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ie.go
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ie.go
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package brdocs
import (
"github.com/frones/strmask"
"regexp"
"strings"
)
func modulo11(str string, pesomax int) (int, int) {
sum := 0
for i, c := range str {
sum += int(c-'0') * (((len(str) - 1 - i) % (pesomax - 1)) + 2)
}
dv := ((sum * 10) % 11) % 10
return dv, sum
}
func modulo10(str string, pesomax int) (int, int) {
sum := 0
for i, c := range str {
sum += int(c-'0') * (((len(str) - 1 - i) % (pesomax - 1)) + 2)
}
dv := (sum * 9) % 10
return dv, sum
}
// Identidades matemáticas úteis para facilitar/uniformizar a codificação das regras, já que as Sefazes decidiram escrever (quase) a mesma coisa de um jeito, cada uma de um jeito:
// (a/b)*b + a%b = a
// (b - a%b)%b = (a*b - a)%b
func ValidaIE(ie string, uf string) bool {
switch strings.ToUpper(uf) {
case "AC":
if r, err := regexp.MatchString(`^01\.\d{3}\.\d{3}\/\d{3}-\d{2}$|^01\d{11}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "/", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-2]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "AL":
if r, err := regexp.MatchString(`^24[03578]\d{6}$`, ie); err != nil || !r {
return false
} else {
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "AP":
if r, err := regexp.MatchString(`^03\d{7}$`, ie); err != nil || !r {
return false
} else {
var p, d int
if ie <= "03017000" {
p = 5
d = 0
} else if ie <= "03019022" {
p = 9
d = 1
} else {
p = 0
d = 0
}
_, sum := modulo11(ie[:len(ie)-1], 9)
sum += p
dv := 11 - (sum % 11)
if dv == 11 {
dv = d
} else {
dv = dv % 10
}
return dv == int(ie[len(ie)-1]-'0')
}
case "AM":
if r, err := regexp.MatchString(`^\d{2}\.\d{3}\.\d{3}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "BA":
if r, err := regexp.MatchString(`^\d{6}-\d{2}$|^\d{8}$`, ie); err != nil || !r {
if r, err := regexp.MatchString(`^\d{7}-\d{2}$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
if strings.ContainsAny(ie[1:2], "0123458") {
dv, _ := modulo10(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-1]-'0') {
return false
}
dv, _ = modulo10(ie[:len(ie)-2]+ie[len(ie)-1:], 9)
return dv == int(ie[len(ie)-2]-'0')
} else {
dv, _ := modulo11(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-1]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-2]+ie[len(ie)-1:], 9)
return dv == int(ie[len(ie)-2]-'0')
}
}
} else {
ie = strings.Replace(ie, "-", "", -1)
sum := 0
for i, c := range ie[:len(ie)-2] {
sum += int(c-'0') * (((len(ie) - 3 - i) % 8) + 2)
}
if strings.ContainsAny(ie[0:1], "0123458") {
dv, _ := modulo10(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-1]-'0') {
return false
}
dv, _ = modulo10(ie[:len(ie)-2]+ie[len(ie)-1:], 9)
return dv == int(ie[len(ie)-2]-'0')
} else {
dv, _ := modulo11(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-1]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-2]+ie[len(ie)-1:], 9)
return dv == int(ie[len(ie)-2]-'0')
}
}
case "CE":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "DF":
if r, err := regexp.MatchString(`^\d{11}-\d{2}$|^\d{13}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-2]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "ES":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "GO":
if r, err := regexp.MatchString(`^(10|11|15)\.\d{3}\.\d{3}-\d$|^(10|11|15)\d{7}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
ie = strings.Replace(ie, ".", "", -1)
dv, sum := modulo11(ie[:len(ie)-1], 9)
if (ie >= "10103105") && (ie <= "10119997") && ((sum % 11) == 1) {
dv = 1
}
return dv == int(ie[len(ie)-1]-'0')
}
case "MA":
if r, err := regexp.MatchString(`^12\d{6}-\d$|^12\d{7}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "MT":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err == nil && r {
ie = "00" + ie
}
if r, err := regexp.MatchString(`^\d{10}-\d$|^\d{11}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "MS":
if r, err := regexp.MatchString(`^28\d{6}-\d$|^28\d{7}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "MG":
if r, err := regexp.MatchString(`^\d{3}\.\d{3}\.\d{3}\/\d{4}|^\d{13}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "/", "", -1)
sum := 0
for i, c := range ie[:3] {
sum += (int(c-'0') * (i%2 + 1)) / 10
sum += (int(c-'0') * (i%2 + 1)) % 10
}
for i, c := range ie[3 : len(ie)-2] {
sum += (int(c-'0') * (i%2 + 1)) / 10
sum += (int(c-'0') * (i%2 + 1)) % 10
}
dv := (((sum/10)+1)*10 - sum) % 10
if dv != int(ie[len(ie)-2]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-1], 11)
return dv == int(ie[len(ie)-1]-'0')
}
case "PA":
if r, err := regexp.MatchString(`^15-\d{6}-\d$|^15\d{7}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "PB":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "PR":
if r, err := regexp.MatchString(`^\d{3}\.\d{5}-\d{2}$|^\d{10}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-2], 7)
if dv != int(ie[len(ie)-2]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-1], 7)
return dv == int(ie[len(ie)-1]-'0')
}
case "PE":
if r, err := regexp.MatchString(`^\d{7}-\d{2}$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-2], 9)
if dv != int(ie[len(ie)-2]-'0') {
return false
}
dv, _ = modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "PI":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "RJ":
if r, err := regexp.MatchString(`^\d{2}\.\d{3}\.\d{2}-\d$|^\d{8}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 7)
return dv == int(ie[len(ie)-1]-'0')
}
case "RN":
if r, err := regexp.MatchString(`^20\.\d{3}\.\d{3}-\d$|^\d{9}$`, ie); err != nil || !r {
if r, err := regexp.MatchString(`^20\.\d\.\d{3}\.\d{3}-\d$|^\d{10}$`, ie); err != nil || !r {
return false
}
}
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 10)
return dv == int(ie[len(ie)-1]-'0')
case "RS":
if r, err := regexp.MatchString(`^\d{3}\/\d{7}$|^\d{10}$`, ie); err != nil || !r {
return false
}
ie = strings.Replace(ie, "/", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
case "RO":
if r, err := regexp.MatchString(`^\d{3}\.\d{5}-\d$|^\d{9}$`, ie); err != nil || !r {
if r, err := regexp.MatchString(`^\d{13}-\d$|^\d{14}$`, ie); err != nil || !r {
return false
} else {
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
} else {
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[3:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
}
case "RR":
if r, err := regexp.MatchString(`^24\d{6}-\d$|^24\d{7}$`, ie); err != nil || !r {
return false
}
ie = strings.Replace(ie, "-", "", -1)
sum := 0
for i, c := range ie[:len(ie)-1] {
sum += int(c-'0') * (i + 1)
}
dv := (sum % 9)
return dv == int(ie[len(ie)-1]-'0')
case "SC":
if r, err := regexp.MatchString(`^\d{3}\.\d{3}\.\d{3}$|^\d{9}$`, ie); err != nil || !r {
return false
}
ie = strings.Replace(ie, ".", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
case "SP":
if r, err := regexp.MatchString(`^\d{3}\.\d{3}\.\d{3}\.\d{3}$|^\d{12}$`, ie); err != nil || !r {
if r, err := regexp.MatchString(`^P-\d{8}\.\d\/\d{3}$|^P\d{12}$`, ie); err != nil || !r {
return false
} else {
//Inscrição Estadual de Produtor Rural
ie = strings.Replace(ie, ".", "", -1)
ie = strings.Replace(ie, "/", "", -1)
ie = strings.Replace(ie, "-", "", -1)
ie = strings.Replace(ie, "P", "", -1)
sum := int(ie[0]-'0')*1 + int(ie[7]-'0')*10
for i, c := range ie[1:7] {
sum += int(c-'0') * (i + 3)
}
dv := (sum % 11) % 10
if dv != int(ie[8]-'0') {
return false
}
return true
}
} else {
//Inscrição Estadual de Industriais e Comerciantes
ie = strings.Replace(ie, ".", "", -1)
sum := int(ie[0]-'0')*1 + int(ie[7]-'0')*10
for i, c := range ie[1:7] {
sum += int(c-'0') * (i + 3)
}
dv := (sum % 11) % 10
if dv != int(ie[8]-'0') {
return false
}
_, sum = modulo11(ie[:len(ie)-1], 10)
dv = (sum % 11) % 10
return dv == int(ie[11]-'0')
}
case "SE":
if r, err := regexp.MatchString(`^\d{8}-\d$|^\d{9}$`, ie); err != nil || !r {
return false
}
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
case "TO":
if r, err := regexp.MatchString(`^\d{2}(01|02|03|99)\d{6}-\d$|^\d{2}(01|02|03|99)\d{7}$`, ie); err != nil || !r {
return false
}
ie = strings.Replace(ie, "-", "", -1)
dv, _ := modulo11(ie[:2]+ie[4:len(ie)-1], 9)
return dv == int(ie[len(ie)-1]-'0')
default:
return false
}
}
func FormataIE(ie string, uf string) string {
switch strings.ToUpper(uf) {
case "AC":
return strmask.FormatMask("00.000.000/000-00;0;1", ie)
case "AL", "AP":
return strmask.FormatMask("000000000;0;1", ie)
case "AM":
return strmask.FormatMask("00.000.000-0;0;1", ie)
case "BA":
if len(getNumbers(ie)) >= 9 {
return strmask.FormatMask("0000000-00;0;1", ie)
} else {
return strmask.FormatMask("000000-00;0;1", ie)
}
case "CE", "ES", "MA", "MS", "PB", "PI", "RR", "SE":
return strmask.FormatMask("00000000-0;0;1", ie)
case "DF":
return strmask.FormatMask("00000000000-00;0;1", ie)
case "GO":
return strmask.FormatMask("00.000.000-0;0;1", ie)
case "MT", "TO":
return strmask.FormatMask("0000000000-0;0;1", ie)
case "MG":
return strmask.FormatMask("000.000.000/0000;0;1", ie)
case "PA":
return strmask.FormatMask("00-000000-0;0;1", ie)
case "PR":
return strmask.FormatMask("000.00000-00;0;1", ie)
case "PE":
return strmask.FormatMask("0000000-00;0;1", ie)
case "RJ":
return strmask.FormatMask("00.000.00-0;0;1", ie)
case "RN":
if len(getNumbers(ie)) >= 10 {
return strmask.FormatMask("00.0.000.000-0;0;1", ie)
} else {
return strmask.FormatMask("00.000.000-0;0;1", ie)
}
case "RS":
return strmask.FormatMask("000/0000000;0;1", ie)
case "RO":
if len(getNumbers(ie)) >= 14 {
return strmask.FormatMask("0000000000000-0;0;1", ie)
} else {
return strmask.FormatMask("000.00000-0;0;1", ie)
}
case "SC":
return strmask.FormatMask("000.000.000;0;1", ie)
case "SP":
if len(ie) > 0 && ie[0] == 'P' {
return strmask.FormatMask("P-00000000.0/000;0", ie)
} else {
return strmask.FormatMask("000.000.000.000;0;1", ie)
}
default:
return ""
}
}