VisualSapfor/src/Common/Database/Tables/DataSet.java

package Common.Database.Tables;
import Common.Current_;
import Common.Database.Objects.DBObject;
import Common.MainModule_;
import Common.Passes.PassCode_;
import Common.Utils.TextLog;
import Common.Visual.DataSetControlForm;
import Common.Visual.UI;
import Common.Visual.Windows.Dialog.DBObjectDialog;
import Common.Visual.Windows.Dialog.DialogFields;

import javax.swing.*;
import java.util.Comparator;
import java.util.LinkedHashMap;
import java.util.Vector;
import java.util.stream.Collectors;
public class DataSet<K, D extends DBObject> extends DataSetAnchestor {
    //-
    public LinkedHashMap<Class, Object> selections = new LinkedHashMap<>();
    //---
    public String Name;
    public Class<K> k; //класс первичного ключа.
    public Class<D> d; //класс объектов.
    public LinkedHashMap<K, D> Data = new LinkedHashMap<>(); //наполнение
    //-
    protected DataSetControlForm ui = null;
    //--
    public DataSet(Class<K> k_in, Class<D> d_in) {
        k = k_in;
        d = d_in;
        Name = d.getSimpleName();
    }
    public DataSetControlForm getUI() {
        return ui;
    }
    public void mountUI(JPanel mountPanel_in) {
        UI.Clear(mountPanel_in);
        ui = createUI(mountPanel_in);
    }
    public void ClearUI() {
        if ((ui != null) && ui.isShown()) {
            ui.ClearSelection();
            ui.Clear();
        }
    }
    public void RefreshUI() {
        if (ui != null) ui.Refresh();
    }
    public int getRowCountUI() {
        return ui.getRowCount();
    }
    public void SetCurrentObjectByUI(Object pk) {
        if (ui != null) {
            ui.ClearSelection(); //сброс текущего объекта и всего что с ним связано.
            ui.Select(pk);
        }
    }
    protected DataSetControlForm createUI(JPanel mountPanel) {
        return null;
    }
    public void SelectAll(boolean flag) {
        for (D object : Data.values()) {
            if (object.isVisible())
                object.Select(flag);
        }
        RefreshUI();
    }
    public D getFirstRecord() {
        return Data.values().stream().findFirst().orElse(null);
    }
    public Vector<D> getOrderedRecords(Comparator<D> comparator) {
        Vector<D> res = new Vector<>(Data.values());
        res.sort(comparator);
        return res;
    }
    @SuppressWarnings("unchecked")
    public DBObjectDialog<D, ? extends DialogFields> getDialog() {
        return null;
    }
    public boolean ShowAddObjectDialog(DBObject object) {
        return getDialog().ShowDialog(getSingleDescription() + ": добавление", object);
    }
    public boolean ShowEditObjectDialog(DBObject object) {
        DBObjectDialog dialog = getDialog();
        dialog.edit = true;
        dialog.SetEditLimits();
        return dialog.ShowDialog(getSingleDescription() + ": редактирование", object);
    }
    public boolean ViewObject(DBObject object) {
        DBObjectDialog dialog = getDialog();
        dialog.SetReadonly();
        dialog.ShowDialog(getSingleDescription() + ": просмотр", object);
        return false;
    }
    public boolean ShowDeleteObjectDialog(DBObject object) {
        return UI.Warning(getSingleDescription() + " " + object.getBDialogName() + " будет удален(а)");
    }
    public boolean ShowDeleteObjectsDialog(int toDeleteCount) {
        return UI.Warning(getPluralDescription() + " в количестве " + toDeleteCount + " будут удалены)");
    }
    public String QName() {
        return "\"" + Name + "\"";
    }
    public String getPKName() {
        return "";
    } //получить имя ключевого поля. нужно для таблиц.
    public String getPluralDescription() {
        return "";
    }
    public String getSingleDescription() {
        return "";
    }
    //-
    public void put(Object key, D object) {
        Data.put((K) key, object);
    }
    public D get(Object key) {
        return Data.get(key);
    }
    public Object getFieldAt(D object, int columnIndex) {
        return null;
    }
    public void clear() {
        Data.clear();
    }
    public int size() {
        return Data.size();
    }
    public boolean containsKey(Object key) {
        return Data.containsKey(key);
    }
    //-
    public Vector<K> getVisibleKeys() {
        Comparator<D> comparator = getComparator();
        Vector<K> res = new Vector<>();
        if (comparator == null) {
            for (K key : Data.keySet())
                if (Data.get(key).isVisible())
                    res.add(key);
        } else {
            Vector<D> raw = new Vector<>();
            for (D object : Data.values()) {
                if (object.isVisible())
                    raw.add(object);
            }
            raw.sort(comparator);
            for (D object : raw)
                res.add((K) object.getPK());
        }
        return res;
    }
    protected Comparator<D> getComparator() {
        return null;
    }
    public int getSelectedCount() {
        return (int) Data.values().stream().filter(d -> d.isVisible() && d.isSelected()).count();
    }
    public Vector<D> getSelectedItems() {
        return Data.values().stream().filter(d -> d.isVisible() && d.isSelected()).collect(Collectors.toCollection(Vector::new));
    }
    public Vector<K> getSelectedKeys() {
        return Data.values().stream().filter(DBObject::isSelected).map(d -> (K) d.getPK()).collect(Collectors.toCollection(Vector::new));
    }
    //--
    public void ShowUI() {
        if (ui != null) {
            ui.Show();
        }
    }
    public void ShowUI(Object key) {
        if (ui != null) {
            ui.Show(key);
        }
    }
    //------------------------------------------------------------------------------------
    public Current_ CurrentName() {
        return null;
    }
    public boolean CheckCurrent(TextLog log) {
        return MainModule_.instance.Check(log, CurrentName());
    }
    public boolean CheckSelectedOrCurrent(TextLog log) {
        if ((getSelectedCount() == 0) && (CurrentName() == null || (getCurrent() == null))) {
            log.Writeln_(getPluralDescription() + ":");
            log.Writeln_("Отсутствуют отмеченные объекты, или текущий объект!");
            return false;
        }
        return true;
    }
    public void dropCurrent() {
        MainModule_.instance.set(CurrentName(), null);
    }
    public D getCurrent() {
        return (D) MainModule_.instance.get(CurrentName());
    }
    public void setCurrent(D o) {
        MainModule_.instance.set(CurrentName(), o);
    }
    public Vector<D> getSelectedOrCurrent() {
        Vector<D> res = new Vector<>();
        if (getSelectedCount() > 0)
            res = getSelectedItems();
        else {
            if ((CurrentName() != null) && (getCurrent() != null)) {
                res.add(getCurrent());
            }
        }
        return res;
    }
    public Vector<K> getSelectedOrCurrentKeys() {
        Vector<K> res = new Vector<>();
        if (getSelectedCount() > 0)
            res = getSelectedKeys();
        else {
            if ((CurrentName() != null) && (getCurrent() != null)) {
                res.add((K) getCurrent().getPK());
            }
        }
        return res;
    }
    public void SaveLastSelections() {
        if (ui!=null) {
            Object lastPk = null;
            if ((CurrentName() != null) && (getCurrent() != null))
                lastPk = getCurrent().getPK();
            if (!selections.containsKey(getClass()))
                selections.put(getClass(), lastPk);
            else selections.replace(getClass(), lastPk);
        }
    }
    public void RestoreLastSelections() {
        if (ui!=null) {
            Object lastPk = selections.get(getClass());
            if ((CurrentName() != null) && (lastPk != null)) {
                ui.Select(lastPk);
            }
        }
    }
    //-------------------------------------------------------------------------------------
    public PassCode_ getDeletePassCode() {
        return null;
    }
}