Implement BDK Database types for gloo::LocalStorage

node-manager/Cargo.toml

@@ -10,8 +10,11 @@ crate-type = ["cdylib"]
 cfg-if = "1.0.0"
 wasm-bindgen = "0.2.83"
 bip39 = { version = "1.0.1" }
-bitcoin = "0.29.1"
+bitcoin = "0.28.1"
+bdk = { git = "https://www.nakamoto.codes/BitcoinDevShop/bdk", branch="feat/use-external-esplora-client", default-features = false}
 getrandom = { version = "0.2", features = ["js"] }
+serde = { version = "^1.0", features = ["derive"] }
+serde_json = { version = "^1.0" }
 gloo-storage = "0.2.2"
 
 # The `console_error_panic_hook` crate provides better debugging of panics by

node-manager/src/error.rs

@@ -0,0 +1,86 @@
+use gloo_storage::errors::StorageError;
+use std::fmt;
+
+#[derive(Debug)]
+// copied from LDK lite
+/// An error that possibly needs to be handled by the user.
+pub enum Error {
+    /// Returned when trying to start Mutiny while it is already running.
+    AlreadyRunning,
+    /// Returned when trying to stop Mutiny while it is not running.
+    NotRunning,
+    /// The funding transaction could not be created.
+    FundingTxCreationFailed,
+    /// A network connection has been closed.
+    ConnectionFailed,
+    /// Payment of the given invoice has already been initiated.
+    NonUniquePaymentHash,
+    /// The given invoice is invalid.
+    InvoiceInvalid,
+    /// Invoice creation failed.
+    InvoiceCreationFailed,
+    /// No route for the given target could be found.
+    RoutingFailed,
+    /// A given peer info could not be parsed.
+    PeerInfoParseFailed,
+    /// A channel could not be opened.
+    ChannelCreationFailed,
+    /// A channel could not be closed.
+    ChannelClosingFailed,
+    /// Persistence failed.
+    PersistenceFailed,
+    /// A wallet operation failed.
+    WalletOperationFailed,
+    /// A signing operation failed.
+    WalletSigningFailed,
+    /// A chain access operation failed.
+    ChainAccessFailed,
+}
+
+impl fmt::Display for Error {
+    fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
+        match *self {
+            Self::AlreadyRunning => write!(f, "Mutiny is already running."),
+            Self::NotRunning => write!(f, "Mutiny is not running."),
+            Self::FundingTxCreationFailed => {
+                write!(f, "Funding transaction could not be created.")
+            }
+            Self::ConnectionFailed => write!(f, "Network connection closed."),
+            Self::NonUniquePaymentHash => write!(f, "An invoice must not get payed twice."),
+            Self::InvoiceInvalid => write!(f, "The given invoice is invalid."),
+            Self::InvoiceCreationFailed => write!(f, "Failed to create invoice."),
+            Self::RoutingFailed => write!(f, "Failed to find route."),
+            Self::PeerInfoParseFailed => write!(f, "Failed to parse the given peer information."),
+            Self::ChannelCreationFailed => write!(f, "Failed to create channel."),
+            Self::ChannelClosingFailed => write!(f, "Failed to close channel."),
+            Self::PersistenceFailed => write!(f, "Failed to persist data."),
+            Self::WalletOperationFailed => write!(f, "Failed to conduct wallet operation."),
+            Self::WalletSigningFailed => write!(f, "Failed to sign given transaction."),
+            Self::ChainAccessFailed => write!(f, "Failed to conduct chain access operation."),
+        }
+    }
+}
+
+impl std::error::Error for Error {}
+
+impl From<bdk::Error> for Error {
+    fn from(e: bdk::Error) -> Self {
+        match e {
+            bdk::Error::Signer(_) => Self::WalletSigningFailed,
+            _ => Self::WalletOperationFailed,
+        }
+    }
+}
+
+// todo uncomment when we add esplora stuff
+// impl From<esplora::EsploraError> for Error {
+//     fn from(_e: esplora::EsploraError) -> Self {
+//         Self::ChainAccessFailed
+//     }
+// }
+
+impl From<StorageError> for Error {
+    fn from(_e: StorageError) -> Self {
+        Self::PersistenceFailed
+    }
+}

node-manager/src/lib.rs

@@ -2,6 +2,8 @@
 // wasm_bindgen uses improper casing and it needs to be turned off:
 // https://github.com/rustwasm/wasm-bindgen/issues/2882
 
+mod error;
+mod localstorage;
 mod nodemanager;
 mod seedgen;
 mod storage;
@@ -26,3 +28,13 @@ pub async fn main_js() -> Result<(), JsValue> {
     debug!("Main function ends");
     Ok(())
 }
+
+#[cfg(test)]
+mod test {
+    use crate::storage::delete_mnemonic;
+    use gloo_storage::{LocalStorage, Storage};
+
+    pub(crate) fn cleanup_test() -> () {
+        LocalStorage::clear();
+    }
+}