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feat: show report on payment method
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juancwu 2026-03-17 17:04:21 +00:00
commit 047e392ac3
4 changed files with 70 additions and 0 deletions
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21
internal/repository/expense.go
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@ -30,6 +30,7 @@ type ExpenseRepository interface {
GetMonthlySpending(spaceID string, from, to time.Time) ([]*model.MonthlySpending, error)
GetTopExpenses(spaceID string, from, to time.Time, limit int) ([]*model.Expense, error)
GetIncomeVsExpenseSummary(spaceID string, from, to time.Time) (decimal.Decimal, decimal.Decimal, error)
GetExpensesByPaymentMethod(spaceID string, from, to time.Time) ([]*model.PaymentMethodExpenseSummary, error)
}
type expenseRepository struct {
@ -324,3 +325,23 @@ func (r *expenseRepository) GetIncomeVsExpenseSummary(spaceID string, from, to t
}
return income, expenseTotal, nil
}
func (r *expenseRepository) GetExpensesByPaymentMethod(spaceID string, from, to time.Time) ([]*model.PaymentMethodExpenseSummary, error) {
var summaries []*model.PaymentMethodExpenseSummary
query := `
SELECT COALESCE(pm.id, 'cash') as payment_method_id,
COALESCE(pm.name, 'Cash') as payment_method_name,
COALESCE(pm.type, 'cash') as payment_method_type,
SUM(CAST(e.amount AS DECIMAL)) as total_amount
FROM expenses e
LEFT JOIN payment_methods pm ON e.payment_method_id = pm.id
WHERE e.space_id = $1 AND e.type = 'expense' AND e.date >= $2 AND e.date <= $3
GROUP BY pm.id, pm.name, pm.type
ORDER BY total_amount DESC;
`
err := r.db.Select(&summaries, query, spaceID, from, to)
if err != nil {
return nil, err
}
return summaries, nil
}