Method findComponents

src/model/Global.ts:646–682

* The interface is different from queryComponents, * which is convenient for inner usage. * * @usage * let result = findComponents( * {mainType: 'dataZoom', query: {dataZoomId: 'abc'}} * ); * let result = findComponents( * {mainType: 'series', subType:

(condition: QueryConditionKindA)

     * // result like [component0, component1, ...]
     */
    findComponents(condition: QueryConditionKindA): ComponentModel[] {
        const query = condition.query;
        const mainType = condition.mainType;

        const queryCond = getQueryCond(query);
        const result = queryCond
            ? this.queryComponents(queryCond)
            // Retrieve all non-empty components.
            : filter(this._componentsMap.get(mainType), cmpt => !!cmpt);

        return doFilter(filterBySubType(result, condition));

        function getQueryCond(q: QueryConditionKindA['query']): QueryConditionKindB {
            const indexAttr = mainType + 'Index';
            const idAttr = mainType + 'Id';
            const nameAttr = mainType + 'Name';
            return q && (
                    q[indexAttr] != null
                    || q[idAttr] != null
                    || q[nameAttr] != null
                )
                ? {
                    mainType: mainType,
                    // subType will be filtered finally.
                    index: q[indexAttr] as (number | number[]),
                    id: q[idAttr] as (OptionId | OptionId[]),
                    name: q[nameAttr] as (OptionName | OptionName[])
                }
                : null;
        }

        function doFilter(res: ComponentModel[]) {
            return condition.filter
                    ? filter(res, condition.filter)
                    : res;
        }
    }

    /**
     * Travel components (before filtered).