<?php


namespace app\api\controller\v1;

use app\api\controller\ApiController;
use app\common\validate\IDMustBePositiveInt;
use Lettered\Support\Exceptions\EvidentException;
use app\http\IResponse;
use EasyWeChat\Factory;
use think\App;
use think\Db;

class Goods extends ApiController
{
    
    /**
     * 获取用户红包信息
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/9/16 13:44
     *
     * @return \think\response\Json
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getUnrebate()
    {
        // 红包
        $rebate = model('common/GoodsOrder')
            ->where([
                'is_pin' => 1,
                'pin_rebate_rec' => 0,
                'status' => 6
            ])
            ->where(['user_id' => $this->auth->user()['id']])
            ->where('pin_rebate_expired','<>', 0)
            // ->orderRaw('rand()')
            ->field('id,is_pin,pin_rebate,pin_rebate_expired,pin_rebate_rec')
            ->select();

        return $this->ApiJson(0, '红包信息', $rebate);
    }
    
    /**
     * 首页分类
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/9/15 17:44
     *
     * @return \think\response\Json
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getCategory()
    {
        // 拼团产品
        $collages = model('common/GoodsCategory')
            // ->orderRaw('rand()')
            ->field('id,name')
            ->select();

        return $this->ApiJson(0,'获取产品分类成功', $collages);
    }

    /**
     * 首页搜索
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/6 17:44
     *
     * @return \think\response\Json
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getGoodsBySearch()
    {
        $param = $this->request->param();
        $limit = 10;
        // 数据校验
        $valid = $this->validate($param, [
            'page' => 'require',
        ]);
        // 错误
        if (true !== $valid){
            return $this->ApiJson(-1,$valid);
        }
        $where = [];
        //组合搜索
        !empty($param['keywords']) && $where[]
            = ['name|content', 'like', '%' . $param['keywords'] . '%'];

        
        // 拼团产品
        $collages = model('Goods')
            ->where($where)
            ->where('stock','>=',5)
            ->limit((($param['page'] - 1) * $limit) . "," . $limit)
            ->select();

        return $this->ApiJson(0,'获取产品成功', $collages);

    }
    
    
    /**
     * 首页拼团产品
     *
     * @url /goods/collage
     *
     * @return \think\response\Json
     * @throws \think\exception\DbException
     */
    public function getCollageByHome()
    {
        $param = $this->request->param();
        $where = [];
        $limit = 10;
        // 数据校验
        $valid = $this->validate($param, [
            'page' => 'require',
        ]);
        // 错误
        if (true !== $valid){
            return $this->ApiJson(-1,$valid);
        }
        !empty($param['cateId']) && $where[]
            = ['category_id', 'eq', $param['cateId']];
      
        // 拼团产品
        $collages = model('Goods')
            ->where($where)
            ->where([ 'is_pin' => 1, 'status' => 1])
            // ->orderRaw('rand()')
            ->limit((($param['page'] - 1) * $limit) . "," . $limit)
            ->select();

        return $this->ApiJson(0,'获取产品成功', $collages);
    }


    /**
     * 获取商户的产品列表
     *
     * @url /goods/by_seller/:id
     * @param integer $id 商户ID
     *
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getGoodsBySellerId($id)
    {

        (new IDMustBePositiveInt())->valid();

        // 分页
        $page = $this->request->param('page', 1);

        $goods =  model('Goods')
            ->where(['seller_id' => $id])
            ->limit((($page - 1) * 10) . "," . 10)
            // ->order(['xx' => 'xx'])
            ->select();

        if($goods->isEmpty()){
            //
            return $this->ApiJson(0,$page > 1 ? '无更多产品' :'此商户暂无商品！');
        }

        return $this->ApiJson(0, '', $goods);
    }

    /**
     * 获取产品详情
     *
     * @url /goods/:id
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/3 15:07
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getGoodsByID($id)
    {
        (new IDMustBePositiveInt())->valid();

        $goods =  model('common/Goods')
            ->with(['seller'])
            ->find($id);
        if (!$goods){

            return $this->ApiJson(-1, '不存在商品编号');
        }
        return $this->ApiJson(0, '获取商品信息成功', $goods);
    }

    /**
     * 取得商品规格
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/6/29 11:45
     *
     * @param $id
     * @return \think\response\Json
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getGoodsSkuByID($id)
    {
        // 获取规格
        $skus = model('common/GoodsSku')
            ->where(['goods_id' => $id])
            ->select();

        $spec = [];
        $values = [];
        $ret = [];

        // 取出这个产品的SPEC SPEC_VALUE
        foreach ($skus as $sku) {
            $ret['sku'][] = [
                'ids' => dejson($sku['spec_param']),
                'price' => $sku['price'],
                'pin_price' => $sku['pin_price'],
                'stock' => $sku['stock'],
            ];
            foreach (dejson($sku['spec_param']) as $sp) {
                foreach ($sp as $sid => $vid) {
                    $spec[] = model('GoodsSpec')->where(['id' => $sid])->find();
                    $values[] = model('GoodsSpecValue')->where(['spec_id' => $sid, 'id' => $vid])->find();
                }
            }
        }

        // 构造
        foreach (array_unique($spec) as $s => $k) {
            $sub = [];
            foreach (array_unique($values) as $i => $v) {
                if ($v['spec_id'] == $k['id']) {
                    $sub[] = [
                        'id' => $v['id'],
                        'name' => $v['value_name']
                    ];
                }
            }
            $ret['spec'][] = [
                'id' => $k['id'],
                'name' => $k['spec_name'],
                'sub' => $sub
            ];
        }
        return $this->ApiJson(0, '获取商品信息成功', $ret);
    }


    /**
     * 获取商品正在进行拼单
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/8 15:30
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getGroupOrderByID($id)
    {
        (new IDMustBePositiveInt())->valid();

        $orders =  model('common/GoodsOrderGroup')->with(['user'])
            ->where(['goods_id' => $id,'status' => 0])
            ->whereTime('expired_at', '>=', time())
            ->select();
        return $this->ApiJson(0, '获取商品信息成功', $orders);
    }

    /**
     * 下订单
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/3 10:49
     *
     * @return \think\response\Json
     */
    public function placeOrder()
    {
        $param = $this->request->param();
        // 数据校验
        $valid = $this->validate($param, [
            'addr|送货地址' => 'require',
            'total_price|订单总价' => 'require',
            'goods|产品列表' => 'require',
            'area_id|区域信息' => 'require',
        ]);
        // 错误
        if (true !== $valid){
            return $this->ApiJson(-1,$valid);
        }

        // 地址解析
        $addr = dejson($param['addr']);
        // 事务处理
        Db::startTrans();
        try {

            $all_total_price = 0; // 总需支付
            $order_idx = ""; // 相关订单

            // 循环商家产品（商家单订单多产品）
            foreach (dejson($param['goods']) as $seller){
                // 创建商家订单
                $order = model('common/GoodsOrder')::create(
                    [
                        'seller_id' => $seller['id'],
                        'addr_id' => $addr['id'],
                        'user_id' => $this->auth->user()['id'],
                        // 订单号
                        'order_no' => get_order_no(),
                        // 订单总价后续创建完更新
                    ], true
                );
                $total_price = 0; // 订单总价
                $is_pin = 0; // 是否拼团
                $joinId = 0; // 拼单ID
                foreach ($seller['goods'] as $good) {
                    // 单商品总价 数量* 单价
                    $good['total_price'] = sprintf("%.2f", round($good['count'] * $good['price'], 2));
                    // 1. 查询某个产品库存
                    $sku = model('common/GoodsSku')->getBy(['goods_id' => $good['id'],'param' => enjson($good['spec'])]);
                    // 2. 库存充足 创建 / 否则回滚
                    if ($sku['stock'] <= 20)
                        throw new EvidentException([
                            'errmsg' => '当前商品库存不足！'
                        ]);
                    // 创建商家订单产品
                    model('common/GoodsOrderDetail')::create(
                        [
                            'order_id' => $order['id'],
                            'goods_id' => $good['id'],
                            'title' => $good['name'] . " " . arr2str($good['spec'], " "),
                            'spec' => arr2str($good['spec'], ","),
                            'count' => $good['count'],
                            'price' => $good['price'],
                            'total_price' => $good['total_price']
                        ], true
                    );
                    $total_price += $good['total_price'];
                    // 3. 总库/单库存处理
                    // todo 加不加锁？
                    model('common/GoodsSku')->update([
                        'stock' => $sku['stock'] - $good['count'] // 减库存
                    ], ['goods_id' => $good['id'], 'param' => enjson($good['spec'])
                    ]);
                    // 更新
                    $goods = model('common/Goods')->findBy($good['id']); // 不知道这里还要不要
                    $goods->updateBy($goods['id'], [
                        'stock' => $goods['stock'] - $good['count'], // 减库存
                        'sell_count' => $goods['sell_count'] + $good['count'] // 加销量
                    ]);
                    
                    // 拼团
                    if (isset($good['is_pin']) || isset($good['is_join'])) {
                        // 参团先给group_id
                        isset($good['is_join']) && $joinId = $good['joinId'];
                        $is_pin = 1;
                    }
                }
                // 总价
                $all_total_price += $total_price;
                $order_idx .= "," . $order['id'];
                // 更新订单总价/ 所属拼单iD
                model('common/GoodsOrder')->updateBy($order['id'], [
                    'group_id' => $joinId,
                    'area_id' => $param['area_id'],
                    'total_price' => $total_price,
                    'is_pin' => $is_pin
                ]);
            }

            // 创建对应支付记录
            $trade_no = get_order_no();
            model('common/OrderPaylog')->storeBy([
                'out_trade_no' => $trade_no,
                'total_price' => $all_total_price,
                'order_idx' => ltrim($order_idx, ","), // 去逗号
                'ascription' => 'goods' // 归属订单
            ]);
            Db::commit();
            // push_socket_data('goods',[
            //     'id' => $trade_no,
            //     'msg' => '有新的商品订单等待处理，点击前往！'
            // ]);
            return $this->ApiJson(0, '下单成功',$trade_no);
        }catch (\Exception $e){
            Db::rollback();
            p($e->getMessage());
            p($e->getTraceAsString(), 1);
            return $this->ApiJson(-1, '数据异常，请稍后重试' . $e->getMessage());
        }

    }
    /**
     * 获取用户订单列表
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/6 9:43
     *
     * @param $action
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\FailedException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getUserOrder($action)
    {
        $param = $this->request->param();
        $limit = 10;
        // 数据校验
        $valid = $this->validate($param, [
            'page' => 'require',
        ]);
        // 错误
        if (true !== $valid) {
            return $this->ApiJson(-1, $valid);
        }
        //
        $orders = model('common/GoodsOrder')->with(['seller','detail'])
            ->where(['user_id' => $this->auth->user()['id']]);
        // 条件
        switch ($action) {
            case 'unpay':
                $orders->where(['status' => 1]);
                break;
            case 'ship':
                $orders->where(['status' => 2]);
                break;
            case 'wait':
                $orders->where(['status' => 3]);
                break;
            case 'check':
                $orders->where(['status' => 4]);
                break;
        }

        return $this->ApiJson(0, '获取成功',
            $orders->limit((($param['page'] - 1) * $limit) . "," . $limit)
                ->order(['created_at' => 'desc'])
                ->select());
    }

    /**
     * 获取订单详情
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/6 10:08
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function getOrderByID($id)
    {
        (new IDMustBePositiveInt())->valid();

        $order =  model('common/GoodsOrder')
            ->with(['addr'])
            ->find($id);
        if (!$order){

            return $this->ApiJson(-1, '不存在订单编号');
        }
        // 查询订单产品
        $order['detail'] = model('common/GoodsOrderDetail')
            ->with(['goods'])
            ->where(['order_id' => $order['id']])
            ->select();
        // 查询订单产品
        $order['service'] = model('common/GoodsOrderService')
            ->where(['order_id' => $order['id']])
            ->find();

        return $this->ApiJson(0, '获取订单信息成功', $order);
    }

    /**
     * 申请订单售后
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/9/21 10:08
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function applyOrderService($id)
    {
        // 获取产品信息
         (new IDMustBePositiveInt())->valid();

        $order =  model('common/GoodsOrder')
            ->find($id);
        if(!$order)
            return $this->ApiJson( -1, '订单数据不存在');
        
        // 查找售后状态
        $service = model('common/GoodsOrderService')->getBy(['order_id' => $order['id']]);
        // 提交申请
        if($this->request->isPost()){
            // 接收参数
            $params = $this->request->param();
            // 参数校验
            $valid = $this->validate($params, [
                'action|售后类型' => 'require',
                'remarks|备注说明' => 'require',
                'attach|附件照片' => 'require'
            ]);
            // 错误返回
            if(true !== $valid){
                return $this->ApiJson(-1, $valid);
            }
            
            if (!$service) {
                unset($params['id']);
                $params['order_id'] = $order['id'];
                $params['seller_id'] = $order['seller_id'];
                // 写入数据
                $ret = model('common/GoodsOrderService')::create($params, true);
            }else {
                $params['status'] = 1;
                // 更新数据
                unset($params['id']);
                // $ret = model('common/GoodsOrderService')->update($params,['id' => $service['id']]);
                $ret = model('common/GoodsOrderService')->updateBy($service['id'],$params);
            }
            // 消息
            if ($ret){
                // 订单售后状态
                model('common/GoodsOrder')->updateBy($order['id'],[
                    'in_service' => 1
                ]);
                // 发送订阅消息
                return $this->ApiJson(0,'提交成功，请等待商家审核！');
            }
            return $this->ApiJson(-1,'数据异常，请稍后重试！');
            
        }
        // 查询时间 多少天内在售后期 读后台配置 sys_config('order_service_expired_at','store')
  
        
        return $this->ApiJson(0, '获取信息成功', ['order' => $order,
            'service' => $service]);
    }

    /**
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/15 9:56
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\Exception
     * @throws \think\exception\PDOException
     */
    public function cancelOrderByID($id)
    {
        (new IDMustBePositiveInt())->valid();
        Db::startTrans();
        try {
            // 查订单
            $order = model('common/GoodsOrder')->where(['id' => $id])->lock(true)->find();
            if ($order['status'] == 0){
                return $this->ApiJson(-1, "当前订单已关闭");
            }
            // 取消状态应该是 未支付，待发货
            $data = [ 'status' => 0 ];
            // 待发货取消需要退钱
            if ($order['status'] == 2){
                model('common/Users')->changeBalance(
                    $order['user_id'],
                    $order['pay_price'] ,
                    "取消订单，退还支付金额【" . $order['pay_price'] .'】',
                    true);
            }
            // 获取订单产品
            $order_detail = model('common/GoodsOrderDetail')->getAll(['order_id' => $order['id']]);
            foreach ($order_detail as $goods){
                // 单产品SKU库存回增
                model('common/GoodsSku')
                    ->where(['param' => enjson(str2arr($goods['spec']))])
                    ->setInc('stock', $goods['count']);
                // 产品总库存更新
                model('common/Goods')
                    ->where(['id' => $goods['goods_id']])
                    ->setInc('stock', $goods['count']);
                // 销量减
                model('common/Goods')
                    ->where(['id' => $goods['goods_id']])
                    ->setDec('sell_count', $goods['count']);
            }
            // 更新订单
            $order->updateBy($order['id'], $data);
            Db::commit();
            return $this->ApiJson(0, "订单取消成功");
        }catch (\Exception $e){
            Db::rollback();
            return $this->ApiJson(-1, "系统异常，请稍后再试");
        }

    }

    /**
     * 确认订单
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/25 17:35
     *
     * @param $id
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function confirmOrderByID($id)
    {
        (new IDMustBePositiveInt())->valid();
        // 查订单
        $order = model('common/GoodsOrder')->where(['id' => $id])->find();
        if ($order['status'] == 0){
            return $this->ApiJson(-1, "当前订单已关闭");
        }
        
        // 查商品信息 取得商品进货价
        // 计算利润
        // 利润的百分几
        // 利润 count * （ total_price - instock ）
        // 总利润
        $cgo_total = 0;
        // 子单明细
        $its = model('common/GoodsOrderDetail')->where(['order_id' => $order['id']])->select();
        foreach ($its as $itsv) {
            // 产品
            $goin = model('common/GoodsSku')->where(['goods_id' => $itsv['goods_id'],'param' => enjson(str2arr($itsv['spec'],','))])->value('instock_price');
            $cgo_total += sprintf("%.2f", round($itsv['total_price'] - $goin, 2));
        }
        
        // 奖励期权条件 -- 资产消费不得期权
        if ($order && $order['is_pin'] !== 1 && $order['pay_type'] !== 'property'){
            // 用户期权
            // order_property_reward
            $order_property_reward = sys_config('order_property_reward','store');
            // 计算 交易金额$order['total_price'] * order_property_reward //2020 12 09改为利润$cgo_total
            $reward = sprintf("%.3f", round(((float)$order_property_reward / 100) * $cgo_total, 3));
            app()->log(enjson([$order_property_reward,$reward]),'debug');
            if($reward > 0){
                // 更新
                model('common/Users')->changeProperty(
                    $order['user_id'],
                    $reward,
                    '订单完成，奖励资产【' . $reward . "】",
                    true
                );
            }
        }
        
        
        // 查找上级
        $parent = model('common/UsersInviteRelation')->getBy(['invite_id' => $order['user_id']]);
        // 上级推荐奖励
        if ($parent['form_id'] !== 0) {
            
             // 取得收益百分几
            $user_spread_reward_scale = sys_config('user_spread_reward_scale','user');
            // 计算收益
            $reward = sprintf("%.2f", round(((float)$user_spread_reward_scale / 100) * $cgo_total, 2));
            model('common/Users')->changeBalance(
                $parent['form_id'],
                $reward,
                "下级消费奖励，奖金【" . $reward .'】',
                true
            );
        }
        
        // 更新确认订单
        $order->updateBy($order['id'], [
            'received_at' => time(),
            'status' => 4 // 结束订单
        ]);

        return $this->ApiJson(0, "订单已确认");

    }

    /**
     * 拼团返现领取
     *
     * @author 许祖兴 < zuxing.xu@lettered.cn>
     * @date 2020/7/14 15:18
     *
     * @return \think\response\Json
     * @throws \Lettered\Support\Exceptions\EvidentException
     * @throws \think\exception\PDOException
     */
    public function getRebateByID()
    {
        (new IDMustBePositiveInt())->valid();
        try {
            // 查订单
            $order = model('common/GoodsOrder')->getBy(['id' => input('id'),'is_pin' => 1]);
            if($order){
                // 是否领取了
                if ($order['pin_rebate_rec']) {
                    return $this->ApiJson(-1, '本次返现已经领取，请勿重复领取');
                }
                // 写入记录
                model('common/Users')->changeBalance(
                    $order['user_id'],
                    $order['pin_rebate'],
                    "参团失败，领取红包奖励金额【" . $order['pin_rebate'] . '】',
                    true);
                // 更新订单
                $order->updateBy($order['id'], [
                    'pin_rebate_rec' => 1,
                    'status' => 4 // 完成订单
                ]);
                return $this->ApiJson(0, '领取红包成功！');
            }
            return $this->ApiJson(-1, '订单数据不存在！');
        }catch (\Exception $e){
            return $this->ApiJson(-1, '数据异常，请稍后再试！');
        }
    }
}