forked from mirror/gin
50 lines
1.2 KiB
Go
50 lines
1.2 KiB
Go
package main
|
|
|
|
import (
|
|
"net/http"
|
|
"reflect"
|
|
"time"
|
|
|
|
"github.com/gin-gonic/gin"
|
|
"github.com/gin-gonic/gin/binding"
|
|
"gopkg.in/go-playground/validator.v8"
|
|
)
|
|
|
|
type Booking struct {
|
|
CheckIn time.Time `form:"check_in" binding:"required,bookabledate" time_format:"2006-01-02"`
|
|
CheckOut time.Time `form:"check_out" binding:"required,gtfield=CheckIn" time_format:"2006-01-02"`
|
|
}
|
|
|
|
func bookableDate(
|
|
v *validator.Validate, topStruct reflect.Value, currentStructOrField reflect.Value,
|
|
field reflect.Value, fieldType reflect.Type, fieldKind reflect.Kind, param string,
|
|
) bool {
|
|
if date, ok := field.Interface().(time.Time); ok {
|
|
today := time.Now()
|
|
if today.Year() > date.Year() || today.YearDay() > date.YearDay() {
|
|
return false
|
|
}
|
|
}
|
|
return true
|
|
}
|
|
|
|
func main() {
|
|
route := gin.Default()
|
|
|
|
if v, ok := binding.Validator.Engine().(*validator.Validate); ok {
|
|
v.RegisterValidation("bookabledate", bookableDate)
|
|
}
|
|
|
|
route.GET("/bookable", getBookable)
|
|
route.Run(":8085")
|
|
}
|
|
|
|
func getBookable(c *gin.Context) {
|
|
var b Booking
|
|
if err := c.ShouldBindWith(&b, binding.Query); err == nil {
|
|
c.JSON(http.StatusOK, gin.H{"message": "Booking dates are valid!"})
|
|
} else {
|
|
c.JSON(http.StatusBadRequest, gin.H{"error": err.Error()})
|
|
}
|
|
}
|