gin处理请求绑定参数

package main

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

type Login struct {
	Username string `form:"username" json:"username" binding:"required"`
	Password string `form:"password" json:"password" binding:"required"`
}

func main(){
	
	e := gin.Default()
	e.POST("/loginJson", func(c *gin.Context) { //绑定JSON数据
		var login Login
		if err := c.ShouldBindJSON(&login); err ==nil {
			c.JSON(http.StatusOK,gin.H{
				"username":login.Username,
				"password":login.Password,
			})
		}else {
			c.JSON(http.StatusBadRequest,gin.H{"error":err.Error()})
		}
	})
	
	e.POST("/loginForm", func(c *gin.Context) { //绑定form表单
		var login Login
		if err := c.ShouldBind(&login); err == nil {
			c.JSON(http.StatusOK,gin.H{
				"username":login.Username,
				"password":login.Password,
			})
		}else{
			c.JSON(http.StatusBadRequest,gin.H{"error":err.Error()})
		}
	})

	e.GET("/loginGet", func(c *gin.Context) { //绑定url查询参数
		var login Login
		if err := c.ShouldBind(&login); err == nil {
			c.JSON(http.StatusOK,gin.H{
				"username":login.Username,
				"password":login.Password,
			})
		}else{
			c.JSON(http.StatusBadRequest,gin.H{"error":err.Error()})
		}
	})
	e.Run(":9090")
}