32 lines
1,009 B
Rust
32 lines
1,009 B
Rust
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use web3::contract::{Contract, Options};
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use crate::config::Config;
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use super::api::connect;
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use super::nft::{MANAGER, load_abi, EthereumError};
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use super::utils::parse_address;
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pub async fn is_allowed_user(
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config: &Config,
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user_address: &str,
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) -> Result<bool, EthereumError> {
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let json_rpc_url = config.ethereum_json_rpc_url.as_ref()
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.ok_or(EthereumError::ImproperlyConfigured)?;
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let web3 = connect(json_rpc_url)?;
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let ethereum_config = config.ethereum_contract.as_ref()
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.ok_or(EthereumError::ImproperlyConfigured)?;
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let manager_abi = load_abi(&config.contract_dir, MANAGER)?;
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let manager_address = parse_address(ðereum_config.address)?;
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let manager = Contract::from_json(
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web3.eth(),
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manager_address,
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&manager_abi,
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)?;
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let user_address = parse_address(user_address)?;
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let result: bool = manager.query(
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"isAllowedUser", (user_address,),
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None, Options::default(), None,
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).await?;
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Ok(result)
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}
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