Chunking the blog posts for the stream.

src/intermediate/blog_post.rs

@@ -87,19 +87,26 @@ impl BlogPost {
     /// all the pages under the blog post looking for any page that
     /// contains a date export setting. It will return the first date
     /// found.
-    pub(crate) fn get_date(&self) -> Result<(), CustomError> {
-        if let Some(index_page) = self.get_index_page()? {
-            println!("{:?}", index_page);
+    pub(crate) fn get_date(&self) -> Option<&str> {
+        let index_page_date = self
+            .get_index_page()
+            .map(|index_page| index_page.date.as_ref().map(String::as_str))
+            .flatten();
+        if index_page_date.is_some() {
+            return index_page_date;
         }
-        Ok(())
+
+        self.pages
+            .iter()
+            .filter_map(|page| page.date.as_ref().map(String::as_str))
+            .next()
     }
 
     /// Get the blog post page for index.org
-    fn get_index_page(&self) -> Result<Option<&BlogPostPage>, CustomError> {
-        Ok(self
-            .pages
+    fn get_index_page(&self) -> Option<&BlogPostPage> {
+        self.pages
             .iter()
-            .find(|page| page.path == Path::new("index.org")))
+            .find(|page| page.path == Path::new("index.org"))
     }
 }
 

src/intermediate/page.rs

@@ -16,6 +16,8 @@ pub(crate) struct BlogPostPage {
 
     pub(crate) title: Option<String>,
 
+    pub(crate) date: Option<String>,
+
     pub(crate) children: Vec<IDocumentElement>,
 
     pub(crate) footnotes: Vec<IRealFootnoteDefinition>,
@@ -60,6 +62,7 @@ impl BlogPostPage {
         Ok(BlogPostPage {
             path,
             title: get_title(&document),
+            date: get_date(&document),
             children,
             footnotes,
         })
@@ -85,3 +88,14 @@ fn get_title(document: &organic::types::Document<'_>) -> Option<String> {
         .last()
         .map(|kw| kw.value.to_owned())
 }
+
+fn get_date(document: &organic::types::Document<'_>) -> Option<String> {
+    organic::types::AstNode::from(document)
+        .iter_all_ast_nodes()
+        .filter_map(|node| match node {
+            organic::types::AstNode::Keyword(kw) if kw.key.eq_ignore_ascii_case("date") => Some(kw),
+            _ => None,
+        })
+        .last()
+        .map(|kw| kw.value.to_owned())
+}