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refresh_last_touchpoint.go
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refresh_last_touchpoint.go
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package command_handler
import (
"context"
"github.com/openline-ai/openline-customer-os/packages/server/customer-os-common-module/utils"
"github.com/openline-ai/openline-customer-os/packages/server/customer-os-common-module/validator"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/config"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/domain/organization/aggregate"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/domain/organization/command"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/eventstore"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/logger"
"github.com/openline-ai/openline-customer-os/packages/server/events-processing-platform/tracing"
"github.com/opentracing/opentracing-go"
"github.com/opentracing/opentracing-go/log"
"github.com/pkg/errors"
"time"
)
type RefreshLastTouchpointCommandHandler interface {
Handle(ctx context.Context, command *command.RefreshLastTouchpointCommand) error
}
type refreshLastTouchpointCommandHandler struct {
log logger.Logger
es eventstore.AggregateStore
cfg config.Utils
}
func NewRefreshLastTouchpointCommandHandler(log logger.Logger, es eventstore.AggregateStore, cfg config.Utils) RefreshLastTouchpointCommandHandler {
return &refreshLastTouchpointCommandHandler{log: log, es: es, cfg: cfg}
}
func (h *refreshLastTouchpointCommandHandler) Handle(ctx context.Context, cmd *command.RefreshLastTouchpointCommand) error {
span, ctx := opentracing.StartSpanFromContext(ctx, "RefreshLastTouchpointCommandHandler.Handle")
defer span.Finish()
tracing.SetCommandHandlerSpanTags(ctx, span, cmd.Tenant, cmd.LoggedInUserId)
tracing.LogObjectAsJson(span, "command", cmd)
validationError, done := validator.Validate(cmd, span)
if done {
return validationError
}
for attempt := 0; attempt == 0 || attempt < h.cfg.RetriesOnOptimisticLockException; attempt++ {
organizationAggregate, err := aggregate.LoadOrganizationTempAggregate(ctx, h.es, cmd.Tenant, cmd.ObjectID, *eventstore.NewLoadAggregateOptions().WithSkipLoadEvents())
if err != nil {
return err
}
if err = organizationAggregate.HandleCommand(ctx, cmd); err != nil {
return err
}
err = h.es.Save(ctx, organizationAggregate)
if err == nil {
return nil // Save successful
}
if eventstore.IsEventStoreErrorCodeWrongExpectedVersion(err) {
// Handle concurrency error
if attempt == h.cfg.RetriesOnOptimisticLockException-1 {
// If we have reached the maximum number of retries, return an error
tracing.TraceErr(span, err)
return err
}
span.LogFields(log.Int("retryAttempt", attempt+1))
time.Sleep(utils.BackOffExponentialDelay(attempt)) // backoffDelay is a function that increases the delay with each attempt
continue // Retry
} else {
// Some other error occurred
tracing.TraceErr(span, err)
return err
}
}
err := errors.New("reached maximum number of retries")
tracing.TraceErr(span, err)
return err
}