bileiqi/05.code/backend/thirdparty/public-lib/logic/common.go

package logic

import (
	"git.rtzhtech.cn/iss/public-lib/dao"
	"git.rtzhtech.cn/iss/public-lib/dto"
)

func NewCondition(l *dto.LimitPage) *dao.Condition {
	c := &dao.Condition{}
	c.Where = map[string]any{}
	c.OrderBy = "id desc"
	if l != nil {
		if l.Page < 1 {
			l.Page = 1
		}
		if l.Limit < 1 {
			l.Limit = 100
		}
		c.Limit = l.Limit
		c.Offset = (l.Page - 1) * l.Limit
	}

	return c
}

// RemoveSingle 保留重复出现的数据
func RemoveSingle[T int | int32 | int64](a, b []T) []T {
	var result []T // 存放结果

	for i := 0; i < len(a); i++ {
		for j := 0; j < len(b); j++ {
			if a[i] == b[j] {
				result = append(result, a[i])
			}
		}
	}
	return result
}

// removeSingleStrategyId
// @Description:保留重复id，去掉不重复id
// @param pre 已有的id
// @param new 新查询到的id
// @param idCondEnable 是否是第一次查询合并StrategyId
// @return []int64
// @return error
func removeSingleStrategyId(pre, now []int64, isFirst *bool) []int64 {
	if *isFirst == true {
		*isFirst = false
	} else {
		if len(pre) == 0 {
			return now
		}
		now = RemoveSingle[int64](pre, now)
	}

	if len(now) == 0 {
		return now
	}

	return now
}