优化定位逻辑

MRFramework/MRFramework/FoundationManagers/Location/MRLocation.swift

@@ -37,8 +37,6 @@ public class MRLocation: NSObject {
             return _status
         }
     }
-    /// 根据状态判断是否定位的回调
-    public var authorization: MRlocationAuthorization?
     /// 最后一次获取的定位
     public var lastLocation: CLLocation?
     
@@ -54,29 +52,54 @@ public class MRLocation: NSObject {
     }
     private var _status: LocationStatus = .idle
     private var callbacks = [LocationCallback]()
+    private var stayCallbacks = [LocationCallback]()
     
     public convenience init(type: LocationType = .system) {
         self.init()
         locationType = type
     }
+}
+
+// MARK: Public
+extension MRLocation {
+    
+    /// 是否授权
+    public var isAuthorized: Bool {
+        let status = CLLocationManager.authorizationStatus()
+        return status == .authorizedWhenInUse || status == .authorizedAlways || status == .notDetermined
+    }
+    
+    /// 定位是否开启
+    public var isEnable: Bool {
+        return CLLocationManager.locationServicesEnabled()
+    }
     
     /// 开始定位
     /// - Parameter finish: 定位回调
     /// - Parameter stay: 是否常驻，若常驻，则这个回调在每次定位后都会调用
     /// - Parameter force: 是否强制定位。强制定位会无视当前状态直接调用定位函数
     public func startLocation(finish: MRLocationSystemFinish? = nil,
+                              authorization: MRlocationAuthorization? = nil,
                               stay: Bool = false, force: Bool = false) {
+        if !isEnable {
+            return
+        }
         let isStartLocating = authorization?(CLLocationManager.authorizationStatus()) ?? true
         if isStartLocating {
             /// 存储回调
             if let finish = finish {
-                let c = LocationCallback(callback: finish, isStay: stay)
-                callbacks.append(c)
+                let c = LocationCallback(callback: finish)
+                if stay {
+                    stayCallbacks.append(c)
+                } else {
+                    callbacks.append(c)
+                }
             }
             
             if _status != .locating || force {
                 switch locationType {
                 case .system:
+                    systemLocation.stopUpdatingLocation()
                     systemLocation.startUpdatingLocation()
                     _status = .locating
                 }
@@ -86,6 +109,9 @@ public class MRLocation: NSObject {
     
     /// 停止定位
     public func stopLocation() {
+        if !isEnable {
+            return
+        }
         switch locationType {
         case .system:
             systemLocation.stopUpdatingLocation()
@@ -104,14 +130,23 @@ extension MRLocation {
     
     private func setupSystemLocation() {
         systemLocation.delegate = self
-        systemLocation.requestWhenInUseAuthorization()
+        if Bundle.main.infoDictionary?["NSLocationWhenInUseUsageDescription"] != nil {
+            systemLocation.requestWhenInUseAuthorization()
+        } else if Bundle.main.infoDictionary?["NSLocationAlwaysUsageDescription"] != nil {
+            systemLocation.requestAlwaysAuthorization()
+        }
+        systemLocation.distanceFilter = 5
+        systemLocation.desiredAccuracy = 300//300米
     }
     
     private func invokeCallbacks(with location: CLLocation?, error: Error?) {
-        callbacks = callbacks.filter({ c in
-            c.callback(location, error)
-            return c.isStay
+        stayCallbacks.forEach({
+            $0.callback(location, error)
         })
+        callbacks.forEach({
+            $0.callback(location, error)
+        })
+        callbacks = [LocationCallback]()
     }
 }
 
@@ -119,23 +154,27 @@ extension MRLocation {
 extension MRLocation: CLLocationManagerDelegate {
     public func locationManager(_ manager: CLLocationManager, didFailWithError error: Error) {
         invokeCallbacks(with: nil, error: error)
-        _status = .idle
+        if stayCallbacks.count == 0 {
+            stopLocation()
+            _status = .idle
+        }
     }
     
     public func locationManager(_ manager: CLLocationManager, didUpdateLocations locations: [CLLocation]) {
         lastLocation = locations.last
         invokeCallbacks(with: locations.last, error: nil)
-        _status = .idle
+        if stayCallbacks.count == 0 {
+            stopLocation()
+            _status = .idle
+        }
     }
 }
 
 // MARK: 定位回调
 public final class LocationCallback: NSObject {
     var callback: MRLocation.MRLocationSystemFinish
-    var isStay: Bool
     
-    public init(callback: @escaping MRLocation.MRLocationSystemFinish, isStay: Bool) {
+    public init(callback: @escaping MRLocation.MRLocationSystemFinish) {
         self.callback = callback
-        self.isStay = isStay
     }
 }