Function handle_config_subcommand

src/handlers.rs:748–862

Handle wallet config subcommand to create or update config.toml

(
    datadir: &Path,
    network: Network,
    wallet: String,
    wallet_opts: &WalletOpts,
    force: bool,
)

/// Handle wallet config subcommand to create or update config.toml
pub fn handle_config_subcommand(
    datadir: &Path,
    network: Network,
    wallet: String,
    wallet_opts: &WalletOpts,
    force: bool,
) -> Result<String, Error> {
    if network == Network::Bitcoin {
        eprintln!(
            "WARNING: You are configuring a wallet for Bitcoin MAINNET.
             This software is experimental and not recommended for use with real funds.
             Consider using a testnet for testing purposes. \n"
        );
    }

    let ext_descriptor = wallet_opts.ext_descriptor.clone();
    let int_descriptor = wallet_opts.int_descriptor.clone();

    if ext_descriptor.contains("xprv") || ext_descriptor.contains("tprv") {
        eprintln!(
            "WARNING: Your external descriptor contains PRIVATE KEYS.
             Private keys will be saved in PLAINTEXT in the config file.
             This is a security risk. Consider using public descriptors instead.\n"
        );
    }

    if let Some(ref internal_desc) = int_descriptor
        && (internal_desc.contains("xprv") || internal_desc.contains("tprv"))
    {
        eprintln!(
            "WARNING: Your internal descriptor contains PRIVATE KEYS.
                 Private keys will be saved in PLAINTEXT in the config file.
                 This is a security risk. Consider using public descriptors instead.\n"
        );
    }

    let mut config = WalletConfig::load(datadir)?.unwrap_or(WalletConfig {
        wallets: HashMap::new(),
    });

    if config.wallets.contains_key(&wallet) && !force {
        return Err(Error::Generic(format!(
            "Wallet '{wallet}' already exists in config.toml. Use --force to overwrite."
        )));
    }

    #[cfg(any(
        feature = "electrum",
        feature = "esplora",
        feature = "rpc",
        feature = "cbf"
    ))]
    let client_type = wallet_opts.client_type.clone();
    #[cfg(any(feature = "electrum", feature = "esplora", feature = "rpc"))]
    let url = &wallet_opts.url.clone();
    #[cfg(any(feature = "sqlite", feature = "redb"))]
    let database_type = match wallet_opts.database_type {
        #[cfg(feature = "sqlite")]