add to_network_address method

src/client/certificate/scope.rs

@@ -1,6 +1,8 @@
 pub mod error;
 pub use error::Error;
 
+use crate::client::DEFAULT_PORT;
+use gio::NetworkAddress;
 use glib::{GString, Uri, UriFlags, UriHideFlags};
 
 /// Scope implement path prefix to apply TLS authorization for
@@ -38,4 +40,14 @@ impl Scope {
         self.uri
             .to_string_partial(UriHideFlags::QUERY | UriHideFlags::FRAGMENT)
     }
+
+    /// Get [NetworkAddress](https://docs.gtk.org/gio/class.NetworkAddress.html)
+    /// implement [SocketConnectable](https://docs.gtk.org/gio/iface.SocketConnectable.html) interface
+    /// * useful as [SNI](https://geminiprotocol.net/docs/protocol-specification.gmi#server-name-indication) in TLS context
+    pub fn to_network_address(&self) -> Result<NetworkAddress, Error> {
+        match crate::gio::network_address::from_uri(&self.uri, DEFAULT_PORT) {
+            Ok(network_address) => Ok(network_address),
+            Err(reason) => Err(Error::NetworkAddress(reason)),
+        }
+    }
 }

src/client/certificate/scope/error.rs

@@ -3,6 +3,7 @@ use std::fmt::{Display, Formatter, Result};
 #[derive(Debug)]
 pub enum Error {
     Host,
+    NetworkAddress(crate::gio::network_address::Error),
     Scheme,
     Uri(glib::Error),
 }
@@ -13,6 +14,9 @@ impl Display for Error {
             Self::Host => {
                 write!(f, "Host required")
             }
+            Self::NetworkAddress(reason) => {
+                write!(f, "Could not parse network address: {reason}")
+            }
             Self::Scheme => {
                 write!(f, "Scope does not match `gemini`")
             }