Add demo feed

src/demo.rs

@@ -54,5 +54,22 @@ pub async fn setup_demo_data(pool: &sqlx::SqlitePool) {
         demo_id,
     );
 
+    // TODO: This insert logic is substantially the same as Feed::write_to_database.
+    // Should find a way to unify these two code paths to avoid duplication.
+    sqlx::query(
+        "INSERT INTO feeds (feed_id, name, url, user_id, added_time, last_checked_time, categorization) 
+         VALUES (?1, ?2, ?3, ?4, ?5, ?6, json(?7))",
+    )
+    .bind(feed.feed_id.to_string())
+    .bind(&feed.name)
+    .bind(feed.url.as_str())
+    .bind(feed.user_id.to_string())
+    .bind(feed.added_time.to_rfc3339())
+    .bind(feed.last_checked_time.to_rfc3339())
+    .bind("[]") // empty categorization array as JSON
+    .execute(pool)
+    .await
+    .expect("Failed to create demo feed");
+
     println!("Successfully set up demo data");
 }

src/feeds.rs

@@ -12,13 +12,13 @@ use crate::Db;
 #[derive(Debug, Serialize)]
 #[serde(crate = "rocket::serde")]
 pub struct Feed {
-    feed_id: Uuid,
+    pub feed_id: Uuid,
-    name: String,
+    pub name: String,
-    url: Url,
+    pub url: Url,
-    user_id: Uuid,
+    pub user_id: Uuid,
-    added_time: chrono::DateTime<chrono::Utc>,
+    pub added_time: chrono::DateTime<chrono::Utc>,
-    last_checked_time: chrono::DateTime<chrono::Utc>,
+    pub last_checked_time: chrono::DateTime<chrono::Utc>,
-    categorization: Vec<String>,
+    pub categorization: Vec<String>,
 }
 
 impl Feed {
@@ -37,11 +37,10 @@ impl Feed {
 
     pub async fn write_to_database(&self, mut db: Connection<Db>) -> Result<(), sqlx::Error> {
         // Convert categorization to JSON value
-        let categorization_json = serde::json::to_value(&self.categorization)
+        let categorization_json = serde::json::to_value(&self.categorization).map_err(|e| {
-            .map_err(|e| {
+            eprintln!("Failed to serialize categorization: {}", e);
-                eprintln!("Failed to serialize categorization: {}", e);
+            sqlx::Error::Decode(Box::new(e))
-                sqlx::Error::Decode(Box::new(e))
+        })?;
-            })?;
 
         sqlx::query(
             "INSERT INTO feeds (feed_id, name, url, user_id, added_time, last_checked_time, categorization)