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40 lines
1.0 KiB
40 lines
1.0 KiB
3 years ago
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use crate::{
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bitcoin::Wallet,
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database::{Database, Swap},
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execution_params::ExecutionParams,
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protocol::bob::BobState,
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};
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use anyhow::Result;
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use std::sync::Arc;
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use uuid::Uuid;
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#[derive(thiserror::Error, Debug, Clone, Copy)]
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#[error("Cannot refund because swap {0} was not cancelled yet. Make sure to cancel the swap before trying to refund.")]
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pub struct SwapNotCancelledYet(Uuid);
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pub async fn refund(
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swap_id: Uuid,
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state: BobState,
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execution_params: ExecutionParams,
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bitcoin_wallet: Arc<Wallet>,
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db: Database,
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) -> Result<Result<BobState, SwapNotCancelledYet>> {
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let state4 = match state {
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BobState::BtcCancelled(state4) => state4,
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_ => {
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return Ok(Err(SwapNotCancelledYet(swap_id)));
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}
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};
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state4
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.refund_btc(bitcoin_wallet.as_ref(), execution_params)
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.await?;
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let state = BobState::BtcRefunded(state4);
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let db_state = state.clone().into();
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db.insert_latest_state(swap_id, Swap::Bob(db_state)).await?;
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Ok(Ok(state))
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}
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