package workspace

import (
	"fmt"
	"io/fs"
	"os"

	"git.michelsen.id/phill/chron/chron-note/internal/domain"
)

func (ws *Workspace) ListObjectIDs() ([]domain.ObjectID, error) {
	entries, err := os.ReadDir(ws.Dir)
	if err != nil {
		return nil, fmt.Errorf("readdir workspace dir: %w", err)
	}

	out := make([]domain.ObjectID, 0, len(entries))
	for _, e := range entries {
		if e.IsDir() {
			continue
		}
		info, err := e.Info()
		if err != nil {
			return nil, fmt.Errorf("stat workspace entry: %w", err)
		}
		if !info.Mode().IsRegular() {
			continue
		}

		id, err := domain.ParseObjectID(e.Name())
		if err != nil {
			continue
		}
		out = append(out, id)
	}

	return out, nil
}

func (ws *Workspace) Stat(id domain.ObjectID) (fs.FileInfo, error) {
	fi, err := os.Stat(ws.ObjectPath(id))
	if err != nil {
		return nil, fmt.Errorf("stat object %s: %w", id.String(), err)
	}
	return fi, nil
}