Method loadFinal

packages/sanddance-explorer/src/explorer.tsx:473–524

(dataContent: DataContent)

            );
            return new Promise<void>((resolve, reject) => {
                const loadFinal = (dataContent: DataContent) => {
                    let partialInsight: Partial<SandDance.specs.Insight>;
                    this.prefs = (optionsOrPrefs && (optionsOrPrefs as Options).chartPrefs || (optionsOrPrefs as Prefs)) || {};
                    if (getPartialInsight) {
                        partialInsight = getPartialInsight(dataContent.columns);
                        initPrefs(this.prefs, partialInsight);
                    }
                    if (!partialInsight) {
                        //load recommendation
                        const r = new RecommenderSummary(dataContent.columns, dataContent.data);
                        partialInsight = r.recommend();
                    }
                    partialInsight = {
                        facetStyle: 'wrap',
                        filter: null,
                        totalStyle: null,
                        transform: null,
                        ...partialInsight,
                    };
                    if (partialInsight.chart === 'barchart') {
                        partialInsight.chart = 'barchartV';
                    }
                    const selectedItemIndex = { ...this.state.selectedItemIndex };
                    const sideTabId = SideTabId.ChartType;
                    selectedItemIndex[DataScopeId.AllData] = 0;
                    selectedItemIndex[DataScopeId.FilteredData] = 0;
                    selectedItemIndex[DataScopeId.SelectedData] = 0;
                    const newState: Partial<State> = {
                        dataFile,
                        dataContent,
                        snapshots: dataContent.snapshots || this.state.snapshots,
                        autoCompleteDistinctValues: {},
                        filteredData: null,
                        tooltipExclusions: (optionsOrPrefs && (optionsOrPrefs as Options).tooltipExclusions) || [],
                        selectedItemIndex,
                        sideTabId,
                        ...partialInsight,
                    };
                    this.getColorContext = null;
                    ensureColumnsExist(newState.columns, dataContent.columns, newState.transform);
                    const errors = ensureColumnsPopulated(partialInsight?.chart, partialInsight?.totalStyle, newState.columns, dataContent.columns);
                    newState.errors = errors;
                    //change insight
                    this.changeInsight(
                        partialInsight,
                        { label: strings.labelHistoryInit, insert: true },
                        newState as State,
                    );
                    //make sure item is active
                    this.activateDataBrowserItem(sideTabId, this.state.dataScopeId);
                    resolve();
                };
                let dataFile: DataFile;
                if (Array.isArray(data)) {
                    return loadDataArray(data, 'json')