Server/src/engine/db/handlers/dbRuneBaseHandler.java

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//      Magicbane Emulator Project © 2013 - 2026
//                https://www.magicbane.com


package engine.db.handlers;

import engine.gameManager.DbManager;
import engine.mbEnums;
import engine.objects.AbstractGameObject;
import engine.objects.BaseClass;
import engine.objects.PromotionClass;
import engine.objects.Race;
import engine.objects.RuneBase;
import org.pmw.tinylog.Logger;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class dbRuneBaseHandler extends dbHandlerBase {

    public dbRuneBaseHandler() {
        this.localClass = RuneBase.class;
        this.localObjectType = mbEnums.GameObjectType.valueOf(this.localClass.getSimpleName());
    }

    // static_rune_lookup is generated for the DB views; a failed write must never stop the boot
    public static void WRITE_RUNE_LOOKUP() {

        int rowsWritten = 0;

        try (Connection connection = DbManager.getConnection();
             PreparedStatement deleteStatement = connection.prepareStatement("DELETE FROM `static_rune_lookup`");
             PreparedStatement insertStatement = connection.prepareStatement("INSERT INTO `static_rune_lookup` (`ID`, `type`, `name`) VALUES (?, ?, ?)")) {

            connection.setAutoCommit(false);

            try {
                deleteStatement.executeUpdate();

                for (Race race : Race.getAllRaces()) {
                    addRuneLookupRow(insertStatement, race.getRaceRuneID(), "RACE", race.getName());
                    rowsWritten++;
                }

                for (AbstractGameObject baseClass : DbManager.getMap(mbEnums.GameObjectType.BaseClass).values()) {
                    addRuneLookupRow(insertStatement, baseClass.getObjectUUID(), "BASECLASS", ((BaseClass) baseClass).getName());
                    rowsWritten++;
                }

                for (AbstractGameObject promotionClass : DbManager.getMap(mbEnums.GameObjectType.PromotionClass).values()) {
                    addRuneLookupRow(insertStatement, promotionClass.getObjectUUID(), "PROMOTION", ((PromotionClass) promotionClass).getName());
                    rowsWritten++;
                }

                insertStatement.executeBatch();
                connection.commit();
            } catch (SQLException | RuntimeException e) {
                // Roll back before setAutoCommit(true), which would otherwise commit the delete
                connection.rollback();
                throw e;
            } finally {
                connection.setAutoCommit(true);
            }

        } catch (Exception e) {
            Logger.warn("static_rune_lookup not written; DB views keep their old names: " + e.getMessage());
            return;
        }

        Logger.info("static_rune_lookup: wrote " + rowsWritten + " rows");
    }

    private static void addRuneLookupRow(PreparedStatement insertStatement, int runeID, String type, String name) throws SQLException {
        insertStatement.setInt(1, runeID);
        insertStatement.setString(2, type);
        insertStatement.setString(3, name);
        insertStatement.addBatch();
    }
}