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chore: replace int amount_cents for string storage and decimal pkg

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juancwu 2026-03-14 14:43:39 -04:00
commit c8a1eb5b7a
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45 changed files with 706 additions and 587 deletions
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23
internal/repository/money_account.go
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@ -7,6 +7,7 @@ import (
"git.juancwu.dev/juancwu/budgit/internal/model"
"github.com/jmoiron/sqlx"
"github.com/shopspring/decimal"
)
var (
@ -25,8 +26,8 @@ type MoneyAccountRepository interface {
GetTransfersByAccountID(accountID string) ([]*model.AccountTransfer, error)
DeleteTransfer(id string) error
GetAccountBalance(accountID string) (int, error)
GetTotalAllocatedForSpace(spaceID string) (int, error)
GetAccountBalance(accountID string) (decimal.Decimal, error)
GetTotalAllocatedForSpace(spaceID string) (decimal.Decimal, error)
GetTransfersBySpaceIDPaginated(spaceID string, limit, offset int) ([]*model.AccountTransferWithAccount, error)
CountTransfersBySpaceID(spaceID string) (int, error)
@ -94,8 +95,8 @@ func (r *moneyAccountRepository) Delete(id string) error {
}
func (r *moneyAccountRepository) CreateTransfer(transfer *model.AccountTransfer) error {
query := `INSERT INTO account_transfers (id, account_id, amount_cents, direction, note, recurring_deposit_id, created_by, created_at) VALUES ($1, $2, $3, $4, $5, $6, $7, $8);`
_, err := r.db.Exec(query, transfer.ID, transfer.AccountID, transfer.AmountCents, transfer.Direction, transfer.Note, transfer.RecurringDepositID, transfer.CreatedBy, transfer.CreatedAt)
query := `INSERT INTO account_transfers (id, account_id, amount, direction, note, recurring_deposit_id, created_by, created_at, amount_cents) VALUES ($1, $2, $3, $4, $5, $6, $7, $8, 0);`
_, err := r.db.Exec(query, transfer.ID, transfer.AccountID, transfer.Amount, transfer.Direction, transfer.Note, transfer.RecurringDepositID, transfer.CreatedBy, transfer.CreatedAt)
return err
}
@ -122,16 +123,16 @@ func (r *moneyAccountRepository) DeleteTransfer(id string) error {
return err
}
func (r *moneyAccountRepository) GetAccountBalance(accountID string) (int, error) {
var balance int
query := `SELECT COALESCE(SUM(CASE WHEN direction = 'deposit' THEN amount_cents ELSE -amount_cents END), 0) FROM account_transfers WHERE account_id = $1;`
func (r *moneyAccountRepository) GetAccountBalance(accountID string) (decimal.Decimal, error) {
var balance decimal.Decimal
query := `SELECT COALESCE(SUM(CASE WHEN direction = 'deposit' THEN CAST(amount AS DECIMAL) ELSE -CAST(amount AS DECIMAL) END), 0) FROM account_transfers WHERE account_id = $1;`
err := r.db.Get(&balance, query, accountID)
return balance, err
}
func (r *moneyAccountRepository) GetTotalAllocatedForSpace(spaceID string) (int, error) {
var total int
query := `SELECT COALESCE(SUM(CASE WHEN t.direction = 'deposit' THEN t.amount_cents ELSE -t.amount_cents END), 0)
func (r *moneyAccountRepository) GetTotalAllocatedForSpace(spaceID string) (decimal.Decimal, error) {
var total decimal.Decimal
query := `SELECT COALESCE(SUM(CASE WHEN t.direction = 'deposit' THEN CAST(t.amount AS DECIMAL) ELSE -CAST(t.amount AS DECIMAL) END), 0)
FROM account_transfers t
JOIN money_accounts a ON t.account_id = a.id
WHERE a.space_id = $1;`
@ -141,7 +142,7 @@ func (r *moneyAccountRepository) GetTotalAllocatedForSpace(spaceID string) (int,
func (r *moneyAccountRepository) GetTransfersBySpaceIDPaginated(spaceID string, limit, offset int) ([]*model.AccountTransferWithAccount, error) {
var transfers []*model.AccountTransferWithAccount
query := `SELECT t.id, t.account_id, t.amount_cents, t.direction, t.note,
query := `SELECT t.id, t.account_id, t.amount, t.direction, t.note,
t.recurring_deposit_id, t.created_by, t.created_at, a.name AS account_name
FROM account_transfers t
JOIN money_accounts a ON t.account_id = a.id