function filterAndSort()

in server/api/testDataApis.js [15:60]

• 35 lines of code
• 12 McCabe index (conditional complexity)

function filterAndSort(request, allItems, typeName) {
    let items = allItems || [];
    request = request || {};

    if (request.search) {
        const searchString = request.search.toLowerCase();
        items = items.filter((row) => row.name.toLowerCase().indexOf(searchString) >= 0);
    }

    if (request.ids) {
        request.filter = request.filter || {};
        request.filter.id = { in: request.ids };
    }

    if (request.filter) {
        const predicate = helpers.getFilterPredicate(request.filter);
        items = items.filter(predicate);
    }

    if (request.sorting) {
        const comparer = helpers.getOrderComparer(request.sorting);
        items.sort(comparer);
    } else {
        items = _.orderBy(items, 'name');
    }

    if (request.range) {
        const from = request.range.from || 0;
        const count = request.range.count == null ? items.length : request.range.count;
        items = items.slice(from, from + count);
    }

    if (typeName) {
        items.forEach((i) => {
            i.__typename = typeName;
        });
    }

    return {
        items,
        // While we definitely can return count here, we don't do this.
        // It's optional, and we need to test real-life scenarios.
        // If needed, we can add an option like "computeCount" to request
        // count: filteredAndSorted.length,
    };
}