global: snapshot

parser/src/structs/epoch.rs

@@ -0,0 +1,20 @@
+use super::{Height, MapKey};
+
+#[derive(Debug, PartialEq, Eq, PartialOrd, Ord)]
+pub struct Epoch(pub u16);
+
+impl Epoch {
+    pub const BLOCKS_PER_EPOCH: usize = 210_000;
+}
+
+impl From<Height> for Epoch {
+    fn from(height: Height) -> Self {
+        Self(((height.to_usize() / Self::BLOCKS_PER_EPOCH) + 1) as u16)
+    }
+}
+
+impl From<&Height> for Epoch {
+    fn from(height: &Height) -> Self {
+        Self(((height.to_usize() / Self::BLOCKS_PER_EPOCH) + 1) as u16)
+    }
+}

parser/src/structs/generic_map.rs

@@ -202,10 +202,12 @@ where
     }
 
     pub fn insert(&mut self, key: Key, value: Value) -> Value {
-        self.to_insert
-            .entry(key.to_chunk_id())
-            .or_default()
-            .insert(key.to_serialized_key(), value);
+        if !self.is_key_safe(key) {
+            self.to_insert
+                .entry(key.to_chunk_id())
+                .or_default()
+                .insert(key.to_serialized_key(), value);
+        }
 
         value
     }
@@ -443,15 +445,14 @@ where
                 SourceValue,
                 &Key,
                 &mut GenericMap<Key, SourceValue, ChunkId, SourceSerialized>,
-                &Self,
+                &mut Self,
             ),
         ) -> Value,
     {
         keys.iter().for_each(|key| {
-            self.insert(
-                *key,
-                transform((source.get_or_import(key).unwrap(), key, source, self)),
-            );
+            let value = transform((source.get_or_import(key).unwrap(), key, source, self));
+
+            self.insert(*key, value);
         });
     }
 

parser/src/structs/mod.rs

@@ -17,6 +17,7 @@ mod date_data;
 mod date_map;
 mod date_map_chunk_id;
 mod empty_address_data;
+mod epoch;
 mod exit;
 mod generic_map;
 mod height;
@@ -53,6 +54,7 @@ pub use date_data::*;
 pub use date_map::*;
 pub use date_map_chunk_id::*;
 pub use empty_address_data::*;
+pub use epoch::*;
 pub use exit::*;
 pub use generic_map::*;
 pub use height::*;