使用Go创建office 365 outlook邮箱

package main

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

type EmailAddress struct {
    Address string `json:"address"`
    Name    string `json:"name"`
}

type Recipient struct {
    EmailAddress EmailAddress `json:"emailAddress"`
}

type Message struct {
    Subject     string      `json:"subject"`
    Body        interface{} `json:"body"`
    ToRecipients []Recipient `json:"toRecipients"`
}

func main() {
    // 构建要发送的邮件信息
    email := Message{
        Subject: "Hello from Go",
        Body: map[string]interface{}{
            "contentType": "Text",
            "content":     "This is a test email created using Go.",
        },
        ToRecipients: []Recipient{
            Recipient{
                EmailAddress: EmailAddress{
                    Address: "recipient@example.com",
                    Name:    "Recipient",
                },
            },
        },
    }

    // 将邮件信息转换为JSON格式
    jsonData, err := json.Marshal(email)
    if err != nil {
        fmt.Println("JSON marshal error:", err)
        return
    }

    // 发送HTTP POST请求创建邮件
    url := "https://graph.microsoft.com/v1.0/me/sendMail"
    req, err := http.NewRequest("POST", url, bytes.NewBuffer(jsonData))
    if err != nil {
        fmt.Println("HTTP request error:", err)
        return
    }

    // 设置请求头部信息
    req.Header.Set("Content-Type", "application/json")
    req.Header.Set("Authorization", "Bearer <access_token>")

    // 发送请求并获取响应
    client := &http.Client{}
    resp, err := client.Do(req)
    if err != nil {
        fmt.Println("HTTP request error:", err)
        return
    }
    defer resp.Body.Close()

    // 检查响应状态码
    if resp.StatusCode == http.StatusCreated {
        fmt.Println("Email created successfully.")
    } else {
        fmt.Println("Failed to create email. Status code:", resp.StatusCode)
    }
}