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Copy pathpage_info.go
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82 lines (68 loc) · 1.55 KB
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package common
import (
"strconv"
"github.com/gin-gonic/gin"
)
type PageInfo struct {
Page int `json:"page"` // page num 页码
PageSize int `json:"page_size"` // page size 页大小
Total int `json:"total"` // 总条数,后设置
Items any `json:"items"` // 数据,后设置
}
func (p *PageInfo) GetStartIdx() int {
return (p.Page - 1) * p.PageSize
}
func (p *PageInfo) GetEndIdx() int {
return p.Page * p.PageSize
}
func (p *PageInfo) GetPageSize() int {
return p.PageSize
}
func (p *PageInfo) GetPage() int {
return p.Page
}
func (p *PageInfo) SetTotal(total int) {
p.Total = total
}
func (p *PageInfo) SetItems(items any) {
p.Items = items
}
func GetPageQuery(c *gin.Context) *PageInfo {
pageInfo := &PageInfo{}
// 手动获取并处理每个参数
if page, err := strconv.Atoi(c.Query("p")); err == nil {
pageInfo.Page = page
}
if pageSize, err := strconv.Atoi(c.Query("page_size")); err == nil {
pageInfo.PageSize = pageSize
}
if pageInfo.Page < 1 {
// 兼容
page, _ := strconv.Atoi(c.Query("p"))
if page != 0 {
pageInfo.Page = page
} else {
pageInfo.Page = 1
}
}
if pageInfo.PageSize == 0 {
// 兼容
pageSize, _ := strconv.Atoi(c.Query("ps"))
if pageSize != 0 {
pageInfo.PageSize = pageSize
}
if pageInfo.PageSize == 0 {
pageSize, _ = strconv.Atoi(c.Query("size")) // token page
if pageSize != 0 {
pageInfo.PageSize = pageSize
}
}
if pageInfo.PageSize == 0 {
pageInfo.PageSize = ItemsPerPage
}
}
if pageInfo.PageSize > 100 {
pageInfo.PageSize = 100
}
return pageInfo
}