update

Author: XuXiangJun

app/build.gradle

@@ -7,9 +7,10 @@ android {
         applicationId "com.espressif.espblufi"
         minSdkVersion 21
         targetSdkVersion 29
-        versionCode 22
-        versionName "1.5.1"
+        versionCode 23
+        versionName "1.5.2"
     }
+
     buildTypes {
         release {
             minifyEnabled false

app/src/main/java/com/espressif/espblufi/ui/BlufiActivity.java

@@ -382,14 +382,16 @@ public void onGattPrepared(BlufiClient client, BluetoothGatt gatt, BluetoothGatt
 
             updateMessage("Discover service and characteristics success", false);
 
-            int mtu = (int) BlufiApp.getInstance().settingsGet(
-                    SettingsConstants.PREF_SETTINGS_KEY_MTU_LENGTH, BlufiConstants.DEFAULT_MTU_LENGTH);
-            boolean requestMtu = gatt.requestMtu(mtu);
-            if (!requestMtu) {
-                mLog.w("Request mtu failed");
-                updateMessage(String.format(Locale.ENGLISH, "Request mtu %d failed", mtu), false);
-                onGattServiceCharacteristicDiscovered();
-            }
+//            int mtu = (int) BlufiApp.getInstance().settingsGet(
+//                    SettingsConstants.PREF_SETTINGS_KEY_MTU_LENGTH, BlufiConstants.DEFAULT_MTU_LENGTH);
+//            boolean requestMtu = gatt.requestMtu(mtu);
+//            if (!requestMtu) {
+//                mLog.w("Request mtu failed");
+//                updateMessage(String.format(Locale.ENGLISH, "Request mtu %d failed", mtu), false);
+//                onGattServiceCharacteristicDiscovered();
+//            }
+            client.setPostPackageLengthLimit(20);
+            onGattServiceCharacteristicDiscovered();
         }
 
         @Override

app/src/main/java/com/espressif/espblufi/ui/SettingsActivity.java

@@ -8,10 +8,12 @@
 import android.text.TextUtils;
 
 import androidx.annotation.Nullable;
+import androidx.annotation.StringRes;
 import androidx.appcompat.app.AlertDialog;
 import androidx.appcompat.widget.Toolbar;
 import androidx.preference.EditTextPreference;
 import androidx.preference.Preference;
+import androidx.preference.PreferenceCategory;
 import androidx.preference.PreferenceFragmentCompat;
 
 import com.espressif.espblufi.R;
@@ -68,22 +70,28 @@ public void onCreate(Bundle savedInstanceState) {
             mApp = BlufiApp.getInstance();
 
             getVersionInfo();
-            findPreference(getString(R.string.settings_version_key)).setSummary(mAppVersionName);
-            findPreference(getString(R.string.settings_blufi_version_key)).setSummary(BlufiClient.VERSION);
+            findPreference(R.string.settings_version_key).setSummary(mAppVersionName);
+            findPreference(R.string.settings_blufi_version_key).setSummary(BlufiClient.VERSION);
 
-            mMtuPref = findPreference(getString(R.string.settings_mtu_length_key));
+            mMtuPref = findPreference(R.string.settings_mtu_length_key);
             int mtuLen = (int) mApp.settingsGet(KEY_MTU_LENGTH, BlufiConstants.DEFAULT_MTU_LENGTH);
             mMtuPref.setOnPreferenceChangeListener(this);
             if (mtuLen >= BlufiConstants.MIN_MTU_LENGTH && mtuLen <= BlufiConstants.MAX_MTU_LENGTH) {
                 mMtuPref.setSummary(String.valueOf(mtuLen));
             }
+            PreferenceCategory blufiCategory = findPreference(R.string.settings_category_blufi_key);
+            blufiCategory.removePreference(mMtuPref);
 
-            mBlePrefixPref = findPreference(getString(R.string.settings_ble_prefix_key));
+            mBlePrefixPref = findPreference(R.string.settings_ble_prefix_key);
             mBlePrefixPref.setOnPreferenceChangeListener(this);
             String blePrefix = (String) mApp.settingsGet(KEY_BLE_PREFIX, BlufiConstants.BLUFI_PREFIX);
             mBlePrefixPref.setSummary(blePrefix);
 
-            mVersionCheckPref = findPreference(getString(R.string.settings_upgrade_check_key));
+            mVersionCheckPref = findPreference(R.string.settings_upgrade_check_key);
+        }
+
+        public <T extends Preference> T findPreference(@StringRes int res) {
+            return findPreference(getString(res));
         }
 
         private void getVersionInfo() {

blufilibrary/build.gradle

@@ -6,8 +6,8 @@ android {
     defaultConfig {
         minSdkVersion 18
         targetSdkVersion 29
-        versionCode 9
-        versionName "2.3.1"
+        versionCode 10
+        versionName "2.3.2"
     }
     buildTypes {
         release {