Stable balance improvements

Cargo.toml

@@ -137,7 +137,7 @@ tsify-next = {version = "0.5.5", default-features = false}
 # methods (plain `def` instead of `async def`). Fixed upstream in 0.30.0.
 # Switch back to upstream once we upgrade to uniffi >= 0.30.
 uniffi = { git = "https://github.com/breez/uniffi-rs", branch = "fix-python-async-protocol-v0.29.5" }
-uuid = { version = "1.17.0", features = ["v7", "v4"] }
+uuid = { version = "1.17.0", features = ["v7", "v5", "v4"] }
 wasm-bindgen = "0.2.100"
 wasm-bindgen-futures = "0.4.50"
 wasm-bindgen-test = "0.3.50"

crates/breez-sdk/bindings/examples/cli/langs/csharp/Program.cs

@@ -128,10 +128,15 @@
 if (stableBalanceTokenIdentifier != null)
 {
     stableBalanceConfig = new StableBalanceConfig(
-        tokenIdentifier: stableBalanceTokenIdentifier,
+        tokens: new StableBalanceToken[] {
+            new StableBalanceToken(
+                label: "USDB",
+                tokenIdentifier: stableBalanceTokenIdentifier
+            )
+        },
+        defaultActiveLabel: "USDB",
         thresholdSats: stableBalanceThreshold,
-        maxSlippageBps: null,
-        reservedSats: null
+        maxSlippageBps: null
     );
 }
 

crates/breez-sdk/bindings/examples/cli/langs/flutter/lib/cli.dart

@@ -40,10 +40,10 @@ Future<void> runCli({
   if (stableBalanceTokenIdentifier != null) {
     config = config.copyWith(
       stableBalanceConfig: StableBalanceConfig(
-        tokenIdentifier: stableBalanceTokenIdentifier,
+        tokens: [StableBalanceToken(label: "USDB", tokenIdentifier: stableBalanceTokenIdentifier)],
+        defaultActiveLabel: "USDB",
         thresholdSats: stableBalanceThreshold,
         maxSlippageBps: null,
-        reservedSats: null,
       ),
     );
   }

crates/breez-sdk/bindings/examples/cli/langs/golang/main.go

@@ -119,8 +119,12 @@ func main() {
 
 	// Stable balance config
 	if *stableBalanceTokenIdentifier != "" {
+		defaultActiveLabel := "USDB"
 		sbc := breez_sdk_spark.StableBalanceConfig{
-			TokenIdentifier: *stableBalanceTokenIdentifier,
+			Tokens: []breez_sdk_spark.StableBalanceToken{
+				{Label: "USDB", TokenIdentifier: *stableBalanceTokenIdentifier},
+			},
+			DefaultActiveLabel: &defaultActiveLabel,
 		}
 		if *stableBalanceThreshold > 0 {
 			sbc.ThresholdSats = stableBalanceThreshold

crates/breez-sdk/bindings/examples/cli/langs/kotlin-multiplatform/src/main/kotlin/Main.kt

@@ -172,10 +172,13 @@ fun main(args: Array<String>) {
     // Build stable balance config
     val stableBalanceConfig = if (stableBalanceTokenIdentifier != null) {
         StableBalanceConfig(
-            tokenIdentifier = stableBalanceTokenIdentifier,
+            tokens = listOf(StableBalanceToken(
+                label = "USDB",
+                tokenIdentifier = stableBalanceTokenIdentifier,
+            )),
+            defaultActiveLabel = "USDB",
             thresholdSats = stableBalanceThreshold,
             maxSlippageBps = null,
-            reservedSats = null,
         )
     } else null
 

crates/breez-sdk/bindings/examples/cli/langs/python/src/breez_cli/main.py

@@ -18,6 +18,7 @@
     SdkEvent,
     Seed,
     StableBalanceConfig,
+    StableBalanceToken,
     default_config,
     default_postgres_storage_config,
     init_logging,
@@ -96,10 +97,10 @@ async def main(data_dir, network, account_number, postgres_connection_string,
 
     if stable_balance_token_identifier:
         config.stable_balance_config = StableBalanceConfig(
-            token_identifier=stable_balance_token_identifier,
+            tokens=[StableBalanceToken(label="USDB", token_identifier=stable_balance_token_identifier)],
+            default_active_label="USDB",
             threshold_sats=stable_balance_threshold,
             max_slippage_bps=None,
-            reserved_sats=None,
         )
 
     if passkey_provider:

crates/breez-sdk/bindings/examples/cli/langs/swift/Sources/BreezCLI/main.swift

@@ -206,10 +206,13 @@ let breezApiKey: String? = {
 config.apiKey = breezApiKey
 if let tokenIdentifier = opts.stableBalanceTokenIdentifier {
     config.stableBalanceConfig = StableBalanceConfig(
-        tokenIdentifier: tokenIdentifier,
+        tokens: [StableBalanceToken(
+            label: "USDB",
+            tokenIdentifier: tokenIdentifier
+        )],
+        defaultActiveLabel: "USDB",
         thresholdSats: opts.stableBalanceThreshold,
-        maxSlippageBps: nil,
-        reservedSats: nil
+        maxSlippageBps: nil
     )
 }
 

crates/breez-sdk/breez-itest/src/fixtures/mod.rs

@@ -3,7 +3,7 @@ pub mod docker;
 pub mod lnurl;
 
 use anyhow::Result;
-use breez_sdk_spark::{MaxFee, Network, StableBalanceConfig, default_config};
+use breez_sdk_spark::{MaxFee, Network, StableBalanceConfig, StableBalanceToken, default_config};
 use rand::RngCore;
 use rstest::fixture;
 use tempdir::TempDir;
@@ -13,6 +13,12 @@ use crate::{
     SdkInstance, build_sdk_with_custom_config, build_sdk_with_dir, build_sdk_with_external_signer,
 };
 
+/// Token identifiers for regtest
+pub const BEAN_REGTEST_TOKEN_ID: &str =
+    "btknrt1muwlm2aeur2jhe4pkuh7v08jjaleqgeu69c5sk7p7qfhkywg7nkqerzl06";
+pub const SHELL_REGTEST_TOKEN_ID: &str =
+    "btknrt1ra8lrwpqgqfz7gcy3gfcucaw3fh62tp3d6qkjxafx0cnxm5gmd3q0xy27c";
+
 /// Fixture: Alice's SDK with temporary storage
 #[fixture]
 pub async fn alice_sdk() -> Result<SdkInstance> {
@@ -101,30 +107,19 @@ pub async fn alice_sdk_stable_balance() -> Result<SdkInstance> {
 
     let mut cfg = default_config(Network::Regtest);
     cfg.stable_balance_config = Some(StableBalanceConfig {
-        token_identifier: "btknrt1ra8lrwpqgqfz7gcy3gfcucaw3fh62tp3d6qkjxafx0cnxm5gmd3q0xy27c"
-            .to_string(),
-        threshold_sats: Some(1000),
-        max_slippage_bps: Some(500),
-        reserved_sats: None,
-    });
-    build_sdk_with_custom_config(path, seed, cfg, Some(alice_dir), true).await
-}
-
-/// Fixture: Alice's SDK with stable balance config and explicit reserved sats
-#[fixture]
-pub async fn alice_sdk_stable_balance_with_reserve() -> Result<SdkInstance> {
-    let alice_dir = TempDir::new("breez-sdk-alice-stable-balance-reserve")?;
-    let path = alice_dir.path().to_string_lossy().to_string();
-    let mut seed = [0u8; 32];
-    rand::thread_rng().fill_bytes(&mut seed);
-
-    let mut cfg = default_config(Network::Regtest);
-    cfg.stable_balance_config = Some(StableBalanceConfig {
-        token_identifier: "btknrt1ra8lrwpqgqfz7gcy3gfcucaw3fh62tp3d6qkjxafx0cnxm5gmd3q0xy27c"
-            .to_string(),
+        tokens: vec![
+            StableBalanceToken {
+                label: "SHELL".to_string(),
+                token_identifier: SHELL_REGTEST_TOKEN_ID.to_string(),
+            },
+            StableBalanceToken {
+                label: "BEAN".to_string(),
+                token_identifier: BEAN_REGTEST_TOKEN_ID.to_string(),
+            },
+        ],
+        default_active_label: Some("SHELL".to_string()),
         threshold_sats: Some(1000),
         max_slippage_bps: Some(500),
-        reserved_sats: Some(2000),
     });
     build_sdk_with_custom_config(path, seed, cfg, Some(alice_dir), true).await
 }