109 lines
2.5 KiB
Go
109 lines
2.5 KiB
Go
package adminmgr
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import (
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"context"
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"errors"
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"unicode"
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)
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var (
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ErrDependencyUnavailable = errors.New("dependency unavailable")
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ErrWeakPassword = errors.New("weak password")
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)
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type Service struct {
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repo *Repository
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}
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func NewService(repo *Repository) *Service {
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return &Service{repo: repo}
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}
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func (s *Service) List(ctx context.Context, page, pageSize int) (*PaginatedResult, error) {
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if s.repo == nil {
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return nil, ErrDependencyUnavailable
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}
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if page < 1 {
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page = 1
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}
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if pageSize < 1 || pageSize > 100 {
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pageSize = 20
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}
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return s.repo.List(ctx, page, pageSize)
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}
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func (s *Service) FindByID(ctx context.Context, id uint64) (*AdminUserDTO, error) {
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if s.repo == nil {
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return nil, ErrDependencyUnavailable
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}
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return s.repo.FindByID(ctx, id)
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}
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func (s *Service) Create(ctx context.Context, req CreateAdminRequest) (*AdminUserDTO, error) {
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if s.repo == nil {
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return nil, ErrDependencyUnavailable
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}
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if !passwordStrongEnough(req.Password) {
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return nil, ErrWeakPassword
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}
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return s.repo.Create(ctx, req)
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}
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func (s *Service) Update(ctx context.Context, id uint64, req UpdateAdminRequest) (*AdminUserDTO, error) {
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if s.repo == nil {
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return nil, ErrDependencyUnavailable
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}
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return s.repo.Update(ctx, id, req)
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}
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func (s *Service) Delete(ctx context.Context, id uint64, currentAdminID uint64) error {
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if s.repo == nil {
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return ErrDependencyUnavailable
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}
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return s.repo.Delete(ctx, id, currentAdminID)
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}
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func (s *Service) AssignRoles(ctx context.Context, adminID uint64, req AssignRolesRequest) error {
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if s.repo == nil {
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return ErrDependencyUnavailable
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}
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return s.repo.AssignRoles(ctx, adminID, req.RoleIDs)
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}
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func (s *Service) ChangeOwnPassword(ctx context.Context, adminID uint64, req ChangePasswordRequest) error {
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if s.repo == nil {
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return ErrDependencyUnavailable
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}
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if !passwordStrongEnough(req.NewPassword) {
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return ErrWeakPassword
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}
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return s.repo.ChangeOwnPassword(ctx, adminID, req.OldPassword, req.NewPassword)
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}
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func (s *Service) ResetPassword(ctx context.Context, id uint64, req ResetPasswordRequest) error {
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if s.repo == nil {
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return ErrDependencyUnavailable
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}
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if !passwordStrongEnough(req.NewPassword) {
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return ErrWeakPassword
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}
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return s.repo.ResetPassword(ctx, id, req.NewPassword)
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}
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func passwordStrongEnough(value string) bool {
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if len([]rune(value)) < 8 {
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return false
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}
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hasLetter := false
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hasDigit := false
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for _, r := range value {
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if unicode.IsLetter(r) {
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hasLetter = true
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}
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if unicode.IsDigit(r) {
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hasDigit = true
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}
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}
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return hasLetter && hasDigit
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}
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