add etherum stat queries

Author: Ebenezer Ackon

app/src/main/java/jfyg/etherscan/helloetherescan/ethereum/EthereumStat.kt

@@ -0,0 +1,46 @@
+package jfyg.etherscan.helloetherescan.ethereum
+
+
+import android.util.Log
+import jfyg.etherscan.helloetherescan.MainActivity
+
+class EthereumStat : EthereumStatFunctions {
+
+    var activity = MainActivity()
+
+    override fun getTotalSupply(): Long? {
+        val stats = "stats"
+        val ethSupply = "ethSupply"
+
+        activity.queryStats(stats, ethSupply)
+        return 0 //TODO: Figure out how to parse supply
+    }
+
+
+    override fun getTotalSupplyInWei(): Int? {
+        val stats = "stats"
+        val ethSupply = "ethSupply"
+
+        activity.queryStats(stats, ethSupply)
+        return 0 //TODO: Figure out how to parse supply
+    }
+
+    override fun getLastPriceInUsd(): String? {
+        val stats = "stats"
+        val ethPrice = "ethprice"
+
+        activity.queryStats(stats, ethPrice)
+        Log.d("Ebenezer", activity.etherPrice.ethUsd)
+        return activity.etherPrice.ethUsd //TODO: Make this return Int
+    }
+
+    override fun getLastPriceInBtc(): String? {
+        val stats = "stats"
+        val ethPrice = "ethprice"
+
+        activity.queryStats(stats, ethPrice)
+        Log.d("Ebenezer", activity.etherPrice.ethBtc)
+        return activity.etherPrice.ethBtc //TODO: Make this return Int
+    }
+
+}

app/src/main/java/jfyg/etherscan/helloetherescan/ethereum/EthereumStatFunctions.kt

@@ -0,0 +1,26 @@
+package jfyg.etherscan.helloetherescan.ethereum
+
+
+interface EthereumStatFunctions {
+
+    /**
+     * Return Total Supply of Ether
+     */
+    fun getTotalSupply(): Long?
+
+    /**
+     * Return Total Supply of Ether in Wei
+     */
+    fun getTotalSupplyInWei(): Int?
+
+    /**
+     * Return Last price of ether in Btc
+     */
+    fun getLastPriceInBtc(): String?
+
+    /**
+     * Return Last price of ether in Usd
+     */
+    fun getLastPriceInUsd(): String?
+
+}