updateDirectly = function()

in src/core/echarts.ts [1551:1651]
78 lines of code
24 McCabe index (conditional complexity)

        updateDirectly = function (
            ecIns: ECharts,
            method: string,
            payload: Payload,
            mainType: ComponentMainType,
            subType?: ComponentSubType
        ): void {
            const ecModel = ecIns._model;

            ecModel.setUpdatePayload(payload);

            // broadcast
            if (!mainType) {
                // FIXME
                // Chart will not be update directly here, except set dirty.
                // But there is no such scenario now.
                each([].concat(ecIns._componentsViews).concat(ecIns._chartsViews), callView);
                return;
            }

            const query: QueryConditionKindA['query'] = {};
            query[mainType + 'Id'] = payload[mainType + 'Id'];
            query[mainType + 'Index'] = payload[mainType + 'Index'];
            query[mainType + 'Name'] = payload[mainType + 'Name'];

            const condition = {mainType: mainType, query: query} as QueryConditionKindA;
            subType && (condition.subType = subType); // subType may be '' by parseClassType;

            const excludeSeriesId = payload.excludeSeriesId;
            let excludeSeriesIdMap: HashMap<true, string>;
            if (excludeSeriesId != null) {
                excludeSeriesIdMap = createHashMap();
                each(modelUtil.normalizeToArray(excludeSeriesId), id => {
                    const modelId = modelUtil.convertOptionIdName(id, null);
                    if (modelId != null) {
                        excludeSeriesIdMap.set(modelId, true);
                    }
                });
            }

            // If dispatchAction before setOption, do nothing.
            ecModel && ecModel.eachComponent(condition, function (model) {
                const isExcluded = excludeSeriesIdMap && excludeSeriesIdMap.get(model.id) != null;
                if (isExcluded) {
                    return;
                };
                if (isHighDownPayload(payload)) {
                    if (model instanceof SeriesModel) {
                        if (
                            payload.type === HIGHLIGHT_ACTION_TYPE
                            && !payload.notBlur && !model.get(['emphasis', 'disabled'])
                        ) {
                            blurSeriesFromHighlightPayload(model, payload, ecIns._api);
                        }
                    }
                    else {
                        const { focusSelf, dispatchers } = findComponentHighDownDispatchers(
                            model.mainType, model.componentIndex, payload.name, ecIns._api
                        );
                        if (payload.type === HIGHLIGHT_ACTION_TYPE && focusSelf && !payload.notBlur) {
                            blurComponent(model.mainType, model.componentIndex, ecIns._api);
                        }
                        // PENDING:
                        // Whether to put this "enter emphasis" code in `ComponentView`,
                        // which will be the same as `ChartView` but might be not necessary
                        // and will be far from this logic.
                        if (dispatchers) {
                            each(dispatchers, dispatcher => {
                                payload.type === HIGHLIGHT_ACTION_TYPE
                                    ? enterEmphasis(dispatcher)
                                    : leaveEmphasis(dispatcher);
                            });
                        }
                    }
                }
                else if (isSelectChangePayload(payload)) {
                    // TODO geo
                    if (model instanceof SeriesModel) {
                        toggleSelectionFromPayload(model, payload, ecIns._api);
                        updateSeriesElementSelection(model);
                        markStatusToUpdate(ecIns);
                    }
                }
            }, ecIns);

            ecModel && ecModel.eachComponent(condition, function (model) {
                const isExcluded = excludeSeriesIdMap && excludeSeriesIdMap.get(model.id) != null;
                if (isExcluded) {
                    return;
                };
                callView(ecIns[
                    mainType === 'series' ? '_chartsMap' : '_componentsMap'
                ][model.__viewId]);
            }, ecIns);

            function callView(view: ComponentView | ChartView) {
                view && view.__alive && (view as any)[method] && (view as any)[method](
                    view.__model, ecModel, ecIns._api, payload
                );
            }
        };