feat: add delete subcommand to remove wallet config file

src/commands.rs

@@ -95,6 +95,8 @@ pub struct CliOpts {
 #[derive(Debug, Subcommand, Clone, PartialEq)]
 #[command(rename_all = "snake")]
 pub enum CliSubCommand {
+    /// Delete configuration file.
+    Delete,
     /// Wallet operations.
     ///
     /// bdk-cli wallet operations includes all the basic wallet level tasks.

src/config.rs

@@ -96,6 +96,19 @@ impl WalletConfig {
     }
 
     /// Get config for a wallet
+    pub fn delete(datadir: &Path) -> Result<(), Error> {
+        let config_path = datadir.join("config.toml");
+        if config_path.exists() {
+            std::fs::remove_file(&config_path).map_err(|e| {
+                Error::Generic(format!("Failed to delete config file {config_path:?}: {e}"))
+            })?;
+            log::info!("Deleted config file at {config_path:?}");
+        } else {
+            log::warn!("Config file {config_path:?} does not exist");
+        }
+        Ok(())
+    }
+
     pub fn get_wallet_opts(&self, wallet_name: &str) -> Result<WalletOpts, Error> {
         self.wallets
             .get(wallet_name)

src/main.rs

@@ -52,7 +52,7 @@ async fn main() {
 
 async fn run(cli_opts: CliOpts) -> Result<(), Error> {
     let datadir = cli_opts.datadir.clone();
-    let home_dir = prepare_home_dir(datadir)?;
+    let home_dir = prepare_home_dir(datadir.clone())?;
 
     match cli_opts.subcommand.clone() {
         CliSubCommand::Wallet {
@@ -199,6 +199,11 @@ async fn run(cli_opts: CliOpts) -> Result<(), Error> {
 
             cmd.execute(&mut ctx)?.write_out(std::io::stdout())?;
         }
+        CliSubCommand::Delete => {
+            if let Some(dir) = datadir.as_deref() {
+                crate::config::WalletConfig::delete(dir)?;
+            }
+        },
         CliSubCommand::Completions { shell } => {
             clap_complete::generate(
                 shell,