完成购物车功能

This commit is contained in:
2025-07-18 19:42:01 +08:00
parent 22d4ffe2fb
commit 796b5af67d
9 changed files with 479 additions and 51 deletions

View File

@@ -1,5 +1,4 @@
export default definePageConfig({
navigationBarTitleText: '购物车',
navigationBarTextStyle: 'black',
navigationStyle: 'custom'
})

View File

@@ -1,21 +1,40 @@
import {useEffect, useState} from "react"; // 添加 useCallback 引入
import {useEffect, useState} from "react";
import Taro, {useShareAppMessage, useShareTimeline} from '@tarojs/taro';
import {Space, NavBar} from '@nutui/nutui-react-taro'
import {Search, Received, Scan} from '@nutui/icons-react-taro'
import GoodsList from "@/components/GoodsList";
import {
NavBar,
Checkbox,
Image,
InputNumber,
Button,
Empty,
Divider
} from '@nutui/nutui-react-taro';
import {ArrowLeft, Del, Shopping} from '@nutui/icons-react-taro';
import {View} from '@tarojs/components';
import {CartItem, useCart} from "@/hooks/useCart";
function Cart() {
const [statusBarHeight, setStatusBarHeight] = useState<number>()
const [statusBarHeight, setStatusBarHeight] = useState<number>(0);
const [selectedItems, setSelectedItems] = useState<number[]>([]);
const [isAllSelected, setIsAllSelected] = useState(false);
const {
cartItems,
cartCount,
updateQuantity,
removeFromCart,
clearCart
} = useCart();
useShareTimeline(() => {
return {
title: '注册即可开通 - webSoft云应用'
title: '购物车 - 云上商店'
};
});
useShareAppMessage(() => {
return {
title: '注册即可开通 - webSoft云应用',
title: '购物车 - 云上商店',
success: function (res) {
console.log('分享成功', res);
},
@@ -28,38 +47,235 @@ function Cart() {
useEffect(() => {
Taro.getSystemInfo({
success: (res) => {
setStatusBarHeight(res.statusBarHeight)
setStatusBarHeight(res.statusBarHeight || 0);
},
})
// 设置导航栏背景色(含状态栏)
Taro.setNavigationBarColor({
backgroundColor: '#ffffff', // 状态栏+导航栏背景色
frontColor: 'black', // 状态栏文字颜色(仅支持 black/white
});
}, []); // 新增: 添加滚动事件监听
// 设置导航栏背景色
Taro.setNavigationBarColor({
backgroundColor: '#ffffff',
frontColor: 'black',
});
}, []);
// 处理单个商品选择
const handleItemSelect = (goodsId: number, checked: boolean) => {
if (checked) {
setSelectedItems([...selectedItems, goodsId]);
} else {
setSelectedItems(selectedItems.filter(id => id !== goodsId));
setIsAllSelected(false);
}
};
// 处理全选
const handleSelectAll = (checked: boolean) => {
setIsAllSelected(checked);
if (checked) {
setSelectedItems(cartItems.map((item: CartItem) => item.goodsId));
} else {
setSelectedItems([]);
}
};
// 更新商品数量
const handleQuantityChange = (goodsId: number, value: number) => {
updateQuantity(goodsId, value);
};
// 删除商品
const handleRemoveItem = (goodsId: number) => {
Taro.showModal({
title: '确认删除',
content: '确定要删除这个商品吗?',
success: (res) => {
if (res.confirm) {
removeFromCart(goodsId);
setSelectedItems(selectedItems.filter(id => id !== goodsId));
}
}
});
};
// 计算选中商品的总价
const getSelectedTotalPrice = () => {
return cartItems
.filter((item: CartItem) => selectedItems.includes(item.goodsId))
.reduce((total: number, item: CartItem) => total + (parseFloat(item.price) * item.quantity), 0)
.toFixed(2);
};
// 去结算
const handleCheckout = () => {
if (selectedItems.length === 0) {
Taro.showToast({
title: '请选择要结算的商品',
icon: 'none'
});
return;
}
// 这里可以跳转到结算页面
Taro.showToast({
title: '跳转到结算页面',
icon: 'success'
});
};
// 检查是否全选
useEffect(() => {
if (cartItems.length > 0 && selectedItems.length === cartItems.length) {
setIsAllSelected(true);
} else {
setIsAllSelected(false);
}
}, [selectedItems, cartItems]);
return (
<>
<View style={{backgroundColor: '#f6f6f6', height: `${statusBarHeight}px`}}
className="fixed z-10 top-0 w-full"></View>
<NavBar
fixed={true}
style={{marginTop: `${statusBarHeight}px`}}
onBackClick={() => {
}}
left={
<>
<div className={'flex justify-between items-center w-full'}>
<Space>
<Search size={18} className={'mx-1'}/>
<Received size={18} className={'mx-1'}/>
<Scan size={18} className={'mx-1'}/>
</Space>
</div>
</>
left={<ArrowLeft onClick={() => Taro.navigateBack()}/>}
right={
cartItems.length > 0 && (
<Button
size="small"
type="primary"
fill="none"
onClick={() => {
Taro.showModal({
title: '确认清空',
content: '确定要清空购物车吗?',
success: (res) => {
if (res.confirm) {
clearCart();
setSelectedItems([]);
}
}
});
}}
>
</Button>
)
}
>
<span></span>
<span className="text-lg">({cartCount})</span>
</NavBar>
<GoodsList/>
{/* 购物车内容 */}
<View className="pt-24">
{cartItems.length === 0 ? (
// 空购物车
<View className="flex flex-col items-center justify-center h-96">
<Empty
image={<Shopping size={80}/>}
description="购物车空空如也"
>
<Button
type="primary"
size="small"
onClick={() => Taro.switchTab({url: '/pages/index/index'})}
>
</Button>
</Empty>
</View>
) : (
<>
{/* 商品列表 */}
<View className="bg-white">
{cartItems.map((item: CartItem, index: number) => (
<View key={item.goodsId}>
<View className="bg-white px-4 py-3 flex items-center gap-3">
{/* 选择框 */}
<Checkbox
checked={selectedItems.includes(item.goodsId)}
onChange={(checked) => handleItemSelect(item.goodsId, checked)}
/>
{/* 商品图片 */}
<Image
src={item.image}
width="80"
height="80"
radius="8"
className="flex-shrink-0"
/>
{/* 商品信息 */}
<View className="flex-1 min-w-0">
<View className="text-lg font-bold text-gray-900 truncate mb-1">
{item.name}
</View>
<View className="flex items-center justify-between">
<View className={'flex text-red-500 text-xl items-baseline'}>
<span className={'text-xs'}></span>
<span className={'font-bold text-lg'}>{item.price}</span>
</View>
<View className="flex items-center gap-2">
<InputNumber
value={item.quantity}
min={1}
max={99}
onChange={(value) => handleQuantityChange(item.goodsId, Number(value))}
className="w-24"
/>
<Del className={'text-red-500'} size={16} onClick={() => handleRemoveItem(item.goodsId)}/>
</View>
</View>
</View>
</View>
{index < cartItems.length - 1 && <Divider/>}
</View>
))}
</View>
{/* 底部结算栏 */}
<View
className="fixed z-50 bottom-0 left-0 right-0 bg-white border-t border-gray-200 px-4 py-3 safe-area-bottom">
<View className="flex items-center justify-between">
<View className="flex items-center gap-3">
<Checkbox
checked={isAllSelected}
onChange={handleSelectAll}
>
</Checkbox>
<View className="text-sm text-gray-600">
{selectedItems.length}
</View>
</View>
<View className="flex items-center gap-4">
<View className="text-right">
<View className="text-xs text-gray-500">:</View>
<div className={'flex text-red-500 text-xl items-baseline'}>
<span className={'text-xs'}></span>
<span className={'font-bold text-lg'}>{getSelectedTotalPrice()}</span>
</div>
</View>
<Button
type="primary"
size="large"
disabled={selectedItems.length === 0}
onClick={handleCheckout}
className="px-6"
>
({selectedItems.length})
</Button>
</View>
</View>
</View>
{/* 底部安全区域占位 */}
<View className="h-20"></View>
</>
)}
</View>
</>
);
}

View File

@@ -6,7 +6,7 @@ import {Popup, Avatar, NavBar} from '@nutui/nutui-react-taro'
import {getSiteInfo, getUserInfo, getWxOpenId} from "@/api/layout";
import {TenantId} from "@/utils/config";
import {getOrganization} from "@/api/system/organization";
import {myTenantList, myUserVerify} from "@/api/system/userVerify";
import {myUserVerify} from "@/api/system/userVerify";
import {CmsWebsite} from "@/api/cms/cmsWebsite/model";
import {User} from "@/api/system/user/model";
import './Header.scss';
@@ -84,10 +84,6 @@ const Header = () => {
Taro.setStorageSync('RealName', data.realName)
}
})
//
myTenantList({page: 2, page_size: 50}).then(res => {
console.log(res, '...res...lei')
})
}
/* 获取用户手机号 */

View File

@@ -29,7 +29,7 @@ function MySearch(props) {
display: 'flex',
alignItems: 'center',
background: '#ffffff',
padding: '0 7px',
padding: '0 5px',
borderRadius: '20px',
marginTop: '100px',
}}