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             var previousPoint = point.series.previousPoint(point);
 774             this._showDetails(previousPoint ? [previousPoint, point] : [point]);
 775         }
 776     }.observes('currentItem'),
 777     _showDetails: function (points)
 778     {
 779         var isShowingEndPoint = !this._hasRange;
 780         var currentMeasurement = points[points.length - 1].measurement;
 781         var oldMeasurement = points[0].measurement;
 782         var formattedRevisions = currentMeasurement.formattedRevisions(oldMeasurement);
 783         var revisions = App.Manifest.get('repositories')
 784             .filter(function (repository) { return formattedRevisions[repository.get('id')]; })
 785             .map(function (repository) {
 786             var repositoryName = repository.get('id');
 787             var revision = Ember.Object.create(formattedRevisions[repositoryName]);
 788             revision['url'] = revision.previousRevision
 789                 ? repository.urlForRevisionRange(revision.previousRevision, revision.currentRevision)
 790                 : repository.urlForRevision(revision.currentRevision);
 791             revision['name'] = repositoryName;
 792             revision['repository'] = repository;
 793             return revision;
 794         });
 795
 796         var buildNumber = null;
 797         var buildURL = null;
 798         if (isShowingEndPoint) {
 799             buildNumber = currentMeasurement.buildNumber();
 800             var builder = App.Manifest.builder(currentMeasurement.builderId());
 801             if (builder)
 802                 buildURL = builder.urlFromBuildNumber(buildNumber);
 803         }
 804
 805         this._selectedPoints = points;
 806         this.set('details', Ember.Object.create({
 807             currentValue: currentMeasurement.mean().toFixed(2),
 808             oldValue: oldMeasurement && !isShowingEndPoint ? oldMeasurement.mean().toFixed(2) : null,
 809             buildNumber: buildNumber,
 810             buildURL: buildURL,
 811             buildTime: currentMeasurement.formattedBuildTime(),
 812             revisions: revisions,
 813         }));
 814         this._updateBugs();
 815     },
 816     _updateBugs: function ()
 817     {
 818         if (!this._selectedPoints)
 819             return;
 820
 821         var bugTrackers = App.Manifest.get('bugTrackers');
 822         var trackerToBugNumbers = {};
 823         bugTrackers.forEach(function (tracker) { trackerToBugNumbers[tracker.get('id')] = new Array(); });
 824         this._selectedPoints.map(function (point) {
 825             var bugs = point.measurement.bugs();
 826             bugTrackers.forEach(function (tracker) {
 827                 var bugNumber = bugs[tracker.get('id')];
 828                 if (bugNumber)
 829                     trackerToBugNumbers[tracker.get('id')].push(bugNumber);
 830             });
 831         });
 832
 833         this.set('details.bugTrackers', App.Manifest.get('bugTrackers').map(function (tracker) {
 834             var bugNumbers = trackerToBugNumbers[tracker.get('id')];
 835             return Ember.ObjectProxy.create({
 836                 content: tracker,
 837                 bugs: bugNumbers.map(function (bugNumber) {
 838                     return {
 839                         bugNumber: bugNumber,
 840                         bugUrl: bugNumber && tracker.get('bugUrl') ? tracker.get('bugUrl').replace(/\$number/g, bugNumber) : null
 841                     };
 842                 }),
 843                 editedBugNumber: this._hasRange ? null : bugNumbers[0],
 844             }); // FIXME: Create urls for new bugs.
 845         }));
 846     }
 847 });
 848
 849 App.InteractiveChartComponent = Ember.Component.extend({
 850     chartData: null,
 851     showXAxis: true,
 852     showYAxis: true,
 853     interactive: false,
 854     enableSelection: true,
 855     classNames: ['chart'],
 856     init: function ()
 857     {
 858         this._super();
 859         this._needsConstruction = true;
 860         this._eventHandlers = [];
 861         $(window).resize(this._updateDimensionsIfNeeded.bind(this));
 862     },
 863     chartDataDidChange: function ()
 864     {
 865         var chartData = this.get('chartData');
 866         if (!chartData)
 867             return;
 868         this._needsConstruction = true;
 869         this._constructGraphIfPossible(chartData);
 870     }.observes('chartData').on('init'),
 871     didInsertElement: function ()
 872     {
 873         var chartData = this.get('chartData');
 874         if (chartData)
 875             this._constructGraphIfPossible(chartData);
 876     },
 877     willClearRender: function ()
 878     {
 879         this._eventHandlers.forEach(function (item) {
 880             $(item[0]).off(item[1], item[2]);
 881         })
 882     },
 883     _attachEventListener: function(target, eventName, listener)
 884     {
 885         this._eventHandlers.push([target, eventName, listener]);
 886         $(target).on(eventName, listener);
 887     },
 888     _constructGraphIfPossible: function (chartData)
 889     {
 890         if (!this._needsConstruction || !this.get('element'))
 891             return;
 892
 893         var element = this.get('element');
 894
 895         this._x = d3.time.scale();
 896         this._y = d3.scale.linear();
 897
 898         // FIXME: Tear down the old SVG element.
 899         this._svgElement = d3.select(element).append("svg")
 900                 .attr("width", "100%")
 901                 .attr("height", "100%");
 902
 903         var svg = this._svg = this._svgElement.append("g");
 904
 905         var clipId = element.id + "-clip";
 906         this._clipPath = svg.append("defs").append("clipPath")
 907             .attr("id", clipId)
 908             .append("rect");
 909
 910         if (this.get('showXAxis')) {
 911             this._xAxis = d3.svg.axis().scale(this._x).orient("bottom").ticks(6);
 912             this._xAxisLabels = svg.append("g")
 913                 .attr("class", "x axis");
 914         }
 915
 916         if (this.get('showYAxis')) {
 917             this._yAxis = d3.svg.axis().scale(this._y).orient("left").ticks(6).tickFormat(d3.format("s"));
 918             this._yAxisLabels = svg.append("g")
 919                 .attr("class", "y axis");
 920         }
 921
 922         this._clippedContainer = svg.append("g")
 923             .attr("clip-path", "url(#" + clipId + ")");
 924
 925         var xScale = this._x;
 926         var yScale = this._y;
 927         this._timeLine = d3.svg.line()
 928             .x(function(point) { return xScale(point.time); })
 929             .y(function(point) { return yScale(point.value); });
 930
 931         this._confidenceArea = d3.svg.area()
 932 //            .interpolate("cardinal")
 933             .x(function(point) { return xScale(point.time); })
 934             .y0(function(point) { return point.interval ? yScale(point.interval[0]) : null; })
 935             .y1(function(point) { return point.interval ? yScale(point.interval[1]) : null; });
 936
 937         if (this._paths)
 938             this._paths.forEach(function (path) { path.remove(); });
 939         this._paths = [];
 940         if (this._areas)
 941             this._areas.forEach(function (area) { area.remove(); });
 942         this._areas = [];
 943         if (this._dots)
 944             this._dots.forEach(function (dot) { dots.remove(); });
 945         this._dots = [];
 946         if (this._highlights)
 947             this._highlights.forEach(function (highlight) { _highlights.remove(); });
 948         this._highlights = [];
 949
 950         this._currentTimeSeries = chartData.current.timeSeriesByCommitTime();
 951         this._currentTimeSeriesData = this._currentTimeSeries.series();
 952         this._baselineTimeSeries = chartData.baseline ? chartData.baseline.timeSeriesByCommitTime() : null;
 953         this._targetTimeSeries = chartData.target ? chartData.target.timeSeriesByCommitTime() : null;
 954
 955         this._yAxisUnit = chartData.unit;
 956
 957         var minMax = this._minMaxForAllTimeSeries();
 958         var smallEnoughValue = minMax[0] - (minMax[1] - minMax[0]) * 10;
 959         var largeEnoughValue = minMax[1] + (minMax[1] - minMax[0]) * 10;
 960
 961         // FIXME: Flip the sides based on smallerIsBetter-ness.
 962         if (this._baselineTimeSeries) {
 963             var data = this._baselineTimeSeries.series();
 964             this._areas.push(this._clippedContainer
 965                 .append("path")
 966                 .datum(data.map(function (point) { return {time: point.time, value: point.value, interval: point.interval ? point.interval : [point.value, largeEnoughValue]}; }))
 967                 .attr("class", "area baseline"));
 968         }
 969         if (this._targetTimeSeries) {
 970             var data = this._targetTimeSeries.series();
 971             this._areas.push(this._clippedContainer
 972                 .append("path")
 973                 .datum(data.map(function (point) { return {time: point.time, value: point.value, interval: point.interval ? point.interval : [smallEnoughValue, point.value]}; }))
 974                 .attr("class", "area target"));
 975         }
 976
 977         this._areas.push(this._clippedContainer
 978             .append("path")
 979             .datum(this._currentTimeSeriesData)
 980             .attr("class", "area"));
 981
 982         this._paths.push(this._clippedContainer
 983             .append("path")
 984             .datum(this._currentTimeSeriesData)
 985             .attr("class", "commit-time-line"));
 986
 987         this._dots.push(this._clippedContainer
 988             .selectAll(".dot")
 989                 .data(this._currentTimeSeriesData)
 990             .enter().append("circle")
 991                 .attr("class", "dot")
 992                 .attr("r", this.get('interactive') ? 2 : 1));
 993
 994         if (this.get('interactive')) {
 995             this._attachEventListener(element, "mousemove", this._mouseMoved.bind(this));
 996             this._attachEventListener(element, "mouseleave", this._mouseLeft.bind(this));
 997             this._attachEventListener(element, "mousedown", this._mouseDown.bind(this));
 998             this._attachEventListener($(element).parents("[tabindex]"), "keydown", this._keyPressed.bind(this));
 999
1000             this._currentItemLine = this._clippedContainer
1001                 .append("line")
1002                 .attr("class", "current-item");
1003
1004             this._currentItemCircle = this._clippedContainer
1005                 .append("circle")
1006                 .attr("class", "dot current-item")
1007                 .attr("r", 3);
1008         }
1009
1010         this._brush = null;
1011         if (this.get('enableSelection')) {
1012             this._brush = d3.svg.brush()
1013                 .x(this._x)
1014                 .on("brush", this._brushChanged.bind(this));
1015
1016             this._brushRect = this._clippedContainer
1017                 .append("g")
1018                 .attr("class", "x brush");
1019         }
1020
1021         this._updateDomain();
1022         this._updateDimensionsIfNeeded();
1023
1024         // Work around the fact the brush isn't set if we updated it synchronously here.
1025         setTimeout(this._selectionChanged.bind(this), 0);
1026
1027         setTimeout(this._selectedItemChanged.bind(this), 0);
1028
1029         this._needsConstruction = false;
1030     },
1031     _updateDomain: function ()
1032     {
1033         var xDomain = this.get('domain');
1034         var intrinsicXDomain = this._computeXAxisDomain(this._currentTimeSeriesData);
1035         if (!xDomain)
1036             xDomain = intrinsicXDomain;
1037         var currentDomain = this._x.domain();
1038         if (currentDomain && this._xDomainsAreSame(currentDomain, xDomain))
1039             return currentDomain;
1040
1041         var yDomain = this._computeYAxisDomain(xDomain[0], xDomain[1]);
1042         this._x.domain(xDomain);
1043         this._y.domain(yDomain);
1044         this.sendAction('domainChanged', xDomain, intrinsicXDomain);
1045         return xDomain;
1046     },
1047     _updateDimensionsIfNeeded: function (newSelection)
1048     {
1049         var element = $(this.get('element'));
1050
1051         var newTotalWidth = element.width();
1052         var newTotalHeight = element.height();
1053         if (this._totalWidth == newTotalWidth && this._totalHeight == newTotalHeight)
1054             return;
1055
1056         this._totalWidth = newTotalWidth;
1057         this._totalHeight = newTotalHeight;
1058
1059         if (!this._rem)
1060             this._rem = parseFloat(getComputedStyle(document.documentElement).fontSize);
1061         var rem = this._rem;
1062
1063         var padding = 0.5 * rem;
1064         var margin = {top: padding, right: padding, bottom: padding, left: padding};
1065         if (this._xAxis)
1066             margin.bottom += rem;
1067         if (this._yAxis)
1068             margin.left += 3 * rem;
1069
1070         this._margin = margin;
1071         this._contentWidth = this._totalWidth - margin.left - margin.right;
1072         this._contentHeight = this._totalHeight - margin.top - margin.bottom;
1073
1074         this._svg.attr("transform", "translate(" + margin.left + "," + margin.top + ")");
1075
1076         this._clipPath
1077             .attr("width", this._contentWidth)
1078             .attr("height", this._contentHeight);
1079
1080         this._x.range([0, this._contentWidth]);
1081         this._y.range([this._contentHeight, 0]);
1082
1083         if (this._xAxis) {
1084             this._xAxis.tickSize(-this._contentHeight);
1085             this._xAxisLabels.attr("transform", "translate(0," + this._contentHeight + ")");
1086         }
1087
1088         if (this._yAxis)
1089             this._yAxis.tickSize(-this._contentWidth);
1090
1091         if (this._currentItemLine) {
1092             this._currentItemLine
1093                 .attr("y1", 0)
1094                 .attr("y2", margin.top + this._contentHeight);
1095         }
1096
1097         this._relayoutDataAndAxes(this._currentSelection());
1098     },
1099     _updateBrush: function ()
1100     {
1101         this._brushRect
1102             .call(this._brush)
1103         .selectAll("rect")
1104             .attr("y", 1)
1105             .attr("height", this._contentHeight - 2);
1106         this._updateSelectionToolbar();
1107     },
1108     _relayoutDataAndAxes: function (selection)
1109     {
1110         var timeline = this._timeLine;
1111         this._paths.forEach(function (path) { path.attr("d", timeline); });
1112
1113         var confidenceArea = this._confidenceArea;
1114         this._areas.forEach(function (path) { path.attr("d", confidenceArea); });
1115
1116         var xScale = this._x;
1117         var yScale = this._y;
1118         this._dots.forEach(function (dot) {
1119             dot
1120                 .attr("cx", function(measurement) { return xScale(measurement.time); })
1121                 .attr("cy", function(measurement) { return yScale(measurement.value); });
1122         });
1123         this._updateDotsWithBugs();
1124         this._updateHighlightPositions();
1125
1126         if (this._brush) {
1127             if (selection)
1128                 this._brush.extent(selection);
1129             else
1130                 this._brush.clear();
1131             this._updateBrush();
1132         }
1133
1134         this._updateCurrentItemIndicators();
1135
1136         if (this._xAxis)
1137             this._xAxisLabels.call(this._xAxis);
1138         if (!this._yAxis)
1139             return;
1140
1141         this._yAxisLabels.call(this._yAxis);
1142         if (this._yAxisUnitContainer)
1143             this._yAxisUnitContainer.remove();
1144         this._yAxisUnitContainer = this._yAxisLabels.append("text")
1145             .attr("x", 0.5 * this._rem)
1146             .attr("y", this._rem)
1147             .attr("dy", '0.8rem')
1148             .style("text-anchor", "start")
1149             .style("z-index", "100")
1150             .text(this._yAxisUnit);
1151     },
1152     _updateDotsWithBugs: function () {
1153         if (!this.get('interactive'))
1154             return;
1155         this._dots.forEach(function (dot) {
1156             dot.classed('hasBugs', function (point) { return !!point.measurement.hasBugs(); });
1157         })
1158     }.observes('bugsChangeCount'), // Never used for anything but to call this method :(
1159     _updateHighlightPositions: function () {
1160         var xScale = this._x;
1161         var yScale = this._y;
1162         var y2 = this._margin.top + this._contentHeight;
1163         this._highlights.forEach(function (highlight) {
1164             highlight
1165                 .attr("y1", 0)
1166                 .attr("y2", y2)
1167                 .attr("y", function(measurement) { return yScale(measurement.value); })
1168                 .attr("x1", function(measurement) { return xScale(measurement.time); })
1169                 .attr("x2", function(measurement) { return xScale(measurement.time); });
1170         });
1171     },
1172     _computeXAxisDomain: function (timeSeries)
1173     {
1174         var extent = d3.extent(timeSeries, function(point) { return point.time; });
1175         var margin = 3600 * 1000; // Use x.inverse to compute the right amount from a margin.
1176         return [+extent[0] - margin, +extent[1] + margin];
1177     },
1178     _computeYAxisDomain: function (startTime, endTime)
1179     {
1180         var range = this._minMaxForAllTimeSeries(startTime, endTime);
1181         var min = range[0];
1182         var max = range[1];
1183         if (max < min)
1184             min = max = 0;
1185         var diff = max - min;
1186         var margin = diff * 0.05;
1187
1188         yExtent = [min - margin, max + margin];
1189 //        if (yMin !== undefined)
1190 //            yExtent[0] = parseInt(yMin);
1191         return yExtent;
1192     },
1193     _minMaxForAllTimeSeries: function (startTime, endTime)
1194     {
1195         var currentRange = this._currentTimeSeries.minMaxForTimeRange(startTime, endTime);
1196         var baselineRange = this._baselineTimeSeries ? this._baselineTimeSeries.minMaxForTimeRange(startTime, endTime) : [Number.MAX_VALUE, Number.MIN_VALUE];
1197         var targetRange = this._targetTimeSeries ? this._targetTimeSeries.minMaxForTimeRange(startTime, endTime) : [Number.MAX_VALUE, Number.MIN_VALUE];
1198         return [
1199             Math.min(currentRange[0], baselineRange[0], targetRange[0]),
1200             Math.max(currentRange[1], baselineRange[1], targetRange[1]),
1201         ];
1202     },
1203     _currentSelection: function ()
1204     {
1205         return this._brush && !this._brush.empty() ? this._brush.extent() : null;
1206     },
1207     _domainChanged: function ()
1208     {
1209         var selection = this._currentSelection() || this.get('sharedSelection');
1210         var newXDomain = this._updateDomain();
1211
1212         if (selection && newXDomain && selection[0] <= newXDomain[0] && newXDomain[1] <= selection[1])
1213             selection = null; // Otherwise the user has no way of clearing the selection.
1214
1215         this._relayoutDataAndAxes(selection);
1216     }.observes('domain'),
1217     _selectionChanged: function ()
1218     {
1219         this._updateSelection(this.get('selection'));
1220     }.observes('selection'),
1221     _sharedSelectionChanged: function ()
1222     {
1223         if (this.get('selectionIsLocked'))
1224             return;
1225         this._updateSelection(this.get('sharedSelection'));
1226     }.observes('sharedSelection'),
1227     _updateSelection: function (newSelection)
1228     {
1229         if (!this._brush)
1230             return;
1231
1232         var currentSelection = this._currentSelection();
1233         if (newSelection && currentSelection && this._xDomainsAreSame(newSelection, currentSelection))
1234             return;
1235
1236         var domain = this._x.domain();
1237         if (!newSelection || this._xDomainsAreSame(domain, newSelection))
1238             this._brush.clear();
1239         else
1240             this._brush.extent(newSelection);
1241         this._updateBrush();
1242
1243         this._setCurrentSelection(newSelection);
1244     },
1245     _xDomainsAreSame: function (domain1, domain2)
1246     {
1247         return !(domain1[0] - domain2[0]) && !(domain1[1] - domain2[1]);
1248     },
1249     _brushChanged: function ()
1250     {
1251         if (this._brush.empty()) {
1252             if (!this._brushExtent)
1253                 return;
1254
1255             this.set('selectionIsLocked', false);
1256             this._setCurrentSelection(undefined);
1257
1258             // Avoid locking the indicator in _mouseDown when the brush was cleared in the same mousedown event.
1259             this._brushJustChanged = true;
1260             var self = this;
1261             setTimeout(function () {
1262                 self._brushJustChanged = false;
1263             }, 0);
1264
1265             return;
1266         }
1267
1268         this.set('selectionIsLocked', true);
1269         this._setCurrentSelection(this._brush.extent());
1270     },
1271     _keyPressed: function (event)
1272     {
1273         if (!this._currentItemIndex || this._currentSelection())
1274             return;
1275
1276         var newIndex;
1277         switch (event.keyCode) {
1278         case 37: // Left
1279             newIndex = this._currentItemIndex - 1;
1280             break;
1281         case 39: // Right
1282             newIndex = this._currentItemIndex + 1;
1283             break;
1284         case 38: // Up
1285         case 40: // Down
1286         default:
1287             return;
1288         }
1289
1290         // Unlike mousemove, keydown shouldn't move off the edge.
1291         if (this._currentTimeSeriesData[newIndex])
1292             this._setCurrentItem(newIndex);
1293     },
1294     _mouseMoved: function (event)
1295     {
1296         if (!this._margin || this._currentSelection() || this._currentItemLocked)
1297             return;
1298
1299         var point = this._mousePointInGraph(event);
1300
1301         this._selectClosestPointToMouseAsCurrentItem(point);
1302     },
1303     _mouseLeft: function (event)
1304     {
1305         if (!this._margin || this._currentItemLocked)
1306             return;
1307
1308         this._selectClosestPointToMouseAsCurrentItem(null);
1309     },
1310     _mouseDown: function (event)
1311     {
1312         if (!this._margin || this._currentSelection() || this._brushJustChanged)
1313             return;
1314
1315         var point = this._mousePointInGraph(event);
1316         if (!point)
1317             return;
1318
1319         if (this._currentItemLocked) {
1320             this._currentItemLocked = false;
1321             this.set('selectedItem', null);
1322             return;
1323         }
1324
1325         this._currentItemLocked = true;
1326         this._selectClosestPointToMouseAsCurrentItem(point);
1327     },
1328     _mousePointInGraph: function (event)
1329     {
1330         var offset = $(this.get('element')).offset();
1331         if (!offset)
1332             return null;
1333
1334         var point = {
1335             x: event.pageX - offset.left - this._margin.left,
1336             y: event.pageY - offset.top - this._margin.top
1337         };
1338
1339         var xScale = this._x;
1340         var yScale = this._y;
1341         var xDomain = xScale.domain();
1342         var yDomain = yScale.domain();
1343         if (point.x >= xScale(xDomain[0]) && point.x <= xScale(xDomain[1])
1344             && point.y <= yScale(yDomain[0]) && point.y >= yScale(yDomain[1]))
1345             return point;
1346
1347         return null;
1348     },
1349     _selectClosestPointToMouseAsCurrentItem: function (point)
1350     {
1351         var xScale = this._x;
1352         var yScale = this._y;
1353         var distanceHeuristics = function (m) {
1354             var mX = xScale(m.time);
1355             var mY = yScale(m.value);
1356             var xDiff = mX - point.x;
1357             var yDiff = mY - point.y;
1358             return xDiff * xDiff + yDiff * yDiff / 16; // Favor horizontal affinity.
1359         };
1360         distanceHeuristics = function (m) {
1361             return Math.abs(xScale(m.time) - point.x);
1362         }
1363
1364         var newItemIndex;
1365         if (point && !this._currentSelection()) {
1366             var distances = this._currentTimeSeriesData.map(distanceHeuristics);
1367             var minDistance = Number.MAX_VALUE;
1368             for (var i = 0; i < distances.length; i++) {
1369                 if (distances[i] < minDistance) {
1370                     newItemIndex = i;
1371                     minDistance = distances[i];
1372                 }
1373             }
1374         }
1375
1376         this._setCurrentItem(newItemIndex);
1377         this._updateSelectionToolbar();
1378     },
1379     _currentTimeChanged: function ()
1380     {
1381         if (!this._margin || this._currentSelection() || this._currentItemLocked)
1382             return
1383
1384         var currentTime = this.get('currentTime');
1385         if (currentTime) {
1386             for (var i = 0; i < this._currentTimeSeriesData.length; i++) {
1387                 var point = this._currentTimeSeriesData[i];
1388                 if (point.time >= currentTime) {
1389                     this._setCurrentItem(i, /* doNotNotify */ true);
1390                     return;
1391                 }
1392             }
1393         }
1394         this._setCurrentItem(undefined, /* doNotNotify */ true);
1395     }.observes('currentTime'),
1396     _setCurrentItem: function (newItemIndex, doNotNotify)
1397     {
1398         if (newItemIndex === this._currentItemIndex) {
1399             if (this._currentItemLocked)
1400                 this.set('selectedItem', this.get('currentItem') ? this.get('currentItem').measurement.id() : null);
1401             return;
1402         }
1403
1404         var newItem = this._currentTimeSeriesData[newItemIndex];
1405         this._brushExtent = undefined;
1406         this._currentItemIndex = newItemIndex;
1407
1408         if (!newItem) {
1409             this._currentItemLocked = false;
1410             this.set('selectedItem', null);
1411         }
1412
1413         this._updateCurrentItemIndicators();
1414
1415         if (!doNotNotify)
1416             this.set('currentTime', newItem ? newItem.time : undefined);
1417
1418         this.set('currentItem', newItem);
1419         if (this._currentItemLocked)
1420             this.set('selectedItem', newItem ? newItem.measurement.id() : null);
1421     },
1422     _selectedItemChanged: function ()
1423     {
1424         if (!this._margin)
1425             return;
1426
1427         var selectedId = this.get('selectedItem');
1428         var currentItem = this.get('currentItem');
1429         if (currentItem && currentItem.measurement.id() == selectedId)
1430             return;
1431
1432         var series = this._currentTimeSeriesData;
1433         var selectedItemIndex = undefined;
1434         for (var i = 0; i < series.length; i++) {
1435             if (series[i].measurement.id() == selectedId) {
1436                 this._updateSelection(null);
1437                 this._currentItemLocked = true;
1438                 this._setCurrentItem(i);
1439                 this._updateSelectionToolbar();
1440                 return;
1441             }
1442         }
1443     }.observes('selectedItem').on('init'),
1444     _highlightedItemsChanged: function () {
1445         if (!this._margin)
1446             return;
1447
1448         var highlightedItems = this.get('highlightedItems');
1449
1450         var data = this._currentTimeSeriesData.filter(function (item) { return highlightedItems[item.measurement.id()]; });
1451
1452         if (this._highlights)
1453             this._highlights.forEach(function (highlight) { highlight.remove(); });
1454
1455         this._highlights.push(this._clippedContainer
1456             .selectAll(".highlight")
1457                 .data(data)
1458             .enter().append("line")
1459                 .attr("class", "highlight"));
1460
1461         this._updateHighlightPositions();
1462
1463     }.observes('highlightedItems'),
1464     _updateCurrentItemIndicators: function ()
1465     {
1466         if (!this._currentItemLine)
1467             return;
1468
1469         var item = this._currentTimeSeriesData[this._currentItemIndex];
1470         if (!item) {
1471             this._currentItemLine.attr("x1", -1000).attr("x2", -1000);
1472             this._currentItemCircle.attr("cx", -1000);
1473             return;
1474         }
1475
1476         var x = this._x(item.time);
1477         var y = this._y(item.value);
1478
1479         this._currentItemLine
1480             .attr("x1", x)
1481             .attr("x2", x);
1482
1483         this._currentItemCircle
1484             .attr("cx", x)
1485             .attr("cy", y);
1486     },
1487     _setCurrentSelection: function (newSelection)
1488     {
1489         if (this._brushExtent === newSelection)
1490             return;
1491
1492         var points = null;
1493         if (newSelection) {
1494             points = this._currentTimeSeriesData
1495                 .filter(function (point) { return point.time >= newSelection[0] && point.time <= newSelection[1]; });
1496             if (!points.length)
1497                 points = null;
1498         }
1499
1500         this._brushExtent = newSelection;
1501         this._setCurrentItem(undefined);
1502         this._updateSelectionToolbar();
1503
1504         this.set('sharedSelection', newSelection);
1505         this.sendAction('selectionChanged', newSelection, points);
1506     },
1507     _updateSelectionToolbar: function ()
1508     {
1509         if (!this.get('interactive'))
1510             return;
1511
1512         var selection = this._currentSelection();
1513         var selectionToolbar = $(this.get('element')).children('.selection-toolbar');
1514         if (selection) {
1515             var left = this._x(selection[0]);
1516             var right = this._x(selection[1]);
1517             selectionToolbar
1518                 .css({left: this._margin.left + right, top: this._margin.top + this._contentHeight})
1519                 .show();
1520         } else
1521             selectionToolbar.hide();
1522     },
1523     actions: {
1524         zoom: function ()
1525         {
1526             this.sendAction('zoom', this._currentSelection());
1527             this.set('selection', null);
1528         },
1529     },
1530 });
1531
1532
1533
1534 App.CommitsViewerComponent = Ember.Component.extend({
1535     repository: null,
1536     revisionInfo: null,
1537     commits: null,
1538     commitsChanged: function ()
1539     {
1540         var revisionInfo = this.get('revisionInfo');
1541
1542         var to = revisionInfo.get('currentRevision');
1543         var from = revisionInfo.get('previousRevision');
1544         var repository = this.get('repository');
1545         if (!from || !repository || !repository.get('hasReportedCommits'))
1546             return;
1547
1548         var self = this;
1549         CommitLogs.fetchForTimeRange(repository.get('id'), from, to).then(function (commits) {
1550             if (self.isDestroyed)
1551                 return;
1552             self.set('commits', commits.map(function (commit) {
1553                 return Ember.Object.create({
1554                     repository: repository,
1555                     revision: commit.revision,
1556                     url: repository.urlForRevision(commit.revision),
1557                     author: commit.authorName || commit.authorEmail,
1558                     message: commit.message ? commit.message.substr(0, 75) : null,
1559                 });
1560             }));
1561         }, function () {
1562             if (!self.isDestroyed)
1563                 self.set('commits', []);
1564         })
1565     }.observes('repository').observes('revisionInfo').on('init'),
1566 });