基于微信小程序的冰淇淋商城＋PC端管理后台

一、系统截图

二、系统架构

微信小程序端：使用uniapp框架开发 PC端管理后台：使用SSM框架，数据库使用MySQL，前端使用VUE框架，开发环境：JDK8+IDEA+MySQL8.0

三、下载链接

点击下载

更多关于项目的描述可以点击基于微信小程序的冰淇淋商城＋PC端管理后台

四、核心代码

` 伪代码

小程序代码：

app.js

javascriptCopy Code //app.js App({ globalData: { userInfo: null } }) pages/index/index.js

javascriptCopy Code //pages/index/index.js Page({ data: { iceCreams: [ { id: 1, name: "巧克力口味", price: 10.0, image: "/images/chocolate.png" }, { id: 2, name: "草莓口味", price: 12.0, image: "/images/strawberry.png" }, { id: 3, name: "香草口味", price: 9.0, image: "/images/vanilla.png" } ], cart: [] }, addToCart(e) { const iceCream = e.currentTarget.dataset.icecream; const cart = this.data.cart; cart.push(iceCream); this.setData({ cart: cart }); wx.showToast({ title: "已添加到购物车", icon: "success" }); }, goToCart() { wx.navigateTo({ url: "/pages/cart/cart" }); } }) pages/index/index.wxml

htmlCopy Code

{{item.name}} ￥{{item.price}} 购物车 {{cart.length}} pages/index/index.wxss

cssCopy Code /pages/index/index.wxss/ .container { display: flex; flex-direction: column; align-items: center; justify-content: flex-start; }

.ice-cream-list { width: 100%; padding: 20rpx; display: grid; grid-template-columns: repeat(auto-fit, minmax(200rpx, 1fr)); grid-gap: 20rpx; }

.ice-cream-item { display: flex; flex-direction: column; align-items: center; justify-content: center; background-color: #f3f3f3; border-radius: 10rpx; padding: 10rpx; box-shadow: 0 2rpx 5rpx rgba(0, 0, 0, 0.1); cursor: pointer; transition: transform 0.3s; }

.ice-cream-item:hover { transform: scale(1.05); }

.ice-cream-image { width: 120rpx; height: 120rpx; }

.ice-cream-name { margin-top: 10rpx; font-size: 28rpx; color: #333; }

.ice-cream-price { margin-top: 5rpx; font-size: 24rpx; color: #999; }

.footer { width: 100%; padding: 20rpx; display: flex; justify-content: flex-end; }

.cart-button { display: flex; align-items: center; background-color: #ff6b6c; color: #fff; border-radius: 50rpx; padding: 10rpx 20rpx; cursor: pointer; }

.cart-text { margin-right: 10rpx; font-size: 28rpx; }

.cart-count { font-size: 22rpx; font-weight: bold; } pages/cart/cart.js

javascriptCopy Code //pages/cart/cart.js Page({ data: { cart: [] }, onShow() { const app = getApp(); this.setData({ cart: app.globalData.cart }); } })后端代码

IceCream.java

javaCopy Code public class IceCream { private int id; private String name; private double price; private String image;

public IceCream(int id, String name, double price, String image) {
    this.id = id;
    this.name = name;
    this.price = price;
    this.image = image;
}

// Getters and Setters

@Override
public String toString() {
    return "IceCream{" +
            "id=" + id +
            ", name='" + name + '\'' +
            ", price=" + price +
            ", image='" + image + '\'' +
            '}';
}

} IceCreamDao.java

javaCopy Code import java.util.List;

public interface IceCreamDao { List getAllIceCreams(); IceCream getIceCreamById(int id); void addIceCream(IceCream iceCream); void updateIceCream(IceCream iceCream); void deleteIceCream(int id); } IceCreamDaoImpl.java

javaCopy Code import java.util.ArrayList; import java.util.List;

public class IceCreamDaoImpl implements IceCreamDao { private List iceCreams;

public IceCreamDaoImpl() {
    iceCreams = new ArrayList<>();
}

@Override
public List<IceCream> getAllIceCreams() {
    return iceCreams;
}

@Override
public IceCream getIceCreamById(int id) {
    for (IceCream iceCream : iceCreams) {
        if (iceCream.getId() == id) {
            return iceCream;
        }
    }
    return null;
}

@Override
public void addIceCream(IceCream iceCream) {
    iceCreams.add(iceCream);
}

@Override
public void updateIceCream(IceCream iceCream) {
    for (int i = 0; i < iceCreams.size(); i++) {
        if (iceCreams.get(i).getId() == iceCream.getId()) {
            iceCreams.set(i, iceCream);
            break;
        }
    }
}

@Override
public void deleteIceCream(int id) {
    iceCreams.removeIf(iceCream -> iceCream.getId() == id);
}

} IceCreamService.java

javaCopy Code import java.util.List;

public interface IceCreamService { List getAllIceCreams(); IceCream getIceCreamById(int id); void addIceCream(IceCream iceCream); void updateIceCream(IceCream iceCream); void deleteIceCream(int id); } IceCreamServiceImpl.java

javaCopy Code import java.util.List;

public class IceCreamServiceImpl implements IceCreamService { private IceCreamDao iceCreamDao;

public IceCreamServiceImpl(IceCreamDao iceCreamDao) {
    this.iceCreamDao = iceCreamDao;
}

@Override
public List<IceCream> getAllIceCreams() {
    return iceCreamDao.getAllIceCreams();
}

@Override
public IceCream getIceCreamById(int id) {
    return iceCreamDao.getIceCreamById(id);
}

@Override
public void addIceCream(IceCream iceCream) {
    iceCreamDao.addIceCream(iceCream);
}

@Override
public void updateIceCream(IceCream iceCream) {
    iceCreamDao.updateIceCream(iceCream);
}

@Override
public void deleteIceCream(int id) {
    iceCreamDao.deleteIceCream(id);
}

} Main.java

javaCopy Code public class Main { public static void main(String[] args) { IceCreamDao iceCreamDao = new IceCreamDaoImpl(); IceCreamService iceCreamService = new IceCreamServiceImpl(iceCreamDao);

    // 添加冰淇淋
    iceCreamService.addIceCream(new IceCream(1, "巧克力口味", 10.0, "/images/chocolate.png"));
    iceCreamService.addIceCream(new IceCream(2, "草莓口味", 12.0, "/images/strawberry.png"));
    iceCreamService.addIceCream(new IceCream(3, "香草口味", 9.0, "/images/vanilla.png"));

    // 获取所有冰淇淋
    List<IceCream> iceCreams = iceCreamService.getAllIceCreams();
    for (IceCream iceCream : iceCreams) {
        System.out.println(iceCream);
    }

    // 更新冰淇淋
    IceCream iceCreamToUpdate = iceCreamService.getIceCreamById(2);
    if (iceCreamToUpdate != null) {
        iceCreamToUpdate.setPrice(15.0);
        iceCreamService.updateIceCream(iceCreamToUpdate);
        System.out.println("冰淇淋更新成功：" + iceCreamToUpdate);
    }

    // 删除冰淇淋
    iceCreamService.deleteIceCream(1);
    System.out.println("冰淇淋删除成功");
}

}

`