softkave-js-utils/build/other/calculatePageSize.js

JavaScript & Typescript utility functions, types, and classes

export function calculatePageSize(count, pageSize, 
/** zero-index based page */ page) {
    count = Math.max(count, 0);
    pageSize = Math.max(pageSize, 0);
    page = Math.max(page, 0);
    if (count === 0 || pageSize === 0) {
        return 0;
    }
    const maxFullPages = Math.floor(count / pageSize);
    const pageCount = page < maxFullPages ? pageSize : count - maxFullPages * pageSize;
    return pageCount;
}
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