package convutil import ( "bytes" "github.com/klauspost/compress/gzip" "io" "strings" ) type GZipConvert struct{} func (GZipConvert) Encode(str string) (string, bool) { var compress = func(b []byte) (string, error) { var buf bytes.Buffer writer := gzip.NewWriter(&buf) if _, err := writer.Write([]byte(str)); err != nil { writer.Close() return "", err } writer.Close() return string(buf.Bytes()), nil } if gzipStr, err := compress([]byte(str)); err == nil { return gzipStr, true } return str, false } func (GZipConvert) Decode(str string) (string, bool) { if reader, err := gzip.NewReader(strings.NewReader(str)); err == nil { defer reader.Close() var decompressed []byte if decompressed, err = io.ReadAll(reader); err == nil { return string(decompressed), true } } return str, false }