/* ** description(""). ** copyright('tuoyun,www.tuoyun.net'). ** author("fg,Gordon@tuoyun.net"). ** time(2021/4/8 15:09). */ package utils import ( "Open_IM/pkg/common/constant" "encoding/json" "math/rand" "strconv" ) func IntToString(i int) string { return strconv.FormatInt(int64(i), 10) } func StringToInt(i string) int { j, _ := strconv.Atoi(i) return j } func StringToInt64(i string) int64 { j, _ := strconv.ParseInt(i, 10, 64) return j } func StringToInt32(i string) int32 { j, _ := strconv.ParseInt(i, 10, 64) return int32(j) } func Int32ToString(i int32) string { return strconv.FormatInt(int64(i), 10) } //judge a string whether in the string list func IsContain(target string, List []string) bool { for _, element := range List { if target == element { return true } } return false } func IsContainInt32(target int32, List []int32) bool { for _, element := range List { if target == element { return true } } return false } func InterfaceArrayToStringArray(data []interface{}) (i []string) { for _, param := range data { i = append(i, param.(string)) } return i } func StructToJsonString(param interface{}) string { dataType, _ := json.Marshal(param) dataString := string(dataType) return dataString } func StructToJsonBytes(param interface{}) []byte { dataType, _ := json.Marshal(param) return dataType } //The incoming parameter must be a pointer func JsonStringToStruct(s string, args interface{}) error { err := json.Unmarshal([]byte(s), args) return err } func GetMsgID(sendID string) string { t := int64ToString(GetCurrentTimestampByNano()) return Md5(t + sendID + int64ToString(rand.Int63n(GetCurrentTimestampByNano()))) } func GetConversationIDBySessionType(sourceID string, sessionType int) string { switch sessionType { case constant.SingleChatType: return "single_" + sourceID case constant.GroupChatType: return "group_" + sourceID } return "" } func int64ToString(i int64) string { return strconv.FormatInt(i, 10) } func Int64ToString(i int64) string { return strconv.FormatInt(i, 10) }