切换坐标系 gcj02

app/Admin/Controllers/Store/StoreController.php

@@ -113,7 +113,7 @@ class StoreController extends AdminController
                 ->showSteps(false)
                 ->required(),
             amis()->InputCityControl()->name('region')->label(__('store.region'))->allowDistrict(false)->extractValue(false)->required(),
-            amis()->LocationControl()->name('location')->label(__('store.location'))->ak(config('baidu.js_secret'))->autoSelectCurrentLoc()->required(),
+            amis()->LocationControl()->name('location')->label(__('store.location'))->coordinatesType('gcj02')->ak(config('baidu.js_secret'))->autoSelectCurrentLoc()->required(),
         ]);
     }
 

app/Http/Controllers/Api/Hr/SignController.php

@@ -74,10 +74,18 @@ class SignController extends Controller
 
         // 如果开启定位
         if ($request->filled(['lon', 'lat'])) {
+            $lon = $request->input('lon');
+            $lat = $request->input('lat');
+            $locationType = $request->input('location_type', 'wgs84');
+            if ($locationType == 'wgs84') {
+                $res = wgs84ToGcj02($lat, $lon);
+                $lon = $res['lon'];
+                $lat = $res['lat'];
+            }
             // 计算距离
             $distance = $service->haversineDistance(
-                $request->input('lat'),
-                $request->input('lon'),
+                $lat,
+                $lon,
                 $store->lat,
                 $store->lon,
             );

bootstrap/helpers.php

@@ -23,3 +23,56 @@ if (! function_exists('trim_zeros')) {
         return $var === '' ? '0' : $var;
     }
 }
+
+function transformLat($x, $y) {
+    $ret = -100.0 + 2.0 * $x + 3.0 * $y + 0.2 * $y * $y + 0.1 * $x * $y + 0.2 * sqrt(abs($x));
+    $ret += (20.0 * sin(6.0 * $x * pi()) + 20.0 * sin(2.0 * $x * pi())) * 2.0 / 3.0;
+    $ret += (20.0 * sin($y * pi()) + 40.0 * sin($y / 3.0 * pi())) * 2.0 / 3.0;
+    $ret += (160.0 * sin($y / 12.0 * pi()) + 320 * sin($y * pi() / 30.0)) * 2.0 / 3.0;
+    return $ret;
+}
+
+function transformLon($x, $y) {
+    $ret = 300.0 + $x + 2.0 * $y + 0.1 * $x * $x + 0.1 * $x * $y + 0.1 * sqrt(abs($x));
+    $ret += (20.0 * sin(6.0 * $x * pi()) + 20.0 * sin(2.0 * $x * pi())) * 2.0 / 3.0;
+    $ret += (20.0 * sin($x * pi()) + 40.0 * sin($x / 3.0 * pi())) * 2.0 / 3.0;
+    $ret += (150.0 * sin($x / 12.0 * pi()) + 300.0 * sin($x / 30.0 * pi())) * 2.0 / 3.0;
+    return $ret;
+}
+
+function delta($lat, $lon) {
+    $a = 6378245.0;
+    $ee = 0.00669342162296594323;
+    $dLat = transformLat($lon - 105.0, $lat - 35.0);
+    $dLon = transformLon($lon - 105.0, $lat - 35.0);
+    $radLat = $lat / 180.0 * pi();
+    $magic = sin($radLat);
+    $magic = 1 - $ee * $magic * $magic;
+    $sqrtMagic = sqrt($magic);
+    $dLat = ($dLat * 180.0) / (($a * (1 - $ee)) / ($magic * $sqrtMagic) * pi());
+    $dLon = ($dLon * 180.0) / ($a / $sqrtMagic * cos($radLat) * pi());
+    return array('lat' => $dLat, 'lon' => $dLon);
+}
+
+function wgs84ToGcj02($lat, $lon) {
+    if (outOfChina($lat, $lon)) {
+        return array('lat' => $lat, 'lon' => $lon);
+    }
+    $d = delta($lat, $lon);
+    return array('lat' => $lat + $d['lat'], 'lon' => $lon + $d['lon']);
+}
+
+function gcj02ToWgs84($lat, $lon) {
+    if (outOfChina($lat, $lon)) {
+        return array('lat' => $lat, 'lon' => $lon);
+    }
+    $d = delta($lat, $lon);
+    return array('lat' => $lat - $d['lat'], 'lon' => $lon - $d['lon']);
+}
+
+function outOfChina($lat, $lon) {
+    return ($lon < 72.004 || $lon > 137.8347) || ($lat < 0.8293 || $lat > 55.8271);
+}
+// function pi() {
+//     return 3.14159265358979323846;
+// }