3b751a35c5
Removes database tables and functionality related to our custom coupon implementation because it has been superseded by the Stripe coupon and promo code system. Requires implementations of the payments Invoices interface to return coupon usages along with invoices. Change-Id: Iac52d2ff64afca8cc4dbb2d1f20e6ad4b39ddfde
121 lines
3.1 KiB
Go
121 lines
3.1 KiB
Go
// Copyright (C) 2019 Storj Labs, Inc.
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// See LICENSE for copying information.
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package stripecoinpayments
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import (
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"context"
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"time"
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"github.com/stripe/stripe-go/v72"
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"storj.io/common/uuid"
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"storj.io/storj/satellite/payments"
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)
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// invoices is an implementation of payments.Invoices.
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//
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// architecture: Service
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type invoices struct {
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service *Service
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}
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// List returns a list of invoices and coupon usages for a given payment account.
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func (invoices *invoices) List(ctx context.Context, userID uuid.UUID) (invoicesList []payments.Invoice, couponUsages []payments.CouponUsage, err error) {
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defer mon.Task()(&ctx, userID)(&err)
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customerID, err := invoices.service.db.Customers().GetCustomerID(ctx, userID)
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if err != nil {
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return nil, nil, Error.Wrap(err)
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}
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params := &stripe.InvoiceListParams{
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Customer: &customerID,
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}
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params.AddExpand("total_discount_amounts.discount")
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invoicesIterator := invoices.service.stripeClient.Invoices().List(params)
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for invoicesIterator.Next() {
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stripeInvoice := invoicesIterator.Invoice()
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total := stripeInvoice.Total
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for _, line := range stripeInvoice.Lines.Data {
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// If amount is negative, this is a coupon or a credit line item.
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// Add them to the total.
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if line.Amount < 0 {
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total -= line.Amount
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}
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}
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invoicesList = append(invoicesList, payments.Invoice{
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ID: stripeInvoice.ID,
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Description: stripeInvoice.Description,
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Amount: total,
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Status: string(stripeInvoice.Status),
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Link: stripeInvoice.InvoicePDF,
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Start: time.Unix(stripeInvoice.PeriodStart, 0),
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})
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for _, dcAmt := range stripeInvoice.TotalDiscountAmounts {
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if dcAmt == nil {
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return nil, nil, Error.New("discount amount is nil")
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}
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dc := dcAmt.Discount
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coupon, err := stripeDiscountToPaymentsCoupon(dc)
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if err != nil {
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return nil, nil, Error.Wrap(err)
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}
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usage := payments.CouponUsage{
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Coupon: *coupon,
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Amount: dcAmt.Amount,
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PeriodStart: time.Unix(stripeInvoice.PeriodStart, 0),
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PeriodEnd: time.Unix(stripeInvoice.PeriodEnd, 0),
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}
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if dc.PromotionCode != nil {
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usage.Coupon.PromoCode = dc.PromotionCode.Code
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}
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couponUsages = append(couponUsages, usage)
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}
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}
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if err = invoicesIterator.Err(); err != nil {
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return nil, nil, Error.Wrap(err)
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}
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return invoicesList, couponUsages, nil
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}
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// CheckPendingItems returns if pending invoice items for a given payment account exist.
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func (invoices *invoices) CheckPendingItems(ctx context.Context, userID uuid.UUID) (existingItems bool, err error) {
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defer mon.Task()(&ctx, userID)(&err)
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customerID, err := invoices.service.db.Customers().GetCustomerID(ctx, userID)
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if err != nil {
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return false, Error.Wrap(err)
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}
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params := &stripe.InvoiceItemListParams{
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Customer: &customerID,
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Pending: stripe.Bool(true),
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}
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itemIterator := invoices.service.stripeClient.InvoiceItems().List(params)
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for itemIterator.Next() {
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item := itemIterator.InvoiceItem()
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if item != nil {
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return true, nil
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}
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}
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if err = itemIterator.Err(); err != nil {
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return false, Error.Wrap(err)
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}
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return false, nil
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}
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