package dav

import (
	"context"
	"fmt"

	"github.com/debridmediamanager/zurg/internal/config"
	"github.com/debridmediamanager/zurg/internal/torrent"
)

func HandleDeleteTorrent(directory, torrentName string, torMgr *torrent.TorrentManager) error {
	torrents, ok := torMgr.DirectoryMap.Get(directory)
	if !ok {
		return fmt.Errorf("cannot find directory %s", directory)
	}
	if !torrents.Has(torrentName) {
		return fmt.Errorf("cannot find torrent %s", torrentName)
	}
	torMgr.Delete(torrentName, true)
	return nil
}

func HandleDeleteFile(directory, torrentName, fileName string, torMgr *torrent.TorrentManager) error {
	torrents, ok := torMgr.DirectoryMap.Get(directory)
	if !ok {
		return fmt.Errorf("cannot find directory %s", directory)
	}
	torrent, ok := torrents.Get(torrentName)
	if !ok {
		return fmt.Errorf("cannot find torrent %s", torrentName)
	}
	file, ok := torrent.SelectedFiles.Get(fileName)
	if !ok || file.State.Is("deleted_file") {
		return fmt.Errorf("cannot find file %s", fileName)
	}
	dirCfg := torMgr.Config.(*config.ZurgConfigV1).GetDirectoryConfig(directory)
	if dirCfg.OnlyShowTheBiggestFile {
		torMgr.Delete(torrentName, true)
		return nil
	}
	if err := file.State.Event(context.Background(), "delete_file"); err != nil {
		return fmt.Errorf("cannot delete file %s: %v", fileName, err)
	}
	if torMgr.CheckDeletedStatus(torrent) {
		torMgr.Delete(torrentName, true)
	}
	return nil
}