add gateway function set_character_meseta

src/entity/gateway/entitygateway.rs

@@ -115,4 +115,8 @@ pub trait EntityGateway: Send + Sync + Clone {
     async fn set_character_equips(&mut self, _char_id: &CharacterEntityId, _equips: &EquippedEntity) -> Result<(), GatewayError> {
         unimplemented!();
     }
+
+    async fn set_character_meseta(&mut self, _char_id: &CharacterEntityId, amount: usize) -> Result<(), GatewayError> {
+        unimplemented!();
+    }
 }

src/entity/gateway/inmemory.rs

@@ -318,4 +318,12 @@ impl EntityGateway for InMemoryGateway {
         equips.insert(*char_id, equipped.clone());
         Ok(())
     }
+
+    async fn set_character_meseta(&mut self, char_id: &CharacterEntityId, amount: usize) -> Result<(), GatewayError> {
+        let mut characters = self.characters.lock().unwrap();
+        if let Some(char) = characters.get_mut(&char_id) {
+            char.meseta = amount as u32;
+        }
+        Ok(())
+    }
 }

src/entity/gateway/postgres/postgres.rs

@@ -597,4 +597,13 @@ impl EntityGateway for PostgresGateway {
             .await?;
         Ok(())
     }
+
+    async fn set_character_meseta(&mut self, char_id: &CharacterEntityId, amount: usize) -> Result<(), GatewayError> {
+        sqlx::query(r#"update player_character set meseta=$2 where id = $1"#)
+            .bind(char_id.0)
+            .bind(amount as i32)
+            .execute(&self.pool)
+            .await?;
+        Ok(())
+    }
 }