feat [digits]: add p2e and e2p functions.

README.md

@@ -17,10 +17,10 @@
 - [x] Digits
 - [x] Validate Bank card number.
 - [x] Find Bank's name by Card number.
-- [X] Check Iranian Sheba(IBAN) validation and recognize bank information by sheba code.
-- [X] Add and remove commas to numbers.
-- [X] Find city and province name by national code(code-e Melli).
-- [X] Validate Iranian national number(code-e Melli).
+- [x] Check Iranian Sheba(IBAN) validation and recognize bank information by sheba code.
+- [x] Add and remove commas to numbers.
+- [x] Find city and province name by national code(code-e Melli).
+- [x] Validate Iranian national number(code-e Melli).
 
 #### How to use it?
 
@@ -40,7 +40,7 @@ And pass it
 ##### Bills
 
 ```go
-result := bills.GetBillType(params) // تلفن ثابت 
+result := bills.GetBillType(params) // تلفن ثابت
 amount := bills.GetCurrency(params) //120000
 barcode := bills.GetBarCode(params) //  111775320014000012070160
 verify := bills.VerifyBillID(params) //true
@@ -50,9 +50,11 @@ verify := bills.VerifyBillID(params) //true
 ##### Digits
 
 ```go
-num2wordFa := digits.DigitToWord("۱۵۶۷۸۹") // صد پنجاه و شش هزار هفتصد هشتاد و نه 
-num2wordEn := digits.DigitToWord("156789") // صد پنجاه و شش هزار هفتصد هشتاد و نه 
-Negative := digits.DigitToWord("-156789") // منفی صد پنجاه و شش هزار هفتصد هشتاد و نه 
+num2wordFa := digits.DigitToWord("۱۵۶۷۸۹") // صد پنجاه و شش هزار هفتصد هشتاد و نه
+num2wordEn := digits.DigitToWord("156789") // صد پنجاه و شش هزار هفتصد هشتاد و نه
+Negative := digits.DigitToWord("-156789") // منفی صد پنجاه و شش هزار هفتصد هشتاد و نه
+englishDigits := PersianToEnglish("۱۲۳۴۵۶۷۸۹۰") // 1234567890
+persianDigits := EnglishToPersian("1234567890") // ۱۲۳۴۵۶۷۸۹۰
 ```
 
 #### Bank
@@ -71,6 +73,7 @@ bank,error := CardInfo("6219861034529007") // saman, nil
 ```
 
 ###### Check Iranian Sheba
+
 The types of results are :
 
 ```go
@@ -99,22 +102,24 @@ sheba := shebaCode.IsSheba() // {  false }
 addComma := digits.AddCommas(14555478854)
 removeComma := digits.RemoveCommas("4,555,522,212,12")
 
-fmt.Printf("\n ADD COMMA : %v \n", addComma) // 14,555,478,854 
-fmt.Printf("\n REMOVE COMMA : %v \n", removeComma)// 455552221212 
+fmt.Printf("\n ADD COMMA : %v \n", addComma) // 14,555,478,854
+fmt.Printf("\n REMOVE COMMA : %v \n", removeComma)// 455552221212
 ```
 
 ###### Get Place and city By NationalID
+
 ```go
 getPlaceByIranNationalId := city.GetPlaceByIranNationalId("0499370899")
 fmt.Printf("\n Result : %v \n", getPlaceByIranNationalId)
 
 ```
 
 ###### Validate Iranian national number(code-e Melli)
+
 ```go
 verifyIranianNationalId := national_id.Validate("0067749828")
 verifyIranianNationalIdFalse := national_id.Validate("0684159415")
 
 fmt.Printf("\n Validate NationalID : %v \n", verifyIranianNationalId) // true
 fmt.Printf("\n Validate NationalIDFalse : %v \n", verifyIranianNationalIdFalse) // false
-```
+```

digit/digit_test.go

@@ -1,6 +1,8 @@
 package digit
 
-import "testing"
+import (
+	"testing"
+)
 
 func TestDigitToWord(t *testing.T) {
 	num2word1 := DigitToWord("۱۵۶۷۸۹")
@@ -37,3 +39,30 @@ func TestRemoveCommas(t *testing.T) {
 	}
 
 }
+
+func TestEnglishToPersian(t *testing.T) {
+	// expect number 1234567890 to turn into ۱۲۳۴۵۶۷۸۹۰
+	persianDigits := EnglishToPersian("1234567890")
+	if persianDigits != "۱۲۳۴۵۶۷۸۹۰" {
+		t.Errorf("Wrong Converting English Digits To Persian: %v", persianDigits)
+	}
+
+	// expect misc characters to stay the same
+	persianDigitsWithMisc := EnglishToPersian("1!2@3#4$5%6^7&8*9(0)-=")
+	if persianDigitsWithMisc != "۱!۲@۳#۴$۵%۶^۷&۸*۹(۰)-=" {
+		t.Errorf("Wrong Converting Persian Digits To English: %v", persianDigitsWithMisc)
+	}
+}
+
+func TestPersianToEnglish(t *testing.T) {
+	// expect number 1234567890 to turn into ۱۲۳۴۵۶۷۸۹۰
+	englishDigits := PersianToEnglish("۱۲۳۴۵۶۷۸۹۰")
+	if englishDigits != "1234567890" {
+		t.Errorf("Wrong Converting Persian Digits To English: %v", englishDigits)
+	}
+	// expect misc characters to stay the same
+	englishDigitsWithMisc := PersianToEnglish("۱!۲@۳#۴$۵%۶^۷&۸*۹(۰)-=")
+	if englishDigitsWithMisc != "1!2@3#4$5%6^7&8*9(0)-=" {
+		t.Errorf("Wrong Converting Persian Digits To English: %v", englishDigitsWithMisc)
+	}
+}

digit/english_to_persian.go

@@ -0,0 +1,28 @@
+package digit
+
+import "strings"
+
+var englishToPersianMap = map[rune]rune{
+	'0': '۰',
+	'1': '۱',
+	'2': '۲',
+	'3': '۳',
+	'4': '۴',
+	'5': '۵',
+	'6': '۶',
+	'7': '۷',
+	'8': '۸',
+	'9': '۹',
+}
+
+func EnglishToPersian(input string) string {
+	var result strings.Builder
+	for _, char := range input {
+		if persChar, found := englishToPersianMap[char]; found {
+			result.WriteRune(persChar)
+		} else {
+			result.WriteRune(char)
+		}
+	}
+	return result.String()
+}

digit/persian_to_english.go

@@ -0,0 +1,28 @@
+package digit
+
+import "strings"
+
+var persianToEnglishMap = map[rune]rune{
+	'۰': '0',
+	'۱': '1',
+	'۲': '2',
+	'۳': '3',
+	'۴': '4',
+	'۵': '5',
+	'۶': '6',
+	'۷': '7',
+	'۸': '8',
+	'۹': '9',
+}
+
+func PersianToEnglish(input string) string {
+	var result strings.Builder
+	for _, char := range input {
+		if engChar, found := persianToEnglishMap[char]; found {
+			result.WriteRune(engChar)
+		} else {
+			result.WriteRune(char)
+		}
+	}
+	return result.String()
+}