Create Order API Call

integration_test.go

@@ -108,6 +108,16 @@ func TestGetOrder(t *testing.T) {
 	}
 }
 
+func TestCreateOrder(t *testing.T) {
+	c, _ := NewClient(testClientID, testSecret, APIBaseSandBox)
+	c.GetAccessToken()
+
+	order, err := c.CreateOrder(OrderIntentCapture, nil, nil, nil)
+	if err == nil {
+		t.Errorf("CreateOrder expects error")
+	}
+}
+
 func TestAuthorizeOrder(t *testing.T) {
 	c, _ := NewClient(testClientID, testSecret, APIBaseSandBox)
 	c.GetAccessToken()

order.go

@@ -19,6 +19,27 @@ func (c *Client) GetOrder(orderID string) (*Order, error) {
 	return order, nil
 }
 
+// Create Order - Use this call to create an order
+// Endpoint: POST /v2/checkout/orders
+func (c *Client) CreateOrder(intent string, purchaseUnits []PurchaseUnitRequest, payer *PayerInfo, appContext *ApplicationContext) (*Order, error) {
+	type createOrderRequest struct {
+		Intent             string                `json:"intent"`
+		Payer              *PayerInfo            `json:"payer,omitempty"`
+		PurchaseUnits      []PurchaseUnitRequest `json:"purchase_units"`
+		ApplicationContext *ApplicationContext   `json:"application_context,omitempty"`
+	}
+
+	order := &Order{}
+
+	req, err := c.NewRequest("POST", "/v2/checkout/orders", createOrderRequest{Intent: intent, PurchaseUnits: purchaseUnits, Payer: payer, ApplicationContext: appContext})
+
+	if err = c.SendWithAuth(req, order); err != nil {
+		return order, err
+	}
+
+	return order, nil
+}
+
 // AuthorizeOrder - Use this call to authorize an order.
 // Endpoint: POST /v2/checkout/orders/ID/authorize
 func (c *Client) AuthorizeOrder(orderID string, amount *Amount) (*Authorization, error) {

types.go

@@ -54,6 +54,14 @@ const (
 	AllowedPaymentImmediatePay         string = "IMMEDIATE_PAY"
 )
 
+// Possible value for `intent` in CreateOrder
+//
+// https://developer.paypal.com/docs/api/orders/v2/#orders_create
+const (
+	OrderIntentCapture   string = "CAPTURE"
+	OrderIntentAuthorize string = "AUTHORIZE"
+)
+
 type (
 	// JSONTime overrides MarshalJson method to format in ISO8601
 	JSONTime time.Time
@@ -325,6 +333,19 @@ type (
 		Amount      *PurchaseUnitAmount `json:"amount,omitempty"`
 	}
 
+	// PurchaseUnitRequest struct
+	PurchaseUnitRequest struct {
+		ReferenceID    string              `json:"reference_id"`
+		Amount         *PurchaseUnitAmount `json:"amount"`
+		Payee          Payee               `json:"payee,omitempty"`
+		Description    string              `json:"description,omitempty"`
+		CustomID       string              `json:"custom_id,omitempty"`
+		InvoiceID      string              `json:"invoice_id,omitempty"`
+		SoftDescriptor string              `json:"soft_descriptor,omitempty"`
+		Items          []Item              `json:"items,omitempty"`
+		Shipping       ShippingDetail      `json:"shipping,omitempty"`
+	}
+
 	// MerchantPreferences struct
 	MerchantPreferences struct {
 		SetupFee                *AmountPayout `json:"setup_fee,omitempty"`
@@ -507,6 +528,17 @@ type (
 		Phone         string `json:"phone,omitempty"`
 	}
 
+	// Name struct
+	Name struct {
+		FullName string `json:"full_name,omitempty"`
+	}
+
+	// ShippingDetail struct
+	ShippingDetail struct {
+		Name    Name    `json:"name,omitempty"`
+		Address Address `json:"address,omitempty"`
+	}
+
 	expirationTime int64
 
 	// TokenResponse is for API response for the /oauth2/token endpoint

unit_test.go

@@ -228,6 +228,42 @@ func TestTypePayoutResponse(t *testing.T) {
 	}
 }
 
+func TestOrderUnmarshal(t *testing.T) {
+	response := `{
+		"id": "5O190127TN364715T",
+		"status": "CREATED",
+		"links": [
+		  {
+			"href": "https://api.paypal.com/v2/checkout/orders/5O190127TN364715T",
+			"rel": "self",
+			"method": "GET"
+		  },
+		  {
+			"href": "https://api.sandbox.paypal.com/checkoutnow?token=5O190127TN364715T",
+			"rel": "approve",
+			"method": "GET"
+		  },
+		  {
+			"href": "https://api.paypal.com/v2/checkout/orders/5O190127TN364715T/capture",
+			"rel": "capture",
+			"method": "POST"
+		  }
+		]
+	}`
+
+	order := &Order{}
+	err := json.Unmarshal([]byte(response), order)
+	if err != nil {
+		t.Errorf("Order Unmarshal failed")
+	}
+
+	if order.ID != "5O190127TN364715T" ||
+		order.Status != "CREATED" ||
+		order.Links[0].Href != "https://api.paypal.com/v2/checkout/orders/5O190127TN364715T" {
+		t.Errorf("Order decoded result is incorrect, Given: %+v", order)
+	}
+}
+
 func TestTypePayoutItemResponse(t *testing.T) {
 	response := `{
 		"payout_item_id":"9T35G83YA546X",