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32 lines
482 B
32 lines
482 B
package data |
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import "errors" |
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// 状态枚举 |
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type Status int32 |
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const ( |
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StatusNone Status = 0 |
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StatusOk Status = 1 |
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StatusProcessing Status = 2 |
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StatusDeleted Status = 3 |
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StatusFailed Status = 4 |
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) |
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var ( |
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ErrorNotExists = errors.New("not exists") |
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) |
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func PageCalc(page, size int) (offset, limit int) { |
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if page <= 0 { |
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page = 1 |
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} |
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switch { |
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case size > 1000: |
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size = 1000 |
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case size <= 0: |
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size = 20 |
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} |
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offset = (page - 1) * size |
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return offset, size |
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}
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