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queries.rs
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queries.rs
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use crate::bindings::query::{
NeutronQuery, QueryRegisteredQueryResponse, QueryRegisteredQueryResultResponse,
};
use crate::interchain_queries::types::{
Balances, Delegations, FeePool, GovernmentProposal, KVReconstruct, QueryType, StakingValidator,
TotalSupply,
};
use crate::{NeutronError, NeutronResult};
use cosmwasm_std::{Deps, Env};
use schemars::JsonSchema;
use serde::{Deserialize, Serialize};
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct BalanceResponse {
pub balances: Balances,
pub last_submitted_local_height: u64,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct TotalSupplyResponse {
pub supply: TotalSupply,
pub last_submitted_local_height: u64,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct FeePoolResponse {
pub pool: FeePool,
pub last_submitted_local_height: u64,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct ValidatorResponse {
pub validator: StakingValidator,
pub last_submitted_local_height: u64,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct ProposalResponse {
pub proposals: GovernmentProposal,
pub last_submitted_local_height: u64,
}
#[derive(Serialize, Deserialize, Clone, Debug, PartialEq, Eq, JsonSchema)]
#[serde(rename_all = "snake_case")]
pub struct DelegatorDelegationsResponse {
pub delegations: Vec<cosmwasm_std::Delegation>,
pub last_submitted_local_height: u64,
}
/// Checks **actual** query type is **expected** query type
pub fn check_query_type(actual: QueryType, expected: QueryType) -> NeutronResult<()> {
if actual != expected {
return Err(NeutronError::InvalidQueryType {
query_type: actual.into(),
});
}
Ok(())
}
/// Queries registered query info
pub fn get_registered_query(
deps: Deps<NeutronQuery>,
interchain_query_id: u64,
) -> NeutronResult<QueryRegisteredQueryResponse> {
let query = NeutronQuery::RegisteredInterchainQuery {
query_id: interchain_query_id,
};
let res: QueryRegisteredQueryResponse = deps.querier.query(&query.into())?;
Ok(res)
}
/// Queries interchain query result (raw KV storage values or transactions) from Interchain Queries Module
fn get_interchain_query_result(
deps: Deps<NeutronQuery>,
interchain_query_id: u64,
) -> NeutronResult<QueryRegisteredQueryResultResponse> {
let interchain_query = NeutronQuery::InterchainQueryResult {
query_id: interchain_query_id,
};
let res = deps.querier.query(&interchain_query.into())?;
Ok(res)
}
/// Reads submitted raw KV values for Interchain Query with **query_id** from the storage and reconstructs the result
pub fn query_kv_result<T: KVReconstruct>(
deps: Deps<NeutronQuery>,
query_id: u64,
) -> NeutronResult<T> {
let registered_query_result = get_interchain_query_result(deps, query_id)?;
KVReconstruct::reconstruct(®istered_query_result.result.kv_results)
}
/// Returns balance of account on remote chain for particular denom
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_balance(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<BalanceResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let balances: Balances = query_kv_result(deps, registered_query_id)?;
Ok(BalanceResponse {
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
balances,
})
}
/// Returns bank total supply on remote chain for particular denom
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_bank_total(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<TotalSupplyResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let total_supply: TotalSupply = query_kv_result(deps, registered_query_id)?;
Ok(TotalSupplyResponse {
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
supply: total_supply,
})
}
/// Returns distribution fee pool on remote chain
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_distribution_fee_pool(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<FeePoolResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let fee_pool: FeePool = query_kv_result(deps, registered_query_id)?;
Ok(FeePoolResponse {
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
pool: fee_pool,
})
}
/// Returns staking validator from remote chain
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_staking_validators(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<ValidatorResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let validator: StakingValidator = query_kv_result(deps, registered_query_id)?;
Ok(ValidatorResponse {
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
validator,
})
}
/// Returns list of government proposals on the remote chain
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_government_proposals(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<ProposalResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let proposals: GovernmentProposal = query_kv_result(deps, registered_query_id)?;
Ok(ProposalResponse {
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
proposals,
})
}
/// Returns delegations of particular delegator on remote chain
/// * ***registered_query_id*** is an identifier of the corresponding registered interchain query
pub fn query_delegations(
deps: Deps<NeutronQuery>,
_env: Env,
registered_query_id: u64,
) -> NeutronResult<DelegatorDelegationsResponse> {
let registered_query = get_registered_query(deps, registered_query_id)?;
check_query_type(registered_query.registered_query.query_type, QueryType::KV)?;
let delegations: Delegations = query_kv_result(deps, registered_query_id)?;
Ok(DelegatorDelegationsResponse {
delegations: delegations.delegations,
last_submitted_local_height: registered_query
.registered_query
.last_submitted_result_local_height,
})
}