package main

import (
	"fmt"
	"github.com/go-playground/validator"
)

var validate = validator.New()

func main() {
	type Inner struct {
		ContainsString string `validate:"contains=111"`
	}
	inner := &Inner{ContainsString: "11@"}
	err := validate.Struct(inner)
	if err != nil {
		fmt.Println(err.Error())
	}

	//required 必填验证
	type RequiredTest struct {
		Name string
		Age  int `validate:"required"`
	}
	//requiredTest := &RequiredTest{Name:"11111",Age:10}
	requiredTest := &RequiredTest{Name: "11111"}
	err = validate.Struct(requiredTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//len 长度限制
	type LenTest struct {
		Name string `validate:"len=3"`
		Age  int
	}
	//lenTest := &LenTest{Name:"111"}
	lenTest := &LenTest{Name: "1111"}
	err = validate.Struct(lenTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	// eq 等于
	type EqTest struct {
		Name string
		Age  int `validate:"eq=3"`
	}
	//eqTest := &EqTest{Age:3}
	eqTest := &EqTest{Age: 10}
	err = validate.Struct(eqTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	// gt 大于
	type GtTest struct {
		Name string
		Age  int `validate:"gt=3"`
	}
	//gtTest := &GtTest{Age:10}
	gtTest := &GtTest{Age: 3}
	err = validate.Struct(gtTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	// gte 等于
	type GteTest struct {
		Name string
		Age  int `validate:"gte=3"`
	}
	gteTest := &GteTest{Age: 2}
	//gteTest := &GteTest{Age:3}
	err = validate.Struct(gteTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//lt 小于
	type LtTest struct {
		Name string
		Age  int `validate:"lt=5"`
	}
	//ltTest := &LtTest{Age:2}
	ltTest := &LtTest{Age: 8}
	err = validate.Struct(ltTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//lte 小于等于
	type LteTest struct {
		Name string
		Age  int `validate:"lte=5"`
	}
	lteTest := &LteTest{Age: 2}
	//lteTest := &LteTest{Age:8}
	err = validate.Struct(lteTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//eqfield 同一结构体字段相等
	type EqfieldTest struct {
		Name  string
		Age   int `validate:"eqfield=Count"`
		Count int
	}
	//eqfieldTest := &EqfieldTest{Age:2,Count:2}
	eqfieldTest := &EqfieldTest{Age: 2, Count: 10}
	err = validate.Struct(eqfieldTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//min 最小值
	type MinTest struct {
		Name  string
		Age   int `validate:"min=18"`
		Count int
	}
	minTest := &MinTest{Age:12,Count:2}
	//minTest := &MinTest{Age: 18, Count: 10}
	err = validate.Struct(minTest)
	if err != nil {
		fmt.Println(err.Error())
	}

	//max 最大值
	type MaxTest struct {
		Name  string
		Age   int `validate:"max=18"`
	}
	//maxTest := &MaxTest{Age:12}
	maxTest := &MaxTest{Age: 20}
	err = validate.Struct(maxTest)
	if err != nil {
		fmt.Println(err.Error())
	}


	//oneof 其中之一
	type OneofTest struct {
		Name  string
		Age   int `validate:"oneof=10 15"`
	}
	oneofTest := &OneofTest{Age:12}
	//oneofTest := &OneofTest{Age:10}
	err = validate.Struct(oneofTest)
	if err != nil {
		fmt.Println(err.Error())
	}


	//email 是否包含电子邮件
	type EmailTest struct {
		Email  string `validate:"email"`
		Age   int
	}
	//emailTest := &EmailTest{Email:"123qq.com"}  //不通过
	//emailTest := &EmailTest{Email:"123@com"}  //不通过
	//emailTest := &EmailTest{Email:"123@q.com"}  //通过
	//emailTest := &EmailTest{Email:"123-@q.com"}  //通过
	emailTest := &EmailTest{Email:"@q.com"}  //不通过
	//emailTest := &EmailTest{Email:"帅@q.com"}  //通过
	err = validate.Struct(emailTest)
	if err != nil {
		fmt.Println(err.Error())
	}

}