Added measurements, and devices statsh

Added stats endpoints

models/contract.go

@@ -265,6 +265,12 @@ type Status struct {
 	Value string `json:"value"`
 }
 
+type ActiveContractsResponse struct {
+	ActiveCount int64	`json:"active"`
+	ExecutedCount int64	    `json:"executed"`
+	MonthlyContracts map[string]map[string]int64 `json:"monthly"`
+}
+
 func GetContractStatuses() []Status {
 	return []Status{
 		{Value: "Active", Key: "active"},

models/device_info.go

@@ -36,6 +36,12 @@ type DeviceInfoResponse struct {
 	ExternalDeviceID string `json:"externalDeviceId"`
 }
 
+type NormalAndBreachedDevicesResponse struct {
+	Breached int64	`json:"breached"`
+	Normal int64	    `json:"normal"`
+	MonthlyCounts map[string]map[string]int64 `json:"monthly_counts"`
+}
+
 func ConvertDeviceInfoToResponse(deviceInfos []DeviceInfo) []DeviceInfoResponse {
 	var deviceInfoResponses []DeviceInfoResponse
 	for _, deviceInfo := range deviceInfos {

models/invoice.go

@@ -110,6 +110,12 @@ type KeyValue struct {
 	Value string `json:"value"`
 }
 
+type ActiveInvoiceResponse struct {
+	Claimed int64	`json:"issued"`
+	Issued int64	`json:"claimed"`
+	MonthlyInvoices  map[string]map[string]int64 `json:"monthly"`
+}
+
 func GetInvoiceStatuses() []Status {
 	return []Status{
 		{Key: "Insurance claimed", Value: "insurance_claimed"},