Use categorizations

src/demo.rs

@@ -1,5 +1,6 @@
 use chrono;
 use sqlx;
+use rocket::serde;
 use uuid::Uuid;
 
 use crate::feeds::Feed;
@@ -74,6 +75,11 @@ pub async fn setup_demo_data(pool: &sqlx::SqlitePool) {
     for feed in feeds {
         // 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.
+        let categorization_json = serde::json::to_value(feed.categorization).map_err(|e| {
+            eprintln!("Failed to serialize categorization: {}", e);
+            sqlx::Error::Decode(Box::new(e))
+        }).unwrap();
+
         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))",
@@ -84,7 +90,7 @@ pub async fn setup_demo_data(pool: &sqlx::SqlitePool) {
             .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
+            .bind(categorization_json.to_string())
             .execute(pool)
             .await
             .expect("Failed to create demo feed");

src/feeds.rs

@@ -52,7 +52,7 @@ impl Feed {
         .bind(self.user_id.to_string())
         .bind(self.added_time.to_rfc3339())
         .bind(self.last_checked_time.to_rfc3339())
-        .bind(&categorization_json.to_string())
+        .bind(categorization_json.to_string())
         .execute(&mut **db)
         .await?;