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use crate::elem::{HtmlProp, HtmlProps};
use std::borrow::Cow;
use web_sys::HtmlFontElement;

#[allow(non_camel_case_types)]
#[derive(Clone, PartialEq)]
pub enum FontProp {
    color(Cow<'static, str>),
    face(Cow<'static, str>),
    size(Cow<'static, str>),
}

#[sealed::sealed]
impl crate::elem::HtmlComponent for HtmlFontElement {
    type PropEnum = FontProp;
}
#[sealed::sealed]
impl crate::elem::PropEnum<HtmlFontElement> for FontProp {
    fn unset_on(&self, elem: &HtmlFontElement) {
        match self {
            FontProp::color(_) => elem.remove_attribute("color").unwrap(),
            FontProp::face(_) => elem.remove_attribute("face").unwrap(),
            FontProp::size(_) => elem.remove_attribute("size").unwrap(),
        }
    }

    fn set_on(&self, elem: &HtmlFontElement) {
        match self {
            FontProp::color(v) => elem.set_color(v),
            FontProp::face(v) => elem.set_face(v),
            FontProp::size(v) => elem.set_size(v),
        }
    }
}

impl HtmlProps<HtmlFontElement> {
    pub fn color(mut self, val: impl Into<Cow<'static, str>>) -> Self {
        let val = val.into();
        self.0.push_back(HtmlProp::Own(FontProp::color(val)));
        self
    }

    pub fn face(mut self, val: impl Into<Cow<'static, str>>) -> Self {
        let val = val.into();
        self.0.push_back(HtmlProp::Own(FontProp::face(val)));
        self
    }

    pub fn size(mut self, val: impl Into<Cow<'static, str>>) -> Self {
        let val = val.into();
        self.0.push_back(HtmlProp::Own(FontProp::size(val)));
        self
    }
}