go gin

package main

import (
"github.com/gin-gonic/gin"
"net/http"
"database/sql"
)

type Person struct {
Id   int
Name string
}


func FetchSingleUser(c *gin.Context) {

id := c.Param("id")

db, err := sql.Open("mysql", "root:root@/test?charset=utf8")
checkErr(err)

defer db.Close()

err = db.Ping()
checkErr(err)

var (
person Person
result gin.H
)
row := db.QueryRow("select id, name from user_info where id = ?;", id)
err = row.Scan(&person.Id, &person.Name)
if err != nil {
// If no results send null
result = gin.H{
"result": nil,
"count":  0,
}
} else {
result = gin.H{
"result": person,
"count":  1,
}
}
c.JSON(http.StatusOK, result)
}

func checkErr(err error) {
if err != nil {
panic(err)
}
}


func main() {
router := gin.Default()
v1 := router.Group("/api/v1/userinfo") // http://localhost:8080/api/v1/userinfo/:1
{
//v1.POST("/", CreateUser)
//v1.GET("/", FetchAllUsers)
v1.GET("/:id", FetchSingleUser)
//v1.PUT("/:id", UpdateUser)
//v1.DELETE("/:id", DeleteUser)
}
router.Run()
}