From b580f549a61a0c2bee206700a9974c6c0a8cdf60 Mon Sep 17 00:00:00 2001
From: Aiden McClelland <me@drbonez.dev>
Date: Fri, 1 Jul 2022 16:05:59 -0600
Subject: [PATCH] actually purge old current-dependents

---
 backend/src/config/mod.rs | 7 ++++++-
 backend/src/db/model.rs   | 2 +-
 2 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/backend/src/config/mod.rs b/backend/src/config/mod.rs
index 954838959..662aad905 100644
--- a/backend/src/config/mod.rs
+++ b/backend/src/config/mod.rs
@@ -624,10 +624,15 @@ pub fn configure_rec<'a, Db: DbHandle>(
         };
 
         // update dependencies
+        let prev_current_dependencies = receipts
+            .current_dependencies
+            .get(db, &id)
+            .await?
+            .unwrap_or_default();
         remove_from_current_dependents_lists(
             db,
             id,
-            &current_dependencies,
+            &prev_current_dependencies,
             &receipts.current_dependents,
         )
         .await?; // remove previous
diff --git a/backend/src/db/model.rs b/backend/src/db/model.rs
index 06e37a723..380fff242 100644
--- a/backend/src/db/model.rs
+++ b/backend/src/db/model.rs
@@ -302,7 +302,7 @@ impl HasModel for CurrentDependents {
     type Model = MapModel<Self>;
 }
 
-#[derive(Debug, Clone, Deserialize, Serialize)]
+#[derive(Debug, Clone, Default, Deserialize, Serialize)]
 pub struct CurrentDependencies(pub BTreeMap<PackageId, CurrentDependencyInfo>);
 impl CurrentDependencies {
     pub fn map(