Make description field optional and allow for a fixed lookback

src/main.rs

@@ -1,4 +1,4 @@
-use chrono::{TimeDelta, Utc};
+use chrono::{DateTime, TimeDelta, Utc};
 use sqlx::{Connection, PgConnection};
 use toggl::TogglApi;
 
@@ -51,18 +51,27 @@ impl Worker {
             tag_ids: tag_ids.iter().map(|row| row.id as u64).collect(),
         })
     }
+
+    async fn fetch_changed_since(&mut self, look_back: TimeDelta) -> Result<(), AppError> {
+        self.update_time_entries(Utc::now() - look_back).await
+    }
+
     async fn update(&mut self, default_look_back: TimeDelta) -> Result<(), AppError> {
         let result = sqlx::query!("select max(updated_at) as last_updated_at from time_entries")
             .fetch_optional(&mut self.db)
             .await
             .expect("Could not fetch max updated_at from time_entries");
 
-        let existing_ids = self.get_ids().await?;
-
         let fetch_since = result
             .and_then(|record| record.last_updated_at)
             .unwrap_or_else(|| Utc::now() - default_look_back);
 
+        self.update_time_entries(fetch_since).await
+    }
+
+    async fn update_time_entries(&mut self, fetch_since: DateTime<Utc>) -> Result<(), AppError> {
+        let existing_ids = self.get_ids().await?;
+
         let time_entries = self.toggl_api
             .get_time_entries_for_user_modified_since(fetch_since).await?;
 
@@ -308,7 +317,7 @@ async fn main() {
         toggl_api: api,
     };
 
-    worker.update(TimeDelta::days(90))
+    worker.fetch_changed_since(TimeDelta::days(90))
         .await
         .unwrap();
 }