feat: fetch services offered in a facility

- fetches all services if no facility is provided. Else, return the services associated with the provided facility

Signed-off-by: Kathurima Kimathi <kathurimakimathi415@gmail.com>

healthcrm.go

@@ -143,18 +143,31 @@ func (h *HealthCRMLib) UpdateFacility(ctx context.Context, id string, updatePayl
 // GetFacilityServices fetches services associated with facility
 func (h *HealthCRMLib) GetFacilityServices(ctx context.Context, facilityID string) (*FacilityServicePage, error) {
 	path := "/v1/facilities/services/"
-	queryParams := make(map[string]string)
-	queryParams["facility"] = facilityID
-	response, err := h.client.MakeRequest(ctx, http.MethodGet, path, queryParams, nil)
-	if err != nil {
-		return nil, err
+
+	var resp *http.Response
+	if facilityID != "" {
+		queryParams := make(map[string]string)
+		queryParams["facility"] = facilityID
+		response, err := h.client.MakeRequest(ctx, http.MethodGet, path, queryParams, nil)
+		if err != nil {
+			return nil, err
+		}
+
+		resp = response
+	} else {
+		response, err := h.client.MakeRequest(ctx, http.MethodGet, path, nil, nil)
+		if err != nil {
+			return nil, err
+		}
+
+		resp = response
 	}
 
-	if response.StatusCode != http.StatusOK {
-		return nil, fmt.Errorf("unable to get facility services with status code: %v", response.StatusCode)
+	if resp.StatusCode != http.StatusOK {
+		return nil, fmt.Errorf("unable to get facility services with status code: %v", resp.StatusCode)
 	}
 
-	respBytes, err := io.ReadAll(response.Body)
+	respBytes, err := io.ReadAll(resp.Body)
 	if err != nil {
 		return nil, fmt.Errorf("could not read response: %w", err)
 	}

healthcrm_test.go

@@ -505,13 +505,27 @@ func TestHealthCRMLib_GetFacilityServices(t *testing.T) {
 		wantErr bool
 	}{
 		{
-			name: "Happy case: get facility services",
+			name: "Happy case: get all services",
+			args: args{
+				ctx: context.Background(),
+			},
+			wantErr: false,
+		},
+		{
+			name: "Happy case: get services in a facility",
 			args: args{
 				ctx:        context.Background(),
-				facilityID: gofakeit.UUID(),
+				facilityID: "1b5baf1a-1aec-48bd-951c-01896e5fe5a8",
 			},
 			wantErr: false,
 		},
+		{
+			name: "Sad case: unable to get all services",
+			args: args{
+				ctx: context.Background(),
+			},
+			wantErr: true,
+		},
 		{
 			name: "Sad case: unable to get facility services",
 			args: args{
@@ -531,7 +545,7 @@ func TestHealthCRMLib_GetFacilityServices(t *testing.T) {
 	}
 	for _, tt := range tests {
 		t.Run(tt.name, func(t *testing.T) {
-			if tt.name == "Happy case: get facility services" {
+			if tt.name == "Happy case: get all services" {
 				path := fmt.Sprintf("%s/v1/facilities/services/", BaseURL)
 				httpmock.RegisterResponder(http.MethodGet, path, func(r *http.Request) (*http.Response, error) {
 					resp := &FacilityServicePage{
@@ -547,12 +561,34 @@ func TestHealthCRMLib_GetFacilityServices(t *testing.T) {
 					return httpmock.NewJsonResponse(http.StatusOK, resp)
 				})
 			}
-			if tt.name == "Sad case: unable to get facility services" {
+			if tt.name == "Happy case: get services in a facility" {
+				path := fmt.Sprintf("%s/v1/facilities/services/?facility=1b5baf1a-1aec-48bd-951c-01896e5fe5a8", BaseURL)
+				httpmock.RegisterResponder(http.MethodGet, path, func(r *http.Request) (*http.Response, error) {
+					resp := &FacilityServicePage{
+						Results: []FacilityService{
+							{
+								ID:          gofakeit.UUID(),
+								Name:        gofakeit.BeerName(),
+								Description: gofakeit.HipsterSentence(56),
+								Identifiers: []*ServiceIdentifier{},
+							},
+						},
+					}
+					return httpmock.NewJsonResponse(http.StatusOK, resp)
+				})
+			}
+			if tt.name == "Sad case: unable to get all services" {
 				path := fmt.Sprintf("%s/v1/facilities/services/", BaseURL)
 				httpmock.RegisterResponder(http.MethodGet, path, func(r *http.Request) (*http.Response, error) {
 					return httpmock.NewJsonResponse(http.StatusBadGateway, nil)
 				})
 			}
+			if tt.name == "Sad case: unable to get facility services" {
+				path := fmt.Sprintf("%s/v1/facilities/services/?facility=1b5baf1a-1aec-48bd-951c-01896e5fe5a8", BaseURL)
+				httpmock.RegisterResponder(http.MethodGet, path, func(r *http.Request) (*http.Response, error) {
+					return httpmock.NewJsonResponse(http.StatusBadGateway, nil)
+				})
+			}
 			if tt.name == "Sad case: unable to make request" {
 				httpmock.RegisterResponder(http.MethodPost, fmt.Sprintf("%s/oauth2/token/", serverutils.MustGetEnvVar("HEALTH_CRM_AUTH_SERVER_ENDPOINT")), func(r *http.Request) (*http.Response, error) {
 					resp := authutils.OAUTHResponse{