Writing the stylesheets to the output folder.

src/command/build/render.rs

@@ -11,21 +11,26 @@ use crate::intermediate::BlogPost;
 use crate::render::DusterRenderer;
 use crate::render::RendererIntegration;
 
+use super::stylesheet::Stylesheet;
+
 static MAIN_TEMPLATES: Dir = include_dir!("$CARGO_MANIFEST_DIR/default_environment/templates/html");
 
 pub(crate) struct SiteRenderer {
     output_directory: PathBuf,
     blog_posts: Vec<BlogPost>,
+    stylesheets: Vec<Stylesheet>,
 }
 
 impl SiteRenderer {
     pub(crate) fn new<P: Into<PathBuf>>(
         output_directory: P,
         blog_posts: Vec<BlogPost>,
+        stylesheets: Vec<Stylesheet>,
     ) -> SiteRenderer {
         SiteRenderer {
             output_directory: output_directory.into(),
             blog_posts,
+            stylesheets,
         }
     }
 
@@ -84,8 +89,20 @@ impl SiteRenderer {
         Ok(())
     }
 
-    pub(crate) async fn copy_stylesheets(&self, config: &Config) -> Result<(), CustomError> {
-        todo!()
+    pub(crate) async fn render_stylesheets(&self) -> Result<(), CustomError> {
+        let stylesheet_output_directory = self.output_directory.join("stylesheet");
+        if !stylesheet_output_directory.exists() {
+            tokio::fs::create_dir(&stylesheet_output_directory).await?;
+        }
+        for stylesheet in &self.stylesheets {
+            let file_output_path = stylesheet_output_directory.join(&stylesheet.path);
+            let parent_directory = file_output_path
+                .parent()
+                .ok_or("Output file should have a containing directory.")?;
+            tokio::fs::create_dir_all(parent_directory).await?;
+            tokio::fs::write(file_output_path, stylesheet.contents.as_bytes()).await?;
+        }
+        Ok(())
     }
 }
 

src/command/build/runner.rs

@@ -17,8 +17,13 @@ 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);
+    let renderer = SiteRenderer::new(
+        get_output_directory(&config).await?,
+        blog_posts,
+        stylesheets,
+    );
     renderer.render_blog_posts(&config).await?;
+    renderer.render_stylesheets().await?;
 
     Ok(())
 }