Organize backend into product executable and shared Go modules

backend/product/customers/store/mongo/db.go

@@ -0,0 +1,42 @@
+package accountdb
+
+import (
+	customermodel "git.sendico.io/tech/sxchnge/product/customers/model"
+	"strings"
+
+	ri "git.sendico.io/tech/sxchnge/shared/database/repository/index"
+	"git.sendico.io/tech/sxchnge/shared/database/template"
+	"git.sendico.io/tech/sxchnge/shared/logging"
+	"git.sendico.io/tech/sxchnge/shared/service"
+	"go.mongodb.org/mongo-driver/v2/mongo"
+	"go.uber.org/zap"
+)
+
+type AccountDB struct {
+	template.DBImp[*customermodel.Account]
+}
+
+func Create(logger mlogger.Logger, db *mongo.Database) (*AccountDB, error) {
+	return CreateWithCollection(logger, db, mservice.Accounts)
+}
+
+func CreateWithCollection(logger mlogger.Logger, db *mongo.Database, collection string) (*AccountDB, error) {
+	if normalized := strings.TrimSpace(collection); normalized != "" {
+		collection = normalized
+	} else {
+		collection = mservice.Accounts
+	}
+
+	p := &AccountDB{
+		DBImp: *template.Create[*customermodel.Account](logger, collection, db),
+	}
+
+	if err := p.Repository.CreateIndex(&ri.Definition{
+		Keys:   []ri.Key{{Field: "login", Sort: ri.Asc}},
+		Unique: true,
+	}); err != nil {
+		p.Logger.Error("Failed to create account database", zap.Error(err), zap.String("collection", collection))
+		return nil, err
+	}
+	return p, nil
+}

backend/product/customers/store/mongo/user.go

@@ -0,0 +1,13 @@
+package accountdb
+
+import (
+	"context"
+	customermodel "git.sendico.io/tech/sxchnge/product/customers/model"
+
+	"git.sendico.io/tech/sxchnge/shared/database/repository"
+)
+
+func (db *AccountDB) GetByEmail(ctx context.Context, email string) (*customermodel.Account, error) {
+	var account customermodel.Account
+	return &account, db.FindOne(ctx, repository.Filter("login", email), &account)
+}