Temp 6: add network type

bdk-ffi/src/bdk.udl

@@ -1,3 +1,10 @@
 namespace bdk {
   string hello_world();
 };
+
+enum Network {
+  "Bitcoin",
+  "Testnet",
+  "Signet",
+  "Regtest",
+};

bdk-ffi/src/lib.rs

@@ -45,13 +45,49 @@ mod wallet;
 // use std::io::Cursor;
 // use std::str::FromStr;
 // use std::sync::Arc;
-//
+
+use bdk::bitcoin::Network as BdkNetwork;
+
 uniffi::include_scaffolding!("bdk");
 
 pub fn hello_world() -> String {
     String::from("Hello World")
 }
 
+pub enum Network {
+    /// Mainnet Bitcoin.
+    Bitcoin,
+    /// Bitcoin's testnet network.
+    Testnet,
+    /// Bitcoin's signet network.
+    Signet,
+    /// Bitcoin's regtest network.
+    Regtest,
+}
+
+impl From<Network> for BdkNetwork {
+    fn from(network: Network) -> Self {
+        match network {
+            Network::Bitcoin => BdkNetwork::Bitcoin,
+            Network::Testnet => BdkNetwork::Testnet,
+            Network::Signet  => BdkNetwork::Signet,
+            Network::Regtest => BdkNetwork::Regtest,
+        }
+    }
+}
+
+impl From<BdkNetwork> for Network {
+    fn from(network: BdkNetwork) -> Self {
+        match network {
+            BdkNetwork::Bitcoin => Network::Bitcoin,
+            BdkNetwork::Testnet => Network::Testnet,
+            BdkNetwork::Signet  => Network::Signet,
+            BdkNetwork::Regtest => Network::Regtest,
+            _                    => panic!("Network {} not supported", network),
+        }
+    }
+}
+
 // /// A output script and an amount of satoshis.
 // pub struct ScriptAmount {
 //     pub script: Arc<Script>,

bdk-jvm/lib/src/test/kotlin/org/bitcoindevkit/JvmLibTest.kt

@@ -14,6 +14,11 @@ class JvmLibTest {
         val message = helloWorld()
         assertEquals("Hello World", message)
     }
+
+    @Test
+    fun testNetwork() {
+        val signetNetwork = Network.SIGNET
+    }
 }
 /**
  * Library test, which will execute on linux host.