package service

import (
	"context"

	"kra/internal/biz"
	"kra/internal/service/dto"
)

type AuthorityService struct{ uc *biz.AuthorityUsecase }

func NewAuthorityService(uc *biz.AuthorityUsecase) *AuthorityService {
	return &AuthorityService{uc: uc}
}

type PermissionService struct{ uc *biz.PermissionUsecase }

func NewPermissionService(uc *biz.PermissionUsecase) *PermissionService {
	return &PermissionService{uc: uc}
}

type AccessControlService struct{ uc *biz.AccessControlUsecase }

func NewAccessControlService(uc *biz.AccessControlUsecase) *AccessControlService {
	return &AccessControlService{uc: uc}
}

func (s *AccessControlService) Authorize(ctx context.Context, aid uint, path, method string) (bool, error) {
	return s.uc.Authorize(ctx, aid, path, method)
}

func authorityDTO(v *biz.Authority) map[string]any {
	out := convertAuthority(*v)
	children := make([]map[string]any, 0, len(v.Children))
	for _, child := range v.Children {
		children = append(children, authorityDTO(child))
	}
	out["children"] = children
	return out
}
func (s *AuthorityService) Authorities(ctx context.Context) ([]map[string]any, error) {
	items, err := s.uc.AuthorityTree(ctx)
	if err != nil {
		return nil, err
	}
	roots := make([]map[string]any, 0, len(items))
	for _, v := range items {
		roots = append(roots, authorityDTO(v))
	}
	return roots, nil
}
func (s *AuthorityService) CreateAuthority(ctx context.Context, v *biz.Authority) error {
	return s.uc.CreateAuthority(ctx, v)
}
func (s *AuthorityService) CopyAuthority(ctx context.Context, sourceID uint, v *biz.Authority) error {
	return s.uc.CopyAuthority(ctx, sourceID, v)
}
func (s *AuthorityService) UpdateAuthority(ctx context.Context, v *biz.Authority) error {
	return s.uc.UpdateAuthority(ctx, v)
}
func (s *AuthorityService) DeleteAuthority(ctx context.Context, id uint) error {
	return s.uc.DeleteAuthority(ctx, id)
}
func authorityDomain(req *dto.AuthorityRequest) *biz.Authority {
	return &biz.Authority{AuthorityID: req.AuthorityID, AuthorityName: req.AuthorityName, ParentID: req.ParentID, DataScope: req.DataScope, DefaultRouter: req.DefaultRouter}
}
func authorityResponse(value *biz.Authority) *dto.AuthorityResponse {
	return &dto.AuthorityResponse{AuthorityID: value.AuthorityID, AuthorityName: value.AuthorityName, ParentID: value.ParentID, DataScope: value.DataScope, DefaultRouter: value.DefaultRouter}
}
func (s *AuthorityService) CreateAuthorityRequest(ctx context.Context, req *dto.AuthorityRequest) (*dto.AuthorityResponse, error) {
	value := authorityDomain(req)
	if err := s.CreateAuthority(ctx, value); err != nil {
		return nil, err
	}
	return authorityResponse(value), nil
}
func (s *AuthorityService) CopyAuthorityRequest(ctx context.Context, req *dto.CopyAuthorityRequest) (*dto.AuthorityResponse, error) {
	value := authorityDomain(&req.Authority)
	if err := s.CopyAuthority(ctx, req.OldAuthorityID, value); err != nil {
		return nil, err
	}
	return authorityResponse(value), nil
}
func (s *AuthorityService) UpdateAuthorityRequest(ctx context.Context, req *dto.AuthorityRequest) (*dto.AuthorityResponse, error) {
	value := authorityDomain(req)
	if err := s.UpdateAuthority(ctx, value); err != nil {
		return nil, err
	}
	return authorityResponse(value), nil
}
func (s *AuthorityService) SetAuthorityUsers(ctx context.Context, id uint, ids []uint) error {
	return s.uc.SetAuthorityUsers(ctx, id, ids)
}
func (s *AuthorityService) AuthorityUserIDs(ctx context.Context, id uint) ([]uint, error) {
	return s.uc.AuthorityUserIDs(ctx, id)
}
func (s *AuthorityService) SetDataScope(ctx context.Context, id uint, scope int, ids []uint) error {
	return s.uc.SetDataScope(ctx, id, scope, ids)
}
func (s *AuthorityService) DataScopeDepartmentIDs(ctx context.Context, id uint) ([]uint, error) {
	return s.uc.DataScopeDepartmentIDs(ctx, id)
}
func (s *AccessControlService) ResolveDataScope(ctx context.Context, authorityID, userID uint) (biz.DataScope, error) {
	return s.uc.ResolveDataScope(ctx, authorityID, userID)
}
func (s *AccessControlService) ContextWithDataScope(ctx context.Context, authorityID, userID uint) (context.Context, error) {
	scope, err := s.ResolveDataScope(ctx, authorityID, userID)
	if err != nil {
		return ctx, err
	}
	return biz.NewDataScopeContext(ctx, scope), nil
}

func (s *PermissionService) SelectedButtons(ctx context.Context, aid, menuID uint) ([]uint, error) {
	return s.uc.SelectedButtons(ctx, aid, menuID)
}
func (s *PermissionService) SetSelectedButtons(ctx context.Context, aid, menuID uint, ids []uint) error {
	return s.uc.SetSelectedButtons(ctx, aid, menuID, ids)
}
func (s *PermissionService) CanRemoveButton(ctx context.Context, id uint) (bool, error) {
	return s.uc.CanRemoveButton(ctx, id)
}