Removed mixnet contract migration

contracts/mixnet/src/contract.rs

@@ -443,62 +443,9 @@ pub fn query(deps: Deps<'_>, env: Env, msg: QueryMsg) -> Result<QueryResponse, C
     Ok(query_res?)
 }
 
-fn update_epoch_duration(deps: DepsMut<'_>) -> Result<(), ContractError> {
-    let mut epoch = crate::interval::storage::current_epoch(deps.storage)?;
-    epoch.update_duration(600);
-    crate::interval::storage::save_epoch(deps.storage, &epoch)?;
-
-    Ok(())
-}
-
-fn _migrate_contract_state_params(deps: DepsMut<'_>) -> Result<(), ContractError> {
-    use crate::mixnet_contract_settings::storage::CONTRACT_STATE;
-    use cw_storage_plus::Item;
-    use serde::{Deserialize, Serialize};
-
-    #[derive(Serialize, Deserialize)]
-    struct OldContractState {
-        pub owner: Addr,
-        pub rewarding_validator_address: Addr,
-        pub params: OldContractStateParams,
-    }
-
-    #[derive(Serialize, Deserialize)]
-    struct OldContractStateParams {
-        pub minimum_mixnode_pledge: Uint128,
-        pub minimum_gateway_pledge: Uint128,
-        pub mixnode_rewarded_set_size: u32,
-        pub mixnode_active_set_size: u32,
-    }
-
-    const OLD_CONTRACT_STATE: Item<'_, OldContractState> = Item::new("config");
-
-    let old_contract_state = OLD_CONTRACT_STATE.load(deps.storage)?;
-
-    let old_params = old_contract_state.params;
-
-    let new_params = ContractStateParams {
-        minimum_mixnode_pledge: old_params.minimum_mixnode_pledge,
-        minimum_gateway_pledge: old_params.minimum_gateway_pledge,
-        mixnode_rewarded_set_size: old_params.mixnode_rewarded_set_size,
-        mixnode_active_set_size: old_params.mixnode_active_set_size,
-        staking_supply: INITIAL_STAKING_SUPPLY,
-    };
-
-    let new_contract_state = ContractState {
-        owner: old_contract_state.owner,
-        rewarding_validator_address: old_contract_state.rewarding_validator_address,
-        params: new_params,
-    };
-
-    CONTRACT_STATE.save(deps.storage, &new_contract_state)?;
-
-    Ok(())
-}
 
 #[entry_point]
-pub fn migrate(deps: DepsMut<'_>, _env: Env, _msg: MigrateMsg) -> Result<Response, ContractError> {
-    update_epoch_duration(deps)?;
+pub fn migrate(_deps: DepsMut<'_>, _env: Env, _msg: MigrateMsg) -> Result<Response, ContractError> {
     Ok(Default::default())
 }