Prathamesh Musale
213c390c37
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Part of https://www.notion.so/Rename-laconic2d-to-laconicd-9028d0c020d24d1288e92ebcb773d7a7 Co-authored-by: neeraj <neeraj.rtly@gmail.com> Reviewed-on: cerc-io/laconic2d#26 Co-authored-by: Prathamesh Musale <prathamesh@noreply.git.vdb.to> Co-committed-by: Prathamesh Musale <prathamesh@noreply.git.vdb.to>
134 lines
2.6 KiB
Go
134 lines
2.6 KiB
Go
package helpers
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import (
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"bytes"
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"encoding/base64"
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"encoding/binary"
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"encoding/gob"
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"encoding/hex"
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"encoding/json"
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"sort"
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wnsUtils "git.vdb.to/cerc-io/laconicd/utils"
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set "github.com/deckarep/golang-set"
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)
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func StringToBytes(val string) []byte {
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return []byte(val)
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}
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func BytesToString(val []byte) string {
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return string(val)
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}
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func StrArrToBytesArr(val []string) ([]byte, error) {
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buffer := &bytes.Buffer{}
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err := gob.NewEncoder(buffer).Encode(val)
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if err != nil {
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return nil, err
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}
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return buffer.Bytes(), nil
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}
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func BytesArrToStringArr(val []byte) ([]string, error) {
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buffer := bytes.NewReader(val)
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var v []string
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err := gob.NewDecoder(buffer).Decode(&v)
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if err != nil {
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return nil, err
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}
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return v, nil
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}
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func Int64ToBytes(num int64) []byte {
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buf := new(bytes.Buffer)
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_ = binary.Write(buf, binary.BigEndian, num)
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return buf.Bytes()
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}
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func MustMarshalJSON[T any](val T) (bytes []byte) {
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bytes, err := json.Marshal(val)
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if err != nil {
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panic("JSON marshal error:" + err.Error())
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}
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return
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}
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func MustUnmarshalJSON[T any](bytes []byte) T {
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var val T
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err := json.Unmarshal(bytes, &val)
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if err != nil {
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panic("JSON unmarshal error:" + err.Error())
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}
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return val
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}
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// GetCid gets the content ID.
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func GetCid(content []byte) (string, error) {
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return wnsUtils.CIDFromJSONBytes(content)
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}
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// BytesToBase64 encodes a byte array as a base64 string.
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func BytesToBase64(bytes []byte) string {
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return base64.StdEncoding.EncodeToString(bytes)
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}
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// BytesFromBase64 decodes a byte array from a base64 string.
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func BytesFromBase64(str string) []byte {
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bytes, err := base64.StdEncoding.DecodeString(str)
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if err != nil {
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panic("Error decoding string to bytes.")
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}
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return bytes
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}
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// BytesToHex encodes a byte array as a hex string.
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func BytesToHex(bytes []byte) string {
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return hex.EncodeToString(bytes)
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}
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// BytesFromHex decodes a byte array from a hex string.
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func BytesFromHex(str string) []byte {
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bytes, err := hex.DecodeString(str)
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if err != nil {
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panic("Error decoding hex to bytes.")
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}
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return bytes
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}
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func SetToSlice(set set.Set) []string {
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names := []string{}
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for name := range set.Iter() {
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if name, ok := name.(string); ok && name != "" {
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names = append(names, name)
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}
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}
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sort.SliceStable(names, func(i, j int) bool { return names[i] < names[j] })
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return names
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}
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func SliceToSet(names []string) set.Set {
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set := set.NewThreadUnsafeSet()
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for _, name := range names {
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if name != "" {
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set.Add(name)
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}
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}
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return set
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}
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func AppendUnique(list []string, element string) []string {
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set := SliceToSet(list)
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set.Add(element)
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return SetToSlice(set)
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}
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