fix: change function names

domain/entity/user/manager.go

@@ -0,0 +1,71 @@
+package user
+
+import (
+	"strings"
+	"time"
+
+	"github.com/eminetto/clean-architecture-go-v2/domain"
+
+	"github.com/eminetto/clean-architecture-go-v2/pkg/password"
+
+	"github.com/eminetto/clean-architecture-go-v2/domain/entity"
+)
+
+//manager  interface
+type manager struct {
+	repo Repository
+	pwd  password.UseCase
+}
+
+//NewManager create new repository
+func NewManager(r Repository, pwd password.UseCase) *manager {
+	return &manager{
+		repo: r,
+		pwd:  pwd,
+	}
+}
+
+//Create an user
+func (s *manager) Create(e *User) (entity.ID, error) {
+	e.ID = entity.NewID()
+	e.CreatedAt = time.Now()
+	pwd, err := s.pwd.Generate(e.Password)
+	if err != nil {
+		return e.ID, err
+	}
+	e.Password = pwd
+	return s.repo.Create(e)
+}
+
+//Get an user
+func (s *manager) Get(id entity.ID) (*User, error) {
+	return s.repo.Get(id)
+}
+
+//Search users
+func (s *manager) Search(query string) ([]*User, error) {
+	return s.repo.Search(strings.ToLower(query))
+}
+
+//List users
+func (s *manager) List() ([]*User, error) {
+	return s.repo.List()
+}
+
+//Delete an user
+func (s *manager) Delete(id entity.ID) error {
+	u, err := s.Get(id)
+	if err != nil {
+		return err
+	}
+	if len(u.Books) > 0 {
+		return domain.ErrCannotBeDeleted
+	}
+	return s.repo.Delete(id)
+}
+
+//Update an user
+func (s *manager) Update(e *User) error {
+	e.UpdatedAt = time.Now()
+	return s.repo.Update(e)
+}