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refac: grouped dependency imports #3

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refac: grouped dependency imports #3

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16 changes: 7 additions & 9 deletions src/min_token_sale/token_sale.cairo
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Original file line number Diff line number Diff line change
Expand Up @@ -21,14 +21,10 @@ trait IERC20<TContractState> {

#[starknet::contract]
mod TokenSale {
use starknet::get_caller_address;
use starknet::get_contract_address;
use starknet::ContractAddress;
use starknet::get_block_timestamp;
use starknet::{get_caller_address, get_contract_address, ContractAddress, get_block_timestamp};
use integer::u256_from_felt252;

use super::IERC20DispatcherTrait;
use super::IERC20Dispatcher;
use super::{IERC20DispatcherTrait, IERC20Dispatcher};

const REGPRICE: felt252 = 1000000000000000;
const ICO_DURATION: u64 = 86400_u64;
Expand Down Expand Up @@ -73,7 +69,8 @@ mod TokenSale {
assert(current_time < end_time, 'ICO has ended');
assert(self.is_registered.read(caller) == false, 'already registered user');

IERC20Dispatcher{ contract_address: eth }.transfer_from(caller, this_contract, u256_from_felt252(REGPRICE));
IERC20Dispatcher { contract_address: eth }
.transfer_from(caller, this_contract, u256_from_felt252(REGPRICE));

self.is_registered.write(caller, true);
}
Expand All @@ -92,9 +89,10 @@ mod TokenSale {
assert(self.is_registered.read(address) == true, 'user is not registered');
assert(self.is_claimed.read(address) == false, 'user has already claimed');

IERC20Dispatcher{ contract_address: token }.transfer_from(admin, address, claim_amount);
IERC20Dispatcher { contract_address: token }
.transfer_from(admin, address, claim_amount);

self.is_claimed.write(address, true);
}
}
}
}