rename rss crate to rss-adapter (chef fingerprint clash); drop thin lto; CONTRIBUTING guards

crates/adapters/rss-adapter/src/lib.rs

@@ -0,0 +1,90 @@
+use domain::errors::DomainError;
+use domain::models::DiaryEntry;
+use domain::ports::{FeedChannel, RssFeedRenderer};
+use rss::extension::atom::{self, AtomExtensionBuilder, Link};
+use rss::{ChannelBuilder, GuidBuilder, ItemBuilder};
+
+pub struct RssAdapter {
+    base_url: String,
+}
+
+impl RssAdapter {
+    pub fn new(base_url: String) -> Self {
+        Self {
+            base_url: base_url.trim_end_matches('/').to_string(),
+        }
+    }
+
+    fn absolute(&self, path: &str) -> String {
+        format!("{}{}", self.base_url, path)
+    }
+}
+
+impl RssFeedRenderer for RssAdapter {
+    fn render_feed(
+        &self,
+        entries: &[DiaryEntry],
+        channel: &FeedChannel<'_>,
+    ) -> Result<String, DomainError> {
+        let items = entries
+            .iter()
+            .map(|e| {
+                let item_title = format!(
+                    "{} ({})",
+                    e.movie().title().value(),
+                    e.movie().release_year().value()
+                );
+                let description = match (e.review().comment(), e.review().spoilers()) {
+                    (Some(_), true) => {
+                        format!("{}/5 — contains spoilers", e.review().rating().value())
+                    }
+                    (Some(c), false) => {
+                        format!("{}/5 — {}", e.review().rating().value(), c.value())
+                    }
+                    (None, _) => format!("{}/5", e.review().rating().value()),
+                };
+                let pub_date = e
+                    .review()
+                    .watched_at()
+                    .and_utc()
+                    .format("%a, %d %b %Y %H:%M:%S +0000")
+                    .to_string();
+                let link = self.absolute(&format!("/movies/{}", e.movie().id().value()));
+                let guid = GuidBuilder::default()
+                    .value(e.review().id().value().to_string())
+                    .permalink(false)
+                    .build();
+                ItemBuilder::default()
+                    .title(Some(item_title))
+                    .link(Some(link))
+                    .description(Some(description))
+                    .pub_date(Some(pub_date))
+                    .guid(Some(guid))
+                    .build()
+            })
+            .collect::<Vec<_>>();
+
+        let self_link = Link {
+            href: self.absolute(channel.self_path),
+            rel: "self".to_string(),
+            mime_type: Some("application/rss+xml".to_string()),
+            ..Default::default()
+        };
+
+        let channel = ChannelBuilder::default()
+            .title(channel.title.to_string())
+            .link(self.absolute(channel.link_path))
+            .description(channel.title.to_string())
+            .language(Some("en".to_string()))
+            .namespace(("atom".to_string(), atom::NAMESPACE.to_string()))
+            .atom_ext(Some(
+                AtomExtensionBuilder::default()
+                    .links(vec![self_link])
+                    .build(),
+            ))
+            .items(items)
+            .build();
+
+        Ok(channel.to_string())
+    }
+}