renjue
36 lines
619 B
Go
36 lines
619 B
Go
package api
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import "strconv"
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const (
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defaultPageLimit = 50
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maxPageLimit = 500
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)
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func parseLimitOffset(limitStr, offsetStr string) (limit, offset int) {
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limit, _ = strconv.Atoi(limitStr)
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offset, _ = strconv.Atoi(offsetStr)
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if limit <= 0 {
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limit = defaultPageLimit
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}
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if limit > maxPageLimit {
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limit = maxPageLimit
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}
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if offset < 0 {
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offset = 0
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}
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return limit, offset
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}
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func paginateSlice[T any](items []T, limit, offset int) ([]T, int) {
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total := len(items)
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if offset >= total {
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return nil, total
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}
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end := offset + limit
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if end > total {
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end = total
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}
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return items[offset:end], total
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}
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