1 files changed, 55 insertions, 0 deletions
diff --git a/sip/src/encoding/uri.rs b/sip/src/encoding/uri.rs
new file mode 100644
index 0000000..b1a1282
--- /dev/null
+++ b/sip/src/encoding/uri.rs
@@ -0,0 +1,55 @@
+use anyhow::anyhow;
+use std::{fmt::Display, str::FromStr};
+
+#[derive(Debug, Clone)]
+pub struct Uri {
+    pub protocol: String,
+    pub localpart: Option<String>,
+    pub addr: String,
+    pub params: String,
+}
+
+impl Display for Uri {
+    fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
+        let Self {
+            protocol,
+            localpart,
+            addr,
+            params,
+        } = self;
+        write!(
+            f,
+            "{protocol}:{}{addr}{}",
+            if let Some(localpart) = localpart {
+                format!("{localpart}@")
+            } else {
+                "".to_string()
+            },
+            if params.is_empty() {
+                "".to_string()
+            } else {
+                format!(";{params}")
+            }
+        )?;
+        Ok(())
+    }
+}
+impl FromStr for Uri {
+    type Err = anyhow::Error;
+    fn from_str(s: &str) -> Result<Self, Self::Err> {
+        let (pr, s) = s.split_once(":").ok_or(anyhow!("protocol sep"))?;
+        let (lp, s) = s.split_once("@").unwrap_or(("", s));
+        let (addr, params) = s.split_once(";").unwrap_or((s, ""));
+
+        Ok(Self {
+            addr: addr.to_owned(),
+            localpart: if lp.is_empty() {
+                None
+            } else {
+                Some(lp.to_string())
+            },
+            params: params.to_string(),
+            protocol: pr.to_string(),
+        })
+    }
+}