@daiso-tech/core/dist/collection/implementations/async-iterable-collection/_shared/async-shuffle-iterable.js

The library offers flexible, framework-agnostic solutions for modern web applications, built on adaptable components that integrate seamlessly with popular frameworks like Next Js.

/**
 * @module Collection
 */
import {} from "../../../../collection/contracts/_module-exports.js";
/**
 * @internal
 */
export class AsyncShuffleIterable {
    collection;
    mathRandom;
    constructor(collection, mathRandom) {
        this.collection = collection;
        this.mathRandom = mathRandom;
    }
    async *[Symbol.asyncIterator]() {
        const newArray = [...(await this.collection.toArray())];
        for (let i = newArray.length - 1; i > 0; i--) {
            const j = Math.floor(this.mathRandom() * (i + 1));
            const temp = newArray[i];
            if (newArray[j] !== undefined) {
                newArray[i] = newArray[j];
            }
            if (temp !== undefined) {
                newArray[j] = temp;
            }
        }
        yield* newArray;
    }
}
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