Cold_Api/models/tools.go

package models

import (
	"strconv"
	"strings"
)

func SplitStringIds(str string, prefix string) (r []string) {
	Ids_str := strings.TrimRight(str, "|")
	Ids := strings.Split(Ids_str, "|")
	for _, v := range Ids {
		r = append(r, strings.TrimLeft(v, prefix))
	}
	return r
}

func SplitStringToDotStr(str string, prefix string) (r string) {
	Ids_str := strings.TrimRight(str, "|")
	Ids := strings.Split(Ids_str, "|")
	for _, v := range Ids {
		r += strings.TrimLeft(v, prefix) + ","
	}
	r = strings.TrimRight(r, ",")
	return r
}

func SplitStringToIntIds(str string, prefix string) (r []int) {
	Ids_str := strings.TrimRight(str, "|")
	Ids := strings.Split(Ids_str, "|")
	for _, v := range Ids {
		id, _ := strconv.Atoi(strings.TrimLeft(v, prefix))
		r = append(r, id)
	}
	return r
}

func IntIdsDistinct(Ids []int) (result []int) {
	distinctMap := make(map[int]int, len(Ids))
	for _, Id := range Ids {
		if _, ok := distinctMap[Id]; !ok {
			distinctMap[Id] = 1
			result = append(result, Id)
		}
	}
	return result
}