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jiqu-library-server
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优化运费计算sql查询量

release
vine_liutk 2021-12-13 13:20:17 +08:00
parent 1ac886306b
commit 81a3bbeaec
1 changed files with 25 additions and 22 deletions
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47
app/Services/ShippingService.php
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@ -17,38 +17,41 @@ class ShippingService
public function countShippingAmount(int $weight, int $totalAmount, int $templateId, int $zoneId) public function countShippingAmount(int $weight, int $totalAmount, int $templateId, int $zoneId)
{ {
$shipping_amount = 0; $shipping_amount = 0;
//获取运费规则；
$rules = ShippingRule::with('zones')->where('template_id', $templateId)->get();
$canShipping = true;//是否支持寄送 $canShipping = true;//是否支持寄送
//如果该模板下无运费规则，则直接包邮 //如果该模板下无运费规则，则直接包邮
if ($rules->count() > 0) { if (ShippingRule::where('template_id', $templateId)->count() > 0) {
//只拿有这个地区配置的模板规则，减少sql查询市区数量
$rules = ShippingRule::with('zones')->where('template_id', $templateId)->whereHas('zones', function ($q) use ($zoneId) {
return $q->where('zones.id', $zoneId);
})->get();
//按包邮/计重 //按包邮/计重
$rules = $rules->sortBy('type');//优先计算包邮 $rules = $rules->sortBy('type');//优先计算包邮
foreach ($rules as $rule) { foreach ($rules as $rule) {
$canShipping = false; $canShipping = false;
$_ruleInfo = json_decode($rule->info, true); $_ruleInfo = json_decode($rule->info, true);
if (in_array($zoneId, $rule->zones->pluck('id')->toArray())) { // if (in_array($zoneId, $rule->zones->pluck('id')->toArray())) {
$canShipping = true; $canShipping = true;
if ($rule->type == ShippingRule::TYPE_FREE) { if ($rule->type == ShippingRule::TYPE_FREE) {
if ($totalAmount >= bcmul($_ruleInfo['threshold'], 100)) {//在包邮价格范围内 if ($totalAmount >= bcmul($_ruleInfo['threshold'], 100)) {//在包邮价格范围内
break;//跳出foreach循环, 直接包邮 break;//跳出foreach循环, 直接包邮
} }
} elseif ($rule->type == ShippingRule::TYPE_WEIGHT) { } elseif ($rule->type == ShippingRule::TYPE_WEIGHT) {
$_firstWeight = (int) bcmul($_ruleInfo['first_weight'], 1000); $_firstWeight = (int) bcmul($_ruleInfo['first_weight'], 1000);
$_firstWamount = (int) bcmul($_ruleInfo['first_w_amount'], 100); $_firstWamount = (int) bcmul($_ruleInfo['first_w_amount'], 100);
$_contiueWeight = (int) bcmul($_ruleInfo['continue_weight'], 1000); $_contiueWeight = (int) bcmul($_ruleInfo['continue_weight'], 1000);
$_contiueWamount = (int) bcmul($_ruleInfo['continue_w_amount'], 100); $_contiueWamount = (int) bcmul($_ruleInfo['continue_w_amount'], 100);
if ($weight <= $_firstWeight) { if ($weight <= $_firstWeight) {
$shipping_amount = $_firstWamount; $shipping_amount = $_firstWamount;
break; break;
} else {//计算续重价格 } else {//计算续重价格
$num = (int) bcdiv(($weight - $_firstWeight), $_contiueWeight); $num = (int) bcdiv(($weight - $_firstWeight), $_contiueWeight);
$shipping_amount = (int) bcadd($_firstWamount, bcmul($num+1, $_contiueWamount)); $shipping_amount = (int) bcadd($_firstWamount, bcmul($num+1, $_contiueWamount));
break; break;
}
} }
} }
// }
} }
} }
if (!$canShipping) { if (!$canShipping) {