package expense

import (
	"nos-comptes/internal/storage/dao"
	"nos-comptes/internal/storage/model"
)

type Service struct {
	db *Database
}

func (s Service) GetAllExpensesOfAnAccount(accountId string) (interface{}, interface{}) {
	expenses, err := s.db.GetAllExpensesOfAnAccount(accountId)
	if e, ok := err.(*dao.Error); ok {
		switch {
		case e.Type == dao.ErrTypeNotFound:
			return nil, &model.ErrNotFound
		default:
			return nil, &model.ErrInternalServer
		}
	} else if err != nil {
		return nil, &model.ErrInternalServer
	}

	if expenses == nil {
		return nil, &model.ErrNotFound
	}
	return expenses, nil
}

func NewService(database *Database) *Service {
	return &Service{db: database}
}