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parser.go
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153 lines (125 loc) · 2.73 KB
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package go_nik_parser
import (
"encoding/json"
"errors"
"io/ioutil"
"log"
"strconv"
"strings"
"time"
)
type Nik struct {
nikNum string
provinsi string
kota string
kecamatan string
tanggalLahir string
isFemale bool
unicode string
provinsiMap map[string]interface{}
kabkotMap map[string]interface{}
kecamatanMap map[string]interface{}
}
func NikParse(nik string) (Nik, error) {
n := &Nik{}
n.nikNum = nik
err := n.readFileWilayah()
if err != nil {
return Nik{}, err
}
if !n.validate() {
err = errors.New("NIK number not valid")
return Nik{}, err
}
n.provinsi = n.provinsiMap[nik[0:2]].(string)
n.kota = n.kabkotMap[nik[0:4]].(string)
n.kecamatan = n.kecamatanMap[nik[0:6]].(string)
n.unicode = nik[12:16]
n.tanggalLahir = nik[6:12]
n.isFemale = len(nik[6:8]) > 40
return *n, nil
}
func (n Nik) GetProvinsi() string {
return n.provinsi
}
func (n Nik) GetKabKot() string {
return n.kota
}
func (n Nik) GetKecamatan() string {
a := strings.Split(n.kecamatan, "--")
return strings.Trim(a[0], " ")
}
func (n Nik) GetPostalCode() string {
a := strings.Split(n.kecamatan, "--")
return strings.Trim(a[1], " ")
}
func (n Nik) GetBornDay() int {
atoi, _ := strconv.Atoi(n.tanggalLahir[0:2])
if n.isFemale {
atoi -= 40
}
return atoi
}
func (n Nik) GetBornMonth() int {
atoi, _ := strconv.Atoi(n.tanggalLahir[2:4])
return atoi
}
func (n Nik) GetBornYear() int {
//t, _ := strconv.Atoi( strings.Split(time.Now().Format("01/02/06"), "/")[2])
t, _ := strconv.Atoi(time.Now().Format("06"))
nikT, _ := strconv.Atoi(n.tanggalLahir[4:6])
if nikT < t {
nikT += 2000
} else {
nikT += 1900
}
return nikT
}
func (n Nik) GetBirdDay() time.Time {
l := strconv.Itoa(n.GetBornDay()) + " " + convBulan(n.GetBornMonth()) + " " + strconv.Itoa(n.GetBornYear())
parse, err := time.Parse("02 January 2006", l)
if err != nil {
log.Println(err)
return time.Time{}
}
return parse
}
func (n Nik) GetUnicode() string {
return n.unicode
}
func (n *Nik) validate() bool {
if len(n.nikNum) != 16 {
return false
}
provinsi := n.provinsiMap[n.nikNum[0:2]]
kabkot := n.kabkotMap[n.nikNum[0:4]]
kec := n.kecamatanMap[n.nikNum[0:6]]
return provinsi != nil && kabkot != nil && kec != nil
}
func (n *Nik) readFileWilayah() error {
file, err := ioutil.ReadFile("wilayah.json")
if err != nil {
return err
}
var a map[string]interface{}
err = json.Unmarshal(file, &a)
if err != nil {
return err
}
prov, err := marshaler(a["provinsi"])
if err != nil {
return err
}
n.provinsiMap = prov
kabkot, err := marshaler(a["kabkot"])
if err != nil {
return err
}
n.kabkotMap = kabkot
kec, err := marshaler(a["kecamatan"])
if err != nil {
return err
}
n.kecamatanMap = kec
return nil
}