!7

concept Page {
  S url;
  S mimeType;
  long loadedWhen;
  bool shouldLoad;
  
  File contentsFile() {
    ret javaxCachesDir("Loaded Web Pages/" + uniqueFileNameUsingMD5_80_v2(url));
  }
  
  long contentSize() { ret l(contentsFile()); }
}

cmodule MultiWebpageLoader > DynCRUD<Page> {
  start {
    indexConceptField(Page, 'url);
  }
  
  afterVisualize {
    addButton("Add URL...", rThreadEnter {
      inputText("URL to load", voidfunc(S url) enter {
        addURLIfNotKnown(url);
      });
    });
  }
  
  // API
  
  void addURLIfNotKnown(S url) {
    cset(uniq_returnIfNew Page(+url), shouldLoad := true);
  }
}