feat: add limit owner

internal/processor/analytics_processor_test.go

@@ -18,6 +18,7 @@ type analyticsRepositoryStub struct {
 	purchasingResult        *entities.PurchasingAnalytics
 	purchasingTeam          *entities.PurchaseTeamFilter
 	budgetCutOffWeeks       []*entities.BudgetCutOffWeek
+	parentCategories        []*entities.ProductAnalyticsPerParentCategory
 	profitLossResult        *entities.ProfitLossAnalytics
 	exclusiveSummaryResults []*entities.ExclusiveSummaryAnalytics
 	bankBalances            []entities.ExclusiveSummaryBankBalance
@@ -49,8 +50,8 @@ func (analyticsRepositoryStub) GetProductAnalyticsPerCategory(context.Context, u
 	return nil, nil
 }
 
-func (analyticsRepositoryStub) GetProductAnalyticsPerParentCategory(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time) ([]*entities.ProductAnalyticsPerParentCategory, error) {
-	return nil, nil
+func (s analyticsRepositoryStub) GetProductAnalyticsPerParentCategory(context.Context, uuid.UUID, *uuid.UUID, time.Time, time.Time) ([]*entities.ProductAnalyticsPerParentCategory, error) {
+	return s.parentCategories, nil
 }
 
 func (analyticsRepositoryStub) GetParentCategoryAnalyticsDetail(context.Context, uuid.UUID, *uuid.UUID, uuid.UUID, time.Time, time.Time) (*entities.ParentCategoryAnalyticsDetail, error) {
@@ -604,3 +605,60 @@ func TestPaymentMethodAnalytics_EnakPointIsNotCashIn(t *testing.T) {
 	assert.Zero(t, byType["point"].Percentage)
 	assert.Equal(t, int64(30000), byType["point"].PointsUsed)
 }
+
+// A parent category with its own owner fee percent moves the owner limit away from the
+// default share, while purchase and team stay on the default split of revenue.
+func TestAnalyticsProcessorParentCategoryUsesOwnerFeePercent(t *testing.T) {
+	monday := time.Date(2026, 9, 28, 0, 0, 0, 0, time.UTC)
+	processor := NewAnalyticsProcessorImpl(&analyticsRepositoryStub{
+		parentCategories: []*entities.ProductAnalyticsPerParentCategory{
+			{ParentCategoryName: "Food", OwnerFeePercent: constants.BudgetLimitOwnerPercent, TotalRevenue: 1000},
+			{ParentCategoryName: "Drink", OwnerFeePercent: 35, TotalRevenue: 2000},
+		},
+		budgetCutOffWeeks: []*entities.BudgetCutOffWeek{
+			// 1000 at the default 20% plus 2000 at 35%
+			{WeekStart: monday, Revenue: 3000, OrderCount: 4, SDL: 900},
+		},
+	}, expenseRepositoryStub{})
+
+	result, err := processor.GetProductAnalyticsPerParentCategory(context.Background(), &models.ProductAnalyticsPerParentCategoryRequest{
+		OrganizationID: uuid.New(),
+		DateFrom:       monday,
+		DateTo:         monday.AddDate(0, 0, 6),
+	})
+
+	require.NoError(t, err)
+	require.Len(t, result.Data, 2)
+	require.Equal(t, float64(20), result.Data[0].OwnerFeePercent)
+	require.Equal(t, float64(200), result.Data[0].SDL)
+	require.Equal(t, float64(35), result.Data[1].OwnerFeePercent)
+	require.Equal(t, float64(700), result.Data[1].SDL)
+
+	require.Len(t, result.Budget.Weekly, 1)
+	require.Equal(t, float64(900), result.Budget.Weekly[0].SDL)
+	require.Equal(t, float64(1800), result.Budget.Weekly[0].LimitPurchase)
+	require.Equal(t, float64(600), result.Budget.Weekly[0].LimitTeam)
+	require.Len(t, result.Budget.Monthly, 1)
+	require.Equal(t, float64(900), result.Budget.Monthly[0].SDL)
+	require.Equal(t, float64(900), result.Budget.Total.SDL)
+}
+
+// A product sold at several outlet prices comes back as several rows, which must be
+// added up before the best seller is picked.
+func TestTopProductByRevenueAddsUpRowsOfTheSameProduct(t *testing.T) {
+	split, single := uuid.New(), uuid.New()
+
+	top := topProductByRevenue([]*entities.ProductAnalytics{
+		{ProductID: single, ProductName: "Es Teh", QuantitySold: 5, Revenue: 500},
+		{ProductID: split, ProductName: "Nasi Goreng", QuantitySold: 2, Revenue: 300},
+		{ProductID: split, ProductName: "Nasi Goreng", QuantitySold: 2, Revenue: 300},
+	})
+
+	require.NotNil(t, top)
+	require.Equal(t, split, top.ProductID)
+	require.Equal(t, "Nasi Goreng", top.ProductName)
+	require.Equal(t, int64(4), top.QuantitySold)
+	require.Equal(t, float64(600), top.Revenue)
+
+	require.Nil(t, topProductByRevenue(nil))
+}