From 0c2e4b7624bf91f5c3ceb6accdacbf68075ac82e Mon Sep 17 00:00:00 2001
From: Greg Burri <greg.burri@gmail.com>
Date: Wed, 2 Apr 2025 18:19:06 +0200
Subject: [PATCH] Add markdown rendering for recipe descriptions using comrak

---
 backend/Cargo.toml                 |  1 +
 backend/src/html_templates.rs      | 10 ++++++++++
 backend/templates/recipe_view.html |  2 +-
 3 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/backend/Cargo.toml b/backend/Cargo.toml
index 3b214fd..e399a92 100644
--- a/backend/Cargo.toml
+++ b/backend/Cargo.toml
@@ -28,6 +28,7 @@ clap = { version = "4", features = ["derive"] }
 sqlx = { version = "0.8", features = ["sqlite", "runtime-tokio", "chrono"] }
 
 askama = "0.13"
+comrak = "0.37"
 
 argon2 = { version = "0.5", features = ["default", "std"] }
 rand_core = { version = "0.9", features = ["std"] }
diff --git a/backend/src/html_templates.rs b/backend/src/html_templates.rs
index 138265a..4e71a2b 100644
--- a/backend/src/html_templates.rs
+++ b/backend/src/html_templates.rs
@@ -18,6 +18,16 @@ impl Recipes {
     }
 }
 
+mod filters {
+    use askama::filters::Safe;
+    pub fn markdown<T: std::fmt::Display>(s: T) -> askama::Result<Safe<String>> {
+        Ok(Safe(comrak::markdown_to_html(
+            &s.to_string(),
+            &comrak::ComrakOptions::default(),
+        )))
+    }
+}
+
 #[derive(Template)]
 #[template(path = "home.html")]
 pub struct HomeTemplate {
diff --git a/backend/templates/recipe_view.html b/backend/templates/recipe_view.html
index 54ce4e3..01979e9 100644
--- a/backend/templates/recipe_view.html
+++ b/backend/templates/recipe_view.html
@@ -51,7 +51,7 @@
 
     {% if !recipe.description.is_empty() %}
         <div class="recipe-description" >
-        {{ recipe.description }}
+        {{ recipe.description | markdown }}
         </div>
     {% endif %}