Golang + ajax post数据

package main

import (
	"encoding/json"
	"fmt"
	"net/http"
)

type User struct {
	Name  string `json:"name"`
	Email string `json:"email"`
}

func main() {
	http.HandleFunc("/postdata", postDataHandler)
	http.ListenAndServe(":8080", nil)
}

func postDataHandler(w http.ResponseWriter, r *http.Request) {
	if r.Method == "POST" {
		decoder := json.NewDecoder(r.Body)
		var user User
		err := decoder.Decode(&user)
		if err != nil {
			http.Error(w, err.Error(), http.StatusBadRequest)
			return
		}

		// 在这里可以对接收到的数据进行处理，比如存储到数据库或进行其他业务逻辑操作

		response := map[string]string{
			"message": "Data received successfully",
		}
		jsonResponse, _ := json.Marshal(response)
		w.Header().Set("Content-Type", "application/json")
		w.Write(jsonResponse)
	} else {
		http.Error(w, "Method not allowed", http.StatusMethodNotAllowed)
	}
}