feat: hb-187-user-story-for-defining-storage-for-connection

contracts/cosmwasm-vm/cw-ibc-core/src/lib.rs

@@ -16,7 +16,8 @@ use cosmwasm_schema::cw_serde;
 use cw_storage_plus::{Item, Map};
 use ibc::core::{
     ics02_client::client_type::ClientType,
-    ics04_channel::packet::Sequence,
-    ics24_host::identifier::{ChannelId, ClientId, PortId},
+    ics03_connection::connection::ConnectionEnd,
     ics04_channel::channel::ChannelEnd,
+    ics04_channel::packet::Sequence,
+    ics24_host::identifier::{ChannelId, ClientId, ConnectionId, PortId},
 };

contracts/cosmwasm-vm/cw-ibc-core/src/state.rs

@@ -10,6 +10,7 @@ pub struct CwIbcStore<'a> {
     next_client_sequence: Item<'a, u128>,
     next_connection_sequence: Item<'a, u128>,
     next_channel_sequence: Item<'a, u128>,
+    connections: Map<'a, ConnectionId, ConnectionEnd>,
     channels: Map<'a, (PortId, ChannelId), ChannelEnd>,
 }
 
@@ -43,6 +44,9 @@ impl<'a> CwIbcStore<'a> {
     pub fn next_channel_sequence(&self) -> &Item<'a, u128> {
         &self.next_channel_sequence
     }
+    pub fn connections(&self) -> &Map<'a, ConnectionId, ConnectionEnd> {
+        &self.connections
+    }
     pub fn channels(&self) -> &Map<'a, (PortId, ChannelId), ChannelEnd> {
         &self.channels
     }
@@ -58,6 +62,7 @@ impl<'a> CwIbcStore<'a> {
             next_client_sequence: Item::new(StorageKey::NextClientSequence.as_str()),
             next_connection_sequence: Item::new(StorageKey::NextConnectionSequence.as_str()),
             next_channel_sequence: Item::new(StorageKey::NextChannelSequence.as_str()),
+            connections: Map::new(StorageKey::Connections.as_str()),
             channels: Map::new(StorageKey::Channels.as_str()),
         }
     }

contracts/cosmwasm-vm/cw-ibc-core/src/storage_keys.rs

@@ -12,6 +12,7 @@ pub enum StorageKey {
     NextClientSequence,
     NextConnectionSequence,
     NextChannelSequence,
+    Connections,
     Channels,
 }
 
@@ -27,6 +28,7 @@ impl StorageKey {
             StorageKey::NextClientSequence => "next_client_sequence",
             StorageKey::NextConnectionSequence => "next_connection_sequence",
             StorageKey::NextChannelSequence => "next_channel_sequence",
+            StorageKey::Connections => "connections",
             StorageKey::Channels => "channels",
         }
     }