internal/contract/analytics_contract.go

@@ -329,6 +329,9 @@ type ParentCategoryAnalyticsDetailSummary struct {
 type ParentCategoryAnalyticsDetailData struct {
 	CategoryID            uuid.UUID                            `json:"category_id"`
 	CategoryName          string                               `json:"category_name"`
+	OwnerFeePercent       float64                              `json:"owner_fee_percent"`
+	SDL                   float64                              `json:"sdl"`
+	TopProduct            *ParentCategoryTopProduct            `json:"top_product"`
 	TotalRevenue          float64                              `json:"total_revenue"`
 	TotalQuantity         int64                                `json:"total_quantity"`
 	ProductCount          int64                                `json:"product_count"`

internal/models/analytics.go

@@ -369,6 +369,9 @@ type ParentCategoryAnalyticsDetailSummary struct {
 type ParentCategoryAnalyticsDetailData struct {
 	CategoryID            uuid.UUID                            `json:"category_id"`
 	CategoryName          string                               `json:"category_name"`
+	OwnerFeePercent       float64                              `json:"owner_fee_percent"`
+	SDL                   float64                              `json:"sdl"`
+	TopProduct            *ParentCategoryTopProduct            `json:"top_product"`
 	TotalRevenue          float64                              `json:"total_revenue"`
 	TotalQuantity         int64                                `json:"total_quantity"`
 	ProductCount          int64                                `json:"product_count"`

internal/processor/analytics_processor.go

@@ -469,7 +469,9 @@ func (p *AnalyticsProcessorImpl) GetParentCategoryAnalyticsDetail(ctx context.Co
 
 	// Bucket the product rows by the category they belong to
 	productsByCategory := make(map[uuid.UUID][]models.ParentCategoryAnalyticsProductData)
+	productRowsByCategory := make(map[uuid.UUID][]*entities.ProductAnalytics)
 	for _, product := range detail.Products {
+		productRowsByCategory[product.CategoryID] = append(productRowsByCategory[product.CategoryID], product)
 		productsByCategory[product.CategoryID] = append(productsByCategory[product.CategoryID], models.ParentCategoryAnalyticsProductData{
 			ProductID:               product.ProductID,
 			ProductName:             product.ProductName,
@@ -489,6 +491,12 @@ func (p *AnalyticsProcessorImpl) GetParentCategoryAnalyticsDetail(ctx context.Co
 		})
 	}
 
+	// Sub-categories take the owner fee of the parent category they sit under
+	var ownerFeePercent float64
+	if detail.Summary != nil {
+		ownerFeePercent = detail.Summary.OwnerFeePercent
+	}
+
 	categories := make([]models.ParentCategoryAnalyticsDetailData, 0, len(detail.Categories))
 	for _, category := range detail.Categories {
 		products := productsByCategory[category.CategoryID]
@@ -499,6 +507,9 @@ func (p *AnalyticsProcessorImpl) GetParentCategoryAnalyticsDetail(ctx context.Co
 		categories = append(categories, models.ParentCategoryAnalyticsDetailData{
 			CategoryID:            category.CategoryID,
 			CategoryName:          category.CategoryName,
+			OwnerFeePercent:       ownerFeePercent,
+			SDL:                   category.TotalRevenue * ownerFeePercent / 100,
+			TopProduct:            topProductByRevenue(productRowsByCategory[category.CategoryID]),
 			TotalRevenue:          category.TotalRevenue,
 			TotalQuantity:         category.TotalQuantity,
 			ProductCount:          category.ProductCount,

internal/transformer/analytics_transformer.go

@@ -544,6 +544,9 @@ func ParentCategoryAnalyticsDetailModelToContract(resp *models.ParentCategoryAna
 		categories = append(categories, contract.ParentCategoryAnalyticsDetailData{
 			CategoryID:            category.CategoryID,
 			CategoryName:          category.CategoryName,
+			OwnerFeePercent:       category.OwnerFeePercent,
+			SDL:                   category.SDL,
+			TopProduct:            parentCategoryTopProductModelToContract(category.TopProduct),
 			TotalRevenue:          category.TotalRevenue,
 			TotalQuantity:         category.TotalQuantity,
 			ProductCount:          category.ProductCount,