reinstate profit loss overview

internal/transformer/analytics_transformer.go

@@ -450,6 +450,7 @@ func ProfitLossAnalyticsContractToModel(req *contract.ProfitLossAnalyticsRequest
 		OutletID:       parseOutletID(req.OutletID),
 		DateFrom:       *dateFrom,
 		DateTo:         *dateTo,
+		GroupBy:        req.GroupBy,
 	}, nil
 }
 
@@ -463,6 +464,40 @@ func ProfitLossAnalyticsModelToContract(resp *models.ProfitLossAnalyticsResponse
 		mainSummary[i] = profitLossSummaryRowModelToContract(row)
 	}
 
+	data := make([]contract.ProfitLossData, len(resp.Data))
+	for i, item := range resp.Data {
+		data[i] = contract.ProfitLossData{
+			Date:              item.Date,
+			Revenue:           item.Revenue,
+			Cost:              item.Cost,
+			GrossProfit:       item.GrossProfit,
+			GrossProfitMargin: item.GrossProfitMargin,
+			Tax:               item.Tax,
+			Discount:          item.Discount,
+			NetProfit:         item.NetProfit,
+			NetProfitMargin:   item.NetProfitMargin,
+			Orders:            item.Orders,
+		}
+	}
+
+	productData := make([]contract.ProductProfitData, len(resp.ProductData))
+	for i, item := range resp.ProductData {
+		productData[i] = contract.ProductProfitData{
+			ProductID:         item.ProductID,
+			ProductName:       item.ProductName,
+			CategoryID:        item.CategoryID,
+			CategoryName:      item.CategoryName,
+			QuantitySold:      item.QuantitySold,
+			Revenue:           item.Revenue,
+			Cost:              item.Cost,
+			GrossProfit:       item.GrossProfit,
+			GrossProfitMargin: item.GrossProfitMargin,
+			AveragePrice:      item.AveragePrice,
+			AverageCost:       item.AverageCost,
+			ProfitPerUnit:     item.ProfitPerUnit,
+		}
+	}
+
 	opsItems := make([]contract.OperationalExpenseItem, len(resp.OperationalExpenses))
 	for i, item := range resp.OperationalExpenses {
 		opsItems[i] = contract.OperationalExpenseItem{
@@ -472,10 +507,26 @@ func ProfitLossAnalyticsModelToContract(resp *models.ProfitLossAnalyticsResponse
 	}
 
 	return &contract.ProfitLossAnalyticsResponse{
-		OrganizationID:           resp.OrganizationID,
-		OutletID:                 resp.OutletID,
-		DateFrom:                 resp.DateFrom,
-		DateTo:                   resp.DateTo,
+		OrganizationID: resp.OrganizationID,
+		OutletID:       resp.OutletID,
+		DateFrom:       resp.DateFrom,
+		DateTo:         resp.DateTo,
+		GroupBy:        resp.GroupBy,
+		Summary: contract.ProfitLossSummary{
+			TotalRevenue:       resp.Summary.TotalRevenue,
+			TotalCost:          resp.Summary.TotalCost,
+			GrossProfit:        resp.Summary.GrossProfit,
+			GrossProfitMargin:  resp.Summary.GrossProfitMargin,
+			TotalTax:           resp.Summary.TotalTax,
+			TotalDiscount:      resp.Summary.TotalDiscount,
+			NetProfit:          resp.Summary.NetProfit,
+			NetProfitMargin:    resp.Summary.NetProfitMargin,
+			TotalOrders:        resp.Summary.TotalOrders,
+			AverageProfit:      resp.Summary.AverageProfit,
+			ProfitabilityRatio: resp.Summary.ProfitabilityRatio,
+		},
+		Data:                     data,
+		ProductData:              productData,
 		MainSummary:              mainSummary,
 		OperationalExpenses:      opsItems,
 		OperationalExpensesTotal: resp.OperationalExpensesTotal,

internal/transformer/analytics_transformer_test.go

@@ -84,12 +84,14 @@ func TestProfitLossAnalyticsContractToModelParsesDateRange(t *testing.T) {
 		OutletID:       &outletID,
 		DateFrom:       "01-05-2026",
 		DateTo:         "29-05-2026",
+		GroupBy:        "week",
 	})
 
 	require.NoError(t, err)
 	require.Equal(t, orgID, result.OrganizationID)
 	require.NotNil(t, result.OutletID)
 	require.Equal(t, outletID, result.OutletID.String())
+	require.Equal(t, "week", result.GroupBy)
 
 	location, err := time.LoadLocation("Asia/Jakarta")
 	require.NoError(t, err)
@@ -100,14 +102,53 @@ func TestProfitLossAnalyticsContractToModelParsesDateRange(t *testing.T) {
 func TestProfitLossAnalyticsModelToContractCopiesDateRange(t *testing.T) {
 	dateFrom := time.Date(2026, 5, 1, 0, 0, 0, 0, time.UTC)
 	dateTo := time.Date(2026, 5, 29, 23, 59, 59, int(time.Second-time.Nanosecond), time.UTC)
+	productID := uuid.New()
+	categoryID := uuid.New()
 
 	result := ProfitLossAnalyticsModelToContract(&models.ProfitLossAnalyticsResponse{
 		OrganizationID: uuid.New(),
 		DateFrom:       dateFrom,
 		DateTo:         dateTo,
+		GroupBy:        "month",
+		Summary: models.ProfitLossSummary{
+			TotalRevenue: 1000,
+			NetProfit:    500,
+		},
+		Data: []models.ProfitLossData{
+			{
+				Date:      dateFrom,
+				Revenue:   1000,
+				NetProfit: 500,
+			},
+		},
+		ProductData: []models.ProductProfitData{
+			{
+				ProductID:    productID,
+				ProductName:  "Nasi",
+				CategoryID:   categoryID,
+				CategoryName: "Food",
+				Revenue:      1000,
+				GrossProfit:  500,
+			},
+		},
+		MainSummary: []models.ProfitLossSummaryRow{
+			{
+				ID:           "total_omset",
+				Label:        "TOTAL OMSET",
+				TodayNominal: 1000,
+			},
+		},
 	})
 
 	require.NotNil(t, result)
 	require.Equal(t, dateFrom, result.DateFrom)
 	require.Equal(t, dateTo, result.DateTo)
+	require.Equal(t, "month", result.GroupBy)
+	require.Equal(t, float64(1000), result.Summary.TotalRevenue)
+	require.Len(t, result.Data, 1)
+	require.Equal(t, float64(500), result.Data[0].NetProfit)
+	require.Len(t, result.ProductData, 1)
+	require.Equal(t, productID, result.ProductData[0].ProductID)
+	require.Len(t, result.MainSummary, 1)
+	require.Equal(t, "total_omset", result.MainSummary[0].ID)
 }