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349 lines
11 KiB
349 lines
11 KiB
6 years ago
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import { AnomalyService } from '../services/anomaly_service'
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import {
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AnomalyKey, AnomalyType,
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AnomalyTypesSet, AnomalySegment, AnomalySegmentsSearcher, AnomalySermentPair
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} from '../model/anomaly';
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import { MetricExpanded } from '../model/metric'
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import { Segment, SegmentKey } from '../model/segment';
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import { SegmentsSet } from '../model/segment_set';
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import { SegmentArray } from '../model/segment_array';
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import { Emitter } from 'grafana/app/core/utils/emitter'
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import _ from 'lodash';
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export const REGION_FILL_ALPHA = 0.7;
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export const REGION_STROKE_ALPHA = 0.9;
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export const REGION_DELETE_COLOR_LIGHT = '#d1d1d1';
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export const REGION_DELETE_COLOR_DARK = 'white';
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export class AnomalyController {
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private _anomalyTypesSet: AnomalyTypesSet;
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private _selectedAnomalyKey: AnomalyKey = null;
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private _labelingDataAddedSegments: SegmentsSet<AnomalySegment>;
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private _labelingDataDeletedSegments: SegmentsSet<AnomalySegment>;
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private _newAnomalyType: AnomalyType = null;
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private _creatingNewAnomalyType: boolean = false;
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private _savingNewAnomalyType: boolean = false;
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private _tempIdCounted = -1;
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private _graphLocked = false;
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private _statusRunners: Set<AnomalyKey> = new Set<AnomalyKey>();
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constructor(private _panelObject: any, private _anomalyService: AnomalyService, private _emitter: Emitter) {
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if(_panelObject.anomalyTypes === undefined) {
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_panelObject.anomalyTypes = [];
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}
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this._labelingDataAddedSegments = new SegmentArray<AnomalySegment>();
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this._labelingDataDeletedSegments = new SegmentArray<AnomalySegment>();
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this._anomalyTypesSet = new AnomalyTypesSet(this._panelObject.anomalyTypes);
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this.anomalyTypes.forEach(a => this.runAnomalyTypeAlertEnabledWaiter(a));
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}
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getAnomalySegmentsSearcher(): AnomalySegmentsSearcher {
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return this._anomalySegmentsSearcher.bind(this);
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}
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private _anomalySegmentsSearcher(point: number): AnomalySermentPair[] {
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var result: AnomalySermentPair[] = [];
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this._anomalyTypesSet.anomalyTypes.forEach(at => {
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var segs = at.segments.findSegments(point);
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segs.forEach(s => {
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result.push({ anomalyType: at, segment: s });
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})
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})
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return result;
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}
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createAnomalyType() {
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this._newAnomalyType = new AnomalyType();
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this._creatingNewAnomalyType = true;
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this._savingNewAnomalyType = false;
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}
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async saveNewAnomalyType(metricExpanded: MetricExpanded, panelId: number) {
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this._savingNewAnomalyType = true;
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await this._anomalyService.postNewAnomalyType(metricExpanded, this._newAnomalyType, panelId);
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this._anomalyTypesSet.addAnomalyType(this._newAnomalyType);
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this._creatingNewAnomalyType = false;
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this._savingNewAnomalyType = false;
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this.runAnomalyTypeAlertEnabledWaiter(this._newAnomalyType);
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}
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get creatingAnomalyType() { return this._creatingNewAnomalyType; }
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get savingAnomalyType() { return this._savingNewAnomalyType; }
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get newAnomalyType(): AnomalyType { return this._newAnomalyType; }
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get graphLocked() { return this._graphLocked; }
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set graphLocked(value) {
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this._graphLocked = value;
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}
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get labelingAnomaly(): AnomalyType {
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if(this._selectedAnomalyKey === null) {
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return null;
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}
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return this._anomalyTypesSet.byKey(this._selectedAnomalyKey);
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}
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async toggleAnomalyTypeLabelingMode(key: AnomalyKey) {
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if(this.labelingAnomaly && this.labelingAnomaly.saving) {
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throw new Error('Can`t toggel during saving');
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}
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if(this._selectedAnomalyKey === key) {
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return this.disableAnomalyLabeling();
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}
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await this.disableAnomalyLabeling();
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this._selectedAnomalyKey = key;
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this.labelingAnomaly.selected = true;
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this.toggleAnomalyVisibility(key, true);
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}
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async disableAnomalyLabeling() {
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if(this._selectedAnomalyKey === null) {
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return;
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}
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this.labelingAnomaly.saving = true;
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var newIds = await this._saveLabelingData();
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this._labelingDataAddedSegments.getSegments().forEach((s, i) => {
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this.labelingAnomaly.segments.updateKey(s.key, newIds[i]);
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})
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this.labelingAnomaly.saving = false;
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var anomaly = this.labelingAnomaly;
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this.dropLabeling();
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this._runAnomalyTypeStatusWaiter(anomaly);
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}
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undoLabeling() {
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this._labelingDataAddedSegments.getSegments().forEach(s => {
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this.labelingAnomaly.segments.remove(s.key);
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});
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this._labelingDataDeletedSegments.getSegments().forEach(s => {
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this.labelingAnomaly.segments.addSegment(s);
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});
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this.dropLabeling();
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}
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dropLabeling() {
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this._labelingDataAddedSegments.clear();
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this._labelingDataDeletedSegments.clear();
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this.labelingAnomaly.selected = false;
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this._selectedAnomalyKey = null;
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this._tempIdCounted = -1;
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}
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get labelingMode(): boolean {
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return this._selectedAnomalyKey !== null;
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}
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get labelingDeleteMode(): boolean {
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if(!this.labelingMode) {
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return false;
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}
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return this.labelingAnomaly.deleteMode;
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}
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addLabelSegment(segment: Segment) {
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var asegment = this.labelingAnomaly.addLabeledSegment(segment);
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this._labelingDataAddedSegments.addSegment(asegment);
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}
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get anomalyTypes(): AnomalyType[] {
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return this._anomalyTypesSet.anomalyTypes;
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}
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onAnomalyColorChange(key: AnomalyKey, value) {
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this._anomalyTypesSet.byKey(key).color = value;
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}
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fetchAnomalyTypesStatuses() {
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this.anomalyTypes.forEach(a => this._runAnomalyTypeStatusWaiter(a));
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}
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async fetchAnomalyTypesSegments(from: number, to: number) {
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if(!_.isNumber(from)) {
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throw new Error('from isn`t number');
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}
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if(!_.isNumber(+to)) {
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throw new Error('to isn`t number');
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}
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var tasks = this.anomalyTypes.map(a => this.fetchSegments(a, from, to));
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return Promise.all(tasks);
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}
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async fetchSegments(anomalyType: AnomalyType, from: number, to: number): Promise<void> {
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if(!_.isNumber(from)) {
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throw new Error('from isn`t number');
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}
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if(!_.isNumber(+to)) {
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throw new Error('to isn`t number');
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}
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var allSegmentsList = await this._anomalyService.getSegments(anomalyType.key, from, to);
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var allSegmentsSet = new SegmentArray(allSegmentsList);
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if(anomalyType.selected) {
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this._labelingDataAddedSegments.getSegments().forEach(s => allSegmentsSet.addSegment(s));
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this._labelingDataDeletedSegments.getSegments().forEach(s => allSegmentsSet.remove(s.key));
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}
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anomalyType.segments = allSegmentsSet;
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}
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private async _saveLabelingData(): Promise<SegmentKey[]> {
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var anomaly = this.labelingAnomaly;
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if(anomaly === null) {
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throw new Error('anomaly is not selected');
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}
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if(
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this._labelingDataAddedSegments.length === 0 &&
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this._labelingDataDeletedSegments.length === 0
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) {
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return [];
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}
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return this._anomalyService.updateSegments(
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anomaly.key, this._labelingDataAddedSegments, this._labelingDataDeletedSegments
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);
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}
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// TODO: move to renderer
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updateFlotEvents(isEditMode, options) {
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if(options.grid.markings === undefined) {
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options.markings = [];
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}
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for(var i = 0; i < this.anomalyTypes.length; i++) {
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var anomalyType = this.anomalyTypes[i];
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var borderColor = addAlphaToRGB(anomalyType.color, REGION_STROKE_ALPHA);
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var fillColor = addAlphaToRGB(anomalyType.color, REGION_FILL_ALPHA);
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var segments = anomalyType.segments.getSegments();
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if(!anomalyType.visible) {
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continue;
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}
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if(isEditMode && this.labelingMode) {
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if(anomalyType.selected) {
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borderColor = addAlphaToRGB(borderColor, 0.7);
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fillColor = addAlphaToRGB(borderColor, 0.7);
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} else {
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continue;
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}
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}
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var rangeDist = +options.xaxis.max - +options.xaxis.min;
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segments.forEach(s => {
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var expanded = s.expandDist(rangeDist, 0.01);
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options.grid.markings.push({
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xaxis: { from: expanded.from, to: expanded.to },
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color: fillColor
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});
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options.grid.markings.push({
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xaxis: { from: expanded.from, to: expanded.from },
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color: borderColor
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});
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options.grid.markings.push({
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xaxis: { from: expanded.to, to: expanded.to },
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color: borderColor
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});
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});
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}
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}
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deleteLabelingAnomalySegmentsInRange(from: number, to: number) {
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var allRemovedSegs = this.labelingAnomaly.removeSegmentsInRange(from, to);
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allRemovedSegs.forEach(s => {
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if(!this._labelingDataAddedSegments.has(s.key)) {
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this._labelingDataDeletedSegments.addSegment(s);
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}
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});
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this._labelingDataAddedSegments.removeInRange(from, to);
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}
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toggleDeleteMode() {
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if(!this.labelingMode) {
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throw new Error('Cant enter delete mode is labeling mode disabled');
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}
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this.labelingAnomaly.deleteMode = !this.labelingAnomaly.deleteMode;
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}
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removeAnomalyType(key) {
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if(key === this._selectedAnomalyKey) {
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this.dropLabeling();
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}
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this._anomalyTypesSet.removeAnomalyType(key);
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}
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private async _runAnomalyTypeStatusWaiter(anomalyType: AnomalyType) {
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if(anomalyType === undefined || anomalyType === null) {
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throw new Error('anomalyType not defined');
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}
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if(this._statusRunners.has(anomalyType.key)) {
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return;
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}
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this._statusRunners.add(anomalyType.key);
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var statusGenerator = this._anomalyService.getAnomalyTypeStatusGenerator(
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anomalyType.key, 1000
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);
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for await (const status of statusGenerator) {
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if(anomalyType.status !== status) {
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anomalyType.status = status;
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this._emitter.emit('anomaly-type-status-change', anomalyType);
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}
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if(!anomalyType.isActiveStatus) {
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break;
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}
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}
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this._statusRunners.delete(anomalyType.key);
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}
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async runAnomalyTypeAlertEnabledWaiter(anomalyType: AnomalyType) {
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var enabled = await this._anomalyService.getAlertEnabled(anomalyType.key);
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if(anomalyType.alertEnabled !== enabled) {
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anomalyType.alertEnabled = enabled;
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this._emitter.emit('anomaly-type-alert-change', anomalyType);
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}
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}
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async toggleAnomalyTypeAlertEnabled(anomalyType: AnomalyType) {
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var enabled = anomalyType.alertEnabled;
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anomalyType.alertEnabled = undefined;
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await this._anomalyService.setAlertEnabled(anomalyType.key, enabled);
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anomalyType.alertEnabled = enabled;
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this._emitter.emit('anomaly-type-alert-change', anomalyType);
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}
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public getIdForNewLabelSegment() {
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this._tempIdCounted--;
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return this._tempIdCounted;
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}
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public toggleAnomalyVisibility(key: AnomalyKey, value?: boolean) {
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var anomaly = this._anomalyTypesSet.byKey(key);
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if(value !== undefined) {
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anomaly.visible = value;
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} else {
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anomaly.visible = !anomaly.visible;
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}
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}
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}
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function addAlphaToRGB(colorString: string, alpha: number): string {
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let color = tinycolor(colorString);
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if (color.isValid()) {
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color.setAlpha(color.getAlpha() * alpha);
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return color.toRgbString();
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} else {
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return colorString;
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}
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}
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