add system methods

Author: sigrlami

android/eu.sigrlami/RNSimModule.java

@@ -0,0 +1,92 @@
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+
+import java.util.HashMap;
+import java.util.Locale;
+import java.util.Map;
+import java.util.TimeZone;
+
+import javax.annotation.Nullable;
+
+public class RNSimModule extends ReactContextBaseJavaModule {
+
+    ReactApplicationContext reactContext;
+
+    public RNDeviceModule(ReactApplicationContext reactContext) {
+	super(reactContext);
+	this.reactContext = reactContext;
+    }
+
+    @Override
+    public String getName() {
+	return "RNSimInfo";
+    }
+
+  @Override
+  public @Nullable Map<String, Object> getConstants() {
+
+    HashMap<String, Object> constants = new HashMap<String, Object>();
+
+    PackageManager packageManager = this.reactContext.getPackageManager();
+    String packageName            = this.reactContext.getPackageName();
+
+    TelephonyManager telManager = (TelephonyManager) context.getSystemService(Context.TELEPHONY_SERVICE);
+
+    int phoneCount = 0;
+    int activeSubscriptionInfoCount = 0;
+    int activeSubscriptionInfoCountMax = 0;
+
+    try {
+        if (android.os.Build.VERSION.SDK_INT >= android.os.Build.VERSION_CODES.M) {
+          phoneCount = manager.getPhoneCount();
+
+          if (simPermissionGranted(Manifest.permission.READ_PHONE_STATE)) {
+            SubscriptionManager manager = (SubscriptionManager) cntx.getSystemService(Context.TELEPHONY_SUBSCRIPTION_SERVICE);
+            activeSubscriptionInfoCount = manager.getActiveSubscriptionInfoCount();
+            activeSubscriptionInfoCountMax = manager.getActiveSubscriptionInfoCountMax();
+
+            List<SubscriptionInfo> subscriptionInfos = manager.getActiveSubscriptionInfoList();
+	    int sub = 1;
+	    for (SubscriptionInfo subInfo : subscriptionInfos) {
+		sub++;		
+              CharSequence carrierName = subInfo.getCarrierName();
+              String countryIso        = subInfo.getCountryIso();
+              int dataRoaming          = subInfo.getDataRoaming();  // 1 is enabled ; 0 is disabled
+              CharSequence displayName = subInfo.getDisplayName();
+              String iccId             = subInfo.getIccId();
+              int mcc                  = subInfo.getMcc();
+              int mnc                  = subInfo.getMnc();
+              String number            = subInfo.getNumber();
+              int simSlotIndex         = subInfo.getSimSlotIndex();
+              int subscriptionId       = subInfo.getSubscriptionId();
+              boolean networkRoaming   = telManager.isNetworkRoaming(simSlotIndex);
+              String deviceId          = telManager.getDeviceId(simSlotIndex);
+
+              constants.put("carrierName" + sub, carrierName.toString());
+              constants.put("displayName" + sub, displayName.toString());
+              constants.put("countryCode" + sub, countryIso);
+              constants.put("mcc" + sub, mcc);
+              constants.put("mnc" + sub, mnc);
+              constants.put("isNetworkRoaming" + sub, networkRoaming);
+              constants.put("isDataRoaming"    + sub, (dataRoaming == 1));
+              constants.put("simSlotIndex"     + sub, simSlotIndex);
+              constants.put("phoneNumber"      + sub, number);
+              constants.put("deviceId"         + sub, deviceId);
+              constants.put("simSerialNumber"  + sub, iccId);
+              constants.put("subscriptionId"   + sub, subscriptionId);
+
+              sims.put(simData);
+            }
+          }
+        }
+      } catch (JSONException e) {
+        e.printStackTrace();
+      } catch (Exception e) {
+        e.printStackTrace();
+      }
+    
+    return constants;
+  }
+}
+    
+}

android/eu.sigrlami/Sim.java

@@ -0,0 +1,5 @@
+package eu.sigrlami.sim;
+
+public class RNSim extends {
+
+}