func CircleCount(coor *c.CenterAgent, bizCode string, max int64, num int16) (number string, err error) {
if nil == coor || "" == bizCode || max < 1 || num < 1 {
return "", errors.New("param_invalid")
}
numberNextMax, err := coor.CountNum(bizCode, true, 1, 0, max, num)
return numberNextMax, err
}
func SequentialCount(coor *c.CenterAgent, bizCode string, direction int8, min int64, max int64, num int16) (number string, err error) {
if nil == coor || "" == bizCode || num < 1 {
return "", errors.New("param_invalid: coor or bizCode or num")
}
var numberNextMax string
switch direction {
case 1:
numberNextMax, err = coor.CountNum(bizCode, false, 1, 0, max, num)
return numberNextMax, err
case -1:
numberNextMax, err = coor.CountNum(bizCode, false, 18014398509481984, min, 0, 0-num)
return numberNextMax, err
default:
return "", errors.New("param_invalid: direction")
}
}