shopxo/Application/Service/BuyService.class.php
2018-11-28 01:21:06 +08:00

925 lines
30 KiB
PHP
Executable File

<?php
namespace Service;
use Service\GoodsService;
use Service\UserService;
/**
* 购买服务层
* @author Devil
* @blog http://gong.gg/
* @version 0.0.1
* @datetime 2016-12-01T21:51:08+0800
*/
class BuyService
{
/**
* 购物车添加
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-08-29
* @desc description
* @param [array] $params [输入参数]
*/
public static function CartAdd($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'goods_id',
'error_msg' => '商品id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'stock',
'error_msg' => '购买数量有误',
],
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 获取商品
$goods_id = intval($params['goods_id']);
$goods = M('Goods')->where(['id'=>$goods_id, 'is_shelves'=>1, 'is_delete_time'=>0])->find();
if(empty($goods))
{
return DataReturn('商品不存在或已删除', -2);
}
// 属性处理
$attr = self::GoodsAttrParsing($params);
// 添加购物车
$data = [
'user_id' => $params['user']['id'],
'goods_id' => $goods_id,
'title' => $goods['title'],
'images' => $goods['images'],
'original_price'=> $goods['original_price'],
'price' => $goods['price'],
'stock' => intval($params['stock']),
'attribute' => count($attr) == 0 ? '' : json_encode($attr),
];
// 存在则更新
$m = M('Cart');
$where = ['user_id'=>$data['user_id'], 'goods_id'=>$data['goods_id'], 'attribute'=>$data['attribute']];
$temp = $m->where($where)->find();
if(empty($temp))
{
$data['add_time'] = time();
if($m->add($data) > 0)
{
return DataReturn(L('common_join_success'), 0, self::UserCartTotal($params));
}
} else {
$data['upd_time'] = time();
$data['stock'] += $temp['stock'];
if($data['stock'] > $goods['inventory'])
{
$data['stock'] = $goods['inventory'];
}
if($m->where($where)->save($data))
{
return DataReturn(L('common_join_success'), 0, self::UserCartTotal($params));
}
}
return DataReturn(L('common_join_error'), -100);
}
/**
* 商品属性解析
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-21
* @desc description
* @param [array] $params [输入参数]
*/
private static function GoodsAttrParsing($params = [])
{
$data = [];
if(!empty($params['attr']) && !empty($params['goods_id']))
{
if(!is_array($params['attr']))
{
$params['attr'] = json_decode($params['attr'], true);
}
foreach($params['attr'] as $k=>$v)
{
$attr_type_name = M('GoodsAttributeType')->where(['goods_id'=>$params['goods_id'], 'id'=>$k])->getField('name');
$attr_name = M('GoodsAttribute')->where(['goods_id'=>$params['goods_id'], 'id'=>$v])->getField('name');
if(!empty($attr_type_name) && !empty($attr_name))
{
$data[] = [
'attr_type_id' => $k,
'attr_type_name' => $attr_type_name,
'attr_id' => $v,
'attr_name' => $attr_name,
];
}
}
}
return $data;
}
/**
* 获取购物车列表
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-08-29
* @desc description
* @param [array] $params [输入参数]
*/
public static function CartList($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
$where = (!empty($params['where']) && is_array($params['where'])) ? $params['where'] : [];
$where['c.user_id'] = $params['user']['id'];
$field = 'c.*, g.title, g.images, g.original_price, g.price, g.inventory, g.inventory_unit, g.is_shelves, g.is_delete_time, g.buy_min_number, g.buy_max_number';
$data = M('Cart')->alias('c')->join(' __GOODS__ AS g ON g.id=c.goods_id')->where($where)->field($field)->select();
// 数据处理
if(!empty($data))
{
$images_host = C('IMAGE_HOST');
foreach($data as &$v)
{
$v['goods_url'] = HomeUrl('Goods', 'Index', ['id'=>$v['goods_id']]);
$v['images_old'] = $v['images'];
$v['images'] = empty($v['images']) ? null : $images_host.$v['images'];
$v['attribute'] = empty($v['attribute']) ? null : json_decode($v['attribute'], true);
$v['total_price'] = $v['stock']*$v['price'];
$v['buy_max_number'] = ($v['buy_max_number'] <= 0) ? $v['inventory']: $v['buy_max_number'];
}
}
return DataReturn(L('common_operation_success'), 0, $data);
}
/**
* 购物车删除
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-14
* @desc description
* @param [array] $params [输入参数]
*/
public static function CartDelete($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'id',
'error_msg' => '删除数据id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 删除
$where = [
'id' => ['in', explode(',', $params['id'])],
'user_id' => $params['user']['id']
];
if(M('Cart')->where($where)->delete())
{
return DataReturn(L('common_operation_delete_success'), 0, self::UserCartTotal($params));
}
return DataReturn(L('common_operation_delete_error'), -100);
}
/**
* 购物车数量保存
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-14
* @desc description
* @param [array] $params [输入参数]
*/
public static function CartStock($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'id',
'error_msg' => '数据id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'goods_id',
'error_msg' => '商品id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'stock',
'error_msg' => '购买数量有误',
],
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 更新
$where = [
'id' => intval($params['id']),
'goods_id' => intval($params['goods_id']),
'user_id' => intval($params['user']['id']),
];
$data = [
'stock' => intval($params['stock']),
'upd_time' => time(),
];
if(M('Cart')->where($where)->save($data))
{
return DataReturn(L('common_operation_update_success'), 0);
}
return DataReturn(L('common_operation_update_error'), -100);
}
/**
* 下订单 - 正常购买
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-21
* @desc description
* @param [array] $params [输入参数]
*/
public static function BuyGoods($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'stock',
'error_msg' => '购买数量有误',
],
[
'checked_type' => 'empty',
'key_name' => 'goods_id',
'error_msg' => '商品id有误',
],
[
'checked_type' => 'isset',
'key_name' => 'attr',
'error_msg' => '属性参数有误',
],
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 获取商品
$p = [
'where' => [
'g.id' => intval($params['goods_id']),
'g.is_delete_time' => 0,
'g.is_shelves' => 1,
],
'field' => 'g.id, g.id AS goods_id, g.title, g.images, g.original_price, g.price, g.inventory, g.inventory_unit, g.buy_min_number, g.buy_max_number',
];
$goods = GoodsService::GoodsList($p);
if(empty($goods[0]))
{
return DataReturn(L('common_data_no_exist_error'), -10);
}
// 数量/小计
$goods[0]['stock'] = $params['stock'];
$goods[0]['total_price'] = $params['stock']*$goods[0]['price'];
// 属性
$goods[0]['attribute'] = self::GoodsAttrParsing($params);
return DataReturn(L('common_operation_success'), 0, $goods);
}
/**
* 下订单 - 购物车
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-21
* @desc description
* @param [array] $params [输入参数]
*/
public static function BuyCart($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'ids',
'error_msg' => '购物车id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 获取购物车数据
$params['where'] = [
'g.is_delete_time' => 0,
'g.is_shelves' => 1,
'c.id' => ['in', explode(',', $params['ids'])],
];
return self::CartList($params);
}
/**
* 下订单购物车删除
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @datetime 2018-10-12T00:42:49+0800
* @param [array] $params [输入参数]
*/
public static function BuyCartDelete($params = [])
{
if(isset($params['buy_type']) && $params['buy_type'] == 'cart' && !empty($params['ids']))
{
M('Cart')->where(['id'=>['in', explode(',', $params['ids'])]])->delete();
}
}
/**
* 根据购买类型获取商品列表
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-26
* @desc description
* @param [array] $params [输入参数]
*/
public static function BuyTypeGoodsList($params = [])
{
switch($params['buy_type'])
{
// 正常购买
case 'goods' :
$ret = BuyService::BuyGoods($params);
break;
// 购物车
case 'cart' :
$ret = BuyService::BuyCart($params);
break;
// 默认
$ret = DataReturn('参数有误', -1);
}
return $ret;
}
/**
* 购买商品校验
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-26
* @desc description
* @param [array] $params [输入参数]
*/
public static function BuyGoodsCheck($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'goods',
'error_msg' => '商品信息有误',
]
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 数据校验
$total_price = 0;
$m = M('Goods');
$attr_type_m = M('GoodsAttributeType');
$attr_m = M('GoodsAttribute');
foreach($params['goods'] as $v)
{
$goods = $m->find($v['goods_id']);
// 基础判断
if(empty($goods))
{
return DataReturn('['.$v['goods_id'].']商品不存在', -1);
}
if($goods['is_shelves'] != 1)
{
return DataReturn('['.$v['goods_id'].']商品已下架', -1);
}
if($v['stock'] > $goods['inventory'])
{
return DataReturn('['.$v['goods_id'].']购买数量超过商品库存数量['.$v['stock'].'>'.$goods['inventory'].']', -1);
}
if($goods['buy_min_number'] > 1 && $v['stock'] < $goods['buy_min_number'])
{
return DataReturn('['.$v['goods_id'].']低于商品起购数量['.$v['stock'].'<'.$goods['buy_min_number'].']', -1);
}
if($goods['buy_max_number'] > 1 && $v['stock'] > $goods['buy_max_number'])
{
return DataReturn('['.$v['goods_id'].']超过商品限购数量['.$v['stock'].'>'.$goods['buy_max_number'].']', -1);
}
// 属性
if(!empty($v['attribute']))
{
foreach($v['attribute'] as $vs)
{
// 属性类型
$attr_type = $attr_type_m->find($vs['attr_type_id']);
if(empty($attr_type))
{
return DataReturn('['.$v['goods_id'].']商品属性类型有误['.$vs['attr_type_id'].']', -1);
}
// 具体属性
$attr_content = $attr_m->find($vs['attr_id']);
if(empty($attr_content))
{
return DataReturn('['.$v['goods_id'].']商品属性有误-'.$vs['attr_id'].']', -1);
}
}
}
// 总价
$total_price += $goods['price']*$v['stock'];
$result[] = $goods;
}
$data = [
'total_price' => $total_price,
];
return DataReturn(L('common_operation_success'), 0, $data);
}
/**
* 订单添加
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-26
* @desc description
* @param [array] $params [输入参数]
*/
public static function OrderAdd($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
[
'checked_type' => 'empty',
'key_name' => 'address_id',
'error_msg' => '地址有误',
],
];
if(MyC('common_order_is_booking', 0) != 1)
{
$p[] = [
'checked_type' => 'empty',
'key_name' => 'payment_id',
'error_msg' => '支付方式有误',
];
}
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 清单商品
$goods = self::BuyTypeGoodsList($params);
if(!isset($goods['code']) || $goods['code'] != 0)
{
return $goods;
}
$check = self::BuyGoodsCheck(['goods'=>$goods['data']]);
if(!isset($check['code']) || $check['code'] != 0)
{
return $check;
}
// 用户地址
$address = UserService::UserAddressRow(array_merge($params, ['id'=>$params['address_id']]));
if(empty($address))
{
return $address;
}
// 优惠金额
$preferential_price = 0.00;
// 店铺
$shop_id = 0;
// 订单写入
$order = [
'order_no' => date('YmdHis').GetNumberCode(6),
'user_id' => $params['user']['id'],
'shop_id' => $shop_id,
'receive_address_id' => $address['data']['id'],
'receive_name' => $address['data']['name'],
'receive_tel' => $address['data']['tel'],
'receive_province' => $address['data']['province'],
'receive_city' => $address['data']['city'],
'receive_county' => $address['data']['county'],
'receive_address' => $address['data']['address'],
'user_note' => I('user_note', null, null, $params),
'status' => (intval(MyC('common_order_is_booking', 0)) == 1) ? 0 : 1,
'preferential_price' => $preferential_price,
'price' => $check['data']['total_price'],
'total_price' => $check['data']['total_price']-$preferential_price,
'payment_id' => isset($params['payment_id']) ? intval($params['payment_id']) : 0,
'add_time' => time(),
];
if($order['status'] == 1)
{
$order['confirm_time'] = time();
}
// 开始事务
$m = M('Order');
$m->startTrans();
// 订单添加
$order_id = $m->add($order);
if($order_id > 0)
{
$detail_m = M('OrderDetail');
foreach($goods['data'] as $v)
{
$detail = [
'order_id' => $order_id,
'user_id' => $params['user']['id'],
'shop_id' => $shop_id,
'goods_id' => $v['goods_id'],
'title' => $v['title'],
'images' => $v['images_old'],
'original_price' => $v['original_price'],
'price' => $v['price'],
'attribute' => empty($v['attribute']) ? '' : json_encode($v['attribute']),
'buy_number' => $v['stock'],
'add_time' => time(),
];
if($detail_m->add($detail) <= 0)
{
$m->rollback();
return DataReturn('订单详情添加失败', -1);
}
}
} else {
$m->rollback();
return DataReturn('订单添加失败', -1);
}
// 库存扣除
if($order['status'] == 1)
{
$ret = self::OrderInventoryDeduct(['order_id'=>$order_id, 'order_data'=>$order]);
if($ret['status'] != 0)
{
// 事务回滚
$m->rollback();
return DataReturn($ret['msg'], -10);
}
}
// 订单提交成功
$m->commit();
// 删除购物车
self::BuyCartDelete($params);
// 返回信息
$result = [
'order' => $m->find($order_id),
'jump_url' => U('Home/Order/Index'),
];
// 获取订单信息
switch($order['status'])
{
// 预约成功
case 0 :
$msg = L('common_booking_success');
break;
// 提交成功
case 1 :
$msg = L('common_submit_success');
$result['jump_url'] = U('Home/Order/Pay', ['id'=>$order_id]);
break;
// 默认操作成功
default :
$msg = L('common_operation_success');
}
return DataReturn($msg, 0, $result);
}
/**
* 购物车总数
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-29
* @desc description
* @param [array] $where [条件]
*/
public static function CartTotal($where = [])
{
return (int) M('Cart')->where($where)->count();
}
/**
* 用户购物车总数
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-09-29
* @desc description
* @param [array] $params [输入参数]
*/
public static function UserCartTotal($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'user',
'error_msg' => '用户信息有误',
],
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return 0;
}
return self::CartTotal(['user_id'=>$params['user']['id']]);
}
/**
* 库存扣除
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-11-09
* @desc description
* @param [array] $params [输入参数]
*/
public static function OrderInventoryDeduct($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'order_id',
'error_msg' => '订单id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'order_data',
'error_msg' => '订单更新数据不能为空',
],
[
'checked_type' => 'is_array',
'key_name' => 'order_data',
'error_msg' => '订单更新数据有误',
]
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 是否扣除库存
$common_is_deduction_inventory = MyC('common_is_deduction_inventory', 0);
if($common_is_deduction_inventory != 1)
{
return DataReturn('未开启扣除库存', 0);
}
// 扣除库存规则
$common_deduction_inventory_rules = MyC('common_deduction_inventory_rules', 1);
switch($common_deduction_inventory_rules)
{
// 订单确认成功
case 0 :
if($params['order_data']['status'] != 1)
{
return DataReturn('当前订单状态未操作确认-不扣除库存['.$params['order_id'].']', 0);
}
break;
// 订单支付成功
case 1 :
if($params['order_data']['status'] != 2)
{
return DataReturn('当前订单状态未操作支付-不扣除库存['.$params['order_id'].']', 0);
}
break;
// 订单发货
case 2 :
if($params['order_data']['status'] != 3)
{
return DataReturn('当前订单状态未操作发货-不扣除库存['.$params['order_id'].']', 0);
}
break;
}
// 获取订单商品
$order_detail = M('OrderDetail')->field('goods_id,buy_number')->where(['order_id'=>$params['order_id']])->select();
if(!empty($order_detail))
{
$goods_m = M('Goods');
$log_m = M('OrderGoodsInventoryLog');
foreach($order_detail as $v)
{
// 查看是否已扣除过库存,避免更改模式导致重复扣除
$temp = $log_m->where(['order_id'=>$params['order_id'], 'goods_id'=>$v['goods_id']])->find();
if(empty($temp))
{
$goods = $goods_m->field('is_deduction_inventory,inventory')->find($v['goods_id']);
if(isset($goods['is_deduction_inventory']) && $goods['is_deduction_inventory'] == 1)
{
// 扣除操作
if(!$goods_m->where(['id'=>$v['goods_id']])->setDec('inventory', $v['buy_number']))
{
return DataReturn('库存扣减失败['.$params['order_id'].'-'.$v['goods_id'].']', -10);
}
// 扣除日志添加
$log_data = [
'order_id' => $params['order_id'],
'goods_id' => $v['goods_id'],
'order_status' => $params['order_data']['status'],
'original_inventory' => $goods['inventory'],
'new_inventory' => $goods_m->where(['id'=>$v['goods_id']])->getField('inventory'),
'add_time' => time(),
];
if($log_m->add($log_data) <= 0)
{
return DataReturn('库存扣减日志添加失败['.$params['order_id'].'-'.$v['goods_id'].']', -100);
}
}
}
}
return DataReturn('操作成功', 0);
}
return DataReturn('没有需要扣除库存的数据', 0);
}
/**
* 库存回滚
* @author Devil
* @blog http://gong.gg/
* @version 1.0.0
* @date 2018-11-09
* @desc description
* @param [array] $params [输入参数]
*/
public static function OrderInventoryRollback($params = [])
{
// 请求参数
$p = [
[
'checked_type' => 'empty',
'key_name' => 'order_id',
'error_msg' => '订单id有误',
],
[
'checked_type' => 'empty',
'key_name' => 'order_data',
'error_msg' => '订单更新数据不能为空',
],
[
'checked_type' => 'is_array',
'key_name' => 'order_data',
'error_msg' => '订单更新数据有误',
]
];
$ret = params_checked($params, $p);
if($ret !== true)
{
return DataReturn($ret, -1);
}
// 订单状态
if(!in_array($params['order_data']['status'], [5,6]))
{
return DataReturn('当前订单状态不允许回滚库存['.$params['order_id'].'-'.$params['order_data']['status'].']', 0);
}
// 获取订单商品
$order_detail = M('OrderDetail')->field('goods_id,buy_number')->where(['order_id'=>$params['order_id']])->select();
if(!empty($order_detail))
{
$goods_m = M('Goods');
$log_m = M('OrderGoodsInventoryLog');
foreach($order_detail as $v)
{
// 查看是否已扣除过库存
$temp = $log_m->where(['order_id'=>$params['order_id'], 'goods_id'=>$v['goods_id'], 'is_rollback'=>0])->find();
if(!empty($temp))
{
// 回滚操作
if(!$goods_m->where(['id'=>$v['goods_id']])->setInc('inventory', $v['buy_number']))
{
return DataReturn('库存回滚失败['.$params['order_id'].'-'.$v['goods_id'].']', -10);
}
// 回滚日志更新
$log_data = [
'is_rollback' => 1,
'rollback_time' => time(),
];
if(!$log_m->where(['id'=>$temp['id']])->save($log_data))
{
return DataReturn('库存回滚日志更新失败['.$temp['id'].'-'.$params['order_id'].']', -100);
}
}
}
return DataReturn('操作成功', 0);
}
return DataReturn('没有需要回滚的数据', 0);
}
}
?>