update readme

README.md

@@ -9,6 +9,61 @@ This API client was generated by the [swagger-codegen](https://github.com/swagge
 - Package version: 0.1.0
 - Build package: io.swagger.codegen.languages.GoClientCodegen
 
+## Usage Example
+
+```go
+package main
+
+import (
+	"fmt"
+
+	talon "github.com/talon-one/talon_go"
+	"golang.org/x/net/context"
+)
+
+func main() {
+	configuration := talon.NewConfiguration()
+	configuration.BasePath = "http://localhost:9000"
+
+	integrationClient := talon.NewAPIClient(configuration)
+	auth := context.WithValue(context.Background(), talon.ContextAPIKey, talon.APIKey{
+		Prefix: "ApiKey-v1",
+		Key:    "0f6fb6a48399b248127bcd0a9c03db1d507b0088bf681c704ffe407b0188234b",
+	})
+
+	body := map[string]interface{}{
+		"body": talon.NewCustomerSession{
+			ProfileId: "DEADBEEF",
+			Coupon:    "",
+			Referral:  "",
+			State:     "open",
+			CartItems: []talon.CartItem{},
+			Total:     42.0,
+		},
+	}
+
+	if integrationState, response, err := integrationClient.IntegrationApi.UpdateCustomerSession(auth, "deetdoot", body); err != nil {
+		fmt.Println(err)
+	} else {
+		fmt.Println(integrationState.Session)
+		fmt.Println(response)
+	}
+
+	managementClient := talon.NewAPIClient(configuration)
+	if session, _, err := managementClient.ManagementApi.CreateSession(context.Background(), map[string]interface{}{
+		"body": talon.LoginParams{
+			Email:    "[email protected]",
+			Password: "Demo1234",
+		},
+	}); err != nil {
+		fmt.Println(err)
+	} else {
+		fmt.Println(session)
+	}
+}
+
+```
+
 ## Installation
 Put the package under your project folder and add the following in import:
 ```