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use icalendar::parser::{Component, Property};
use aero_dav::caltypes as cal;
pub fn component<'a>(src: &'a Component<'a>, prune: &cal::Comp) -> Option<Component<'a>> {
if src.name.as_str() != prune.name.as_str() {
return None
}
let name = src.name.clone();
let properties = match &prune.prop_kind {
None => vec![],
Some(cal::PropKind::AllProp) => src.properties.clone(),
Some(cal::PropKind::Prop(l)) => src.properties.iter().filter_map(|prop| {
let sel_filt = match l.iter().find(|filt| filt.name.0.as_str() == prop.name.as_str()) {
Some(v) => v,
None => return None
};
match sel_filt.novalue {
None | Some(false) => Some(prop.clone()),
Some(true) => Some(Property {
name: prop.name.clone(),
params: prop.params.clone(),
val: "".into()
}),
}
}).collect::<Vec<_>>(),
};
let components = match &prune.comp_kind {
None => vec![],
Some(cal::CompKind::AllComp) => src.components.clone(),
Some(cal::CompKind::Comp(many_inner_prune)) => src.components.iter().filter_map(|src_component| {
many_inner_prune.iter().find_map(|inner_prune| component(src_component, inner_prune))
}).collect::<Vec<_>>(),
};
Some(Component { name, properties, components })
}
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