Start working on #13: Service groups

core/service-status.go

@@ -0,0 +1,27 @@
+package core
+
+// ServiceStatus contains the evaluation Results of a Service
+type ServiceStatus struct {
+	// Group the service is a part of. Used for grouping multiple services together on the front end.
+	Group string `json:"group,omitempty"`
+
+	// Results is the list of service evaluation results
+	Results []*Result `json:"results"`
+}
+
+// NewServiceStatus creates a new ServiceStatus
+func NewServiceStatus(service *Service) *ServiceStatus {
+	return &ServiceStatus{
+		Group:   service.Group,
+		Results: make([]*Result, 0),
+	}
+}
+
+// AddResult adds a Result to ServiceStatus.Results and makes sure that there are
+// no more than 20 results in the Results slice
+func (ss *ServiceStatus) AddResult(result *Result) {
+	ss.Results = append(ss.Results, result)
+	if len(ss.Results) > 20 {
+		ss.Results = ss.Results[1:]
+	}
+}