@datorama/akita/src/lib/entitiesToArray.js

A Reactive State Management Tailored-Made for JS Applications

import { isFunction } from './isFunction';
import { compareValues } from './sort';
import { coerceArray } from './coerceArray';
// @internal
export function entitiesToArray(state, options) {
    let arr = [];
    const { ids, entities } = state;
    const { filterBy, limitTo, sortBy, sortByOrder } = options;
    for (let i = 0; i < ids.length; i++) {
        const entity = entities[ids[i]];
        if (!filterBy) {
            arr.push(entity);
            continue;
        }
        const toArray = coerceArray(filterBy);
        const allPass = toArray.every(fn => fn(entity, i));
        if (allPass) {
            arr.push(entity);
        }
    }
    if (sortBy) {
        let _sortBy = isFunction(sortBy) ? sortBy : compareValues(sortBy, sortByOrder);
        arr = arr.sort((a, b) => _sortBy(a, b, state));
    }
    const length = Math.min(limitTo || arr.length, arr.length);
    return length === arr.length ? arr : arr.slice(0, length);
}
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