init: create project

server/service/data.go

@@ -0,0 +1,139 @@
+package service
+
+import (
+	"strconv"
+	"strings"
+)
+
+type Data interface {
+	String() string
+	Masking() string
+}
+
+var (
+	_ Data = Address("")
+	_ Data = Nickname("")
+	_ Data = PhoneNumber(0)
+	_ Data = IDNumber("")
+	_ Data = QQNumber(0)
+	_ Data = Password("")
+	_ Data = Email("")
+	_ Data = Address("")
+)
+
+type (
+	Name        string
+	Nickname    string
+	PhoneNumber int64
+	IDNumber    string
+	QQNumber    int64
+	Password    string
+	Email       string
+	Address     string
+)
+
+func (address Address) Masking() string {
+	return maskLeft(string(address), 1)
+}
+
+func (address Address) String() string {
+	return string(address)
+}
+
+func (email Email) Masking() string {
+	return maskLeft(email.String(), len(strings.Split(string(email), "@")[0])+1)
+}
+
+func (email Email) String() string {
+	return string(email)
+}
+
+func (password Password) Masking() string {
+	return maskLeft(password.String(), 4)
+}
+
+func (password Password) String() string {
+	return string(password)
+}
+
+func (qqNumber QQNumber) Masking() string {
+	return maskLeft(qqNumber.String(), 3)
+}
+
+func (qqNumber QQNumber) String() string {
+	return strconv.Itoa(int(qqNumber))
+}
+
+func (idNumber IDNumber) Masking() string {
+	return mask(maskLeft(idNumber.String(), 3), 16, 16)
+}
+
+func (idNumber IDNumber) String() string {
+	return string(idNumber)
+}
+
+func (phoneNumber PhoneNumber) Masking() string {
+	return mask(phoneNumber.String(), 3, 6)
+}
+
+func (phoneNumber PhoneNumber) String() string {
+	return strconv.Itoa(int(phoneNumber))
+}
+
+func (nickname Nickname) Masking() string {
+	return maskLeft(nickname.String(), 1)
+}
+
+func (nickname Nickname) String() string {
+	return string(nickname)
+}
+
+func (name Name) Masking() string {
+	return maskLeft(name.String(), 1)
+}
+
+func (name Name) String() string {
+	return string(name)
+}
+
+func isPhoneNumber(number int) bool {
+	numberStr := strconv.Itoa(number)
+	if len(numberStr) != 11 {
+		return false
+	}
+	// https://www.miit.gov.cn/n1146295/n1652858/n1652930/n3757020/c5623267/part/5623278.doc
+	s := []int{
+		130, 131, 132, 133, 134, 135, 136, 137, 138, 139,
+		145, 146, 147, 148, 148,
+		150, 151, 152, 153, 154, 155, 156, 157, 158, 159,
+		161, 162, 164, 165, 167,
+		170, 172, 173, 175, 176, 177, 178, 179,
+		181, 182, 183, 184, 185, 186, 187, 188, 189,
+		190, 191, 192, 193, 194, 195, 196, 197, 198, 199,
+	}
+	header, _ := strconv.Atoi(numberStr[:3])
+	for _, num := range s {
+		if num == header {
+			return true
+		}
+	}
+	return false
+}
+
+func whatType(value string) (result []interface{}) {
+	if number, err := strconv.ParseInt(value, 10, 64); err == nil {
+		if number <= 19999999999 && isPhoneNumber(int(number)) {
+			result = append(result, PhoneNumber(number))
+		}
+		if number <= 99999999999 && len(strconv.Itoa(int(number))) >= 5 {
+			result = append(result, QQNumber(number))
+		}
+	}
+	if len(value) == 18 {
+		result = append(result, IDNumber(value))
+	}
+	if strings.Contains(value, "@") {
+		result = append(result, Email(value))
+	}
+	return result
+}