update

app/Http/Controllers/Mobile/OtherController.php

@@ -140,7 +140,7 @@ class OtherController extends CommonController
         $sortName = $all['sort_name'] ?? 'distance';
         $sortType = $all['sort_type'] ?? 'asc';
 
-        // 先构建基础查询，不使用SQL计算距离
+        // 构建基础查询
         $query = Company::select('*')
             ->where(function ($query) use ($all) {
                 if (isset($all['company_name'])) {
@@ -151,8 +151,6 @@ class OtherController extends CommonController
             ->whereNotNull('company_latitude')
             ->where('company_longitude', '!=', '')
             ->where('company_latitude', '!=', '')
-            ->whereRaw('company_longitude REGEXP \'^-?[0-9]+\.?[0-9]*$\'')
-            ->whereRaw('company_latitude REGEXP \'^-?[0-9]+\.?[0-9]*$\'')
             ->whereRaw('CAST(company_longitude AS DECIMAL(10,8)) BETWEEN -180 AND 180')
             ->whereRaw('CAST(company_latitude AS DECIMAL(10,8)) BETWEEN -90 AND 90')
             ->whereHas('users', function ($query) {
@@ -168,19 +166,7 @@ class OtherController extends CommonController
                 }
             ]);
 
-        // 添加SQL调试信息
-        \Log::info('SQL Query', [
-            'sql' => $query->toSql(),
-            'bindings' => $query->getBindings()
-        ]);
 
-        // 添加参数调试信息
-        \Log::info('Distance Parameters', [
-            'latitude' => $latitude,
-            'longitude' => $longitude,
-            'latitude_type' => gettype($latitude),
-            'longitude_type' => gettype($longitude)
-        ]);
 
         // 根据排序字段进行排序
         if ($sortName !== 'distance') {
@@ -189,42 +175,53 @@ class OtherController extends CommonController
 
         $result = $query->paginate($pageSize, ['*'], 'page', $page);
 
-        // 在PHP中计算距离
+        // 在PHP中计算距离并优化性能
+        $latRad = deg2rad($latitude);
+        $lonRad = deg2rad($longitude);
+        $cosLat = cos($latRad);
+        $sinLat = sin($latRad);
+
         foreach ($result->items() as $company) {
             $companyLat = floatval($company->company_latitude);
             $companyLon = floatval($company->company_longitude);
 
-            // 使用Haversine公式计算距离
-            $distance = 6371 * acos(
-                cos(deg2rad($latitude)) * cos(deg2rad($companyLat)) *
-                cos(deg2rad($companyLon) - deg2rad($longitude)) +
-                sin(deg2rad($latitude)) * sin(deg2rad($companyLat))
-            );
+            // 验证经纬度有效性
+            if ($companyLat < -90 || $companyLat > 90 || $companyLon < -180 || $companyLon > 180) {
+                $company->distance = null;
+                continue;
+            }
+
+            // 预计算三角函数值以提高性能
+            $companyLatRad = deg2rad($companyLat);
+            $companyLonRad = deg2rad($companyLon);
+
+            $acosInput = $cosLat * cos($companyLatRad) * cos($companyLonRad - $lonRad) +
+                $sinLat * sin($companyLatRad);
 
-            $company->distance = $distance;
+            // 确保acos输入值在有效范围内
+            $acosInput = max(-1, min(1, $acosInput));
+
+            $distance = 6371 * acos($acosInput);
+            $company->distance = round($distance, 2); // 保留两位小数
         }
 
         // 如果按距离排序，在PHP中排序
         if ($sortName === 'distance') {
             $items = $result->items();
             usort($items, function ($a, $b) {
+                // 处理无效距离的情况
+                if ($a->distance === null && $b->distance === null)
+                    return 0;
+                if ($a->distance === null)
+                    return 1;
+                if ($b->distance === null)
+                    return -1;
                 return $a->distance <=> $b->distance;
             });
-
-            // 重新设置分页数据
             $result->setCollection(collect($items));
         }
 
-        // 添加调试信息
-        \Log::info('Distance calculation debug', [
-            'input_lat' => $latitude,
-            'input_lon' => $longitude,
-            'target_lat' => '31.326810',
-            'target_lon' => '120.421618',
-            'expected_distance' => 13.22,
-            'actual_distance' => $result->first() ? $result->first()->distance : 'N/A',
-            'calculation_method' => 'PHP Haversine'
-        ]);
+
 
         return $this->success($result);
     }