implemented verifiaction db

api/pkg/db/internal/mongo/verificationimp/db.go

@@ -0,0 +1,49 @@
+package verificationimp
+
+import (
+	ri "github.com/tech/sendico/pkg/db/repository/index"
+	"github.com/tech/sendico/pkg/db/template"
+	"github.com/tech/sendico/pkg/db/transaction"
+	"github.com/tech/sendico/pkg/mlogger"
+	"github.com/tech/sendico/pkg/model"
+	"github.com/tech/sendico/pkg/mservice"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.uber.org/zap"
+)
+
+type verificationDB struct {
+	template.DBImp[*model.VerificationToken]
+	tf transaction.Factory
+}
+
+func Create(
+	logger mlogger.Logger,
+	db *mongo.Database,
+	tf transaction.Factory,
+) (*verificationDB, error) {
+	p := &verificationDB{
+		DBImp: *template.Create[*model.VerificationToken](logger, mservice.VerificationTokens, db),
+		tf:    tf,
+	}
+
+	if err := p.Repository.CreateIndex(&ri.Definition{
+		Keys:   []ri.Key{{Field: "verifyTokenHash", Sort: ri.Asc}},
+		Unique: true,
+		Name:   "unique_token_hash",
+	}); err != nil {
+		p.Logger.Error("Failed to create unique verifyTokenHash index", zap.Error(err))
+		return nil, err
+	}
+
+	ttl := int32(2678400) // 30 days
+	if err := p.Repository.CreateIndex(&ri.Definition{
+		Keys: []ri.Key{{Field: "expiresAt", Sort: ri.Asc}},
+		TTL:  &ttl,
+		Name: "ttl_expires_at",
+	}); err != nil {
+		p.Logger.Error("Failed to create TTL index on expiresAt", zap.Error(err))
+		return nil, err
+	}
+
+	return p, nil
+}