Files
pezkuwi-subxt/bridges/snowbridge/pallets/outbound-queue/src/api.rs
T
Clara van Staden 2ab3f03f0b Removes Snowbridge parachain directory (#3186)
Removes the `bridges/snowbridge/parachain` directory and moves
everything up to under `snowbridge` directly. We are cleaning up our
local dev env after merging our crates into the polkadot-sdk.

---------

Co-authored-by: claravanstaden <Cats 4 life!>
2024-02-02 17:08:36 +00:00

31 lines
801 B
Rust

// SPDX-License-Identifier: Apache-2.0
// SPDX-FileCopyrightText: 2023 Snowfork <hello@snowfork.com>
//! Helpers for implementing runtime api
use crate::{Config, MessageLeaves};
use frame_support::storage::StorageStreamIter;
use snowbridge_core::outbound::{Message, SendMessage};
use snowbridge_outbound_queue_merkle_tree::{merkle_proof, MerkleProof};
pub fn prove_message<T>(leaf_index: u64) -> Option<MerkleProof>
where
T: Config,
{
if !MessageLeaves::<T>::exists() {
return None
}
let proof =
merkle_proof::<<T as Config>::Hashing, _>(MessageLeaves::<T>::stream_iter(), leaf_index);
Some(proof)
}
pub fn calculate_fee<T>(message: Message) -> Option<T::Balance>
where
T: Config,
{
match crate::Pallet::<T>::validate(&message) {
Ok((_, fees)) => Some(fees.total()),
_ => None,
}
}