use super::*;

#[doc=include_str!("readme.md")]
#[derive(Debug, Clone)]
pub struct TailwindFlexWrap {
    kind: StandardValue,
}

crate::macros::sealed::keyword_instance!(TailwindFlexWrap => "flex-wrap");

impl Display for TailwindFlexWrap {
    fn fmt(&self, f: &mut Formatter<'_>) -> std::fmt::Result {
        match &self.kind {
            StandardValue::Keyword(s) => match s.as_str() {
                "wrap" => write!(f, "flex-wrap"),
                "wrap-reverse" => write!(f, "flex-wrap-reverse"),
                "nowrap" => write!(f, "flex-nowrap"),
                _ => write!(f, "flex-wrap-{}", s),
            },
            StandardValue::Arbitrary(s) => write!(f, "flex-wrap-{}", s.get_class()),
        }
    }
}

impl TailwindFlexWrap {
    /// <https://tailwindcss.com/docs/flex-wrap>
    pub fn parse(pattern: &[&str], arbitrary: &TailwindArbitrary) -> Result<Self> {
        let kind = match pattern {
            [] if arbitrary.is_none() => StandardValue::from("wrap"),
            [] => StandardValue::parse_arbitrary(arbitrary)?,
            ["none"] => StandardValue::from("nowrap"),
            ["reverse"] => StandardValue::from("wrap-reverse"),
            _ => StandardValue::parser("flex-wrap", &Self::check_valid)(pattern, arbitrary)?,
        };
        Ok(Self { kind })
    }
    /// dispatch to [flex-wrap](https://developer.mozilla.org/en-US/docs/Web/CSS/flex-wrap)
    pub fn parse_arbitrary(arbitrary: &TailwindArbitrary) -> Result<Self> {
        StandardValue::parse_arbitrary(arbitrary).map(|kind| Self { kind })
    }
    /// <https://developer.mozilla.org/en-US/docs/Web/CSS/flex-wrap#syntax>
    pub fn check_valid(mode: &str) -> bool {
        let set = BTreeSet::from_iter(vec!["inherit", "initial", "nowrap", "revert", "unset", "wrap", "wrap-reverse"]);
        set.contains(mode)
    }
}