public update()

in src/visual.ts [156:228]
53 lines of code
15 McCabe index (conditional complexity)

    public update(options: powerbi.extensibility.visual.VisualUpdateOptions): void {
        const dataView: powerbi.DataView = options
            && options.dataViews
            && options && options.dataViews[0];

        if (!dataView) {
            return;
        }

        const viewport: powerbi.IViewport = options && options.viewport
            ? { ...options.viewport }
            : { height: 0, width: 0 };

        const settings: Settings = (Settings.getDefault() as Settings).parse(dataView);

        this.stateService.parse(settings.internalState);

        this.converterOptions = {
            columnMapping: this.stateService.states.columnMapping.getColumnMapping(),
            dataView,
            settings,
            settingsState: this.stateService.states.settings,
            viewMode: options.viewMode,
            viewport,
        };

        const columnSet: IDataRepresentationColumnSet = this.columnSetConverter.convert(this.converterOptions);

        this.stateService.states.columnMapping.applyDefaultRows(columnSet[actualValueColumn.name]);

        const dataRepresentation: IDataRepresentation = this.dataDirector.convert(this.converterOptions);

        const isAdvancedEditModeTurnedOn: boolean = options.editMode === powerbi.EditMode.Advanced
            && dataRepresentation.isDataColumnBasedModel;

        if (this.renderOptions
            && this.settingsService
            && this.renderOptions.isAdvancedEditModeTurnedOn === true
            && isAdvancedEditModeTurnedOn === false
        ) {
            /**
             * This is a workaround for Edit button issue. This line forces Power BI to update data-model and internal state
             * Edit button disappears once we turn this mode on and go back to common mode by clicking Back to Report
             *
             * Please visit https://pbix.visualstudio.com/DefaultCollection/PaaS/_workitems/edit/21334 to find out more about this issue
             */
            this.settingsService.save([{
                objectName: "editButtonHack",
                properties: {
                    "_#_apply_a_workaround_for_edit_mode_issue_#_": `${Math.random()}`,
                },
                selectionId: null,
            }]);
        }

        this.renderOptions = {
            columnSet,
            data: dataRepresentation,
            hyperlinkAdapter: this.hyperlinkAdapter,
            isAdvancedEditModeTurnedOn,
            settings,
            viewport,
        };

        this.component.render(this.renderOptions);

        if (this.stateService.states.settings.hasBeenUpdated
            && (options.viewMode === powerbi.ViewMode.Edit || options.viewMode === powerbi.ViewMode.InFocusEdit)
        ) {
            // We save state once rendering is done to save current series settings because they might be lost after filtering.
            this.stateService.save();
        }
    }