package slangc.sdk;

import slangc.api.CacheManager;
import slangc.streams.File;
import slang.streams.SyncInput;
import slang.streams.SyncOutput;

public class SimpleCacheManager extends CacheManager {
    public File outerDir;

    public SimpleCacheManager(File outerDir) {
        this.outerDir = outerDir;
    }

    public boolean looksReady(String cacheName) {
        return ((int)outerDir.getVFS().size(outerDir.path() + "/" + cacheName)) > 0;
    }

    public SyncInput<byte> getInput(String cacheName) {
        if (looksReady(cacheName)) {
            //Log.line("I'm gonna fuckin try it");
            return outerDir.getVFS().openInput(outerDir.path() + "/" + cacheName);
        } else {
            return null;
        }
    }

    public SyncOutput<byte> getOutput(String cacheName) {
        if (looksReady(cacheName)) {
            return null;
        }
        return outerDir.getVFS().openOutput(outerDir.path() + "/" + cacheName);
    }
}