use crate::parse::Parse;

pub enum Version {
    HTTP11,
    HTTP2,
    Unknown(String)
}

impl Version {
    pub fn as_str(&self) -> &str {
        match self {
            Self::HTTP11 => "HTTP/1.1",
            Self::HTTP2 => "HTTP/2",
            Self::Unknown(ref s) => s,
        }
    }
}

impl Parse for Version {
    fn parse(s: impl Into<String>) -> Self {
        let s = s.into();
        match s.as_str() {
            "HTTP/1.1" => Self::HTTP11,
            "HTTP/2" => Self::HTTP2,
            _ => Self::Unknown(s)
        }
    } 
}

impl ToString for Version {
    fn to_string(&self) -> String {
        self.as_str().to_string()
    }
}