Fix and simplify support-report-set

crates/dav/src/xml/report_set.rs

@@ -0,0 +1,34 @@
+use rustical_xml::XmlSerialize;
+use strum::VariantArray;
+
+// RFC 3253 section-3.1.5
+#[derive(Debug, Clone, XmlSerialize, PartialEq)]
+pub struct SupportedReportSet<T: XmlSerialize + 'static> {
+    #[xml(flatten)]
+    #[xml(ns = "crate::namespace::NS_DAV")]
+    supported_report: Vec<ReportWrapper<T>>,
+}
+
+impl<T: XmlSerialize + Clone + 'static> SupportedReportSet<T> {
+    pub fn new(methods: Vec<T>) -> Self {
+        Self {
+            supported_report: methods
+                .into_iter()
+                .map(|method| ReportWrapper { report: method })
+                .collect(),
+        }
+    }
+
+    pub fn all() -> Self
+    where
+        T: VariantArray,
+    {
+        Self::new(T::VARIANTS.to_vec())
+    }
+}
+
+#[derive(Debug, Clone, XmlSerialize, PartialEq)]
+pub struct ReportWrapper<T: XmlSerialize> {
+    #[xml(ns = "crate::namespace::NS_DAV")]
+    report: T,
+}