feat(sort_obligations): Add sorting of obligations by topic

Signed-off-by: deo002 <[email protected]>

Author: deo002

cmd/laas/docs/docs.go

@@ -951,6 +951,17 @@ const docTemplate = `{
                         "description": "Number of records per page",
                         "name": "limit",
                         "in": "query"
+                    },
+                    {
+                        "enum": [
+                            "asc",
+                            "desc"
+                        ],
+                        "type": "string",
+                        "default": "asc",
+                        "description": "Asc or desc ordering",
+                        "name": "order_by",
+                        "in": "query"
                     }
                 ],
                 "responses": {

cmd/laas/docs/swagger.json

@@ -944,6 +944,17 @@
                         "description": "Number of records per page",
                         "name": "limit",
                         "in": "query"
+                    },
+                    {
+                        "enum": [
+                            "asc",
+                            "desc"
+                        ],
+                        "type": "string",
+                        "default": "asc",
+                        "description": "Asc or desc ordering",
+                        "name": "order_by",
+                        "in": "query"
                     }
                 ],
                 "responses": {

cmd/laas/docs/swagger.yaml

@@ -1360,6 +1360,14 @@ paths:
         in: query
         name: limit
         type: integer
+      - default: asc
+        description: Asc or desc ordering
+        enum:
+        - asc
+        - desc
+        in: query
+        name: order_by
+        type: string
       produces:
       - application/json
       responses:

pkg/api/obligations.go

@@ -34,11 +34,12 @@ import (
 //	@Tags			Obligations
 //	@Accept			json
 //	@Produce		json
-//	@Param			active	query		bool	true	"Active obligation only"
-//	@Param			page	query		int		false	"Page number"
-//	@Param			limit	query		int		false	"Number of records per page"
-//	@Success		200		{object}	models.ObligationResponse
-//	@Failure		404		{object}	models.LicenseError	"No obligations in DB"
+//	@Param			active		query		bool	true	"Active obligation only"
+//	@Param			page		query		int		false	"Page number"
+//	@Param			limit		query		int		false	"Number of records per page"
+//	@Param			order_by	query		string	false	"Asc or desc ordering"	Enums(asc, desc)	default(asc)
+//	@Success		200			{object}	models.ObligationResponse
+//	@Failure		404			{object}	models.LicenseError	"No obligations in DB"
 //	@Router			/obligations [get]
 func GetAllObligation(c *gin.Context) {
 	var obligations []models.Obligation
@@ -64,6 +65,15 @@ func GetAllObligation(c *gin.Context) {
 
 	_ = utils.PreparePaginateResponse(c, query, &models.ObligationResponse{})
 
+	orderBy := c.Query("order_by")
+	queryOrderString := "topic"
+
+	if orderBy != "" && orderBy == "desc" {
+		queryOrderString += " desc"
+	}
+
+	query.Order(queryOrderString)
+
 	if err = query.Find(&obligations).Error; err != nil {
 		er := models.LicenseError{
 			Status:    http.StatusInternalServerError,