package service

import (
	"axolotl/models"
	"axolotl/store"
)

type NodeService interface {
	Create(title, content, dueDate string, tags []string, rels map[models.RelType][]string) (*models.Node, error)
	Update(node *models.Node) error
	Delete(id string) error
	GetByID(id string) (*models.Node, error)
	List(opts ...ListOption) ([]*models.Node, error)
	Exists(id string) (bool, error)
	CanClose(id string) (bool, []string, error)
}

func InitNodeService(path string) error {
	return store.InitSQLiteStore(path)
}

func GetNodeService(cfg Config) (NodeService, error) {
	st, err := store.FindAndOpenSQLiteStore()
	if err != nil {
		return nil, err
	}
	return &nodeServiceImpl{store: st, userID: cfg.GetUser()}, nil
}

type listFilter struct {
	tagPrefixes []string
	relPrefixes []*models.Rel
}

type ListOption func(*listFilter)

func WithTags(prefixes ...string) ListOption {
	return func(f *listFilter) { f.tagPrefixes = append(f.tagPrefixes, prefixes...) }
}

func WithRels(prefixes ...*models.Rel) ListOption {
	return func(f *listFilter) { f.relPrefixes = append(f.relPrefixes, prefixes...) }
}