package application

import (
	"context"
	"leafdev.top/Ecosystem/recommender/internal/entity"
	"leafdev.top/Ecosystem/recommender/internal/schema"
)

func (s *Service) CreateApplication(ctx context.Context, name string, userId schema.UserId) (*entity.Application, error) {
	application := &entity.Application{
		Name:   name,
		UserId: userId,
	}

	err := s.dao.Application.WithContext(ctx).Create(application)
	if err != nil {
		return nil, err
	}

	return application, nil
}

func (s *Service) GetApplicationById(ctx context.Context, id schema.EntityId) (*entity.Application, error) {
	return s.dao.Application.WithContext(ctx).Where(s.dao.Application.Id.Eq(id.Uint())).First()
}

// ListApplications 列出所有应用
func (s *Service) ListApplications(ctx context.Context, userId *schema.UserId) ([]*entity.Application, error) {
	var q = s.dao.WithContext(ctx).Application

	if userId != nil {
		return q.Where(s.dao.Application.UserId.Eq(userId.String())).Find()
	}

	return q.Find()
}

// DeleteApplication 删除应用
func (s *Service) DeleteApplication(ctx context.Context, id schema.EntityId) error {
	// TODO: 删除之前，需要删除关联的部分

	_, err := s.dao.WithContext(ctx).Application.Where(s.dao.Application.Id.Eq(id.Uint())).Delete()

	return err
}