method for listing products turnovers

ozon/analytics.go

@@ -219,3 +219,54 @@ func (c Analytics) GetStocksOnWarehouses(ctx context.Context, params *GetStocksO
 
 	return resp, nil
 }
+
+type GetProductTurnoverParams struct {
+	// Number of values in the response
+	Limit int64 `json:"limit"`
+
+	// Number of elements to skip in the response.
+	//
+	// For example, if offset = 10, the response starts with the 11th element found
+	Offset int32 `json:"offset"`
+
+	// Product identifiers in the Ozon system, SKU
+	SKU []string `json:"sku"`
+}
+
+type GetProductTurnoverResponse struct {
+	core.CommonResponse
+
+	// Products
+	Items []ProductTurnoverItem `json:"items"`
+}
+
+type ProductTurnoverItem struct {
+	// Average daily number of product items sold over the last 60 days
+	Ads float64 `json:"ads"`
+
+	// Product stock, pcs
+	CurrentStock int64 `json:"current_stock"`
+
+	// Number of days the stock will last based on your average daily sales
+	IDC float64 `json:"idc"`
+
+	// Product stock level
+	IDCGrade string `json:"idc_grade"`
+}
+
+// Use the method to get the product turnover rate and the number of days the current stock will last.
+//
+// If you request a list of products by sku, the limit and offset parameters are optional.
+func (c Analytics) GetProductTurnover(ctx context.Context, params *GetProductTurnoverParams) (*GetProductTurnoverResponse, error) {
+	url := "/v1/analytics/turnover/stocks"
+
+	resp := &GetProductTurnoverResponse{}
+
+	response, err := c.client.Request(ctx, http.MethodPost, url, params, resp, nil)
+	if err != nil {
+		return nil, err
+	}
+	response.CopyCommonResponse(&resp.CommonResponse)
+
+	return resp, nil
+}

ozon/analytics_test.go

@@ -145,3 +145,67 @@ func TestGetStocksOnWarehouses(t *testing.T) {
 		}
 	}
 }
+
+func TestGetProductTurnover(t *testing.T) {
+	t.Parallel()
+
+	tests := []struct {
+		statusCode int
+		headers    map[string]string
+		params     *GetProductTurnoverParams
+		response   string
+	}{
+		// Test Ok
+		{
+			http.StatusOK,
+			map[string]string{"Client-Id": "my-client-id", "Api-Key": "my-api-key"},
+			&GetProductTurnoverParams{
+				Limit: 1,
+				SKU:   []string{"string"},
+			},
+			`{
+				"items": [
+				  {
+					"ads": 0,
+					"current_stock": 0,
+					"idc": 0,
+					"idc_grade": "GRADES_NONE"
+				  }
+				]
+			}`,
+		},
+		// Test No Client-Id or Api-Key
+		{
+			http.StatusUnauthorized,
+			map[string]string{},
+			&GetProductTurnoverParams{},
+			`{
+				"code": 16,
+				"message": "Client-Id and Api-Key headers are required"
+			}`,
+		},
+	}
+
+	for _, test := range tests {
+		c := NewMockClient(core.NewMockHttpHandler(test.statusCode, test.response, test.headers))
+
+		ctx, _ := context.WithTimeout(context.Background(), testTimeout)
+		resp, err := c.Analytics().GetProductTurnover(ctx, test.params)
+		if err != nil {
+			t.Error(err)
+			continue
+		}
+
+		compareJsonResponse(t, test.response, &GetProductTurnoverResponse{})
+
+		if resp.StatusCode != test.statusCode {
+			t.Errorf("got wrong status code: got: %d, expected: %d", resp.StatusCode, test.statusCode)
+		}
+
+		if resp.StatusCode == http.StatusOK {
+			if len(resp.Items) > int(test.params.Limit) {
+				t.Errorf("Length of items is bigger than limit")
+			}
+		}
+	}
+}