Loading stylesheets from the default environment.

src/command/build/runner.rs

@@ -1,14 +1,22 @@
+use std::ffi::OsStr;
 use std::path::PathBuf;
 
+use super::stylesheet::Stylesheet;
 use crate::cli::parameters::BuildArgs;
 use crate::command::build::render::SiteRenderer;
 use crate::config::Config;
 use crate::error::CustomError;
 use crate::intermediate::BlogPost;
+use include_dir::include_dir;
+use include_dir::Dir;
+
+static DEFAULT_STYLESHEETS: Dir =
+    include_dir!("$CARGO_MANIFEST_DIR/default_environment/stylesheet");
 
 pub(crate) async fn build_site(args: BuildArgs) -> Result<(), CustomError> {
     let config = Config::load_from_file(args.config).await?;
     let blog_posts = load_blog_posts(&config).await?;
+    let stylesheets = load_stylesheets().await?;
     let renderer = SiteRenderer::new(get_output_directory(&config).await?, blog_posts);
     renderer.render_blog_posts(&config).await?;
 
@@ -58,3 +66,18 @@ async fn load_blog_posts(config: &Config) -> Result<Vec<BlogPost>, CustomError>
     }
     Ok(blog_posts)
 }
+
+async fn load_stylesheets() -> Result<Vec<Stylesheet>, CustomError> {
+    let sources: Vec<_> = DEFAULT_STYLESHEETS
+        .files()
+        .filter(|f| f.path().extension() == Some(OsStr::new("css")))
+        .collect();
+    let mut ret = Vec::with_capacity(sources.len());
+    for entry in sources {
+        let path = entry.path().to_path_buf();
+        let contents = String::from_utf8(entry.contents().to_vec())?;
+        let stylesheet = Stylesheet::new(path, contents).await?;
+        ret.push(stylesheet);
+    }
+    Ok(ret)
+}