/
prepare_cart.go
88 lines (71 loc) · 2 KB
/
prepare_cart.go
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package states
import (
"context"
"flamingo.me/flamingo/v3/framework/web"
"go.opencensus.io/trace"
"flamingo.me/flamingo-commerce/v3/cart/application"
"flamingo.me/flamingo-commerce/v3/cart/domain/cart"
"flamingo.me/flamingo-commerce/v3/checkout/domain/placeorder/process"
)
type (
// PrepareCart state
PrepareCart struct {
cartService *application.CartService
}
)
var _ process.State = PrepareCart{}
// Inject dependencies
func (v *PrepareCart) Inject(
cartService *application.CartService,
) *PrepareCart {
v.cartService = cartService
return v
}
// Name get state name
func (PrepareCart) Name() string {
return "PrepareCart"
}
// Run the state operations
func (v PrepareCart) Run(ctx context.Context, p *process.Process) process.RunResult {
ctx, span := trace.StartSpan(ctx, "placeorder/state/PrepareCart/Run")
defer span.End()
c, err := v.cartService.ForceReserveOrderIDAndSave(ctx, web.SessionFromContext(ctx))
if err != nil {
return process.RunResult{
Failed: process.ErrorOccurredReason{Error: err.Error()},
}
}
if c.GrandTotal.IsZero() {
p.UpdateState(ValidateCart{}.Name(), nil)
p.UpdateCart(*c)
return process.RunResult{}
}
if c.PaymentSelection == nil {
return process.RunResult{
Failed: process.PaymentErrorOccurredReason{Error: cart.ErrPaymentSelectionNotSet.Error()},
}
}
paymentSelection, err := c.PaymentSelection.GenerateNewIdempotencyKey()
if err != nil {
return process.RunResult{
Failed: process.ErrorOccurredReason{Error: err.Error()},
}
}
err = v.cartService.UpdatePaymentSelection(ctx, web.SessionFromContext(ctx), paymentSelection)
if err != nil {
return process.RunResult{
Failed: process.ErrorOccurredReason{Error: err.Error()},
}
}
p.UpdateState(ValidateCart{}.Name(), nil)
p.UpdateCart(*c)
return process.RunResult{}
}
// Rollback the state operations
func (v PrepareCart) Rollback(context.Context, process.RollbackData) error {
return nil
}
// IsFinal if state is a final state
func (v PrepareCart) IsFinal() bool {
return false
}