package main

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

type formA struct {
	Foo string `json:"foo" xml:"foo" binding:"required"`
}

type formB struct {
	Bar string `json:"bar" xml:"bar" binding:"required"`
}

// 繫結請求體的常規方法使用c.Request.Body，並且不能多次呼叫
func SomeHandler(c *gin.Context) {
	objA := formA{}
	objB := formB{}

	if errA := c.ShouldBind(&objA); errA == nil {
		c.String(http.StatusOK, `the body should be formA`)

	} else if errB := c.ShouldBind(&objB); errB == nil {
		c.String(http.StatusOK, `the body should be formB`)
	} else {

	}
}

//同樣，你能使用c.ShouldBindBodyWith
func SomeHandler2(c *gin.Context) {
	objA := formA{}
	objB := formB{}

	if errA := c.ShouldBindBodyWith(&objA, binding.JSON); errA == nil {
		c.String(http.StatusOK, `the body should be formA`)

	} else if errB := c.ShouldBindBodyWith(&objB, binding.JSON); errB == nil {
		c.String(http.StatusOK, `the body should be formB JSON`)

	} else if errB2 := c.ShouldBindBodyWith(&objB, binding.XML); errB2 == nil {
		c.String(http.StatusOK, `the body should be formB XML`)
	} else {

	}
}