done

src/bitcoin/wallet.rs

@@ -1,4 +1,5 @@
 use bdk_wallet::{SignOptions, Wallet as BdkWallet};
+use bitcoin::Txid;
 use js_sys::Date;
 use serde_wasm_bindgen::to_value;
 use wasm_bindgen::{prelude::wasm_bindgen, JsError, JsValue};
@@ -97,6 +98,16 @@ impl Wallet {
             .collect()
     }
 
+    pub fn get_tx(&self, txid_str: &str) -> JsResult<JsValue> {
+        let txid: Txid = txid_str.parse::<Txid>()?;
+        let wallet_tx = self.0.get_tx(txid);
+
+        match wallet_tx {
+            Some(tx) => Ok(to_value(&tx.tx_node.tx)?),
+            None => Ok(JsValue::null()),
+        }
+    }
+
     pub fn latest_checkpoint(&self) -> CheckPoint {
         self.0.latest_checkpoint().into()
     }
@@ -121,7 +132,7 @@ impl Wallet {
     }
 
     pub fn sign(&self, psbt: &mut Psbt) -> JsResult<bool> {
-        self.0.sign(psbt, SignOptions::default())?;
-        Ok(true)
+        let result = self.0.sign(psbt, SignOptions::default())?;
+        Ok(result)
     }
 }

tests/esplora.rs

@@ -4,38 +4,32 @@
 
 extern crate wasm_bindgen_test;
 
+use bdk_wallet::bip39::Mnemonic;
 use bitcoindevkit::{
     bitcoin::{EsploraClient, Wallet},
-    set_panic_hook,
-    types::{Address, Amount, DescriptorPair, FeeRate, KeychainKind, Network, Recipient},
+    seed_to_descriptor, set_panic_hook,
+    types::{Address, AddressType, Amount, DescriptorPair, FeeRate, KeychainKind, Network, Recipient},
 };
 use wasm_bindgen_test::*;
 
 wasm_bindgen_test_configure!(run_in_browser);
 
+const ESPLORA_URL: &str = "https://mutinynet.com/api";
 const STOP_GAP: usize = 5;
 const PARALLEL_REQUESTS: usize = 1;
 const NETWORK: Network = Network::Signet;
 const EXTERNAL_DESC: &str = "wpkh([aafa6322/84'/1'/0']tpubDCfvzhCuifJtWDVdrBcPvZU7U5uyixL7QULk8hXA7KjqiNnry9Te1nwm7yStqenPCQhy5MwzxKkLBD2GmKNgvMYqXgo53iYqQ7Vu4vQbN2N/0/*)#mlua264t";
 const INTERNAL_DESC: &str = "wpkh([aafa6322/84'/1'/0']tpubDCfvzhCuifJtWDVdrBcPvZU7U5uyixL7QULk8hXA7KjqiNnry9Te1nwm7yStqenPCQhy5MwzxKkLBD2GmKNgvMYqXgo53iYqQ7Vu4vQbN2N/1/*)#2teuh09n";
-const RECIPIENT_ADDRESS: &str = "";
+const RECIPIENT_ADDRESS: &str = "tb1qd28npep0s8frcm3y7dxqajkcy2m40eysplyr9v";
+const SEND_AMOUNT: u64 = 10000;
 
 #[wasm_bindgen_test]
 async fn test_esplora_client() {
     set_panic_hook();
 
-    let esplora_url = match NETWORK {
-        Network::Bitcoin => "https://blockstream.info/api",
-        Network::Testnet => "https://blockstream.info/testnet/api",
-        Network::Testnet4 => "https://blockstream.info/testnet/api",
-        Network::Signet => "https://mutinynet.com/api",
-        Network::Regtest => "https://localhost:3000",
-        _ => panic!("unsupported network"),
-    };
-
     let mut wallet =
         Wallet::create(NETWORK, DescriptorPair::new(EXTERNAL_DESC.into(), INTERNAL_DESC.into())).expect("wallet");
-    let mut blockchain_client = EsploraClient::new(esplora_url).expect("esplora_client");
+    let mut blockchain_client = EsploraClient::new(ESPLORA_URL).expect("esplora_client");
 
     let block_height = wallet.latest_checkpoint().height();
     assert_eq!(block_height, 0);
@@ -64,11 +58,34 @@ async fn test_esplora_client() {
 
     let loaded_wallet = Wallet::load(wallet.take_staged().unwrap()).expect("load");
     assert_eq!(loaded_wallet.balance(), wallet.balance());
+}
+
+#[wasm_bindgen_test]
+async fn test_send() {
+    set_panic_hook();
+
+    let seed = Mnemonic::parse("journey embrace permit coil indoor stereo welcome maid movie easy clock spider tent slush bright luxury awake waste legal modify awkward answer acid goose")
+        .unwrap()
+        .to_seed("");
+    let descriptors = seed_to_descriptor(&seed, NETWORK, AddressType::P2wpkh).expect("seed_to_descriptor");
+    let mut wallet = Wallet::create(NETWORK, descriptors).expect("wallet");
+    let mut blockchain_client = EsploraClient::new(ESPLORA_URL).expect("esplora_client");
+
+    let full_scan_request = wallet.start_full_scan();
+    let update = blockchain_client
+        .full_scan(full_scan_request, STOP_GAP, PARALLEL_REQUESTS)
+        .await
+        .expect("full_scan");
+    wallet.apply_update(update).expect("full_scan apply_update");
+
+    let balance = wallet.balance();
+    assert!(balance.total().to_sat() > SEND_AMOUNT);
+    web_sys::console::log_2(&"Balance: ".into(), &balance.total().to_btc().into());
 
     let recipient = Address::new(RECIPIENT_ADDRESS, NETWORK).expect("recipient_address");
-    let amount = Amount::from_sat(10000);
+    let amount = Amount::from_sat(SEND_AMOUNT);
     let mut psbt = wallet
-        .build_tx(FeeRate::new(5), vec![Recipient::new(recipient, amount)])
+        .build_tx(FeeRate::new(2), vec![Recipient::new(recipient, amount)])
         .expect("build_tx");
 
     assert!(wallet.sign(&mut psbt).expect("sign"));