juancwu/budgit
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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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51
internal/service/recurring_receipt.go
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@ -8,6 +8,7 @@ import (
"git.juancwu.dev/juancwu/budgit/internal/model"
"git.juancwu.dev/juancwu/budgit/internal/repository"
"github.com/google/uuid"
"github.com/shopspring/decimal"
)
type CreateRecurringReceiptDTO struct {
@ -15,7 +16,7 @@ type CreateRecurringReceiptDTO struct {
SpaceID string
UserID string
Description string
TotalAmount int
TotalAmount decimal.Decimal
Frequency model.Frequency
StartDate time.Time
EndDate *time.Time
@ -25,7 +26,7 @@ type CreateRecurringReceiptDTO struct {
type UpdateRecurringReceiptDTO struct {
ID string
Description string
TotalAmount int
TotalAmount decimal.Decimal
Frequency model.Frequency
StartDate time.Time
EndDate *time.Time
@ -57,36 +58,36 @@ func NewRecurringReceiptService(
}
func (s *RecurringReceiptService) CreateRecurringReceipt(dto CreateRecurringReceiptDTO) (*model.RecurringReceiptWithSources, error) {
if dto.TotalAmount <= 0 {
if dto.TotalAmount.LessThanOrEqual(decimal.Zero) {
return nil, fmt.Errorf("amount must be positive")
}
if len(dto.FundingSources) == 0 {
return nil, fmt.Errorf("at least one funding source is required")
}
var sum int
sum := decimal.Zero
for _, src := range dto.FundingSources {
sum += src.Amount
sum = sum.Add(src.Amount)
}
if sum != dto.TotalAmount {
if !sum.Equal(dto.TotalAmount) {
return nil, fmt.Errorf("funding source amounts must equal total amount")
}
now := time.Now()
rr := &model.RecurringReceipt{
ID: uuid.NewString(),
LoanID: dto.LoanID,
SpaceID: dto.SpaceID,
Description: dto.Description,
TotalAmountCents: dto.TotalAmount,
Frequency: dto.Frequency,
StartDate: dto.StartDate,
EndDate: dto.EndDate,
NextOccurrence: dto.StartDate,
IsActive: true,
CreatedBy: dto.UserID,
CreatedAt: now,
UpdatedAt: now,
ID: uuid.NewString(),
LoanID: dto.LoanID,
SpaceID: dto.SpaceID,
Description: dto.Description,
TotalAmount: dto.TotalAmount,
Frequency: dto.Frequency,
StartDate: dto.StartDate,
EndDate: dto.EndDate,
NextOccurrence: dto.StartDate,
IsActive: true,
CreatedBy: dto.UserID,
CreatedAt: now,
UpdatedAt: now,
}
sources := make([]model.RecurringReceiptSource, len(dto.FundingSources))
@ -95,7 +96,7 @@ func (s *RecurringReceiptService) CreateRecurringReceipt(dto CreateRecurringRece
ID: uuid.NewString(),
RecurringReceiptID: rr.ID,
SourceType: src.SourceType,
AmountCents: src.Amount,
Amount: src.Amount,
}
if src.SourceType == model.FundingSourceAccount {
acctID := src.AccountID
@ -142,7 +143,7 @@ func (s *RecurringReceiptService) GetRecurringReceiptsWithSourcesForLoan(loanID
}
func (s *RecurringReceiptService) UpdateRecurringReceipt(dto UpdateRecurringReceiptDTO) (*model.RecurringReceipt, error) {
if dto.TotalAmount <= 0 {
if dto.TotalAmount.LessThanOrEqual(decimal.Zero) {
return nil, fmt.Errorf("amount must be positive")
}
@ -152,7 +153,7 @@ func (s *RecurringReceiptService) UpdateRecurringReceipt(dto UpdateRecurringRece
}
existing.Description = dto.Description
existing.TotalAmountCents = dto.TotalAmount
existing.TotalAmount = dto.TotalAmount
existing.Frequency = dto.Frequency
existing.StartDate = dto.StartDate
existing.EndDate = dto.EndDate
@ -168,7 +169,7 @@ func (s *RecurringReceiptService) UpdateRecurringReceipt(dto UpdateRecurringRece
ID: uuid.NewString(),
RecurringReceiptID: existing.ID,
SourceType: src.SourceType,
AmountCents: src.Amount,
Amount: src.Amount,
}
if src.SourceType == model.FundingSourceAccount {
acctID := src.AccountID
@ -262,7 +263,7 @@ func (s *RecurringReceiptService) processRecurrence(rr *model.RecurringReceipt,
fundingSources[i] = FundingSourceDTO{
SourceType: src.SourceType,
AccountID: accountID,
Amount: src.AmountCents,
Amount: src.Amount,
}
}
@ -272,7 +273,7 @@ func (s *RecurringReceiptService) processRecurrence(rr *model.RecurringReceipt,
SpaceID: rr.SpaceID,
UserID: rr.CreatedBy,
Description: rr.Description,
TotalAmount: rr.TotalAmountCents,
TotalAmount: rr.TotalAmount,
Date: rr.NextOccurrence,
FundingSources: fundingSources,
RecurringReceiptID: &rrID,