Загрузка данных


import { IChartApi, ISeriesApi, SeriesType } from 'lightweight-charts';

import { DOMObject, DOMObjectParams } from '@core/DOMObject';
import { ISeriesDrawing } from '@core/Drawings/common';
import { SeriesStrategies } from '@src/modules/series-strategies/SeriesFactory';
import { SettingsTab, SettingsValues } from '@src/types/settings';

type IDrawing = DOMObject;

interface DrawingParams extends DOMObjectParams {
  lwcChart: IChartApi;
  mainSeries: SeriesStrategies;
  onDelete: (id: string) => void;
  construct: (chart: IChartApi, series: ISeriesApi<SeriesType>) => ISeriesDrawing;
}

export class Drawing extends DOMObject implements IDrawing {
  private lwcDrawing: ISeriesDrawing;
  private mainSeries: SeriesStrategies;

  constructor({ lwcChart, name, mainSeries, id, onDelete, zIndex, moveUp, moveDown, construct }: DrawingParams) {
    super({ id, name, zIndex, onDelete, moveUp, moveDown });

    this.lwcDrawing = construct(lwcChart, mainSeries);
    this.onDelete = onDelete;
    this.mainSeries = mainSeries;
  }

  public delete() {
    this.destroy();
    super.delete();
  }

  public getLwcDrawing() {
    return this.lwcDrawing;
  }

  public show() {
    this.lwcDrawing.show();
    super.show();
  }

  public hide() {
    this.lwcDrawing.hide();
    super.hide();
  }

  public rebind = (nextMainSeries: SeriesStrategies) => {
    this.lwcDrawing.rebind(nextMainSeries);
    this.mainSeries = nextMainSeries;
  };

  public isCreationPending(): boolean {
    return this.lwcDrawing.isCreationPending();
  }

  public shouldShowInObjectTree(): boolean {
    return this.lwcDrawing.shouldShowInObjectTree();
  }

  public getState(): unknown {
    return this.lwcDrawing.getState();
  }

  public setState(state: unknown): void {
    this.lwcDrawing.setState(state);
  }

  public getSettings(): SettingsValues {
    return this.lwcDrawing.getSettings();
  }

  public updateSettings(settings: SettingsValues): void {
    this.lwcDrawing.updateSettings(settings);
  }

  public getSettingsTabs(): SettingsTab[] {
    return this.lwcDrawing.getSettingsTabs();
  }

  public hasSettings(): boolean {
    return this.getSettingsTabs().some((tab) => tab.fields.length > 0);
  }

  public destroy() {
    this.mainSeries.detachPrimitive(this.lwcDrawing);
    this.lwcDrawing.destroy();
  }
}



import { IChartApi, ISeriesApi, SeriesType } from 'lightweight-charts';
import { BehaviorSubject, Observable, Subscription } from 'rxjs';

import { EventManager } from '@core';
import { DOMModel } from '@core/DOMModel';
import { Drawing } from '@core/Drawings';
import { ISeriesDrawing } from '@core/Drawings/common';
import { Ray } from '@core/Drawings/ray';
import { Text } from '@core/Drawings/text/text';
import { TrendLine } from '@core/Drawings/trendLine';
import { VolumeProfile } from '@core/Drawings/volumeProfile';

import { drawingLabelById, DrawingsNames } from '@src/constants';
import { AxisLine } from '@src/core/Drawings/axisLine';
import { Diapson } from '@src/core/Drawings/diapson';
import { Rectangle } from '@src/core/Drawings/rectangle';
import { Ruler } from '@src/core/Drawings/ruler';
import { SliderPosition } from '@src/core/Drawings/sliderPosition';
import { Traectory } from '@src/core/Drawings/traectory';
import { SeriesStrategies } from '@src/modules/series-strategies/SeriesFactory';
import { ActiveDrawingTool } from '@src/types';

interface DrawingsManagerParams {
  eventManager: EventManager;
  mainSeries$: Observable<SeriesStrategies | null>;
  lwcChart: IChartApi;
  DOM: DOMModel;
  container: HTMLElement;
  openDrawingSettings: (drawing: Drawing) => void;
}

export interface DrawingParams {
  chart: IChartApi;
  series: ISeriesApi<SeriesType>;
  eventManager: EventManager;
  container: HTMLElement;
  removeSelf: () => void;
  openSettings: () => void;
}

export interface DrawingConfig {
  singleInstance?: boolean;
  construct: (params: DrawingParams) => ISeriesDrawing;
}

export const drawingsMap: Record<DrawingsNames, DrawingConfig> = {
  [DrawingsNames.trendLine]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new TrendLine(chart, series, {
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.ray]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new Ray(chart, series, {
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.horizontalLine]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new AxisLine(chart, series, {
        direction: 'horizontal',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.horizontalRay]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new TrendLine(chart, series, {
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.verticalLine]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new AxisLine(chart, series, {
        direction: 'vertical',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.sliderLong]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new SliderPosition(chart, series, {
        side: 'long',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        resetTriggers: [eventManager.getTimeframeObs(), eventManager.getInterval()],
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.sliderShort]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new SliderPosition(chart, series, {
        side: 'short',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        resetTriggers: [eventManager.getTimeframeObs(), eventManager.getInterval()],
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.diapsonDates]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new Diapson(chart, series, {
        rangeMode: 'date',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.diapsonPrices]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new Diapson(chart, series, {
        rangeMode: 'price',
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.fixedProfile]: {
    construct: ({ chart, series, container, eventManager, removeSelf, openSettings }) => {
      return new VolumeProfile(chart, series, {
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.rectangle]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new Rectangle(chart, series, {
        container,
        formatObservable: eventManager.getChartOptionsModel(),
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.ruler]: {
    singleInstance: true,
    construct: ({ chart, series, eventManager, removeSelf }) => {
      return new Ruler(chart, series, {
        formatObservable: eventManager.getChartOptionsModel(),
        resetTriggers: [eventManager.getTimeframeObs(), eventManager.getInterval()],
        removeSelf,
      });
    },
  },
  [DrawingsNames.traectory]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new Traectory(chart, series, {
        formatObservable: eventManager.getChartOptionsModel(),
        container,
        removeSelf,
        openSettings,
      });
    },
  },
  [DrawingsNames.text]: {
    construct: ({ chart, series, eventManager, container, removeSelf, openSettings }) => {
      return new Text(chart, series, {
        formatObservable: eventManager.getChartOptionsModel(),
        container,
        removeSelf,
        openSettings,
      });
    },
  },
};

export class DrawingsManager {
  private eventManager: EventManager;
  private lwcChart: IChartApi;
  private drawingsQty = 0; // todo: replace with hash
  private DOM: DOMModel;
  private container: HTMLElement;
  private openDrawingSettings: (drawing: Drawing) => void;

  private mainSeries: SeriesStrategies | null = null;
  private subscriptions = new Subscription();
  private drawings$ = new BehaviorSubject<Drawing[]>([]);
  private activeTool$ = new BehaviorSubject<ActiveDrawingTool>('crosshair');
  private endlessMode$ = new BehaviorSubject(false);
  private recreateScheduled = false;

  constructor({ eventManager, mainSeries$, lwcChart, DOM, container, openDrawingSettings }: DrawingsManagerParams) {
    this.DOM = DOM;
    this.eventManager = eventManager;
    this.lwcChart = lwcChart;
    this.container = container;
    this.openDrawingSettings = openDrawingSettings;

    this.subscriptions.add(
      mainSeries$.subscribe((series) => {
        if (!series) {
          return;
        }

        this.mainSeries = series;
        this.drawings$.value.forEach((drawing) => drawing.rebind(series));
      }),
    );

    window.addEventListener('pointerup', this.handlePointerUp);
    this.container.addEventListener('click', this.handleClick);
    this.container.addEventListener('pointerdown', this.handlePointerDown);
  }

  private handlePointerDown = (): void => {
    this.DOM.refreshEntities();
  };

  private handlePointerUp = (): void => {
    this.DOM.refreshEntities();
    this.updateActiveTool();
  };

  private handleClick = (): void => {
    this.DOM.refreshEntities();
    this.updateActiveTool();
  };

  private updateActiveTool = (): void => {
    const hasPendingDrawing = this.drawings$.value.some((drawing) => drawing.isCreationPending());

    if (hasPendingDrawing) {
      return;
    }

    const activeTool = this.activeTool$.value;
    const isSingleInstanceTool = activeTool !== 'crosshair' && drawingsMap[activeTool]?.singleInstance;

    if (activeTool !== 'crosshair' && this.endlessMode$.value && !isSingleInstanceTool) {
      if (this.recreateScheduled) {
        return;
      }

      this.recreateScheduled = true;

      queueMicrotask(() => {
        this.recreateScheduled = false;

        const currentTool = this.activeTool$.value;
        const hasPendingAfterTick = this.drawings$.value.some((drawing) => drawing.isCreationPending());

        if (currentTool === 'crosshair') {
          return;
        }

        if (!this.endlessMode$.value) {
          return;
        }

        if (drawingsMap[currentTool]?.singleInstance) {
          return;
        }

        if (hasPendingAfterTick) {
          return;
        }

        this.createDrawing(currentTool);
      });

      return;
    }

    this.activeTool$.next('crosshair');
  };

  private removeDrawing = (id: string): void => {
    const objectToRemove = this.drawings$.value.find((drawing) => drawing.id === id);

    if (!objectToRemove) {
      return;
    }

    this.removeDrawings([objectToRemove]);
  };

  private removeDrawingsByName(name: string, shouldUpdateTool = true): void {
    const drawingsToRemove = this.drawings$.value.filter((drawing) => drawing.id.startsWith(name));

    this.removeDrawings(drawingsToRemove, shouldUpdateTool);
  }

  private removePendingDrawings(shouldUpdateTool = true): void {
    const drawingsToRemove = this.drawings$.value.filter((drawing) => drawing.isCreationPending());

    this.removeDrawings(drawingsToRemove, shouldUpdateTool);
  }

  private removeDrawings(drawingsToRemove: Drawing[], shouldUpdateTool = true): void {
    if (!drawingsToRemove.length) {
      return;
    }

    drawingsToRemove.forEach((drawing) => {
      drawing.destroy();
      this.DOM.removeEntity(drawing);
    });

    this.drawings$.next(this.drawings$.value.filter((drawing) => !drawingsToRemove.includes(drawing)));

    if (shouldUpdateTool) {
      this.updateActiveTool();
    }

    this.DOM.refreshEntities();
  }

  public addDrawingForce = (name: DrawingsNames): void => {
    this.removePendingDrawings(false);

    if (drawingsMap[name].singleInstance) {
      this.removeDrawingsByName(name, false);
    }

    this.activeTool$.next(name);
    this.createDrawing(name);
    this.DOM.refreshEntities();
  };

  private createDrawing = (name: DrawingsNames): void => {
    if (!this.mainSeries) {
      throw new Error('[Drawings] main series is not defined');
    }

    const config = drawingsMap[name];
    const drawingId = `${name}${this.drawingsQty}`;

    let createdDrawing: Drawing | null = null;

    const construct = (chart: IChartApi, series: ISeriesApi<SeriesType>) =>
      config.construct({
        chart,
        series,
        eventManager: this.eventManager,
        container: this.container,
        removeSelf: () => this.removeDrawing(drawingId),
        openSettings: () => {
          if (createdDrawing) {
            this.openDrawingSettings(createdDrawing);
          }
        },
      });

    const drawingFactory = (zIndex: number, moveUp: (id: string) => void, moveDown: (id: string) => void) =>
      new Drawing({
        lwcChart: this.lwcChart,
        mainSeries: this.mainSeries as SeriesStrategies,
        id: drawingId,
        name: drawingLabelById[name],
        onDelete: this.removeDrawing,
        zIndex,
        moveDown,
        moveUp,
        construct,
      });

    const entity = this.DOM.setEntity<Drawing>(drawingFactory);
    createdDrawing = entity;

    this.drawingsQty++;
    this.drawings$.next([...this.drawings$.value, entity]);
  };

  public setEndlessDrawingMode = (value: boolean): void => {
    this.endlessMode$.next(value);
  };

  public isEndlessDrawingsMode(): Observable<boolean> {
    return this.endlessMode$.asObservable();
  }

  public getActiveTool(): Observable<ActiveDrawingTool> {
    return this.activeTool$.asObservable();
  }

  public activateCrosshair(): void {
    this.removePendingDrawings(false);
    this.activeTool$.next('crosshair');
    this.DOM.refreshEntities();
  }

  public entities(): Observable<Drawing[]> {
    return this.drawings$.asObservable();
  }

  public openSettings(drawing: Drawing): void {
    this.openDrawingSettings(drawing);
  }

  public getDrawings() {}

  public hideAll() {}

  public destroy(): void {
    window.removeEventListener('pointerup', this.handlePointerUp);
    this.container.removeEventListener('click', this.handleClick);
    this.container.removeEventListener('pointerdown', this.handlePointerDown);

    this.subscriptions.unsubscribe();
    this.drawings$.complete();
    this.activeTool$.complete();
    this.endlessMode$.complete();
  }
}


import { IChartApi, IPaneApi, Time } from 'lightweight-charts';

import { BehaviorSubject, Subscription } from 'rxjs';

import { ChartTooltip } from '@components/ChartTooltip';
import { LegendComponent } from '@components/Legend';
import { ChartMouseEvents } from '@core/ChartMouseEvents';
import { ContainerManager } from '@core/ContainerManager';
import { DataSource } from '@core/DataSource';
import { DOMModel } from '@core/DOMModel';
import { DrawingsManager } from '@core/DrawingsManager';
import { EventManager } from '@core/EventManager';
import { Indicator } from '@core/Indicator';
import { Legend } from '@core/Legend';
import { ReactRenderer } from '@core/ReactRenderer';
import { TooltipService } from '@core/Tooltip';
import { UIRenderer } from '@core/UIRenderer';
import { EntitySettingsModal } from '@src/components/EntitySettingsModal';
import { DrawingsNames, indicatorLabelById } from '@src/constants';
import { Drawing } from '@src/core/Drawings';
import { ModalRenderer } from '@src/core/ModalRenderer';
import { SeriesFactory, SeriesStrategies } from '@src/modules/series-strategies/SeriesFactory';
import { OHLCConfig, TooltipConfig } from '@src/types';
import { ensureDefined } from '@src/utils';

export interface PaneParams {
  id: number;
  lwcChart: IChartApi;
  eventManager: EventManager;
  DOM: DOMModel;
  isMainPane: boolean;
  ohlcConfig: OHLCConfig;
  dataSource: DataSource | null; // todo: deal with dataSource. На каких то пейнах он нужен, на каких то нет
  basedOn?: Pane; // Pane на котором находится главная серия, или серия, по которой строятся серии на текущем пейне
  subscribeChartEvent: ChartMouseEvents['subscribe'];
  tooltipConfig: TooltipConfig;
  onDelete: () => void;
  chartContainer: HTMLElement;
  modalRenderer: ModalRenderer;
}

// todo: Pane, ему должна принадлежать mainSerie, а также IndicatorManager и drawingsManager, mouseEvents. Также перекинуть соответствующие/необходимые свойства из чарта, и из чарта удалить
// todo: Учитывать, что есть линейка, которая рисуется одна для всех пейнов
// todo: в CompareManage, при создании нового пейна для сравнения - инициализируем новый dataSource, принадлежащий только конкретному пейну. Убираем возможность добавлять индикаторы на такие пейны
// todo: на каждый символ свой DataSource (учитывать что есть MainPane и "главный" DataSource, который инициализиурется во время старта moexChart)
// todo: сделать два разных представления для compare, в зависимости от отображения на главном пейне или на второстепенном

export class Pane {
  private readonly id: number;
  private isMain: boolean;
  private mainSeries: BehaviorSubject<SeriesStrategies | null> = new BehaviorSubject<SeriesStrategies | null>(null); // Main Series. Exists in a single copy
  private legend!: Legend;
  private tooltip: TooltipService | undefined;

  private indicatorsMap: BehaviorSubject<Map<string, Indicator>> = new BehaviorSubject<Map<string, Indicator>>(
    new Map(),
  );

  private lwcPane: IPaneApi<Time>;
  private lwcChart: IChartApi;

  private eventManager: EventManager;
  private drawingsManager: DrawingsManager;

  private legendContainer!: HTMLElement;
  private paneOverlayContainer!: HTMLElement;
  private legendRenderer!: UIRenderer;
  private tooltipRenderer: UIRenderer | undefined;
  private modalRenderer: ModalRenderer;

  private mainSerieSub!: Subscription;
  private subscribeChartEvent: ChartMouseEvents['subscribe'];
  private onDelete: () => void;
  private subscriptions = new Subscription();

  constructor({
    lwcChart,
    eventManager,
    dataSource,
    DOM,
    isMainPane,
    ohlcConfig,
    id,
    basedOn,
    subscribeChartEvent,
    tooltipConfig,
    onDelete,
    chartContainer,
    modalRenderer,
  }: PaneParams) {
    this.onDelete = onDelete;
    this.eventManager = eventManager;
    this.lwcChart = lwcChart;
    this.modalRenderer = modalRenderer;
    this.subscribeChartEvent = subscribeChartEvent;
    this.isMain = isMainPane ?? false;
    this.id = id;

    this.initializeLegend({ ohlcConfig });

    if (isMainPane) {
      this.lwcPane = this.lwcChart.panes()[this.id];
    } else {
      this.lwcPane = this.lwcChart.addPane(true);
    }

    this.tooltip = new TooltipService({
      config: tooltipConfig,
      legend: this.legend,
      paneOverlayContainer: this.paneOverlayContainer,
    });

    this.tooltipRenderer = new ReactRenderer(this.paneOverlayContainer);

    this.tooltipRenderer.renderComponent(
      <ChartTooltip
        formatObs={this.eventManager.getChartOptionsModel()}
        timeframeObs={this.eventManager.getTimeframeObs()}
        viewModel={this.tooltip.getTooltipViewModel()}
        // ohlcConfig={this.legend.getConfig()}
        ohlcConfig={ohlcConfig}
        tooltipConfig={this.tooltip.getConfig()}
      />,
    );

    if (dataSource) {
      this.initializeMainSerie({ lwcChart, dataSource });
    } else if (basedOn) {
      this.mainSeries = basedOn?.getMainSerie();
    } else {
      console.error('[Pane]: There is no any mainSerie for new pane');
    }

    this.drawingsManager = new DrawingsManager({
      // todo: менеджер дровингов должен быть один на чарт, не на пейн
      eventManager,
      DOM,
      mainSeries$: this.mainSeries.asObservable(),
      lwcChart,
      container: chartContainer,
      openDrawingSettings: this.openDrawingSettings,
    });

    this.subscriptions.add(
      // todo: переедет в пейн
      this.drawingsManager.entities().subscribe((drawings) => {
        const hasRuler = drawings.some((drawing) => drawing.id.startsWith(DrawingsNames.ruler));
        this.legendContainer.style.display = hasRuler ? 'none' : '';
      }),
    );
  }

  public getMainSerie = () => {
    return this.mainSeries;
  };

  public getId = () => {
    return this.id;
  };

  public setIndicator(indicatorId: string, indicator: Indicator): void {
    const map = this.indicatorsMap.value;

    map.set(indicatorId, indicator);

    this.indicatorsMap.next(map);
  }

  public removeIndicator(indicatorId: string): void {
    const map = this.indicatorsMap.value;

    map.delete(indicatorId);

    this.indicatorsMap.next(map);

    if (map.size === 0 && !this.isMain) {
      this.destroy();
    }
  }

  public getDrawingManager(): DrawingsManager {
    return this.drawingsManager;
  }

  private initializeLegend({ ohlcConfig }: { ohlcConfig: OHLCConfig }) {
    const { legendContainer, paneOverlayContainer } = ContainerManager.createPaneContainers();
    this.legendContainer = legendContainer;
    this.paneOverlayContainer = paneOverlayContainer;
    this.legendRenderer = new ReactRenderer(legendContainer);

    requestAnimationFrame(() => {
      setTimeout(() => {
        const lwcPaneElement = this.lwcPane.getHTMLElement();
        if (!lwcPaneElement) return;
        lwcPaneElement.style.position = 'relative';
        lwcPaneElement.appendChild(legendContainer);
        lwcPaneElement.appendChild(paneOverlayContainer);
      }, 0);
    });

    // todo: переписать код ниже под логику пейнов
    // /*
    //   Внутри lightweight-chart DOM построен как таблица из 3 td
    //   [0] left priceScale, [1] center chart, [2] right priceScale
    //   Кладём легенду в td[1] и тогда легенда сама будет адаптироваться при изменении ширины шкал
    // */
    // requestAnimationFrame(() => {
    //   const root = chartAreaContainer.querySelector('.tv-lightweight-charts');
    //   console.log(root)
    //   const table = root?.querySelector('table');
    //   console.log(table)
    //
    //   const htmlCollectionOfPanes = table?.getElementsByTagName('td')
    //   console.log(htmlCollectionOfPanes)
    //
    //   const centerId = htmlCollectionOfPanes?.[1];
    //   console.log(centerId)
    //
    //   if (centerId && legendContainer && legendContainer.parentElement !== centerId) {
    //     centerId.appendChild(legendContainer);
    //   }
    // });
    // /*
    //   Внутри lightweight-chart DOM построен как таблица из 3 td
    //   [0] left priceScale, [1] center chart, [2] right priceScale
    //   Кладём легенду в td[1] и тогда легенда сама будет адаптироваться при изменении ширины шкал
    // */
    // requestAnimationFrame(() => {
    //   const root = chartAreaContainer.querySelector('.tv-lightweight-charts');
    //   const table = root?.querySelector('table');
    //   const centerId = table?.getElementsByTagName('td')?.[1];
    //
    //   if (centerId && legendContainer && legendContainer.parentElement !== centerId) {
    //     centerId.appendChild(legendContainer);
    //   }
    // });

    this.legend = new Legend({
      config: ohlcConfig,
      indicators: this.indicatorsMap,
      eventManager: this.eventManager,
      subscribeChartEvent: this.subscribeChartEvent,
      mainSeries: this.isMain ? this.mainSeries : null,
      paneId: this.id,
      openIndicatorSettings: (indicatorId, indicator) => {
        let settings = indicator.getSettings();

        this.modalRenderer.renderComponent(
          <EntitySettingsModal
            tabs={[{ key: 'arguments', label: 'Аргументы', fields: indicator.getSettingsConfig() }]}
            values={settings}
            onChange={(nextSettings) => {
              settings = nextSettings;
            }}
            initialTabKey="arguments"
          />,
          {
            size: 'sm',
            title: indicatorLabelById[indicatorId],
            onSave: () => indicator.updateSettings(settings),
          },
        );
      },
      // todo: throw isMainPane
    });

    this.legendRenderer.renderComponent(
      <LegendComponent
        ohlcConfig={this.legend.getConfig()}
        viewModel={this.legend.getLegendViewModel()}
      />,
    );
  }

  private initializeMainSerie({ lwcChart, dataSource }: { lwcChart: IChartApi; dataSource: DataSource }) {
    this.mainSerieSub = this.eventManager.subscribeSeriesSelected((nextSeries) => {
      this.mainSeries.value?.destroy();

      const next = ensureDefined(SeriesFactory.create(nextSeries))({
        lwcChart,
        dataSource,
        mainSymbol$: this.eventManager.getSymbol(),
        mainSerie$: this.mainSeries,
      });

      this.mainSeries.next(next);
    });
  }

  private openDrawingSettings = (drawing: Drawing) => {
    const tabs = drawing.getSettingsTabs();

    if (!tabs.length || tabs.every((tab) => tab.fields.length === 0)) {
      return;
    }

    let settings = drawing.getSettings();

    this.modalRenderer.renderComponent(
      <EntitySettingsModal
        tabs={tabs}
        values={settings}
        onChange={(nextSettings) => {
          settings = nextSettings;
        }}
        initialTabKey={tabs[0]?.key}
      />,
      {
        size: 'sm',
        title: drawing.name,
        onSave: () => drawing.updateSettings(settings),
      },
    );
  };

  public destroy() {
    this.subscriptions.unsubscribe();
    this.tooltip?.destroy();
    this.legend?.destroy();
    this.legendRenderer.destroy();

    this.tooltipRenderer?.destroy();
    this.indicatorsMap.complete();

    this.mainSerieSub?.unsubscribe();
    try {
      this.lwcChart.removePane(this.id);
    } catch (e) {
      console.log(e);
    }

    this.onDelete();
  }
}


import { DataSource } from '@core/DataSource';
import { DrawingsManager } from '@core/DrawingsManager';
import { Pane, PaneParams } from '@core/Pane';

type PaneManagerParams = Omit<PaneParams, 'isMainPane' | 'id' | 'basedOn' | 'onDelete'>;

// todo: PaneManager, регулирует порядок пейнов. Знает про MainPane.
// todo: Также перекинуть соответствующие/необходимые свойства из чарта, и из чарта удалить
// todo: в CompareManage, при создании нового пейна для сравнения - инициализируем новый dataSource, принадлежащий только конкретному пейну. Убираем возможность добавлять индикаторы на такие пейны
// todo: на каждый символ свой DataSource (учитывать что есть MainPane и "главный" DataSource, который инициализиурется во время старта moexChart)
// todo: сделать два разных представления для compare, в зависимости от отображения на главном пейне или на второстепенном

export class PaneManager {
  private mainPane: Pane;
  private paneChartInheritedParams: PaneManagerParams & { isMainPane: boolean };
  private panesMap: Map<number, Pane> = new Map<number, Pane>();
  private panesIdIterator = 0;

  constructor(params: PaneManagerParams) {
    this.paneChartInheritedParams = { ...params, isMainPane: false };

    this.mainPane = new Pane({ ...params, isMainPane: true, id: 0, onDelete: () => {} });

    this.panesMap.set(this.panesIdIterator++, this.mainPane);
  }

  public getPanes() {
    return this.panesMap;
  }

  public getMainPane: () => Pane = () => {
    return this.mainPane;
  };

  public addPane(dataSource?: DataSource): Pane {
    const id = this.panesIdIterator++;

    const pane = new Pane({
      ...this.paneChartInheritedParams,
      id,
      dataSource: dataSource ?? null,
      basedOn: dataSource ? undefined : this.mainPane,
      onDelete: () => {
        this.panesIdIterator--;
        this.panesMap.delete(id);
      },
    });

    this.panesMap.set(id, pane);

    return pane;
  }

  public getDrawingsManager(): DrawingsManager {
    // todo: temp
    return this.mainPane.getDrawingManager();
  }
}