jacob1123/budgeteer
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Calculate overspent for last month

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This commit is contained in:
Jan Bader 2022-04-23 20:12:05 +00:00
parent b812b19b34
commit a48509e041
1 changed files with 11 additions and 6 deletions
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17
server/budgeting.go
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@ -66,16 +66,17 @@ func (h *Handler) getBudgetingViewForMonth(ctx context.Context, budget postgres.
return BudgetingForMonthResponse{}, fmt.Errorf("error loading balances: %w", err) return BudgetingForMonthResponse{}, fmt.Errorf("error loading balances: %w", err)
} }
categoriesWithBalance, moneyUsed := h.calculateBalances(budget, month, categories, cumultativeBalances) categoriesWithBalance, moneyUsed, overspentLastMonth := h.calculateBalances(budget, month, categories, cumultativeBalances)
availableBalance := h.getAvailableBalance(budget, month, moneyUsed, cumultativeBalances) availableBalance := h.getAvailableBalance(budget, month, moneyUsed, cumultativeBalances)
data := BudgetingForMonthResponse{categoriesWithBalance, availableBalance} data := BudgetingForMonthResponse{categoriesWithBalance, availableBalance, overspentLastMonth}
return data, nil return data, nil
} }
type BudgetingForMonthResponse struct { type BudgetingForMonthResponse struct {
Categories []CategoryWithBalance Categories []CategoryWithBalance
AvailableBalance numeric.Numeric AvailableBalance numeric.Numeric
OverspentLastMonth numeric.Numeric
} }
func (*Handler) getAvailableBalance(budget postgres.Budget, month Month, func (*Handler) getAvailableBalance(budget postgres.Budget, month Month,
@ -135,10 +136,11 @@ func (h *Handler) getBudget(c *gin.Context, budgetUUID uuid.UUID) {
func (h *Handler) calculateBalances(budget postgres.Budget, month Month, func (h *Handler) calculateBalances(budget postgres.Budget, month Month,
categories []postgres.GetCategoriesRow, cumultativeBalances []postgres.GetCumultativeBalancesRow, categories []postgres.GetCategoriesRow, cumultativeBalances []postgres.GetCumultativeBalancesRow,
) ([]CategoryWithBalance, numeric.Numeric) { ) ([]CategoryWithBalance, numeric.Numeric, numeric.Numeric) {
categoriesWithBalance := []CategoryWithBalance{} categoriesWithBalance := []CategoryWithBalance{}
moneyUsed := numeric.Zero() moneyUsed := numeric.Zero()
overspentLastMonth := numeric.Zero()
categories = append(categories, postgres.GetCategoriesRow{ categories = append(categories, postgres.GetCategoriesRow{
Group: "Income", Group: "Income",
Name: "No Category", Name: "No Category",
@ -172,6 +174,9 @@ func (h *Handler) calculateBalances(budget postgres.Budget, month Month,
categoryWithBalance.AvailableLastMonth.AddI(bal.Transactions) categoryWithBalance.AvailableLastMonth.AddI(bal.Transactions)
if !categoryWithBalance.AvailableLastMonth.IsPositive() { if !categoryWithBalance.AvailableLastMonth.IsPositive() {
moneyUsed.AddI(categoryWithBalance.AvailableLastMonth) moneyUsed.AddI(categoryWithBalance.AvailableLastMonth)
if month.Previous().InPresent(bal.Date) {
overspentLastMonth.AddI(categoryWithBalance.AvailableLastMonth)
}
categoryWithBalance.AvailableLastMonth = numeric.Zero() categoryWithBalance.AvailableLastMonth = numeric.Zero()
} }
} }
@ -179,5 +184,5 @@ func (h *Handler) calculateBalances(budget postgres.Budget, month Month,
categoriesWithBalance = append(categoriesWithBalance, categoryWithBalance) categoriesWithBalance = append(categoriesWithBalance, categoryWithBalance)
} }
return categoriesWithBalance, moneyUsed return categoriesWithBalance, moneyUsed, overspentLastMonth
} }