Add version numbers

app/build.gradle

@@ -11,7 +11,7 @@ android {
         minSdkVersion 19
         targetSdkVersion 28
         versionCode 1
-        versionName "1.0"
+        versionName "0.0.1-beta"
         testInstrumentationRunner "android.support.test.runner.AndroidJUnitRunner"
         vectorDrawables.useSupportLibrary = true
     }

app/src/main/java/com/adityapk/zcash/zqwandroid/DataModel.kt

@@ -13,7 +13,8 @@ import java.math.BigInteger
 
 
 object DataModel {
-    class MainResponse(val balance: Double, val saplingAddress: String, val tAddress: String, val zecprice: Double, val tokenName: String)
+    class MainResponse(val balance: Double, val maxspendable:Double , val saplingAddress: String,
+                       val tAddress: String, val zecprice: Double, val tokenName: String, val serverversion: String)
     class TransactionItem(val type: String, val datetime: Long, val amount: String, val memo: String?,
                           val addr: String, val txid: String?, val confirmations: Long)
 

app/src/main/java/com/adityapk/zcash/zqwandroid/SendActivity.kt

@@ -120,6 +120,10 @@ class SendActivity : AppCompatActivity() {
                 showErrorDialog("Invalid amount!")
                 return@setOnClickListener
             }
+            if (parsedAmt.toDouble() > DataModel.mainResponseData?.maxspendable ?: 0.0) {
+                showErrorDialog("Can't spend more than ${DataModel.mainResponseData?.maxspendable} in a single Tx")
+                return@setOnClickListener
+            }
 
             val memo = txtSendMemo.text.toString()
             if (memo.length > 512) {
@@ -132,6 +136,7 @@ class SendActivity : AppCompatActivity() {
                 return@setOnClickListener
             }
 
+
             val intent = Intent(this, TxDetailsActivity::class.java)
             val tx = DataModel.TransactionItem("confirm", 0, parsedAmt, memo,
                 toAddr, "", 0)

app/src/main/java/com/adityapk/zcash/zqwandroid/SettingsActivity.kt

@@ -20,5 +20,8 @@ class SettingsActivity : AppCompatActivity() {
 
     fun updateUI() {
         txtSettingsConnString.text = DataModel.getConnString(ZQWApp.appContext!!) ?: "Not Connected"
+
+        lblVersionName.text = BuildConfig.VERSION_NAME
+        lblServerVersion.text = DataModel.mainResponseData?.serverversion ?: "Not Connected"
     }
 }

app/src/main/res/layout/activity_settings.xml

@@ -46,5 +46,42 @@
                 android:layout_marginStart="8dp" app:layout_constraintEnd_toEndOf="parent"
                 android:layout_marginEnd="8dp" android:visibility="visible" android:layout_height="2dp"
                 android:layout_marginTop="8dp"/>
+        <TextView
+                android:text="ZecQT Wallet android version"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/textView3" android:layout_marginTop="16dp"
+                app:layout_constraintTop_toBottomOf="@+id/divider" app:layout_constraintStart_toStartOf="parent"
+                android:layout_marginStart="16dp" android:textStyle="bold"/>
+        <TextView
+                android:text="TextView"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/lblVersionName" android:layout_marginTop="16dp"
+                app:layout_constraintTop_toBottomOf="@+id/textView3" app:layout_constraintStart_toStartOf="parent"
+                android:layout_marginStart="16dp"/>
+        <TextView
+                android:text="zec-qt-wallet server version"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/textView10" app:layout_constraintStart_toStartOf="parent"
+                android:layout_marginStart="16dp" android:layout_marginTop="16dp"
+                app:layout_constraintTop_toBottomOf="@+id/lblVersionName" android:textStyle="bold"/>
+        <TextView
+                android:text="TextView"
+                android:layout_width="wrap_content"
+                android:layout_height="wrap_content"
+                android:id="@+id/lblServerVersion" app:layout_constraintStart_toStartOf="parent"
+                android:layout_marginStart="16dp" android:layout_marginTop="16dp"
+                app:layout_constraintTop_toBottomOf="@+id/textView10"/>
+        <View
+                android:id="@+id/divider2"
+                android:layout_width="395dp"
+                android:background="?android:attr/listDivider"
+                app:layout_constraintStart_toStartOf="parent"
+                android:layout_marginStart="8dp" app:layout_constraintEnd_toEndOf="parent"
+                android:layout_marginEnd="8dp" android:visibility="visible" android:layout_height="2dp"
+                app:layout_constraintHorizontal_bias="0.0"
+                android:layout_marginTop="16dp" app:layout_constraintTop_toBottomOf="@+id/lblServerVersion"/>
     </android.support.constraint.ConstraintLayout>
 </android.support.constraint.ConstraintLayout>