xml: Strict namespace, some tests and restructuring

crates/dav/src/xml/sync_collection.rs

@@ -0,0 +1,49 @@
+use rustical_xml::{ValueDeserialize, ValueSerialize, XmlDeserialize};
+
+use super::PropfindType;
+
+#[derive(Clone, Debug, PartialEq)]
+pub enum SyncLevel {
+    One,
+    Infinity,
+}
+
+impl ValueDeserialize for SyncLevel {
+    fn deserialize(val: &str) -> Result<Self, rustical_xml::XmlError> {
+        Ok(match val {
+            "1" => Self::One,
+            "Infinity" => Self::Infinity,
+            _ => {
+                return Err(rustical_xml::XmlError::Other(
+                    "Invalid sync-level".to_owned(),
+                ))
+            }
+        })
+    }
+}
+
+impl ValueSerialize for SyncLevel {
+    fn serialize(&self) -> String {
+        match self {
+            SyncLevel::One => "1",
+            SyncLevel::Infinity => "Infinity",
+        }
+        .to_owned()
+    }
+}
+
+#[derive(XmlDeserialize, Clone, Debug, PartialEq)]
+// <!ELEMENT sync-collection (sync-token, sync-level, limit?, prop)>
+//    <!-- DAV:limit defined in RFC 5323, Section 5.17 -->
+//    <!-- DAV:prop defined in RFC 4918, Section 14.18 -->
+#[xml(ns = "crate::namespace::NS_DAV")]
+pub struct SyncCollectionRequest {
+    #[xml(ns = "crate::namespace::NS_DAV")]
+    pub sync_token: String,
+    #[xml(ns = "crate::namespace::NS_DAV")]
+    pub sync_level: SyncLevel,
+    #[xml(ns = "crate::namespace::NS_DAV", ty = "untagged")]
+    pub prop: PropfindType,
+    #[xml(ns = "crate::namespace::NS_DAV")]
+    pub limit: Option<u64>,
+}