject(pane);
433     },
434
435     removePane: function (pane)
436     {
437         this.panes.removeObject(pane);
438     },
439
440     refreshPanes: function()
441     {
442         var paneList = this.get('paneList');
443         if (paneList === this._currentEncodedPaneList)
444             return;
445
446         var panes = this._parsePaneList(paneList || '[]');
447         if (!panes) {
448             console.log('Failed to parse', jsonPaneList, exception);
449             return;
450         }
451         this.set('panes', panes);
452         this._currentEncodedPaneList = paneList;
453     }.observes('paneList').on('init'),
454
455     refreshZoom: function()
456     {
457         var zoom = this.get('zoom');
458         if (!zoom) {
459             this.set('sharedZoom', null);
460             return;
461         }
462
463         zoom = zoom.split('-');
464         var selection = new Array(2);
465         try {
466             selection[0] = new Date(parseFloat(zoom[0]));
467             selection[1] = new Date(parseFloat(zoom[1]));
468         } catch (error) {
469             console.log('Failed to parse the zoom', zoom);
470         }
471         this.set('sharedZoom', selection);
472
473         var startTime = this.get('startTime');
474         if (startTime && startTime > selection[0])
475             this.set('startTime', selection[0]);
476
477     }.observes('zoom').on('init'),
478
479     updateSharedDomain: function ()
480     {
481         var panes = this.get('panes');
482         if (!panes.length)
483             return;
484
485         var union = [undefined, undefined];
486         for (var i = 0; i < panes.length; i++) {
487             var domain = panes[i].intrinsicDomain;
488             if (!domain)
489                 continue;
490             if (!union[0] || domain[0] < union[0])
491                 union[0] = domain[0];
492             if (!union[1] || domain[1] > union[1])
493                 union[1] = domain[1];
494         }
495         if (union[0] === undefined)
496             return;
497
498         var startTime = this.get('startTime');
499         var zoom = this.get('sharedZoom');
500         if (startTime)
501             union[0] = zoom ? Math.min(zoom[0], startTime) : startTime;
502
503         this.set('sharedDomain', union);
504     }.observes('panes.@each'),
505
506     _startTimeChanged: function () {
507         this.updateSharedDomain();
508         this._scheduleQueryStringUpdate();
509     }.observes('startTime'),
510
511     _sinceChanged: function () {
512         var since = parseInt(this.get('since'));
513         if (isNaN(since))
514             since = this.defaultSince;
515         this.set('startTime', new Date(since));
516     }.observes('since').on('init'),
517
518     _parsePaneList: function (encodedPaneList)
519     {
520         var parsedPaneList = App.decodePrettifiedJSON(encodedPaneList);
521         if (!parsedPaneList)
522             return null;
523
524         // Don't re-create all panes.
525         var self = this;
526         return parsedPaneList.map(function (paneInfo) {
527             var timeRange = null;
528             if (paneInfo[3] && paneInfo[3] instanceof Array) {
529                 var timeRange = paneInfo[3];
530                 try {
531                     timeRange = [new Date(timeRange[0]), new Date(timeRange[1])];
532                 } catch (error) {
533                     console.log("Failed to parse the time range:", timeRange, error);
534                 }
535             }
536             return App.Pane.create({
537                 info: paneInfo,
538                 platformId: paneInfo[0],
539                 metricId: paneInfo[1],
540                 selectedItem: paneInfo[2],
541                 timeRange: timeRange,
542                 timeRangeIsLocked: !!paneInfo[4],
543             });
544         });
545     },
546
547     _serializePaneList: function (panes)
548     {
549         if (!panes.length)
550             return undefined;
551         return App.encodePrettifiedJSON(panes.map(function (pane) {
552             return [
553                 pane.get('platformId'),
554                 pane.get('metricId'),
555                 pane.get('selectedItem'),
556                 pane.get('timeRange') ? pane.get('timeRange').map(function (date) { return date.getTime() }) : null,
557                 !!pane.get('timeRangeIsLocked'),
558             ];
559         }));
560     },
561
562     _scheduleQueryStringUpdate: function ()
563     {
564         Ember.run.debounce(this, '_updateQueryString', 500);
565     }.observes('sharedZoom')
566         .observes('panes.@each.platform', 'panes.@each.metric', 'panes.@each.selectedItem',
567         'panes.@each.timeRange', 'panes.@each.timeRangeIsLocked'),
568
569     _updateQueryString: function ()
570     {
571         this._currentEncodedPaneList = this._serializePaneList(this.get('panes'));
572         this.set('paneList', this._currentEncodedPaneList);
573
574         var zoom = undefined;
575         var selection = this.get('sharedZoom');
576         if (selection)
577             zoom = (selection[0] - 0) + '-' + (selection[1] - 0);
578         this.set('zoom', zoom);
579
580         if (this.get('startTime') - this.defaultSince)
581             this.set('since', this.get('startTime') - 0);
582     },
583
584     actions: {
585         addPaneByMetricAndPlatform: function (param)
586         {
587             this.addPane(App.Pane.create({
588                 platformId: param.platform.get('id'),
589                 metricId: param.metric.get('id'),
590                 showingDetails: false
591             }));
592         },
593     },
594
595     init: function ()
596     {
597         this._super();
598         var self = this;
599         App.BuildPopup('addPaneByMetricAndPlatform').then(function (platforms) {
600             self.set('platforms', platforms);
601         });
602     },
603 });
604
605 App.BuildPopup = function(action, position)
606 {
607     return App.Manifest.fetch().then(function () {
608         return App.Manifest.get('platforms').map(function (platform) {
609             return App.PlatformProxyForPopup.create({content: platform,
610                 action: action, position: position});
611         });
612     });
613 }
614
615 App.PlatformProxyForPopup = Ember.ObjectProxy.extend({
616     children: function ()
617     {
618         var platform = this.content;
619         var containsTest = this.content.containsTest.bind(this.content);
620         var action = this.get('action');
621         var position = this.get('position');
622         return App.Manifest.get('topLevelTests')
623             .filter(containsTest)
624             .map(function (test) {
625                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
626             });
627     }.property('App.Manifest.topLevelTests'),
628 });
629
630 App.TestProxyForPopup = Ember.ObjectProxy.extend({
631     platform: null,
632     children: function ()
633     {
634         var platform = this.get('platform');
635         var action = this.get('action');
636         var position = this.get('position');
637
638         var childTests = this.get('childTests')
639             .filter(function (test) { return platform.containsTest(test); })
640             .map(function (test) {
641                 return App.TestProxyForPopup.create({content: test, platform: platform, action: action, position: position});
642             });
643
644         var metrics = this.get('metrics')
645             .filter(function (metric) { return platform.containsMetric(metric); })
646             .map(function (metric) {
647                 var aggregator = metric.get('aggregator');
648                 return {
649                     actionName: action,
650                     actionArgument: {platform: platform, metric: metric, position:position},
651                     label: metric.get('label')
652                 };
653             });
654
655         if (childTests.length && metrics.length)
656             metrics.push({isSeparator: true});
657
658         return metrics.concat(childTests);
659     }.property('childTests', 'metrics'),
660 });
661
662 App.PaneController = Ember.ObjectController.extend({
663     needs: ['charts'],
664     sharedTime: Ember.computed.alias('parentController.sharedTime'),
665     sharedSelection: Ember.computed.alias('parentController.sharedSelection'),
666     selection: null,
667     bugsChangeCount: 0, // Dirty hack. Used to call InteractiveChartComponent's _updateDotsWithBugs.
668     actions: {
669         toggleDetails: function()
670         {
671             this.toggleProperty('showingDetails');
672         },
673         close: function ()
674         {
675             this.parentController.removePane(this.get('model'));
676         },
677         toggleBugsPane: function ()
678         {
679             if (!App.Manifest.bugTrackers || !this.get('singlySelectedPoint'))
680                 return;
681             if (this.toggleProperty('showingBugsPane'))
682                 this.set('showingSearchPane', false);
683         },
684         associateBug: function (bugTracker, bugNumber)
685         {
686             var point = this.get('singlySelectedPoint');
687             if (!point)
688                 return;
689             var self = this;
690             point.measurement.associateBug(bugTracker.get('id'), bugNumber).then(function () {
691                 self._updateBugs();
692                 self.set('bugsChangeCount', self.get('bugsChangeCount') + 1);
693             });
694         },
695         toggleSearchPane: function ()
696         {
697             if (!App.Manifest.repositoriesWithReportedCommits)
698                 return;
699             var model = this.get('model');
700             if (!model.get('commitSearchRepository'))
701                 model.set('commitSearchRepository', App.Manifest.repositoriesWithReportedCommits[0]);
702             if (this.toggleProperty('showingSearchPane'))
703                 this.set('showingBugsPane', false);
704         },
705         searchCommit: function () {
706             var model = this.get('model');
707             model.searchCommit(model.get('commitSearchRepository'), model.get('commitSearchKeyword'));                
708         },
709         zoomed: function (selection)
710         {
711             this.set('mainPlotDomain', selection ? selection : this.get('overviewDomain'));
712             Ember.run.debounce(this, 'propagateZoom', 100);
713         },
714         overviewDomainChanged: function (domain, intrinsicDomain)
715         {
716             this.set('overviewDomain', domain);
717             this.set('intrinsicDomain', intrinsicDomain);
718             this.get('parentController').updateSharedDomain();
719         },
720         rangeChanged: function (extent, points)
721         {
722             if (!points) {
723                 this._hasRange = false;
724                 this.set('details', null);
725                 this.set('timeRange', null);
726                 return;
727             }
728             this._hasRange = true;
729             this._showDetails(points);
730             this.set('timeRange', extent);
731         },
732     },
733     _detailsChanged: function ()
734     {
735         this.set('showingBugsPane', false);
736         this.set('singlySelectedPoint', !this._hasRange && this._selectedPoints ? this._selectedPoints[0] : null);
737     }.observes('details'),
738     _overviewSelectionChanged: function ()
739     {
740         var overviewSelection = this.get('overviewSelection');
741         this.set('mainPlotDomain', overviewSelection);
742         Ember.run.debounce(this, 'propagateZoom', 100);
743     }.observes('overviewSelection'),
744     _sharedDomainChanged: function ()
745     {
746         var newDomain = this.get('parentController').get('sharedDomain');
747         if (newDomain == this.get('overviewDomain'))
748             return;
749         this.set('overviewDomain', newDomain);
750         if (!this.get('overviewSelection'))
751             this.set('mainPlotDomain', newDomain);
752     }.observes('parentController.sharedDomain').on('init'),
753     propagateZoom: function ()
754     {
755         this.get('parentController').set('sharedZoom', this.get('mainPlotDomain'));
756     },
757     _sharedZoomChanged: function ()
758     {
759         var newSelection = this.get('parentController').get('sharedZoom');
760         if (newSelection == this.get('mainPlotDomain'))
761             return;
762         this.set('overviewSelection', newSelection);
763         this.set('mainPlotDomain', newSelection);
764     }.observes('parentController.sharedZoom').on('init'),
765     _currentItemChanged: function ()
766     {
767         if (this._hasRange)
768             return;
769         var point = this.get('currentItem');
770         if (!point || !point.measurement)
771             this.set('details', null);
772         else
773             this._showDetails([point]);
774     }.observes('currentItem'),
775     _showDetails: function (points)
776     {
777         var isShowingEndPoint = !this._hasRange;
778         var currentMeasurement = points[0].measurement;
779         var oldMeasurement = points[points.length - 1].measurement;
780         var formattedRevisions = currentMeasurement.formattedRevisions(oldMeasurement);
781         var revisions = App.Manifest.get('repositories')
782             .filter(function (repository) { return formattedRevisions[repository.get('id')]; })
783             .map(function (repository) {
784             var repositoryName = repository.get('id');
785             var revision = Ember.Object.create(formattedRevisions[repositoryName]);
786             revision['url'] = revision.previousRevision
787                 ? repository.urlForRevisionRange(revision.previousRevision, revision.currentRevision)
788                 : repository.urlForRevision(revision.currentRevision);
789             revision['name'] = repositoryName;
790             revision['repository'] = repository;
791             return revision; 
792         });
793
794         var buildNumber = null;
795         var buildURL = null;
796         if (isShowingEndPoint) {
797             buildNumber = currentMeasurement.buildNumber();
798             var builder = App.Manifest.builder(currentMeasurement.builderId());
799             if (builder)
800                 buildURL = builder.urlFromBuildNumber(buildNumber);
801         }
802
803         this._selectedPoints = points;
804         this.set('details', Ember.Object.create({
805             currentValue: currentMeasurement.mean().toFixed(2),
806             oldValue: oldMeasurement && !isShowingEndPoint ? oldMeasurement.mean().toFixed(2) : null,
807             buildNumber: buildNumber,
808             buildURL: buildURL,
809             buildTime: currentMeasurement.formattedBuildTime(),
810             revisions: revisions,
811         }));
812         this._updateBugs();
813     },
814     _updateBugs: function ()
815     {
816         if (!this._selectedPoints)
817             return;
818
819         var bugTrackers = App.Manifest.get('bugTrackers');
820         var trackerToBugNumbers = {};
821         bugTrackers.forEach(function (tracker) { trackerToBugNumbers[tracker.get('id')] = new Array(); });
822         this._selectedPoints.map(function (point) {
823             var bugs = point.measurement.bugs();
824             bugTrackers.forEach(function (tracker) {
825                 var bugNumber = bugs[tracker.get('id')];
826                 if (bugNumber)
827                     trackerToBugNumbers[tracker.get('id')].push(bugNumber);
828             });
829         });
830
831         this.set('details.bugTrackers', App.Manifest.get('bugTrackers').map(function (tracker) {
832             var bugNumbers = trackerToBugNumbers[tracker.get('id')];
833             return Ember.ObjectProxy.create({
834                 content: tracker,
835                 bugs: bugNumbers.map(function (bugNumber) {
836                     return {
837                         bugNumber: bugNumber,
838                         bugUrl: bugNumber && tracker.get('bugUrl') ? tracker.get('bugUrl').replace(/\$number/g, bugNumber) : null
839                     };
840                 }),
841                 editedBugNumber: this._hasRange ? null : bugNumbers[0],
842             }); // FIXME: Create urls for new bugs.
843         }));
844     }
845 });
846
847 App.InteractiveChartComponent = Ember.Component.extend({
848     chartData: null,
849     showXAxis: true,
850     showYAxis: true,
851     interactive: false,
852     enableSelection: true,
853     classNames: ['chart'],
854     init: function ()
855     {
856         this._super();
857         this._needsConstruction = true;
858         this._eventHandlers = [];
859         $(window).resize(this._updateDimensionsIfNeeded.bind(this));
860     },
861     chartDataDidChange: function ()
862     {
863         var chartData = this.get('chartData');
864         if (!chartData)
865             return;
866         this._needsConstruction = true;
867         this._constructGraphIfPossible(chartData);
868     }.observes('chartData').on('init'),
869     didInsertElement: function ()
870     {
871         var chartData = this.get('chartData');
872         if (chartData)
873             this._constructGraphIfPossible(chartData);
874     },
875     willClearRender: function ()
876     {
877         this._eventHandlers.forEach(function (item) {
878             $(item[0]).off(item[1], item[2]);
879         })
880     },
881     _attachEventListener: function(target, eventName, listener)
882     {
883         this._eventHandlers.push([target, eventName, listener]);
884         $(target).on(eventName, listener);
885     },
886     _constructGraphIfPossible: function (chartData)
887     {
888         if (!this._needsConstruction || !this.get('element'))
889             return;
890
891         var element = this.get('element');
892
893         this._x = d3.time.scale();
894         this._y = d3.scale.linear();
895
896         // FIXME: Tear down the old SVG element.
897         this._svgElement = d3.select(element).append("svg")
898                 .attr("width", "100%")
899                 .attr("height", "100%");
900
901         var svg = this._svg = this._svgElement.append("g");
902
903         var clipId = element.id + "-clip";
904         this._clipPath = svg.append("defs").append("clipPath")
905             .attr("id", clipId)
906             .append("rect");
907
908         if (this.get('showXAxis')) {
909             this._xAxis = d3.svg.axis().scale(this._x).orient("bottom").ticks(6);
910             this._xAxisLabels = svg.append("g")
911                 .attr("class", "x axis");
912         }
913
914         if (this.get('showYAxis')) {
915             this._yAxis = d3.svg.axis().scale(this._y).orient("left").ticks(6).tickFormat(d3.format("s"));
916             this._yAxisLabels = svg.append("g")
917                 .attr("class", "y axis");
918         }
919
920         this._clippedContainer = svg.append("g")
921             .attr("clip-path", "url(#" + clipId + ")");
922
923         var xScale = this._x;
924         var yScale = this._y;
925         this._timeLine = d3.svg.line()
926             .x(function(point) { return xScale(point.time); })
927             .y(function(point) { return yScale(point.value); });
928
929         this._confidenceArea = d3.svg.area()
930 //            .interpolate("cardinal")
931             .x(function(point) { return xScale(point.time); })
932             .y0(function(point) { return point.interval ? yScale(point.interval[0]) : null; })
933             .y1(function(point) { return point.interval ? yScale(point.interval[1]) : null; });
934
935         if (this._paths)
936             this._paths.forEach(function (path) { path.remove(); });
937         this._paths = [];
938         if (this._areas)
939             this._areas.forEach(function (area) { area.remove(); });
940         this._areas = [];
941         if (this._dots)
942             this._dots.forEach(function (dot) { dots.remove(); });
943         this._dots = [];
944         if (this._highlights)
945             this._highlights.forEach(function (highlight) { _highlights.remove(); });
946         this._highlights = [];
947
948         this._currentTimeSeries = chartData.current.timeSeriesByCommitTime();
949         this._currentTimeSeriesData = this._currentTimeSeries.series();
950         this._baselineTimeSeries = chartData.baseline ? chartData.baseline.timeSeriesByCommitTime() : null;
951         this._targetTimeSeries = chartData.target ? chartData.target.timeSeriesByCommitTime() : null;
952
953         this._yAxisUnit = chartData.unit;
954
955         var minMax = this._minMaxForAllTimeSeries();
956         var smallEnoughValue = minMax[0] - (minMax[1] - minMax[0]) * 10;
957         var largeEnoughValue = minMax[1] + (minMax[1] - minMax[0]) * 10;
958
959         // FIXME: Flip the sides based on smallerIsBetter-ness.
960         if (this._baselineTimeSeries) {
961             var data = this._baselineTimeSeries.series();
962             this._areas.push(this._clippedContainer
963                 .append("path")
964                 .datum(data.map(function (point) { return {time: point.time, value: point.value, interval: point.interval ? point.interval : [point.value, largeEnoughValue]}; }))
965                 .attr("class", "area baseline"));
966         }
967         if (this._targetTimeSeries) {
968             var data = this._targetTimeSeries.series();
969             this._areas.push(this._clippedContainer
970                 .append("path")
971                 .datum(data.map(function (point) { return {time: point.time, value: point.value, interval: point.interval ? point.interval : [smallEnoughValue, point.value]}; }))
972                 .attr("class", "area target"));
973         }
974
975         this._areas.push(this._clippedContainer
976             .append("path")
977             .datum(this._currentTimeSeriesData)
978             .attr("class", "area"));
979
980         this._paths.push(this._clippedContainer
981             .append("path")
982             .datum(this._currentTimeSeriesData)
983             .attr("class", "commit-time-line"));
984
985         this._dots.push(this._clippedContainer
986             .selectAll(".dot")
987                 .data(this._currentTimeSeriesData)
988             .enter().append("circle")
989                 .attr("class", "dot")
990                 .attr("r", this.get('interactive') ? 2 : 1));
991
992         if (this.get('interactive')) {
993             this._attachEventListener(element, "mousemove", this._mouseMoved.bind(this));
994             this._attachEventListener(element, "mouseleave", this._mouseLeft.bind(this));
995             this._attachEventListener(element, "mousedown", this._mouseDown.bind(this));
996             this._attachEventListener($(element).parents("[tabindex]"), "keydown", this._keyPressed.bind(this));
997
998             this._currentItemLine = this._clippedContainer
999                 .append("line")
1000                 .attr("class", "current-item");
1001
1002             this._currentItemCircle = this._clippedContainer
1003                 .append("circle")
1004                 .attr("class", "dot current-item")
1005                 .attr("r", 3);
1006         }
1007
1008         this._brush = null;
1009         if (this.get('enableSelection')) {
1010             this._brush = d3.svg.brush()
1011                 .x(this._x)
1012                 .on("brush", this._brushChanged.bind(this));
1013
1014             this._brushRect = this._clippedContainer
1015                 .append("g")
1016                 .attr("class", "x brush");
1017         }
1018
1019         this._updateDomain();
1020         this._updateDimensionsIfNeeded();
1021
1022         // Work around the fact the brush isn't set if we updated it synchronously here.
1023         setTimeout(this._selectionChanged.bind(this), 0);
1024
1025         setTimeout(this._selectedItemChanged.bind(this), 0);
1026
1027         this._needsConstruction = false;
1028     },
1029     _updateDomain: function ()
1030     {
1031         var xDomain = this.get('domain');
1032         var intrinsicXDomain = this._computeXAxisDomain(this._currentTimeSeriesData);
1033         if (!xDomain)
1034             xDomain = intrinsicXDomain;
1035         var currentDomain = this._x.domain();
1036         if (currentDomain && this._xDomainsAreSame(currentDomain, xDomain))
1037             return currentDomain;
1038
1039         var yDomain = this._computeYAxisDomain(xDomain[0], xDomain[1]);
1040         this._x.domain(xDomain);
1041         this._y.domain(yDomain);
1042         this.sendAction('domainChanged', xDomain, intrinsicXDomain);
1043         return xDomain;
1044     },
1045     _updateDimensionsIfNeeded: function (newSelection)
1046     {
1047         var element = $(this.get('element'));
1048
1049         var newTotalWidth = element.width();
1050         var newTotalHeight = element.height();
1051         if (this._totalWidth == newTotalWidth && this._totalHeight == newTotalHeight)
1052             return;
1053
1054         this._totalWidth = newTotalWidth;
1055         this._totalHeight = newTotalHeight;
1056
1057         if (!this._rem)
1058             this._rem = parseFloat(getComputedStyle(document.documentElement).fontSize);
1059         var rem = this._rem;
1060
1061         var padding = 0.5 * rem;
1062         var margin = {top: padding, right: padding, bottom: padding, left: padding};
1063         if (this._xAxis)
1064             margin.bottom += rem;
1065         if (this._yAxis)
1066             margin.left += 3 * rem;
1067
1068         this._margin = margin;
1069         this._contentWidth = this._totalWidth - margin.left - margin.right;
1070         this._contentHeight = this._totalHeight - margin.top - margin.bottom;
1071
1072         this._svg.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
1073
1074         this._clipPath
1075             .attr("width", this._contentWidth)
1076             .attr("height", this._contentHeight);
1077
1078         this._x.range([0, this._contentWidth]);
1079         this._y.range([this._contentHeight, 0]);
1080
1081         if (this._xAxis) {
1082             this._xAxis.tickSize(-this._contentHeight);
1083             this._xAxisLabels.attr("transform", "translate(0," + this._contentHeight + ")");
1084         }
1085
1086         if (this._yAxis)
1087             this._yAxis.tickSize(-this._contentWidth);
1088
1089         if (this._currentItemLine) {
1090             this._currentItemLine
1091                 .attr("y1", 0)
1092                 .attr("y2", margin.top + this._contentHeight);
1093         }
1094
1095         this._relayoutDataAndAxes(this._currentSelection());
1096     },
1097     _updateBrush: function ()
1098     {
1099         this._brushRect
1100             .call(this._brush)
1101         .selectAll("rect")
1102             .attr("y", 1)
1103             .attr("height", this._contentHeight - 2);
1104         this._updateSelectionToolbar();
1105     },
1106     _relayoutDataAndAxes: function (selection)
1107     {
1108         var timeline = this._timeLine;
1109         this._paths.forEach(function (path) { path.attr("d", timeline); });
1110
1111         var confidenceArea = this._confidenceArea;
1112         this._areas.forEach(function (path) { path.attr("d", confidenceArea); });
1113
1114         var xScale = this._x;
1115         var yScale = this._y;
1116         this._dots.forEach(function (dot) {
1117             dot
1118                 .attr("cx", function(measurement) { return xScale(measurement.time); })
1119                 .attr("cy", function(measurement) { return yScale(measurement.value); });
1120         });
1121         this._updateDotsWithBugs();
1122         this._updateHighlightPositions();
1123
1124         if (this._brush) {
1125             if (selection)
1126                 this._brush.extent(selection);
1127             else
1128                 this._brush.clear();
1129             this._updateBrush();
1130         }
1131
1132         this._updateCurrentItemIndicators();
1133
1134         if (this._xAxis)
1135             this._xAxisLabels.call(this._xAxis);
1136         if (!this._yAxis)
1137             return;
1138
1139         this._yAxisLabels.call(this._yAxis);
1140         if (this._yAxisUnitContainer)
1141             this._yAxisUnitContainer.remove();
1142         this._yAxisUnitContainer = this._yAxisLabels.append("text")
1143             .attr("x", 0.5 * this._rem)
1144             .attr("y", this._rem)
1145             .attr("dy", '0.8rem')
1146             .style("text-anchor", "start")
1147             .style("z-index", "100")
1148             .text(this._yAxisUnit);
1149     },
1150     _updateDotsWithBugs: function () {
1151         if (!this.get('interactive'))
1152             return;
1153         this._dots.forEach(function (dot) {
1154             dot.classed('hasBugs', function (point) { return !!point.measurement.hasBugs(); });
1155         })
1156     }.observes('bugsChangeCount'), // Never used for anything but to call this method :(
1157     _updateHighlightPositions: function () {
1158         var xScale = this._x;
1159         var yScale = this._y;
1160         var y2 = this._margin.top + this._contentHeight;
1161         this._highlights.forEach(function (highlight) {
1162             highlight
1163                 .attr("y1", 0)
1164                 .attr("y2", y2)
1165                 .attr("y", function(measurement) { return yScale(measurement.value); })
1166                 .attr("x1", function(measurement) { return xScale(measurement.time); })
1167                 .attr("x2", function(measurement) { return xScale(measurement.time); });
1168         });
1169     },
1170     _computeXAxisDomain: function (timeSeries)
1171     {
1172         var extent = d3.extent(timeSeries, function(point) { return point.time; });
1173         var margin = 3600 * 1000; // Use x.inverse to compute the right amount from a margin.
1174         return [+extent[0] - margin, +extent[1] + margin];
1175     },
1176     _computeYAxisDomain: function (startTime, endTime)
1177     {
1178         var range = this._minMaxForAllTimeSeries(startTime, endTime);
1179         var min = range[0];
1180         var max = range[1];
1181         if (max < min)
1182             min = max = 0;
1183         var diff = max - min;
1184         var margin = diff * 0.05;
1185
1186         yExtent = [min - margin, max + margin];
1187 //        if (yMin !== undefined)
1188 //            yExtent[0] = parseInt(yMin);
1189         return yExtent;
1190     },
1191     _minMaxForAllTimeSeries: function (startTime, endTime)
1192     {
1193         var currentRange = this._currentTimeSeries.minMaxForTimeRange(startTime, endTime);
1194         var baselineRange = this._baselineTimeSeries ? this._baselineTimeSeries.minMaxForTimeRange(startTime, endTime) : [Number.MAX_VALUE, Number.MIN_VALUE];
1195         var targetRange = this._targetTimeSeries ? this._targetTimeSeries.minMaxForTimeRange(startTime, endTime) : [Number.MAX_VALUE, Number.MIN_VALUE];
1196         return [
1197             Math.min(currentRange[0], baselineRange[0], targetRange[0]),
1198             Math.max(currentRange[1], baselineRange[1], targetRange[1]),
1199         ];
1200     },
1201     _currentSelection: function ()
1202     {
1203         return this._brush && !this._brush.empty() ? this._brush.extent() : null;
1204     },
1205     _domainChanged: function ()
1206     {
1207         var selection = this._currentSelection() || this.get('sharedSelection');
1208         var newXDomain = this._updateDomain();
1209
1210         if (selection && newXDomain && selection[0] <= newXDomain[0] && newXDomain[1] <= selection[1])
1211             selection = null; // Otherwise the user has no way of clearing the selection.
1212
1213         this._relayoutDataAndAxes(selection);
1214     }.observes('domain'),
1215     _selectionChanged: function ()
1216     {
1217         this._updateSelection(this.get('selection'));
1218     }.observes('selection'),
1219     _sharedSelectionChanged: function ()
1220     {
1221         if (this.get('selectionIsLocked'))
1222             return;
1223         this._updateSelection(this.get('sharedSelection'));
1224     }.observes('sharedSelection'),
1225     _updateSelection: function (newSelection)
1226     {
1227         if (!this._brush)
1228             return;
1229
1230         var currentSelection = this._currentSelection();
1231         if (newSelection && currentSelection && this._xDomainsAreSame(newSelection, currentSelection))
1232             return;
1233
1234         var domain = this._x.domain();
1235         if (!newSelection || this._xDomainsAreSame(domain, newSelection))
1236             this._brush.clear();
1237         else
1238             this._brush.extent(newSelection);
1239         this._updateBrush();
1240
1241         this._setCurrentSelection(newSelection);
1242     },
1243     _xDomainsAreSame: function (domain1, domain2)
1244     {
1245         return !(domain1[0] - domain2[0]) && !(domain1[1] - domain2[1]);
1246     },
1247     _brushChanged: function ()
1248     {
1249         if (this._brush.empty()) {
1250             if (!this._brushExtent)
1251                 return;
1252
1253             this.set('selectionIsLocked', false);
1254             this._setCurrentSelection(undefined);
1255
1256             // Avoid locking the indicator in _mouseDown when the brush was cleared in the same mousedown event.
1257             this._brushJustChanged = true;
1258             var self = this;
1259             setTimeout(function () {
1260                 self._brushJustChanged = false;
1261             }, 0);
1262
1263             return;
1264         }
1265
1266         this.set('selectionIsLocked', true);
1267         this._setCurrentSelection(this._brush.extent());
1268     },
1269     _keyPressed: function (event)
1270     {
1271         if (!this._currentItemIndex || this._currentSelection())
1272             return;
1273
1274         var newIndex;
1275         switch (event.keyCode) {
1276         case 37: // Left
1277             newIndex = this._currentItemIndex - 1;
1278             break;
1279         case 39: // Right
1280             newIndex = this._currentItemIndex + 1;
1281             break;
1282         case 38: // Up
1283         case 40: // Down
1284         default:
1285             return;
1286         }
1287
1288         // Unlike mousemove, keydown shouldn't move off the edge.
1289         if (this._currentTimeSeriesData[newIndex])
1290             this._setCurrentItem(newIndex);
1291     },
1292     _mouseMoved: function (event)
1293     {
1294         if (!this._margin || this._currentSelection() || this._currentItemLocked)
1295             return;
1296
1297         var point = this._mousePointInGraph(event);
1298
1299         this._selectClosestPointToMouseAsCurrentItem(point);
1300     },
1301     _mouseLeft: function (event)
1302     {
1303         if (!this._margin || this._currentItemLocked)
1304             return;
1305
1306         this._selectClosestPointToMouseAsCurrentItem(null);
1307     },
1308     _mouseDown: function (event)
1309     {
1310         if (!this._margin || this._currentSelection() || this._brushJustChanged)
1311             return;
1312
1313         var point = this._mousePointInGraph(event);
1314         if (!point)
1315             return;
1316
1317         if (this._currentItemLocked) {
1318             this._currentItemLocked = false;
1319             this.set('selectedItem', null);
1320             return;
1321         }
1322
1323         this._currentItemLocked = true;
1324         this._selectClosestPointToMouseAsCurrentItem(point);
1325     },
1326     _mousePointInGraph: function (event)
1327     {
1328         var offset = $(this.get('element')).offset();
1329         if (!offset)
1330             return null;
1331
1332         var point = {
1333             x: event.pageX - offset.left - this._margin.left,
1334             y: event.pageY - offset.top - this._margin.top
1335         };
1336
1337         var xScale = this._x;
1338         var yScale = this._y;
1339         var xDomain = xScale.domain();
1340         var yDomain = yScale.domain();
1341         if (point.x >= xScale(xDomain[0]) && point.x <= xScale(xDomain[1])
1342             && point.y <= yScale(yDomain[0]) && point.y >= yScale(yDomain[1]))
1343             return point;
1344
1345         return null;
1346     },
1347     _selectClosestPointToMouseAsCurrentItem: function (point)
1348     {
1349         var xScale = this._x;
1350         var yScale = this._y;
1351         var distanceHeuristics = function (m) {
1352             var mX = xScale(m.time);
1353             var mY = yScale(m.value);
1354             var xDiff = mX - point.x;
1355             var yDiff = mY - point.y;
1356             return xDiff * xDiff + yDiff * yDiff / 16; // Favor horizontal affinity.
1357         };
1358         distanceHeuristics = function (m) {
1359             return Math.abs(xScale(m.time) - point.x);
1360         }
1361
1362         var newItemIndex;
1363         if (point && !this._currentSelection()) {
1364             var distances = this._currentTimeSeriesData.map(distanceHeuristics);
1365             var minDistance = Number.MAX_VALUE;
1366             for (var i = 0; i < distances.length; i++) {
1367                 if (distances[i] < minDistance) {
1368                     newItemIndex = i;
1369                     minDistance = distances[i];
1370                 }
1371             }
1372         }
1373
1374         this._setCurrentItem(newItemIndex);
1375         this._updateSelectionToolbar();
1376     },
1377     _currentTimeChanged: function ()
1378     {
1379         if (!this._margin || this._currentSelection() || this._currentItemLocked)
1380             return
1381
1382         var currentTime = this.get('currentTime');
1383         if (currentTime) {
1384             for (var i = 0; i < this._currentTimeSeriesData.length; i++) {
1385                 var point = this._currentTimeSeriesData[i];
1386                 if (point.time >= currentTime) {
1387                     this._setCurrentItem(i, /* doNotNotify */ true);
1388                     return;
1389                 }
1390             }
1391         }
1392         this._setCurrentItem(undefined, /* doNotNotify */ true);
1393     }.observes('currentTime'),
1394     _setCurrentItem: function (newItemIndex, doNotNotify)
1395     {
1396         if (newItemIndex === this._currentItemIndex) {
1397             if (this._currentItemLocked)
1398                 this.set('selectedItem', this.get('currentItem') ? this.get('currentItem').measurement.id() : null);
1399             return;
1400         }
1401
1402         var newItem = this._currentTimeSeriesData[newItemIndex];
1403         this._brushExtent = undefined;
1404         this._currentItemIndex = newItemIndex;
1405
1406         if (!newItem) {
1407             this._currentItemLocked = false;
1408             this.set('selectedItem', null);
1409         }
1410
1411         this._updateCurrentItemIndicators();
1412
1413         if (!doNotNotify)
1414             this.set('currentTime', newItem ? newItem.time : undefined);
1415
1416         this.set('currentItem', newItem);
1417         if (this._currentItemLocked)
1418             this.set('selectedItem', newItem ? newItem.measurement.id() : null);
1419     },
1420     _selectedItemChanged: function ()
1421     {
1422         if (!this._margin)
1423             return;
1424
1425         var selectedId = this.get('selectedItem');
1426         var currentItem = this.get('currentItem');
1427         if (currentItem && currentItem.measurement.id() == selectedId)
1428             return;
1429
1430         var series = this._currentTimeSeriesData;
1431         var selectedItemIndex = undefined;
1432         for (var i = 0; i < series.length; i++) {
1433             if (series[i].measurement.id() == selectedId) {
1434                 this._updateSelection(null);
1435                 this._currentItemLocked = true;
1436                 this._setCurrentItem(i);
1437                 this._updateSelectionToolbar();
1438                 return;
1439             }
1440         }
1441     }.observes('selectedItem').on('init'),
1442     _highlightedItemsChanged: function () {
1443         if (!this._margin)
1444             return;
1445
1446         var highlightedItems = this.get('highlightedItems');
1447
1448         var data = this._currentTimeSeriesData.filter(function (item) { return highlightedItems[item.measurement.id()]; });
1449
1450         if (this._highlights)
1451             this._highlights.forEach(function (highlight) { highlight.remove(); });
1452
1453         this._highlights.push(this._clippedContainer
1454             .selectAll(".highlight")
1455                 .data(data)
1456             .enter().append("line")
1457                 .attr("class", "highlight"));
1458
1459         this._updateHighlightPositions();
1460
1461     }.observes('highlightedItems'),
1462     _updateCurrentItemIndicators: function ()
1463     {
1464         if (!this._currentItemLine)
1465             return;
1466
1467         var item = this._currentTimeSeriesData[this._currentItemIndex];
1468         if (!item) {
1469             this._currentItemLine.attr("x1", -1000).attr("x2", -1000);
1470             this._currentItemCircle.attr("cx", -1000);
1471             return;
1472         }
1473
1474         var x = this._x(item.time);
1475         var y = this._y(item.value);
1476
1477         this._currentItemLine
1478             .attr("x1", x)
1479             .attr("x2", x);
1480
1481         this._currentItemCircle
1482             .attr("cx", x)
1483             .attr("cy", y);
1484     },
1485     _setCurrentSelection: function (newSelection)
1486     {
1487         if (this._brushExtent === newSelection)
1488             return;
1489
1490         var points = null;
1491         if (newSelection) {
1492             points = this._currentTimeSeriesData
1493                 .filter(function (point) { return point.time >= newSelection[0] && point.time <= newSelection[1]; });
1494             if (!points.length)
1495                 points = null;
1496         }
1497
1498         this._brushExtent = newSelection;
1499         this._setCurrentItem(undefined);
1500         this._updateSelectionToolbar();
1501
1502         this.set('sharedSelection', newSelection);
1503         this.sendAction('selectionChanged', newSelection, points);
1504     },
1505     _updateSelectionToolbar: function ()
1506     {
1507         if (!this.get('interactive'))
1508             return;
1509
1510         var selection = this._currentSelection();
1511         var selectionToolbar = $(this.get('element')).children('.selection-toolbar');
1512         if (selection) {
1513             var left = this._x(selection[0]);
1514             var right = this._x(selection[1]);
1515             selectionToolbar
1516                 .css({left: this._margin.left + right, top: this._margin.top + this._contentHeight})
1517                 .show();
1518         } else
1519             selectionToolbar.hide();
1520     },
1521     actions: {
1522         zoom: function ()
1523         {
1524             this.sendAction('zoom', this._currentSelection());
1525             this.set('selection', null);
1526         },
1527     },
1528 });
1529
1530
1531
1532 App.CommitsViewerComponent = Ember.Component.extend({
1533     repository: null,
1534     revisionInfo: null,
1535     commits: null,
1536     commitsChanged: function ()
1537     {
1538         var revisionInfo = this.get('revisionInfo');
1539
1540         var to = revisionInfo.get('currentRevision');
1541         var from = revisionInfo.get('previousRevision') || to;
1542         var repository = this.get('repository');
1543         if (!from || !repository || !repository.get('hasReportedCommits'))
1544             return;
1545
1546         var self = this;
1547         CommitLogs.fetchForTimeRange(repository.get('id'), from, to).then(function (commits) {
1548             if (self.isDestroyed)
1549                 return;
1550             self.set('commits', commits.map(function (commit) {
1551                 return Ember.Object.create({
1552                     repository: repository,
1553                     revision: commit.revision,
1554                     url: repository.urlForRevision(commit.revision),
1555                     author: commit.authorName || commit.authorEmail,
1556                     message: commit.message ? commit.message.substr(0, 75) : null,
1557                 });
1558             }));
1559         }, function () {
1560             if (!self.isDestroyed)
1561                 self.set('commits', []);
1562         })
1563     }.observes('repository').observes('revisionInfo').on('init'),
1564 });