Write SqlDbLayer

src/data/entities.rs

@@ -185,7 +185,7 @@ impl CardStatistics {
 #[derive(Copy)]
 pub struct EntityHandle<E> {
     pub(crate) id: Id,
-    index: i32,
+    index: u32,
     pub(crate) _phantom: PhantomData<E>,
 }
 
@@ -202,7 +202,7 @@ impl<T> EntityHandle<T> {
     pub fn new(id: Id, index: usize, real: bool) -> Self {
         Self {
             id,
-            index: index as i32 | (!real as i32) << 31,
+            index: ((index as u32) << 1 >> 1) | (!real as u32) << 31,
             _phantom: Default::default(),
         }
     }
@@ -211,7 +211,7 @@ impl<T> EntityHandle<T> {
     }
 
     pub fn set_index(&mut self, index: usize) {
-        self.index = self.index >> 31 << 31 | index as i32;
+        self.index = (self.index >> 31 << 31) | ((index as u32) << 1 >> 1);
     }
 
     pub fn real(&self) -> bool {
@@ -219,7 +219,7 @@ impl<T> EntityHandle<T> {
     }
 
     pub fn set_real(&mut self, value: bool) {
-        self.index = self.index << 1 >> 1 | (!value as i32) << 31;
+        self.index = self.index << 1 >> 1 | (!value as u32) << 31;
     }
 }
 impl<T> Eq for EntityHandle<T> {}

src/data/repositories.rs

@@ -178,8 +178,8 @@ pub trait BatchedDbLayer<T>
 where
     T: EntityData,
 {
-    fn delete_many_entities(&mut self, ids: &[Id], connection: &Connection) -> MaybeError;
-    fn add_many_entities(&mut self, entity: &mut [T], connection: &Connection) -> MaybeError;
+    fn delete_many_entities(&mut self, ids: &[Id], connection: &mut Connection) -> MaybeError;
+    fn add_many_entities(&mut self, entity: &mut [T], connection: &mut Connection) -> MaybeError;
 }
 
 #[derive(Clone)]
@@ -414,7 +414,7 @@ impl<T: EntityData + Clone, D: BatchedDbLayer<T> + DbLayer<T>> BatchedRepository
         });
 
         self.data_layer
-            .add_many_entities(&mut temp_values, &self.connection.read())?;
+            .add_many_entities(&mut temp_values, &mut self.connection.write())?;
 
         let start = self.cache.len();
 
@@ -456,7 +456,7 @@ impl<T: EntityData + Clone, D: BatchedDbLayer<T> + DbLayer<T>> BatchedRepository
             !remove
         });
         self.data_layer
-            .delete_many_entities(cached.as_slice(), &self.connection.read())?;
+            .delete_many_entities(cached.as_slice(), &mut self.connection.write())?;
         let len = cached.len();
         cell = 0;
         self.cache.retain(|x| {