Add APIs for getAll DeploymentIntents and GetAll GenericPlacemnetIntents

In this patch, implemented two separate routes for getting all
genericPlacemnetIntents and getting all deployment intents.

Issue-ID: MULTICLOUD-1128
Signed-off-by: Rajamohan Raj <rajamohan.raj@intel.com>
Change-Id: I81fadb126752788da7c459aa43896fafa583310e

5 files changed, 145 insertions, 2 deletions

diff --git a/src/orchestrator/api/api.go b/src/orchestrator/api/api.go
index 5f1665ac..097b9ab3 100644
--- a/src/orchestrator/api/api.go
+++ b/src/orchestrator/api/api.go
@@ -128,7 +128,11 @@ func NewRouter(projectClient moduleLib.ProjectManager,
 		client: genericPlacementIntentClient,
 	}
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/generic-placement-intents", genericPlacementIntentHandler.createGenericPlacementIntentHandler).Methods("POST")
+
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/generic-placement-intents/{intent-name}", genericPlacementIntentHandler.getGenericPlacementHandler).Methods("GET")
+
+	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/generic-placement-intents", genericPlacementIntentHandler.getAllGenericPlacementIntentsHandler).Methods("GET")
+
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/generic-placement-intents/{intent-name}", genericPlacementIntentHandler.deleteGenericPlacementHandler).Methods("DELETE")
 
 	//setting routes for AppIntent
@@ -155,6 +159,9 @@ func NewRouter(projectClient moduleLib.ProjectManager,
 	}
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups", deploymentIntentGrpHandler.createDeploymentIntentGroupHandler).Methods("POST")
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups/{deployment-intent-group-name}", deploymentIntentGrpHandler.getDeploymentIntentGroupHandler).Methods("GET")
+
+	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups", deploymentIntentGrpHandler.getAllDeploymentIntentGroupsHandler).Methods("GET")
+
 	router.HandleFunc("/projects/{project-name}/composite-apps/{composite-app-name}/{composite-app-version}/deployment-intent-groups/{deployment-intent-group-name}", deploymentIntentGrpHandler.deleteDeploymentIntentGroupHandler).Methods("DELETE")
 
 	// setting routes for AddingIntents
diff --git a/src/orchestrator/api/deployment_intent_groups_handler.go b/src/orchestrator/api/deployment_intent_groups_handler.go
index 3f5b3969..7620737b 100644
--- a/src/orchestrator/api/deployment_intent_groups_handler.go
+++ b/src/orchestrator/api/deployment_intent_groups_handler.go
@@ -22,6 +22,7 @@ import (
 	"net/http"
 
 	moduleLib "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module"
+	"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/validation"
 
 	"github.com/gorilla/mux"
 )
@@ -116,6 +117,31 @@ func (h deploymentIntentGroupHandler) getDeploymentIntentGroupHandler(w http.Res
 
 }
 
+func (h deploymentIntentGroupHandler) getAllDeploymentIntentGroupsHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	pList := []string{"project-name", "composite-app-name", "composite-app-version"}
+	err := validation.IsValidParameterPresent(vars, pList)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+	}
+	p := vars["project-name"]
+	ca := vars["composite-app-name"]
+	v := vars["composite-app-version"]
+
+	diList, err := h.client.GetAllDeploymentIntentGroups(p, ca, v)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	err = json.NewEncoder(w).Encode(diList)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
+	}
+}
+
 func (h deploymentIntentGroupHandler) deleteDeploymentIntentGroupHandler(w http.ResponseWriter, r *http.Request) {
 	vars := mux.Vars(r)
 
diff --git a/src/orchestrator/api/generic_placement_intent_handler.go b/src/orchestrator/api/generic_placement_intent_handler.go
index e186735c..02dbf0be 100644
--- a/src/orchestrator/api/generic_placement_intent_handler.go
+++ b/src/orchestrator/api/generic_placement_intent_handler.go
@@ -21,6 +21,7 @@ import (
 	"io"
 	"net/http"
 
+	"github.com/onap/multicloud-k8s/src/orchestrator/pkg/infra/validation"
 	moduleLib "github.com/onap/multicloud-k8s/src/orchestrator/pkg/module"
 
 	"github.com/gorilla/mux"
@@ -113,6 +114,31 @@ func (h genericPlacementIntentHandler) getGenericPlacementHandler(w http.Respons
 	}
 }
 
+func (h genericPlacementIntentHandler) getAllGenericPlacementIntentsHandler(w http.ResponseWriter, r *http.Request) {
+	vars := mux.Vars(r)
+	pList := []string{"project-name", "composite-app-name", "composite-app-version"}
+	err := validation.IsValidParameterPresent(vars, pList)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusBadRequest)
+	}
+	p := vars["project-name"]
+	ca := vars["composite-app-name"]
+	v := vars["composite-app-version"]
+
+	gpList, err := h.client.GetAllGenericPlacementIntents(p, ca, v)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
+	}
+	w.Header().Set("Content-Type", "application/json")
+	w.WriteHeader(http.StatusOK)
+	err = json.NewEncoder(w).Encode(gpList)
+	if err != nil {
+		http.Error(w, err.Error(), http.StatusNotFound)
+		return
+	}
+}
+
 // deleteGenericPlacementHandler handles the delete operations on intent
 func (h genericPlacementIntentHandler) deleteGenericPlacementHandler(w http.ResponseWriter, r *http.Request) {
 	vars := mux.Vars(r)
diff --git a/src/orchestrator/pkg/module/deployment_intent_groups.go b/src/orchestrator/pkg/module/deployment_intent_groups.go
index 0decb68f..c7237032 100644
--- a/src/orchestrator/pkg/module/deployment_intent_groups.go
+++ b/src/orchestrator/pkg/module/deployment_intent_groups.go
@@ -64,6 +64,7 @@ type DeploymentIntentGroupManager interface {
 	GetDeploymentIntentGroup(di string, p string, ca string, v string) (DeploymentIntentGroup, error)
 	GetDeploymentIntentGroupContext(di string, p string, ca string, v string) (appcontext.AppContext, string, error)
 	DeleteDeploymentIntentGroup(di string, p string, ca string, v string) error
+	GetAllDeploymentIntentGroups(p string, ca string, v string) ([]DeploymentIntentGroup, error)
 }
 
 // DeploymentIntentGroupKey consists of Name of the deployment group, project name, CompositeApp name, CompositeApp version
@@ -106,7 +107,7 @@ func (c *DeploymentIntentGroupClient) CreateDeploymentIntentGroup(d DeploymentIn
 
 	res, err := c.GetDeploymentIntentGroup(d.MetaData.Name, p, ca, v)
 	if !reflect.DeepEqual(res, DeploymentIntentGroup{}) {
-		return DeploymentIntentGroup{}, pkgerrors.New("AppIntent already exists")
+		return DeploymentIntentGroup{}, pkgerrors.New("DeploymentIntent already exists")
 	}
 
 	//Check if project exists
@@ -164,7 +165,47 @@ func (c *DeploymentIntentGroupClient) GetDeploymentIntentGroup(di string, p stri
 
 }
 
-// GetDeploymentIntentGroup returns the DeploymentIntentGroup with a given name, project, compositeApp and version of compositeApp
+// GetAllDeploymentIntentGroups returns all the deploymentIntentGroups under a specific project, compositeApp and version
+func (c *DeploymentIntentGroupClient) GetAllDeploymentIntentGroups(p string, ca string, v string) ([]DeploymentIntentGroup, error) {
+
+	key := DeploymentIntentGroupKey{
+		Name:         "",
+		Project:      p,
+		CompositeApp: ca,
+		Version:      v,
+	}
+
+	//Check if project exists
+	_, err := NewProjectClient().GetProject(p)
+	if err != nil {
+		return []DeploymentIntentGroup{}, pkgerrors.Wrap(err, "Unable to find the project")
+	}
+
+	//check if compositeApp exists
+	_, err = NewCompositeAppClient().GetCompositeApp(ca, v, p)
+	if err != nil {
+		return []DeploymentIntentGroup{}, pkgerrors.Wrap(err, "Unable to find the composite-app, check CompositeAppName and Version")
+	}
+	var diList []DeploymentIntentGroup
+	result, err := db.DBconn.Find(c.storeName, key, c.tagMetaData)
+	if err != nil {
+		return []DeploymentIntentGroup{}, pkgerrors.Wrap(err, "Get DeploymentIntentGroup error")
+	}
+
+	for _, value := range result {
+		di := DeploymentIntentGroup{}
+		err = db.DBconn.Unmarshal(value, &di)
+		if err != nil {
+			return []DeploymentIntentGroup{}, pkgerrors.Wrap(err, "Unmarshaling DeploymentIntentGroup")
+		}
+		diList = append(diList, di)
+	}
+
+	return diList, nil
+
+}
+
+// GetDeploymentIntentGroupContext returns the AppContent with a given DeploymentIntentname, project, compositeAppName and version of compositeApp
 func (c *DeploymentIntentGroupClient) GetDeploymentIntentGroupContext(di string, p string, ca string, v string) (appcontext.AppContext, string, error) {
 
 	key := DeploymentIntentGroupKey{
diff --git a/src/orchestrator/pkg/module/generic_placement_intent.go b/src/orchestrator/pkg/module/generic_placement_intent.go
index 73849474..fb00a6ab 100644
--- a/src/orchestrator/pkg/module/generic_placement_intent.go
+++ b/src/orchestrator/pkg/module/generic_placement_intent.go
@@ -50,6 +50,8 @@ type GenericPlacementIntentManager interface {
 		compositeAppName string, version string) (GenericPlacementIntent, error)
 	DeleteGenericPlacementIntent(intentName string, projectName string,
 		compositeAppName string, version string) error
+
+	GetAllGenericPlacementIntents(p string, ca string, v string) ([]GenericPlacementIntent, error)
 }
 
 // GenericPlacementIntentKey is used as the primary key
@@ -148,6 +150,47 @@ func (c *GenericPlacementIntentClient) GetGenericPlacementIntent(i string, p str
 
 }
 
+// GetAllGenericPlacementIntents returns all the generic placement intents for a given compsoite app name, composite app version and project.
+func (c *GenericPlacementIntentClient) GetAllGenericPlacementIntents(p string, ca string, v string) ([]GenericPlacementIntent, error) {
+
+	//Check if project exists
+	_, err := NewProjectClient().GetProject(p)
+	if err != nil {
+		return []GenericPlacementIntent{}, pkgerrors.Wrap(err, "Unable to find the project")
+	}
+
+	// check if compositeApp exists
+	_, err = NewCompositeAppClient().GetCompositeApp(ca, v, p)
+	if err != nil {
+		return []GenericPlacementIntent{}, pkgerrors.Wrap(err, "Unable to find the composite-app, check compositeApp name and version")
+	}
+
+	key := GenericPlacementIntentKey{
+		Name:         "",
+		Project:      p,
+		CompositeApp: ca,
+		Version:      v,
+	}
+
+	var gpList []GenericPlacementIntent
+	values, err := db.DBconn.Find(c.storeName, key, c.tagMetaData)
+	if err != nil {
+		return []GenericPlacementIntent{}, pkgerrors.Wrap(err, "Getting GenericPlacementIntent")
+	}
+
+	for _, value := range values {
+		gp := GenericPlacementIntent{}
+		err = db.DBconn.Unmarshal(value, &gp)
+		if err != nil {
+			return []GenericPlacementIntent{}, pkgerrors.Wrap(err, "Unmarshaling GenericPlacementIntent")
+		}
+		gpList = append(gpList, gp)
+	}
+
+	return gpList, nil
+
+}
+
 // DeleteGenericPlacementIntent the intent from the database
 func (c *GenericPlacementIntentClient) DeleteGenericPlacementIntent(i string, p string, ca string, v string) error {
 	key := GenericPlacementIntentKey{