!include once #1027578 // Named

asclass DynVoiceMultiCRUD extends DynModule {
  srecord Table(S tabName, S name, Class<? extends Concept> conceptClass) {}

  transient L<Table> tables;
    
  transient L<CRUD> swingCRUDs;
  transient L<NameBasedVoiceCRUD> voiceCRUDs;
  
  // current selections for persistence. concept name to concept id
  Map<S, Long> selections = syncCIMap();

  start {
    db();
    tables = makeTables();
    startCRUDs();
  }
  
  // override me
  L<Table> makeTables() { ret ll(); }
  
  void startCRUDs {
    swingCRUDs = map(tables, t -> CRUD(t.conceptClass));
    voiceCRUDs = map(tables, t -> {
      NameBasedVoiceCRUD crud = new(t.conceptClass, t.name);
      restoreSelection(crud);
      crud.onSelect(value -> saveSelection(crud));
      ret crud;
    });
  }
  
  int idx(Class<? extends Concept> c) { ret indexOfPred(tables, t -> t.conceptClass == c); }
  
  !include #1027563 // Undo Manager
  
  S answer(S s) {
    ret dm_q(() -> {
      print("answering: " + s);
      try answer undoActions(s);
      
      try answer moreActions(s);
      
      for (NameBasedVoiceCRUD crud : nonNulls(voiceCRUDs)) {
        crud.addUndo = (IVF1<UndoableWithAnswer>) lambda1 addUndo;
        try answer crud.answer(s);
      }
      null;
    });
  }
  
  // override me
  S moreActions(S s) { null; }

  visual {
    JComponent c = jtabs(pairsToParams(mapPairsToList(zipTwoListsToPairs(tables, swingCRUDs), (t, crud) ->
      pair(t.tabName, crud.visualize()))));
    if (nempty(swingCRUDs))
      addComponent(first(swingCRUDs).crud.buttons, jbutton("Talk to raw backend", rThread talkToMe));
    ret c;
  }

  void talkToMe enter { dm_showConversationPopupForModule(); }
  
  // e.g. for concept ScenarioCondition > Named { Scenario scenario; }
  // c2 is the dependent concept (ScenarioCondition)
  void addDependency(Class<? extends Concept> c2, S field) {
    Class<? extends Concept> c1 = fieldType(c2, field);
    int i1 = idx(c1), i2 = idx(c2);
    NameBasedVoiceCRUD originalCRUD2 = voiceCRUDs.get(i2);
    S conceptName = originalCRUD2.concept;
    NameBasedVoiceCRUD crud = voiceCRUDs.get(i1);
    //printVars("addDependency", +c1, +c2, +conceptName, +field, +i1, +i2);
    IVF1<Concept> r = value -> {
      printVars("addDependency", +i2, +field, +value);
      voiceCRUDs.set(i2, value == null ? null : NameBasedVoiceCRUD(c2, conceptName, field, value));
    };
    crud.onSelect(r);
    r.get(crud.selected);
  }
  
  void restoreSelection(NameBasedVoiceCRUD crud) {
    Long id = selections.get(crud.concept);
    Concept c = getConcept_allowNull(id);
    //printStackTrace("restoreSelection " + crud.concept + " " + id + " " + c);
    crud.select(c);
  }
  
  void saveSelection(NameBasedVoiceCRUD crud) {
    Long id = conceptIDOrNull(crud.selected);
    //printStackTrace("saveSelection: " + crud.concept + " " + id);
    if (mapPutOrRemove_trueIfChanged(selections, crud.concept, id)) change();
  }
}