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compact.go
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compact.go
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package acclient
import (
"context"
"strings"
lru "github.com/hashicorp/golang-lru/v2"
"github.com/subiz/header"
)
var (
compactCache, _ = lru.New[string, int](10_000)
uncompactCache, _ = lru.New[int, string](10_000)
compactCache2, _ = lru.New[string, int](10_000)
uncompactCache2, _ = lru.New[int, string](10_000)
)
func CompactString(str string) (int, error) {
if str == "" {
return 0, nil
}
str = strings.ToValidUTF8(str, "")
waitUntilReady()
number, exist := compactCache.Get(str)
if exist {
return number, nil
}
err := session.Query(`SELECT num FROM account.compact_str WHERE str=?`, str).Scan(&number)
if err == nil {
uncompactCache.Add(number, str)
compactCache.Add(str, number)
return number, nil
}
numOut, err := registryClient.Compact(context.Background(), &header.String{Str: str})
if err != nil {
return 0, err
}
number = int(numOut.GetNumber())
uncompactCache.Add(number, str)
compactCache.Add(str, number)
return number, nil
}
func CompactString2(str string) (int, error) {
if str == "" {
return 0, nil
}
str = strings.ToValidUTF8(str, "")
waitUntilReady()
number, exist := compactCache2.Get(str)
if exist {
return number, nil
}
err := session.Query(`SELECT num FROM account.compact_str2 WHERE str=?`, str).Scan(&number)
if err == nil {
uncompactCache2.Add(number, str)
compactCache2.Add(str, number)
return number, nil
}
numOut, err := registryClient.Compact(context.Background(), &header.String{Str: str, Version: "2"})
if err != nil {
return 0, err
}
number = int(numOut.GetNumber())
uncompactCache2.Add(number, str)
compactCache2.Add(str, number)
return number, nil
}
func UncompactString(num int) (string, error) {
if num == 0 {
return "", nil
}
waitUntilReady()
str, exist := uncompactCache.Get(num)
if exist {
return str, nil
}
err := session.Query(`SELECT str FROM account.uncompact_num WHERE num=?`, num).Scan(&str)
if err == nil {
uncompactCache.Add(num, str)
compactCache.Add(str, num)
return str, nil
}
strOut, err := registryClient.Uncompact(context.Background(), &header.Number{Number: int64(num)})
if err != nil {
return "", err
}
str = strOut.GetStr()
uncompactCache.Add(num, str)
compactCache.Add(str, num)
return str, nil
}
func UncompactString2(num int) (string, error) {
if num == 0 {
return "", nil
}
waitUntilReady()
str, exist := uncompactCache2.Get(num)
if exist {
return str, nil
}
err := session.Query(`SELECT str FROM account.uncompact_num2 WHERE num=?`, num).Scan(&str)
if err == nil {
uncompactCache2.Add(num, str)
compactCache2.Add(str, num)
return str, nil
}
strOut, err := registryClient.Uncompact(context.Background(), &header.Number{Number: int64(num), Version: "2"})
if err != nil {
return "", err
}
str = strOut.GetStr()
uncompactCache2.Add(num, str)
compactCache2.Add(str, num)
return str, nil
}
func CompactStringM(strsM map[string]int) (map[string]int, error) {
waitUntilReady()
strsCompactM := map[string]int{}
strsNotInCacheM := map[string]int64{}
for str, _ := range strsM {
if str == "" {
strsCompactM[str] = 0
continue
}
str = strings.ToValidUTF8(str, "")
numCompacted, exist := compactCache2.Get(str)
if exist {
strsCompactM[str] = numCompacted
continue
}
strsNotInCacheM[str] = 0
}
if len(strsNotInCacheM) == 0 {
return strsCompactM, nil
}
strsOutM, err := registryClient.CompactM(context.Background(), &header.StrNumM{StrsM: strsNotInCacheM})
if err != nil {
return map[string]int{}, err
}
for str, num := range strsOutM.GetStrsM() {
uncompactCache2.Add(int(num), str)
compactCache2.Add(str, int(num))
strsCompactM[str] = int(num)
}
return strsCompactM, nil
}
func UncompactStringM(numsM map[int]string) (map[int]string, error) {
waitUntilReady()
numsCompactedM := map[int]string{}
for num, _ := range numsM {
str, err := UncompactString2(num)
if err != nil {
return map[int]string{}, err
}
numsCompactedM[num] = str
}
return numsCompactedM, nil
}