From 36e5d817cdd3cbf6e8cf0e37e21782eb08abdd46 Mon Sep 17 00:00:00 2001
From: liwei1dao <liwei1dao@gmail.com>
Date: Sat, 21 Jun 2025 11:22:43 +0800
Subject: [PATCH] =?UTF-8?q?=E4=B8=8A=E4=BC=A0=E5=AE=9A=E4=BD=8D=E8=87=AA?=
 =?UTF-8?q?=E5=90=AF=E5=8A=A8?=
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---
 .../location_service/LocationService.kt       | 113 +++++++++++++++++-
 1 file changed, 111 insertions(+), 2 deletions(-)

diff --git a/local_plugins/location_service/android/src/main/kotlin/com/yunqiinnovation/location_service/LocationService.kt b/local_plugins/location_service/android/src/main/kotlin/com/yunqiinnovation/location_service/LocationService.kt
index 5a2319917..8e25fdea2 100644
--- a/local_plugins/location_service/android/src/main/kotlin/com/yunqiinnovation/location_service/LocationService.kt
+++ b/local_plugins/location_service/android/src/main/kotlin/com/yunqiinnovation/location_service/LocationService.kt
@@ -1,23 +1,61 @@
 package com.yunqiinnovation.location_service
 
+import android.Manifest
+import android.app.ActivityManager
 import android.content.Context
+import android.content.pm.PackageManager
 import android.location.Location
+import android.os.Build
+import android.os.Handler
+import android.os.Looper
 import android.util.Log
+import androidx.core.content.ContextCompat
 import com.amap.api.location.*
 import io.flutter.plugin.common.MethodChannel
 
 object LocationService {
     private const val TAG = "LocationService"
-
+    private var appcontext:Context? = null
     private var locationClient: AMapLocationClient? = null
     private var currentLocation: AMapLocation? = null
     private var initialized = false
+    private var permissionRetryHandler: Handler? = null
+    private var permissionRetryRunnable: Runnable? = null
+
+    /**
+     * 检查应用是否在前台运行
+     * @return 应用是否在前台
+     */
+    fun isAppInForeground(context: Context,): Boolean {
+        try {
+            val activityManager = context.getSystemService(Context.ACTIVITY_SERVICE) as ActivityManager
+            val appProcesses = activityManager.runningAppProcesses ?: return false
+            val packageName = context.packageName
+
+            for (appProcess in appProcesses) {
+                if (appProcess.importance == ActivityManager.RunningAppProcessInfo.IMPORTANCE_FOREGROUND
+                    && appProcess.processName == packageName) {
+                    return true
+                }
+            }
+        } catch (e: Exception) {
+            Log.e("ChatApi", "检查应用状态失败: ${e.message}", e)
+        }
+        return false
+    }
+
 
     fun initialize(context: Context) {
         if (initialized) return
+        appcontext = context
 //        Log.e(TAG, "liwei--------- 初始化高德定位服务 1")
-
+        if (!checkPermissions(context)) {
+            Log.w(TAG, "没有定位权限，等待用户授权中...")
+            startPermissionMonitor()
+            return
+        }
         try {
+
             AMapLocationClient.updatePrivacyShow(context, true, true)
             AMapLocationClient.updatePrivacyAgree(context, true)
 //            Log.e(TAG, "liwei--------- 初始化高德定位服务 2")
@@ -47,6 +85,61 @@ object LocationService {
         }
     }
 
+
+
+    private fun startPermissionMonitor() {
+        if (permissionRetryHandler != null) return
+
+        permissionRetryHandler = Handler(Looper.getMainLooper())
+        permissionRetryRunnable = object : Runnable {
+            override fun run() {
+                val ctx = appcontext ?: return
+                val hasPermission = checkPermissions(ctx)
+                if (hasPermission && !initialized) {
+                    Log.d(TAG, "权限已授予，重新初始化定位服务")
+                    initialize(ctx)
+                    stopPermissionMonitor() // 停止定时器
+                } else {
+                    permissionRetryHandler?.postDelayed(this, 5000)
+                }
+            }
+        }
+        permissionRetryHandler?.post(permissionRetryRunnable!!)
+    }
+
+    private fun stopPermissionMonitor() {
+        permissionRetryHandler?.removeCallbacks(permissionRetryRunnable!!)
+        permissionRetryHandler = null
+        permissionRetryRunnable = null
+    }
+
+    private fun checkPermissions(context: Context): Boolean {
+        if (isAppInForeground(context)) {
+            return hasForegroundLocationPermission(context)
+        }else{
+            return hasBackgroundLocationPermission(context)
+        }
+    }
+
+    private fun hasForegroundLocationPermission(context: Context): Boolean {
+        return ContextCompat.checkSelfPermission(
+            context,
+            Manifest.permission.ACCESS_FINE_LOCATION
+        ) == PackageManager.PERMISSION_GRANTED
+    }
+
+    private fun hasBackgroundLocationPermission(context: Context): Boolean {
+        return if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+            ContextCompat.checkSelfPermission(
+                context,
+                Manifest.permission.ACCESS_BACKGROUND_LOCATION
+            ) == PackageManager.PERMISSION_GRANTED
+        } else {
+            true // Android 9 及以下没有这个权限
+        }
+    }
+
+
     fun getCachedLocation(): Map<String, String>? {
 //        // 定位成功，获取经纬度
 //        val latitude = location.latitude
@@ -60,6 +153,22 @@ object LocationService {
 //        val streetNum = location.streetNum     // 门牌号
 //        val adCode = location.adCode           // 行政区划代码
 //        val address = location.address         // 详细地址拼接字符串
+        if (!initialized){
+            if (checkPermissions(appcontext!!)) {
+                return mapOf(
+                    "user_location" to "当前定位权限为获取",
+                    "user_lat" to "当前定位权限为获取",
+                    "user_lng" to "当前定位权限为获取",
+                )
+            }else{
+                return mapOf(
+                    "user_location" to "后台服务下，需要后台定位权限",
+                    "user_lat" to "后台服务下，需要后台定位权限",
+                    "user_lng" to "后台服务下，需要后台定位权限",
+                )
+            }
+        }
+
         return currentLocation?.let {
             mapOf(
                 "user_location" to it.address,