add invoice and chargepoint services

Author: sjurtf

chargepoint.go

@@ -0,0 +1,5 @@
+package smartcharge
+
+type ChargePointService struct {
+	client *Client
+}

client_mock_test.go

@@ -61,7 +61,7 @@ func NewMockClient(response MockResponse) *Client {
 	}
 
 	client := NewClient(c)
-	client.SetAuthentication(auth)
+	client.setAuthentication(auth)
 
 	return client
 }

invoice.go

@@ -0,0 +1,48 @@
+package smartcharge
+
+import (
+	"net/http"
+	"strconv"
+)
+
+type InvoiceService struct {
+	client *Client
+}
+
+type InvoiceResult struct {
+	Result Data `json:"Result"`
+}
+
+type Data struct {
+	Data    InvoiceData `json:"datas"`
+	Success bool        `json:"sucess"`
+}
+
+type InvoiceData struct {
+	Invoices []Invoice
+}
+
+type Invoice struct {
+	Id         int     `json:"PK_InvoiceID"`
+	TotalPrice float64 `json:"TotalPrice"`
+	TotalVAT   float64 `json:"TotalVAT"`
+	DateIssued string  `json:"DateIssued"`
+	TotalKWH   float64 `json:"TotalKWH"`
+}
+
+func (i *InvoiceService) GetInvoices(customerId int) (*InvoiceResult, *http.Response, error) {
+
+	reqUrl := "v2/Invoices/GetInvoicesByCustomer/" + strconv.Itoa(customerId)
+	req, err := i.client.NewRequest("GET", reqUrl, nil)
+	if err != nil {
+		return nil, nil, err
+	}
+
+	invoiceResult := &InvoiceResult{}
+	resp, err := i.client.Do(req, invoiceResult)
+	if err != nil {
+		return nil, resp, err
+	}
+
+	return invoiceResult, resp, err
+}

invoice_test.go

@@ -0,0 +1,20 @@
+package smartcharge
+
+import (
+	"github.com/stretchr/testify/assert"
+	"io/ioutil"
+	"testing"
+)
+
+func TestInvoiceService_GetInvoices(t *testing.T) {
+	jsonBytes, _ := ioutil.ReadFile("testdata/invoices/invoices.json")
+
+	r := *NewMockResponseOkString(string(jsonBytes))
+	c := NewMockClient(r)
+
+	data, _, err := c.Invoice.GetInvoices(123)
+
+	assert.NoError(t, err)
+	assert.Equal(t, 414005, data.Result.Data.Invoices[0].Id)
+	assert.Equal(t, 87.407, data.Result.Data.Invoices[0].TotalKWH)
+}

testdata/invoices/invoices.json

@@ -0,0 +1,45 @@
+{
+  "$id": "1",
+  "Result": {
+    "success": true,
+    "datas": {
+      "Invoices": [
+        {
+          "PK_InvoiceID": 414005,
+          "Invoice_No": "377202",
+          "TransactionFee": 0.00000,
+          "TotalPrice": 169.8605,
+          "TotalVAT": 33.9721,
+          "DateIssued": "2021-02-01T06:36:28.017",
+          "DateDue": "2021-02-01T06:36:28.017",
+          "DatePaid": "2021-02-01T06:37:01.117",
+          "Currency": "NOK",
+          "TotalPriceExcludingVAT": 135.8884,
+          "TransactionFeeVAT": 0.00000,
+          "PaymentResult": "Paid",
+          "TotalKWH": 87.407000,
+          "StartupCost": 0.000000,
+          "StartupCostVAT": 0.00000,
+          "FK_CustomerID": 33227,
+          "CustomerName": "Sjur Fredriksen",
+          "PhoneNumber": null,
+          "Email": null,
+          "DialCode": "",
+          "InvoiceType": "EndCustomer",
+          "FK_CompanyID": null,
+          "TotalPriceKWh": 131.07,
+          "TotalPriceChargingTime": 0.00,
+          "TotalPriceNotCharging": 7.7500,
+          "TotalPriceOccupied": 0.00,
+          "TotalTimeCharging": 87927,
+          "TotalTimeOccupied": 925,
+          "IsTripletexInvoice": false,
+          "ExternalInvoiceNumber": null,
+          "NonChargingItems": [],
+          "NonChargingItemsGroupedByStation": []
+        }
+      ],
+      "Count": 1
+    }
+  }
+}