351 lines
11 KiB
PHP
351 lines
11 KiB
PHP
<?php
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/**
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* Created by PhpStorm.
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* User: Administrator
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* Date: 2020/8/18
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* Time: 10:58
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*/
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namespace app\frontend\modules\dispatch\freight;
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use app\backend\modules\goods\models\Dispatch;
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use app\common\models\goods\GoodsDispatch;
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use app\common\modules\orderGoods\OrderGoodsCollection;
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use app\frontend\models\OrderGoods;
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use app\frontend\modules\order\models\PreOrder;
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use app\frontend\modules\orderGoods\models\PreOrderGoods;
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class TemplateFreight
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{
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protected $code = 'template';
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protected $name = '运费模板';
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/**
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* @var PreOrder
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*/
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protected $order;
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/**
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* 金额
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* @var float
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*/
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protected $freightAmount;
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/*
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* 排序：数值越低权重越大
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*/
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protected $weight;
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/**
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* BaseFreight constructor.
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* @param PreOrder $order
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* @param $weight
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*/
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public function __construct(PreOrder $order, $weight = 0)
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{
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$this->order = $order;
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$this->weight = $weight;
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}
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/**
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* 返回运费金额
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* @return float|mixed
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*/
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public function getAmount()
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{
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if (!isset($this->freightAmount)) {
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$this->freightAmount = $this->_getAmount();
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}
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return $this->freightAmount;
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}
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public function needDispatch()
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{
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// 虚拟物品不需要配送
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if ($this->order->is_virtual) {
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return false;
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}
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return true;
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}
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protected function _getAmount()
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{
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//去掉重复的OrderGoods
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$uniqueOrderGoods = $this->order->orderGoods->unique('goods_id');
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$dispatch_prices = [];
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$dispatch_ids = $this->getDispatchIds($uniqueOrderGoods);
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trace_log()->freight('订单模板运费模板id', json_encode($dispatch_ids));
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foreach ($dispatch_ids as $dispatch_id) {
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$dispatch_prices[] = $this->getDispatchPrice($dispatch_id, $uniqueOrderGoods);
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}
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return max($dispatch_prices);
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}
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/**
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* 通过订单商品集合 获取所用到的配送模版 ID 集
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*
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* @param $orderGoodsCollection
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* @return array
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*/
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private function getDispatchIds(OrderGoodsCollection $orderGoodsCollection)
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{
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$dispatch_ids = [];
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foreach ($orderGoodsCollection as $aOrderGoods) {
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/**
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* @var OrderGoods $aOrderGoods
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*/
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$goodsDispatch = $aOrderGoods->goods->hasOneGoodsDispatch;
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if ($goodsDispatch->dispatch_type == GoodsDispatch::TEMPLATE_TYPE) {
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$dispatch_id = $goodsDispatch->dispatch_id;
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if (empty($dispatch_id)) {
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//$goodsDispatch->dispatch_id = $this->getDefaultDispatchId();
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//todo 从order类获取，这样插件订单类好复写
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$goodsDispatch->dispatch_id = $this->order->getPluginDefaultDispatchId();
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}
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if (!in_array($dispatch_id, $dispatch_ids)) {
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$dispatch_ids[] = $goodsDispatch->dispatch_id;
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}
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}
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}
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return $dispatch_ids;
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}
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private function getDefaultDispatchId()
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{
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$defaultDispatch = Dispatch::getOneByDefault();
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//todo 如果没有默认配送模版 如何处理
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trace_log()->freight('订单模板运费','不存在默认的配送模板');
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return $defaultDispatch->id ?: 0;
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}
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private function getDispatchPrice($dispatch_id, $orderGoods)
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{
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$dispatch_good_total = 0;
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$dispatch_good_weight = 0;
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foreach ($orderGoods as $aOrderGoods) {
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/**
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* @var OrderGoods $aOrderGoods
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*/
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//商品满额、满件减免运费
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if ($aOrderGoods->isFreeShipping()) {
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trace_log()->freight('订单模板运费','商品'.$aOrderGoods->goods_id.'免运费');
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continue;
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}
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$dispatchModel = $aOrderGoods->goods->hasOneGoodsDispatch;
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//配送模版不存在
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if (!isset($dispatchModel)) {
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trace_log()->freight('订单模板运费','商品'.$aOrderGoods->goods_id.'运费模板不存在');
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continue;
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}
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//如果是默认配送模版
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if (!$dispatchModel->dispatch_id) {
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$dispatchModel->dispatch_id = $this->getDefaultDispatchId();
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}
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if ($dispatchModel->dispatch_type != GoodsDispatch::TEMPLATE_TYPE) {
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trace_log()->freight('订单模板运费','商品'.$aOrderGoods->goods_id.'配送费计算方式不是运费模板');
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continue;
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}
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if ($dispatchModel->dispatch_id != $dispatch_id) {
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trace_log()->freight('订单模板运费','商品'.$aOrderGoods->goods_id.'配送模板('.$dispatchModel->dispatch_id.')不匹配'.$dispatch_id);
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continue;
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}
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$dispatch_good_total += $this->getGoodsTotalInOrder($aOrderGoods);
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$dispatch_good_weight += $this->getGoodsTotalWeightInOrder($aOrderGoods);
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}
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$amount = $this->calculation($dispatch_id, $dispatch_good_total, $dispatch_good_weight);
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trace_log()->freight('订单模板运费','配送费'.$amount.'元');
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return $amount;
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}
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/**
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* 累加订单中每个 同类型不同规格商品 的总数
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* @param PreOrderGoods $orderGoods
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* @return mixed
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*/
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private function getGoodsTotalInOrder(PreOrderGoods $orderGoods)
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{
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$result = $orderGoods->order->orderGoods->where('goods_id', $orderGoods->goods_id)->sum(function ($orderGoods) {
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return $orderGoods->total;
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});
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return $result;
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}
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/**
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* 累加订单中每个 同类型不同规格商品 的总重量
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* @param PreOrderGoods $orderGoods
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* @return mixed
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*/
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private function getGoodsTotalWeightInOrder(PreOrderGoods $orderGoods)
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{
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$result = $orderGoods->order->orderGoods->where('goods_id', $orderGoods->goods_id)->sum(function ($orderGoods) {
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return $orderGoods->total * $orderGoods->getWeight();
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});
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return $result;
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}
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private function calculation($dispatch_id, $dispatch_good_total, $dispatch_good_weight)
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{
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$price = 0;
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if (!$dispatch_id) {
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trace_log()->freight('订单模板运费','配送模板id'.$dispatch_id.'不存在');
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return $price;
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}
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$dispatchModel = Dispatch::getOne($dispatch_id);
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if (!$dispatch_id) {
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trace_log()->freight('订单模板运费','配送模板id'.$dispatch_id.'不存在');
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return $price;
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}
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switch ($dispatchModel->calculate_type) {
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case 1:
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$price = $this->calculationByPiece($dispatchModel, $dispatch_good_total);
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break;
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case 0:
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$price = $this->calculationByWeight($dispatchModel, $dispatch_good_weight);
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break;
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}
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$price = $this->verify($price);
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return $price;
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}
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private function verify($price)
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{
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if (empty($price)) {
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return 0;
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}
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return $price;
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}
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private function calculationByPiece($dispatchModel, $goods_total)
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{
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if (!$goods_total) {
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return 0;
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}
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$piece_data = unserialize($dispatchModel->piece_data);
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//根据配送地址匹配区域数据
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$city_id = isset($this->order->orderAddress->city_id) ? $this->order->orderAddress->city_id : 0;
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//todo 修改如没有收货地址按全国默认计算
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if ($piece_data && $city_id) {
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$dispatch = '';
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foreach ($piece_data as $key => $piece) {
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$area_ids = explode(';', $piece['area_ids']);
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if (in_array($this->order->orderAddress->city_id, $area_ids)) {
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$dispatch = $piece;
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break;
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}
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}
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if ($dispatch) {
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// 找到匹配的数量数据
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if ($goods_total > $dispatch['first_piece']) {
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$diff = $goods_total - $dispatch['first_piece'];
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$another_piece = $dispatch['another_piece_price'];
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if ($diff > 0) {
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$another_piece = ceil($diff / $dispatch['another_piece']) * $dispatch['another_piece_price'];
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}
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return $dispatch['first_piece_price'] + $another_piece;
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} else {
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return $dispatch['first_piece_price'];
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}
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}
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}
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// 默认件数
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if ($goods_total > $dispatchModel->first_piece) {
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$diff = $goods_total - $dispatchModel->first_piece;
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$another_piece = $dispatchModel->another_piece_price;
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if ($diff > 0) {
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$another_piece = ceil($diff / $dispatchModel->another_piece) * $dispatchModel->another_piece_price;
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}
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return $dispatchModel->first_piece_price + $another_piece;
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} else {
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return $dispatchModel->first_piece_price;
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}
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}
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private function calculationByWeight($dispatchModel, $weight_total)
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{
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if (!$weight_total) {
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return 0;
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}
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$weight_data = unserialize($dispatchModel->weight_data);
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//根据配送地址匹配区域数据
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$city_id = isset($this->order->orderAddress->city_id) ? $this->order->orderAddress->city_id : '';
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//todo 修改如没有收货地址按全国默认计算
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//存在重量数据
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if ($weight_data && $city_id) {
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$dispatch = '';
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foreach ($weight_data as $key => $weight) {
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//dd($weight['area_ids']);
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$area_ids = explode(';', $weight['area_ids']);
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if (in_array($city_id, $area_ids)) {
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$dispatch = $weight;
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break;
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}
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}
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if ($dispatch) {
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// 找到匹配的重量数据
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if ($weight_total > $dispatch['first_weight']) {
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// 续重: 首重价格+(重量-首重)/续重*续重价格
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// 20 + (500 - 400)
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return $dispatch['first_weight_price'] + ceil(($weight_total - $dispatch['first_weight']) / $dispatch['another_weight']) * $dispatch['another_weight_price'];
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} else {
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return $dispatch['first_weight_price'];
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}
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}
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}
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// 默认全国重量运费
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if ($weight_total > $dispatchModel->first_weight) {
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return $dispatchModel->first_weight_price + ceil(($weight_total - $dispatchModel->first_weight) / $dispatchModel->another_weight) * $dispatchModel->another_weight_price;
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} else {
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return $dispatchModel->first_weight_price;
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}
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}
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} |