自检检查TF卡可用空间

app/src/main/cpp/MicroPhoto.cpp

@@ -274,7 +274,7 @@ Java_com_xypower_mpapp_MicroPhotoService_init(
         jobject pThis, jstring appPath,
         jstring ip, jint port, jstring cmdid, jint protocol,
         jint networkProtocol, jint encryptData, jlong netHandle, jint signalLevel,
-        jint versionCode, jlong buildTime, jstring simcard) {
+        jint versionCode, jlong buildTime, jstring simcard, jstring tfCardPath) {
 
     /*
     google_breakpad::MinidumpDescriptor descriptor(".");
@@ -303,6 +303,7 @@ Java_com_xypower_mpapp_MicroPhotoService_init(
     const char *ipStr = env->GetStringUTFChars(ip, 0);
     const char *cmdidStr = env->GetStringUTFChars(cmdid, 0);
     const char *simcardStr = env->GetStringUTFChars(simcard, 0);
+    const char *tfCardPathStr = env->GetStringUTFChars(tfCardPath, 0);
 
     JavaVM* vm = NULL;
     jint ret = env->GetJavaVM(&vm);
@@ -318,6 +319,7 @@ Java_com_xypower_mpapp_MicroPhotoService_init(
     device->UpdateSignalLevel(signalLevel);
     device->SetBuildTime(buildTime / 1000);
     device->UpdateSimcard(simcardStr);
+    device->UpdateTfCardPath(tfCardPathStr == NULL ? "" : std::string(tfCardPathStr));
 
     pTerminal->InitServerInfo(appPathStr, cmdidStr, ipStr, port, udpOrTcp, encryptData);
     // pTerminal->SetPacketSize(1 * 1024);	// 1K
@@ -330,6 +332,7 @@ Java_com_xypower_mpapp_MicroPhotoService_init(
     env->ReleaseStringUTFChars(ip, ipStr);
     env->ReleaseStringUTFChars(cmdid, cmdidStr);
     env->ReleaseStringUTFChars(simcard, simcardStr);
+    env->ReleaseStringUTFChars(tfCardPath, tfCardPathStr);
 
     if (!res)
     {

app/src/main/cpp/PhoneDevice.cpp

@@ -410,6 +410,15 @@ bool CPhoneDevice::SelfTest(std::string& result)
     double fmp = ((double)fm * 100.0f) / ((double)tm);
     result += std::string("可用内存：") + std::to_string((int)fmp) + std::string("%%\r\n");
 
+    if (!m_tfCardPath.empty())
+    {
+        fs::space_info si2 = fs::space(m_tfCardPath.c_str());
+        double fr2 = ((double)si2.available * 100.0f) / ((double)si2.capacity);
+        result += "TF卡可用空间：";
+        result += std::to_string((int)fr2);
+        result += "%%\r\n";
+    }
+
     return true;
 }
 

app/src/main/cpp/PhoneDevice.h

@@ -203,6 +203,10 @@ public:
 	void UpdatePosition(double lon, double lat, double radius, time_t ts);
 	bool OnVideoReady(bool result, const char* path, unsigned int photoId);
 	void UpdateSignalLevel(int signalLevel);
+	void UpdateTfCardPath(const std::string& tfCardPath)
+	{
+		m_tfCardPath = tfCardPath;
+	}
     void SetBuildTime(time_t buildTime)
     {
         mBuildTime = buildTime;
@@ -267,6 +271,7 @@ protected:
     JavaVM* m_vm;
     jobject m_javaService;
 	std::string m_appPath;
+	std::string m_tfCardPath;
 
 	jmethodID mRegisterHeartbeatMid;
 	jmethodID mUpdateCaptureScheduleMid;

app/src/main/java/com/xypower/mpapp/MicroPhotoService.java

@@ -662,13 +662,17 @@ public class MicroPhotoService extends Service {
 
                 MicroPhotoService service = MicroPhotoService.this;
 
-                int versionCode = MicroPhotoContext.getVersionCode(MicroPhotoService.this.getApplicationContext());
+                Context context = service.getApplicationContext();
+                int versionCode = MicroPhotoContext.getVersionCode(context);
                 String simcard = SysApi.getImei(getApplicationContext());
                 if (simcard == null) {
                     simcard = "";
                 }
 
-                service.mNativeHandle = init(appPath, server, port, cmdid, protocol, networkProtocol, encryptData, 0, service.getSignalLevel(), versionCode, BuildConfig.BUILD_TIMESTAMP, simcard);
+                String tfCardPath = MicroPhotoContext.getSecondaryStoragePath(context);
+                service.mNativeHandle = init(appPath, server, port, cmdid, protocol, networkProtocol,
+                        encryptData, 0, service.getSignalLevel(), versionCode,
+                        BuildConfig.BUILD_TIMESTAMP, simcard, tfCardPath);
 
                 if (service.mNativeHandle != 0) {
                     isRunning = true;
@@ -1120,7 +1124,9 @@ CellSignalStrengthGsm cellSignalStrengthGsm = cellInfoGsm.getCellSignalStrength(
 cellSignalStrengthGsm.getDbm();
      */
 
-    protected native long init(String appPath, String ip, int port, String cmdid, int protocol, int networkProtocl, int encryptData, long netHandle, int signalLevel, int versionCode, long buildTime, String simcard);
+    protected native long init(String appPath, String ip, int port, String cmdid, int protocol,
+                               int networkProtocl, int encryptData, long netHandle, int signalLevel,
+                               int versionCode, long buildTime, String simcard, String tfCardPath);
     protected native long getHeartbeatDuration(long handler);
     protected native long[] getPhotoTimeData(long handler, long startTime);
     protected native long[] getPhotoTimeData2(long handler);

common/src/main/java/com/xypower/common/MicroPhotoContext.java

@@ -1,10 +1,12 @@
 package com.xypower.common;
 
 import android.app.ActivityManager;
+import android.app.Service;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.os.Environment;
+import android.os.storage.StorageManager;
 import android.text.TextUtils;
 
 import org.json.JSONArray;
@@ -19,6 +21,7 @@ import java.io.IOException;
 import java.io.InputStreamReader;
 import java.io.OutputStreamWriter;
 import java.io.UnsupportedEncodingException;
+import java.lang.reflect.Method;
 import java.text.NumberFormat;
 import java.util.HashMap;
 import java.util.List;
@@ -116,6 +119,50 @@ public class MicroPhotoContext {
         return stringBuilder == null ? null : stringBuilder.toString();
     }
 
+    // 获取主存储卡路径
+    public static String getPrimaryStoragePath(Context context) {
+        try {
+            StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
+            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[])null);
+            Object[] args = null;
+            String[] paths = (String[]) getVolumePathsMethod.invoke(sm, args);
+            // first element in paths[] is primary storage path
+            return paths[0];
+        } catch (Exception e) {
+            // Log.e(TAG, "getPrimaryStoragePath() failed", e);
+        }
+        return null;
+    }
+
+    // 获取次存储卡路径,一般就是外置 TF 卡了. 不过也有可能是 USB OTG 设备...
+    // 其实只要判断第二章卡在挂载状态,就可以用了.
+    public static String getSecondaryStoragePath(Context context) {
+        try {
+            StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
+            Method getVolumePathsMethod = StorageManager.class.getMethod("getVolumePaths", (Class<?>[])null);
+            Object[] args = null;
+            String[] paths = (String[]) getVolumePathsMethod.invoke(sm, args);
+            // second element in paths[] is secondary storage path
+            return paths.length <= 1 ? null : paths[1];
+        } catch (Exception e) {
+            // Log.e(TAG, "getSecondaryStoragePath() failed", e);
+        }
+        return null;
+    }
+
+    // 获取存储卡的挂载状态. path 参数传入上两个方法得到的路径
+    public String getStorageState(Context context, String path) {
+        try {
+            StorageManager sm = (StorageManager) context.getSystemService(Context.STORAGE_SERVICE);
+            Method getVolumeStateMethod = StorageManager.class.getMethod("getVolumeState", new Class[] {String.class});
+            String state = (String) getVolumeStateMethod.invoke(sm, path);
+            return state;
+        } catch (Exception e) {
+            // Log.e(TAG, "getStorageState() failed", e);
+        }
+        return null;
+    }
+
     public static boolean isAppAlive(Context context, String packageName) {
         ActivityManager am = (ActivityManager) context.getSystemService(Context.ACTIVITY_SERVICE);
         List<ActivityManager.RunningServiceInfo> services = am.getRunningServices(Integer.MAX_VALUE);