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@linxlunx
Created October 17, 2023 04:08
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Go Echo with Validator
package main
import (
"net/http"
"github.com/go-playground/validator/v10"
"github.com/labstack/echo/v4"
)
type UserDetail struct {
Email string `json:"email" validate:"required,email"`
Age int `json:"age" validate:"required,gte=18"`
}
type CustomValidator struct {
validator *validator.Validate
}
func (cv *CustomValidator) Validate(i interface{}) error {
if err := cv.validator.Struct(i); err != nil {
return echo.NewHTTPError(http.StatusBadRequest, err.Error())
}
return nil
}
func main() {
e := echo.New()
e.Validator = &CustomValidator{validator: validator.New()}
e.GET("/", func(c echo.Context) error {
return c.JSON(http.StatusOK, map[string]string{"message": "hai"})
})
e.POST("/", func(c echo.Context) error {
userData := new(UserDetail)
if err := c.Bind(userData); err != nil {
return c.JSON(http.StatusPreconditionFailed, map[string]string{"error": err.Error()})
}
if err := c.Validate(userData); err != nil {
return c.JSON(http.StatusPreconditionFailed, map[string]string{"error": err.Error()})
}
return c.JSON(http.StatusOK, map[string]string{"message":"passed"})
})
e.Logger.Fatal(e.Start(":5000"))
}
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