Struct TransferService 

pub struct TransferService<'a> { /* private fields */ }

Service for managing transfers between accounts

Implementations

impl<'a> TransferService<'a>

pub fn new(storage: &'a Storage) -> Self

Create a new transfer service

pub fn create_transfer( &self, from_account_id: AccountId, to_account_id: AccountId, amount: Money, date: NaiveDate, memo: Option<String>, ) -> EnvelopeResult<TransferResult>

Create a transfer between two accounts

This creates two linked transactions:

• An outflow (negative amount) from the source account
• An inflow (positive amount) to the destination account

pub fn get_linked_transaction( &self, transaction_id: TransactionId, ) -> EnvelopeResult<Option<Transaction>>

Get the linked transaction for a transfer

pub fn update_transfer_amount( &self, transaction_id: TransactionId, new_amount: Money, ) -> EnvelopeResult<TransferResult>

Update a transfer’s amount

This updates both the source and destination transactions to maintain consistency.

pub fn update_transfer_date( &self, transaction_id: TransactionId, new_date: NaiveDate, ) -> EnvelopeResult<TransferResult>

Update a transfer’s date

This updates both the source and destination transactions to maintain consistency.

pub fn delete_transfer( &self, transaction_id: TransactionId, ) -> EnvelopeResult<TransferResult>

Delete a transfer (both transactions)