Files
sendico/api/gateway/common/outbox/mongo_store.go
2026-02-18 01:35:28 +01:00

124 lines
3.5 KiB
Go

package outbox
import (
"context"
"time"
"github.com/tech/sendico/pkg/db/repository"
ri "github.com/tech/sendico/pkg/db/repository/index"
"github.com/tech/sendico/pkg/merrors"
"github.com/tech/sendico/pkg/mlogger"
"go.mongodb.org/mongo-driver/v2/bson"
"go.mongodb.org/mongo-driver/v2/mongo"
"go.uber.org/zap"
)
type mongoStore struct {
logger mlogger.Logger
repo repository.Repository
}
func NewMongoStore(logger mlogger.Logger, db *mongo.Database) (Store, error) {
if db == nil {
return nil, merrors.InvalidArgument("mongo database is nil")
}
if logger == nil {
logger = zap.NewNop()
}
repo := repository.CreateMongoRepository(db, Collection)
statusIndex := &ri.Definition{
Keys: []ri.Key{{Field: "status", Sort: ri.Asc}, {Field: "createdAt", Sort: ri.Asc}},
}
if err := repo.CreateIndex(statusIndex); err != nil {
logger.Error("Failed to ensure outbox status index", zap.Error(err))
return nil, err
}
eventIDIndex := &ri.Definition{
Keys: []ri.Key{{Field: "eventId", Sort: ri.Asc}},
Unique: true,
}
if err := repo.CreateIndex(eventIDIndex); err != nil {
logger.Error("Failed to ensure outbox eventId index", zap.Error(err))
return nil, err
}
childLogger := logger.Named(Collection)
childLogger.Debug("Outbox store initialised", zap.String("collection", Collection))
return &mongoStore{logger: childLogger, repo: repo}, nil
}
func (o *mongoStore) Create(ctx context.Context, event *Event) error {
if event == nil {
o.logger.Warn("Attempt to create nil outbox event")
return merrors.InvalidArgument("outbox: nil event")
}
if err := o.repo.Insert(ctx, event, nil); err != nil {
if mongo.IsDuplicateKeyError(err) {
o.logger.Warn("Duplicate outbox event id", zap.String("event_id", event.EventID))
return merrors.DataConflict("outbox event with this id already exists")
}
o.logger.Warn("Failed to create outbox event", zap.Error(err))
return err
}
o.logger.Debug("Outbox event created", zap.String("event_id", event.EventID), zap.String("subject", event.Subject))
return nil
}
func (o *mongoStore) ListPending(ctx context.Context, limit int) ([]*Event, error) {
limit64 := int64(limit)
query := repository.Query().
Filter(repository.Field("status"), StatusPending).
Limit(&limit64).
Sort(repository.Field("createdAt"), true)
events := make([]*Event, 0)
err := o.repo.FindManyByFilter(ctx, query, func(cur *mongo.Cursor) error {
doc := &Event{}
if err := cur.Decode(doc); err != nil {
return err
}
events = append(events, doc)
return nil
})
if err != nil {
o.logger.Warn("Failed to list pending outbox events", zap.Error(err))
return nil, err
}
return events, nil
}
func (o *mongoStore) MarkSent(ctx context.Context, eventRef bson.ObjectID, sentAt time.Time) error {
if eventRef.IsZero() {
return merrors.InvalidArgument("outbox: zero event id")
}
patch := repository.Patch().
Set(repository.Field("status"), StatusSent).
Set(repository.Field("sentAt"), sentAt)
return o.repo.Patch(ctx, eventRef, patch)
}
func (o *mongoStore) MarkFailed(ctx context.Context, eventRef bson.ObjectID) error {
if eventRef.IsZero() {
return merrors.InvalidArgument("outbox: zero event id")
}
patch := repository.Patch().Set(repository.Field("status"), StatusFailed)
return o.repo.Patch(ctx, eventRef, patch)
}
func (o *mongoStore) IncrementAttempts(ctx context.Context, eventRef bson.ObjectID) error {
if eventRef.IsZero() {
return merrors.InvalidArgument("outbox: zero event id")
}
patch := repository.Patch().Inc(repository.Field("attempts"), 1)
return o.repo.Patch(ctx, eventRef, patch)
}