From b3eb2c69dd4b05c83fbae713e78a7b2b09062c86 Mon Sep 17 00:00:00 2001
From: Roopak Venkatakrishnan <roopak.v@gmail.com>
Date: Mon, 4 May 2020 13:17:53 -0700
Subject: [PATCH] Revert "Some updates to refund endpoint (#121)" (#147)

This reverts commit efe72c1ed4358171f0281841311bd25e38afc9fb.
---
 sale.go  |  9 +++++++--
 types.go | 28 ++++++++--------------------
 2 files changed, 15 insertions(+), 22 deletions(-)

diff --git a/sale.go b/sale.go
index 79d87a8..f1e4d9c 100644
--- a/sale.go
+++ b/sale.go
@@ -23,10 +23,15 @@ func (c *Client) GetSale(saleID string) (*Sale, error) {
 
 // RefundSale refunds a completed payment.
 // Use this call to refund a completed payment. Provide the sale_id in the URI and an empty JSON payload for a full refund. For partial refunds, you can include an amount.
-func (c *Client) RefundSale(saleID string, r RefundRequest) (*Refund, error) {
+// Endpoint: POST /v1/payments/sale/ID/refund
+func (c *Client) RefundSale(saleID string, a *Amount) (*Refund, error) {
+	type refundRequest struct {
+		Amount *Amount `json:"amount"`
+	}
+
 	refund := &Refund{}
 
-	req, err := c.NewRequest("POST", fmt.Sprintf("%s%s", c.APIBase, "/v1/payments/sale/"+saleID+"/refund"), &r)
+	req, err := c.NewRequest("POST", fmt.Sprintf("%s%s", c.APIBase, "/v1/payments/sale/"+saleID+"/refund"), &refundRequest{Amount: a})
 	if err != nil {
 		return refund, err
 	}
diff --git a/types.go b/types.go
index 74f2a60..24fbc5b 100644
--- a/types.go
+++ b/types.go
@@ -234,12 +234,6 @@ type (
 		FinalCapture   bool   `json:"final_capture,omitempty"`
 	}
 
-	RefundRequest struct {
-		Amount      *PurchaseUnitAmount `json:"amount,omitempty"`
-		InvoiceID   string              `json:"invoice_id,omitempty"`
-		NoteToPayer string              `json:"note_to_payer,omitempty"`
-	}
-
 	SellerProtection struct {
 		Status            string   `json:"status,omitempty"`
 		DisputeCategories []string `json:"dispute_categories,omitempty"`
@@ -250,10 +244,6 @@ type (
 		Reason string `json:"reason,omitempty"`
 	}
 
-	RefundStatusDetails struct {
-		Reason string `json:"reason,omitempty"`
-	}
-
 	PaymentCaptureResponse struct {
 		Status           string                `json:"status,omitempty"`
 		StatusDetails    *CaptureStatusDetails `json:"status_details,omitempty"`
@@ -786,16 +776,13 @@ type (
 
 	// Refund struct
 	Refund struct {
-		ID                     string                  `json:"id,omitempty"`
-		Amount                 *PurchaseUnitAmount     `json:"amount,omitempty"`
-		Status                 string                  `json:"status,omitempty"`
-		StatusDetails          *RefundStatusDetails    `json:"status_details,omitempty"`
-		InvoiceID              string                  `json:"invoice_id,omitempty"`
-		NoteToPayer            string                  `json:"note_to_payer,omitempty"`
-		SellerPayableBreakdown *CaptureSellerBreakdown `json:"seller_payable_breakdown,omitempty"`
-		Links                  []Link                  `json:"links"`
-		CreateTime             *time.Time              `json:"create_time,omitempty"`
-		UpdateTime             *time.Time              `json:"update_time,omitempty"`
+		ID            string     `json:"id,omitempty"`
+		Amount        *Amount    `json:"amount,omitempty"`
+		CreateTime    *time.Time `json:"create_time,omitempty"`
+		State         string     `json:"state,omitempty"`
+		CaptureID     string     `json:"capture_id,omitempty"`
+		ParentPayment string     `json:"parent_payment,omitempty"`
+		UpdateTime    *time.Time `json:"update_time,omitempty"`
 	}
 
 	// RefundResponse .
@@ -996,6 +983,7 @@ type (
 		Links      []Link             `json:"links"`
 	}
 
+	// WebhookEvent struct
 	WebhookEvent struct {
 		ID              string    `json:"id"`
 		CreateTime      time.Time `json:"create_time"`