package org.springblade.mdm.machinefile.filewatch;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Service;

import java.nio.file.Path;
import java.nio.file.WatchService;
import java.util.Map;
import java.util.Set;

@Service
public class DynamicDirectoryWatcher {
	private final FileWatcherService fileWatcherService;

	@Autowired
	public DynamicDirectoryWatcher(FileWatcherService fileWatcherService) {
		this.fileWatcherService = fileWatcherService;
	}

	public void addDirectory(Path directory, FileWatcherService.FileChangeListener listener) throws Exception {
		fileWatcherService.watchDirectory(directory, listener);
	}

	public void removeDirectory(Path directory) throws Exception {
		fileWatcherService.stopWatching(directory);
	}

	public Map<Path, WatchService> getWatchedDirectories() {

		return fileWatcherService.getWatchedDirectories();
	}

	public boolean containsPath(Path path) {
		return fileWatcherService.getWatchedDirectories().containsKey(path);
	}
}