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use super::parser::Rule;
use pest::iterators::{Pair, Pairs};
use regex::RegexBuilder;
use sauropod::markdown::parse_markdown as shared_parse_markdown;
pub fn from_tree(tree: &Pairs<'_, Rule>, original_in: String) -> String {
shared_parse_markdown(
original_in,
vec![&mut |mut out: String| {
for block in tree.clone().into_iter() {
let btype = block.as_rule();
let block_string = block.as_span().as_str().to_string();
let inner = block.into_inner().collect::<Vec<Pair<'_, Rule>>>();
// e#theme (identifier)#
if btype == Rule::THEME {
let theme = inner.get(0).unwrap();
out = out.replace(
&format!("e#{}#", block_string),
&format!("<theme>{}</theme>", theme.as_span().as_str()),
);
continue;
}
// e#hsl (hue/lit/sat) (percentage/int)#
if btype == Rule::HSL {
let which = inner.get(0).unwrap();
let value = inner.get(1).unwrap();
out = out.replace(
&format!("e#{}#", block_string),
&format!(
"<{}>{}</{}>",
which.as_span().as_str(),
value.as_span().as_str(),
which.as_span().as_str()
),
);
continue;
}
// e#html (identifier) {attrs}#
if btype == Rule::HTML {
let tag = inner.get(0).unwrap();
let attrs = inner
.iter()
.skip(1)
.into_iter()
.collect::<Vec<&Pair<'_, Rule>>>();
// build attrs string
let mut attrs_string = String::new();
for attr in attrs {
attrs_string += &format!("{} ", attr.as_span().as_str());
}
// replace
out = out.replace(
&format!("e#{}#", block_string.replace("\"", """)),
&format!("<{} {}>", tag.as_span().as_str(), attrs_string),
);
continue;
}
// e#chtml (identifier)#
if btype == Rule::CHTML {
let tag = inner.get(0).unwrap();
// replace
out = out.replace(
&format!("e#{}#", block_string),
&format!("</{}>", tag.as_span().as_str()),
);
continue;
}
// e#id (identifier)#
if btype == Rule::ID {
let id = inner.get(0).unwrap();
// replace
out = out.replace(
&format!("e#{}#", block_string),
&format!("<span id=\"{}\">", id.as_span().as_str()),
);
continue;
}
// e#class (identifier)+#
if btype == Rule::CLASS {
let attrs = inner.into_iter().collect::<Vec<Pair<'_, Rule>>>();
// build attrs string
let mut attrs_string = String::new();
for attr in attrs {
attrs_string += &format!("{} ", attr.as_span().as_str());
}
// replace
out = out.replace(
&format!("e#{}#", block_string.replace("\"", """)),
&format!("<span class=\"{}\">", attrs_string),
);
continue;
}
// e#close#
if btype == Rule::CLOSE {
// replace
out = out.replace(&format!("e#{}#", block_string), "</span>");
continue;
}
// e#animation (identifier) {attrs}#
if btype == Rule::ANIMATION {
let tag = inner.get(0).unwrap();
let attrs = inner
.iter()
.skip(1)
.into_iter()
.collect::<Vec<&Pair<'_, Rule>>>();
// build attrs string
let mut attrs_string = String::new();
for attr in attrs {
attrs_string += &format!("{} ", attr.as_span().as_str());
}
// replace
out = out.replace(
&format!("e#{}#", block_string.replace("\"", """)),
&format!("<span role=\"animation\" style=\"animation: {} {} ease-in-out forwards running; display: inline-block;\">", tag.as_span().as_str(), attrs_string),
);
continue;
}
}
// ssm
// essentially just ssm::parse_ssm_blocks, maybe clean this up later?
let ssm_regex = RegexBuilder::new("(ssm\\#)(?<CONTENT>.*?)\\#")
.multi_line(true)
.dot_matches_new_line(true)
.build()
.unwrap();
for capture in ssm_regex.captures_iter(&out.clone()) {
let content = capture.name("CONTENT").unwrap().as_str().replace("$", "#");
// compile
let css = crate::ssm::parse_ssm_program(content.to_string());
// replace
out = out.replace(
capture.get(0).unwrap().as_str(),
&format!("<style>{css}</style>"),
);
}
// text color (bundlrs style)
let color_regex =
RegexBuilder::new("(c\\#)\\s*(?<COLOR>.*?)\\s*\\#\\s*(?<CONTENT>.*?)\\s*\\#")
.multi_line(true)
.dot_matches_new_line(true)
.build()
.unwrap();
for capture in color_regex.captures_iter(&out.clone()) {
let content = capture.name("CONTENT").unwrap().as_str();
let color = capture.name("COLOR").unwrap().as_str().replace("$", "#");
// replace
out = out.replacen(
capture.get(0).unwrap().as_str(),
&format!(
"<span style=\"color: {color}\" role=\"custom-color\">{content}</span>"
),
1,
);
}
// text color thing
out = regex_replace_exp(
&out,
RegexBuilder::new(r"%(.*?)%\s*(.*?)\s*(%{2})")
.multi_line(true)
.dot_matches_new_line(true),
"<span style=\"color: $1;\" role=\"custom-color\">$2</span>",
);
// return
out
}],
)
}
pub fn parse_markdown(input: &str) -> String {
let tree = super::parser::parse(input);
from_tree(&tree.into_inner(), input.to_owned())
}
#[allow(dead_code)]
fn regex_replace_exp(input: &str, pattern: &mut RegexBuilder, replace_with: &str) -> String {
pattern
.build()
.unwrap()
.replace_all(input, replace_with)
.to_string()
}