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!7

concept Entry {
  S computerID, shortName, comment;
  S controllableByMe;

  sS _fieldOrder = "shortName computerID comment";
}

cmodule2 ComputerNames > DynCRUD<Entry> {
  bool automaticallyAddOnlineComputers = true;
  
  start {
    indexConceptField(Entry, 'computerID);
    
    // Add myself
    cset(uniq_returnIfNew(Entry, computerID := computerID()), comment := "This computer");
      
    dm_vmBus_onMessage('onlineComputerIDs, voidfunc(Collection<S> ids) {
      if (automaticallyAddOnlineComputers) slurpIDs(ids)
    });
    
    dm_requireAndCall("#1016578/AllOnlineComputers", 'updateList);

    // Add currently online computers
    pcall {
      slurpIDs((LS) dm_callModuleOpt(dm_findModule("#1016578/AllOnlineComputers"), 'onlineComputerIDs));
    }

    onConceptsChange(r { dm_findAndCallModule("#1016578/AllOnlineComputers", 'updateList) });
    
    dm_registerAs('controllableComputerList);
  }
  
  // API
  
  svoid slurpIDs(Collection<S> ids) {
    for (S id : unnull(ids)) uniq(Entry, computerID := id);
  }
  
  S nameForID(S computerID) {
    ret cget(conceptWhere(Entry, +computerID), 'shortName);
  }
  
  void setControllableByMe(S computerID, bool b) {
    cset(uniq(Entry, +computerID), controllableByMe := yesNo_short(b));
  }
  
  LS controllableComputers() {
    ret withoutMyComputerID(collect('computerID, conceptsWhere(Entry, controllableByMe := 'yes)));
  }

  void openDialogForComputerID(S computerID) {
    if (isComputerID(computerID))
      crud.editConcept(uniq Entry(+computerID));
  }
}