From 35dbab0ceb33a7ed3053bc9edf1919db5b4491e7 Mon Sep 17 00:00:00 2001
From: Tom Alexander <tom@fizz.buzz>
Date: Sun, 17 Dec 2023 14:28:27 -0500
Subject: [PATCH] Create a page header struct.

---
 src/config/full.rs            |  4 ++++
 src/config/raw.rs             |  4 ++--
 src/context/mod.rs            |  2 ++
 src/context/page_header.rs    | 19 +++++++++++++++++++
 src/intermediate/convert.rs   |  9 ++++++---
 src/render/duster_renderer.rs |  2 +-
 6 files changed, 34 insertions(+), 6 deletions(-)
 create mode 100644 src/context/page_header.rs

diff --git a/src/config/full.rs b/src/config/full.rs
index 0f962aa..4978e8d 100644
--- a/src/config/full.rs
+++ b/src/config/full.rs
@@ -67,4 +67,8 @@ impl Config {
     pub(crate) fn get_web_root(&self) -> Option<&str> {
         self.raw.web_root.as_deref()
     }
+
+    pub(crate) fn get_site_title(&self) -> Option<&str> {
+        self.raw.site_title.as_deref()
+    }
 }
diff --git a/src/config/raw.rs b/src/config/raw.rs
index b0d95cf..ce34997 100644
--- a/src/config/raw.rs
+++ b/src/config/raw.rs
@@ -4,7 +4,7 @@ use serde::Serialize;
 /// This is the struct for the writer.toml config file that ends up in each site's root directory.
 #[derive(Deserialize, Serialize)]
 pub(crate) struct RawConfig {
-    site_title: String,
+    pub(super) site_title: Option<String>,
     author: Option<String>,
     email: Option<String>,
     pub(super) use_relative_paths: Option<bool>,
@@ -14,7 +14,7 @@ pub(crate) struct RawConfig {
 impl Default for RawConfig {
     fn default() -> Self {
         RawConfig {
-            site_title: "My super awesome website".to_owned(),
+            site_title: None,
             author: None,
             email: None,
             use_relative_paths: None,
diff --git a/src/context/mod.rs b/src/context/mod.rs
index 2c412b3..f3a8311 100644
--- a/src/context/mod.rs
+++ b/src/context/mod.rs
@@ -35,6 +35,7 @@ mod line_break;
 mod macros;
 mod object;
 mod org_macro;
+mod page_header;
 mod paragraph;
 mod plain_link;
 mod plain_list;
@@ -69,4 +70,5 @@ pub(crate) use footnote_definition::RenderRealFootnoteDefinition;
 pub(crate) use global_settings::GlobalSettings;
 pub(crate) use heading::RenderHeading;
 pub(crate) use object::RenderObject;
+pub(crate) use page_header::PageHeader;
 pub(crate) use section::RenderSection;
diff --git a/src/context/page_header.rs b/src/context/page_header.rs
new file mode 100644
index 0000000..0115e9c
--- /dev/null
+++ b/src/context/page_header.rs
@@ -0,0 +1,19 @@
+use serde::Serialize;
+
+/// The header that goes above the content of the page.
+///
+/// This header will be mostly the same on every page.
+#[derive(Debug, Serialize)]
+pub(crate) struct PageHeader {
+    website_title: Option<String>,
+    home_link: Option<String>,
+}
+
+impl PageHeader {
+    pub(crate) fn new(website_title: Option<String>, home_link: Option<String>) -> PageHeader {
+        PageHeader {
+            website_title,
+            home_link,
+        }
+    }
+}
diff --git a/src/intermediate/convert.rs b/src/intermediate/convert.rs
index 747fce8..72e11bb 100644
--- a/src/intermediate/convert.rs
+++ b/src/intermediate/convert.rs
@@ -4,6 +4,7 @@ use std::path::PathBuf;
 
 use crate::config::Config;
 use crate::context::GlobalSettings;
+use crate::context::PageHeader;
 use crate::context::RenderBlogPostPage;
 use crate::context::RenderDocumentElement;
 use crate::context::RenderRealFootnoteDefinition;
@@ -37,6 +38,10 @@ pub(crate) fn convert_blog_post_page_to_render_context<D: AsRef<Path>, F: AsRef<
         "blog_post.js",
     )?];
     let global_settings = GlobalSettings::new(page.title.clone(), css_files, js_files);
+    let page_header = PageHeader::new(
+        config.get_site_title().map(str::to_string),
+        Some(get_web_path(config, output_directory, output_file, "")?),
+    );
     let link_to_blog_post = get_web_path(
         config,
         output_directory,
@@ -100,9 +105,7 @@ fn get_web_path<D: AsRef<Path>, F: AsRef<Path>, P: AsRef<Path>>(
             containing_file_relative_to_output_directory
                 .parent()
                 .ok_or("File should exist in a folder.")?,
-            path_from_web_root
-                .parent()
-                .ok_or("File should exist in a folder.")?,
+            path_from_web_root.parent().unwrap_or(&Path::new("")),
         )
         .collect::<PathBuf>();
         // Subtracting 1 from the depth to "remove" the file name.
diff --git a/src/render/duster_renderer.rs b/src/render/duster_renderer.rs
index e5078a9..2208077 100644
--- a/src/render/duster_renderer.rs
+++ b/src/render/duster_renderer.rs
@@ -34,7 +34,7 @@ impl<'a> RendererIntegration<'a> for DusterRenderer<'a> {
         }
         // TODO: This is horribly inefficient. I am converting from a serialize type to json and back again so I can use the existing implementation of IntoContextElement. Honestly, I probably need to rework a lot of duster now that I've improved in rust over the years.
         let json_context = serde_json::to_string(&context)?;
-        println!("{}", json_context);
+        // println!("{}", json_context);
         let parsed_context: serde_json::Value = serde_json::from_str(json_context.as_str())?;
         let rendered_output = dust_renderer.render("main", Some(&parsed_context))?;
         Ok(rendered_output)