上门做菜系统的Go语言开发：如何实现菜品定制功能？

go get -u GitHub.com/gin-gonic/gin

package main

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

func main() {
    r := gin.Default()

    // 设置路由
    r.GET("/", func(c *gin.Context) {
        c.JSON(200, gin.H{
            "message": "Welcome to the Online Cooking System!",
        })
    })

    r.Run() // 启动服务
}

go get -u github.com/jinzhu/gorm

package models

import (
    "github.com/jinzhu/gorm"
)

type Dish struct {
    gorm.Model
    Name        string  `json:"name"`
    Description string  `json:"description"`
    Ingredients string  `json:"ingredients"`
    Price       float64 `json:"price"`
}

package models

import (
    "github.com/jinzhu/gorm"
)

type User struct {
    gorm.Model
    Username string `json:"username"`
    PassWord string `json:"password"`
}

import (
    "github.com/jinzhu/gorm"
    _ "github.com/jinzhu/gorm/dialects/Mysql"
    "github.com/username/repo/models"
)

func main() {
    // 连接数据库
    db, err := gorm.Open("mysql", "user:password@/database?charset=utf8mb4&parseTime=True&loc=Local")
    if err != nil {
        panic("failed to connect database")
    }
    defer db.Close()

    // 自动迁移模型
    db.AutoMigrate(&models.Dish{}, &models.User{})
}

r.POST("/dish/customize", func(c *gin.Context) {
    var dish models.Dish

    // 参数绑定
    if err := c.ShouldBindJSON(&dish); err != nil {
        c.JSON(400, gin.H{
            "message": "Invalid request body",
        })
        return
    }

    // 保存到数据库
    db.Create(&dish)

    c.JSON(200, dish)
})

{
    "name": "麻辣香锅",
    "description": "非常辣的川菜",
    "ingredients": "牛肉、辣椒、豆芽、花菜、土豆、毛肚",
    "price": 38.8
}