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use super::headers::Header;
use anyhow::Result;
use std::fmt::Display;
#[derive(Debug, Clone)]
pub struct HeaderMap(pub Vec<(String, String)>);
impl HeaderMap {
pub fn new() -> Self {
Self(vec![])
}
pub fn add<H: Header>(mut self, h: H) -> Self {
self.0.push((H::NAME.to_string(), format!("{h}")));
self
}
pub fn insert<H: Header>(&mut self, h: H) {
self.0.push((H::NAME.to_string(), format!("{h}")));
}
pub fn get_raw(&self, name: &str) -> Option<&str> {
self.0
.iter()
.find(|(k, _)| k.eq_ignore_ascii_case(name))
.map(|(_, v)| v.as_str())
}
pub fn get<H: Header>(&self) -> Option<Result<H>> {
self.get_raw(H::NAME).map(H::from_str)
}
pub fn insert_raw(&mut self, key: String, value: String) {
self.0.push((key, value))
}
}
impl Display for HeaderMap {
fn fmt(&self, f: &mut std::fmt::Formatter<'_>) -> std::fmt::Result {
for (k, v) in &self.0 {
write!(f, "{k}: {v}\r\n")?;
}
Ok(())
}
}
impl FromIterator<(String, String)> for HeaderMap {
fn from_iter<T: IntoIterator<Item = (String, String)>>(iter: T) -> Self {
Self(Vec::from_iter(iter))
}
}
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