16 lines
611 B
JavaScript
16 lines
611 B
JavaScript
/**
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* 简单分页工具：统一日志与闪念的 15 条/页规则。
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*/
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function pageOf(list, page, pageSize) {
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const safeSize = Math.max(1, Number(pageSize) || 15);
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const total = Array.isArray(list) ? list.length : 0;
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const totalPages = Math.max(1, Math.ceil(total / safeSize));
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const safePage = Math.min(Math.max(1, Number(page) || 1), totalPages);
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const start = (safePage - 1) * safeSize;
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const end = start + safeSize;
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const rows = Array.isArray(list) ? list.slice(start, end) : [];
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return { rows, total, totalPages, page: safePage, pageSize: safeSize };
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}
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module.exports = { pageOf };
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