tools

package module

v0.0.3 Latest Latest Go to latest Published: Dec 9, 2025 License: Apache-2.0 Imports: 28 Imported by: 2

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Valid go.mod file
Redistributable license
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Stable version
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Repository

github.com/basebytes/tools

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Documentation ¶

Index ¶

Constants
Variables
func CheckSum(data []byte) uint32
func ComputeAge(birthStr string, baseDate *time.Time) (age int)
func Copy(src any, dest any) error
func CreateDir(path string, mode os.FileMode) error
func CreateDirIfNotExists(path string, mode os.FileMode) error
func CurrentDataCompactStr() string
func CurrentDateInSeconds() int64
func CurrentDateStr() string
func CurrentDateTimeStr() string
func CurrentTimeCompactStr() string
func DaysBefore(days int) int64
func Decode(jsonStr string, v any)
func DecodeBytes(jsonBytes []byte, v any) error
func DecodeFile(file string, v any) error
func DecodeJson5(filePath string, output any) error
func DeleteFile(path string) bool
func DeleteFiles(path string) bool
func DoGet(rawUrl, uri, token string, params *url.Values, result any) (code int, err error)
func DoPost(rawUrl, uri string, token string, params *url.Values, body any, result any) (code int, err error)
func DoRequest(method, rawUrl, uri string, params *url.Values, header *http.Header, ...) (resp *http.Response, err error)
func Encode(v any) string
func EncodeBytes(v any) []byte
func EncodeObj(v any, file string) error
func ExtractCerInfo(cerNo string) (province, city, district, birthStr string, birth int64, age int, isMale int8)
func FileCheckSum(file string) uint32
func FileExists(path string) bool
func Float32Round(f float32, pOffset int64) float32
func GetTimeInSeconds(timeStr string) int64
func GetToken(method, rawUrl, uri, user, password string) (token string, err error)
func HashUUID(bs []byte) string
func ImagEmpty(a []uint8) float32
func ImageColorId(im image.Image) uint64
func ImageHashContentRate(a uint64) float32
func ImageHashDiff(a, b uint64) float32
func ImageHashId(im image.Image, bs []byte) (image.Image, image.Image, uint64, error)
func ImageHashNull(a uint64) uint8
func ImageMaskAllow(masks [][]float32, x, y int, w, h int) bool
func ImagePixGray(im image.Image, x, y int) uint8
func ImageSimilarity(a, b []uint8) float32
func ImageTag(m image.Image, tagSpace int) []uint8
func ImgBytesDecode(bs []byte) (image.Image, error)
func ImgShmBytes(file string) ([]byte, error)
func IsType[T any](a any) bool
func IsValidCardNo18(CardNo18 *[]byte) bool
func IsValidUUID(UUID string) bool
func LocalIP() (ip string)
func ParseResponse(resp *http.Response, result any) (code int, err error)
func RandUUID() string
func RandomAlphaNum(length int) string
func RandomNumChar(length int) string
func ReadFile(filename string, preRead int) (<-chan string, context.CancelFunc, error)
func Sign(raw []byte, algo string) (signature []byte)
func SplitSeconds(seconds int64) (int64, int64)
func TimeRingFromDaysAgo(days int) *ring.Ring
func ToAny[T any](a any) T
func ToAnyE[T any](a any) (T, bool)
func TransTimeFormat(timeString string) string

Constants ¶

View Source

const (
	AlgMd5    = 1
	AlgSha1   = 2
	AlgSha256 = 3
)

View Source

const (
	BoxSizeRateMin           float32 = 0.1
	ImageQueryBoxSizeRateMin float32 = 0.1
)

View Source

const (
	SignatureAlgorithmMD5        = "MD5"
	SignatureAlgorithmHMACSHA256 = "HMACSHA256"
)

Variables ¶

View Source

var Reader io.Reader

View Source

var UUIDRegexp = regexp.MustCompile(fmt.Sprintf("^[a-f0-9]{8}%c([a-f0-9]{4}%c){3}[a-f0-9]{12}$", uuidDash, uuidDash))

Functions ¶

func CheckSum ¶

func CheckSum(data []byte) uint32

CheckSum compute checksum of input data.

func ComputeAge ¶ added in v0.0.3

func ComputeAge(birthStr string, baseDate *time.Time) (age int)

func Copy ¶ added in v0.0.3

func Copy(src any, dest any) error

func CreateDir ¶

func CreateDir(path string, mode os.FileMode) error

CreateDir create dir.

func CreateDirIfNotExists ¶

func CreateDirIfNotExists(path string, mode os.FileMode) error

CreateDirIfNotExists create dir if not exists.

func CurrentDataCompactStr ¶ added in v0.0.2

func CurrentDataCompactStr() string

CurrentDataCompactStr return current date in format yyyyMMdd

func CurrentDateInSeconds ¶

func CurrentDateInSeconds() int64

CurrentDateInSeconds return the seconds representation of the current date in local

func CurrentDateStr ¶ added in v0.0.2

func CurrentDateStr() string

CurrentDateStr return current date in format yyyy-MM-dd

func CurrentDateTimeStr ¶ added in v0.0.2

func CurrentDateTimeStr() string

CurrentDateTimeStr return current datetime in format yyyy-MM-dd HH:mm:ss

func CurrentTimeCompactStr ¶ added in v0.0.2

func CurrentTimeCompactStr() string

CurrentTimeCompactStr return current time in format HHmmss

func DaysBefore ¶

func DaysBefore(days int) int64

DaysBefore return the seconds representation of the start of days before now in local

func Decode ¶

func Decode(jsonStr string, v any)

Decode deserialize

func DecodeBytes ¶

func DecodeBytes(jsonBytes []byte, v any) error

DecodeBytes deserialize

func DecodeFile ¶

func DecodeFile(file string, v any) error

DecodeFile deserialize file content.

func DecodeJson5 ¶ added in v0.0.3

func DecodeJson5(filePath string, output any) error

func DeleteFile ¶

func DeleteFile(path string) bool

DeleteFile remove file return false if failed.

func DeleteFiles ¶

func DeleteFiles(path string) bool

DeleteFiles remove dirs and files in path return false if failed.

func DoGet ¶ added in v0.0.3

func DoGet(rawUrl, uri, token string, params *url.Values, result any) (code int, err error)

func DoPost ¶ added in v0.0.3

func DoPost(rawUrl, uri string, token string, params *url.Values, body any, result any) (code int, err error)

func DoRequest ¶ added in v0.0.3

func DoRequest(method, rawUrl, uri string, params *url.Values, header *http.Header, body io.Reader) (resp *http.Response, err error)

func Encode ¶

func Encode(v any) string

Encode serialize

func EncodeBytes ¶

func EncodeBytes(v any) []byte

EncodeBytes serialize

func EncodeObj ¶

func EncodeObj(v any, file string) error

EncodeObj serialize object to file.

func ExtractCerInfo ¶ added in v0.0.3

func ExtractCerInfo(cerNo string) (province, city, district, birthStr string, birth int64, age int, isMale int8)

ExtractCerInfo isMale 1：女性 2：男性

func FileCheckSum ¶

func FileCheckSum(file string) uint32

FileCheckSum compute checksum of the input file.

func FileExists ¶

func FileExists(path string) bool

FileExists return true if file exists.

func Float32Round ¶

func Float32Round(f float32, pOffset int64) float32

func GetTimeInSeconds ¶

func GetTimeInSeconds(timeStr string) int64

GetTimeInSeconds return the seconds representation of the timeString

timeStr in format hhhmmmsss ,e.g. 23h10m34s ,otherwise return -1

func GetToken ¶ added in v0.0.3

func GetToken(method, rawUrl, uri, user, password string) (token string, err error)

func HashUUID ¶

func HashUUID(bs []byte) string

HashUUID generate hash uuid of the input data.

func ImagEmpty ¶

func ImagEmpty(a []uint8) float32

func ImageColorId ¶

func ImageColorId(im image.Image) uint64

func ImageHashContentRate ¶

func ImageHashContentRate(a uint64) float32

func ImageHashDiff ¶

func ImageHashDiff(a, b uint64) float32

func ImageHashId ¶

func ImageHashId(im image.Image, bs []byte) (image.Image, image.Image, uint64, error)

func ImageHashNull ¶

func ImageHashNull(a uint64) uint8

func ImageMaskAllow ¶

func ImageMaskAllow(masks [][]float32, x, y int, w, h int) bool

func ImagePixGray ¶

func ImagePixGray(im image.Image, x, y int) uint8

func ImageSimilarity ¶

func ImageSimilarity(a, b []uint8) float32

func ImageTag ¶

func ImageTag(m image.Image, tagSpace int) []uint8

func ImgBytesDecode ¶

func ImgBytesDecode(bs []byte) (image.Image, error)

func ImgShmBytes ¶

func ImgShmBytes(file string) ([]byte, error)

func IsType ¶ added in v0.0.3

func IsType[T any](a any) bool

func IsValidCardNo18 ¶ added in v0.0.3

func IsValidCardNo18(CardNo18 *[]byte) bool

func IsValidUUID ¶

func IsValidUUID(UUID string) bool

IsValidUUID check if UUID is in valid format.

func LocalIP ¶ added in v0.0.3

func LocalIP() (ip string)

func ParseResponse ¶ added in v0.0.3

func ParseResponse(resp *http.Response, result any) (code int, err error)

func RandUUID ¶

func RandUUID() string

RandUUID generate random hash uuid.

func RandomAlphaNum ¶ added in v0.0.3

func RandomAlphaNum(length int) string

func RandomNumChar ¶ added in v0.0.3

func RandomNumChar(length int) string

func ReadFile ¶ added in v0.0.3

func ReadFile(filename string, preRead int) (<-chan string, context.CancelFunc, error)

func Sign ¶ added in v0.0.3

func Sign(raw []byte, algo string) (signature []byte)

func SplitSeconds ¶

func SplitSeconds(seconds int64) (int64, int64)

SplitSeconds return unix timestamp in seconds with two part:begin of a day and the offset

func TimeRingFromDaysAgo ¶

func TimeRingFromDaysAgo(days int) *ring.Ring

TimeRingFromDaysAgo return time ring from days ago util next day.

func ToAny ¶ added in v0.0.3

func ToAny[T any](a any) T

func ToAnyE ¶ added in v0.0.3

func ToAnyE[T any](a any) (T, bool)

func TransTimeFormat ¶

func TransTimeFormat(timeString string) string

TransTimeFormat Trans time format from hh:mm:ss to hhhmmmsss.If timeString format invalid return itself

eg. 23:10:34 => 23h10m34s

Types ¶

This section is empty.

Source Files ¶

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