package com.jsql;
   
   import com.jsql.model.InjectionModel;
   import com.jsql.util.LogLevelUtil;
   import com.jsql.view.swing.JFrameView;
   import com.jsql.view.swing.util.MediatorHelper;
   import com.jsql.view.swing.util.UiUtil;
   import org.apache.logging.log4j.Level;
   import org.apache.logging.log4j.LogManager;
  import org.apache.logging.log4j.Logger;
  
  import java.awt.*;
  
  /**
   * Main class of the application and called from the .jar.
   * This class set the general environment of execution and start the software.
   */
  public class MainApp {
      
      private static final Logger LOGGER = LogManager.getRootLogger();
      private static final InjectionModel INJECTION_MODEL;  // required to load preferences first
      
      static {
          System.setProperty("jdk.httpclient.allowRestrictedHeaders", "connection,content-length,expect,host,upgrade");
          System.setProperty("log4j2.formatMsgNoLookups", "true");
  
          if (GraphicsEnvironment.isHeadless()) {
              LOGGER.log(Level.ERROR, "Headless runtime not supported, use default Java runtime instead");
              System.exit(1);
          }
  
          INJECTION_MODEL = new InjectionModel();
          MainApp.INJECTION_MODEL.getMediatorUtils().getPreferencesUtil().loadSavedPreferences();
  
          var nameTheme = MainApp.INJECTION_MODEL.getMediatorUtils().getPreferencesUtil().getThemeFlatLafName();
          UiUtil.applyTheme(nameTheme);  // required init but not enough, reapplied next
          MainApp.apply4K();
      }
  
      private MainApp() {
          // nothing
      }
      
      /**
       * Application starting point.
       * @param args CLI parameters (not used)
       */
      public static void main(String[] args) {
          MediatorHelper.register(MainApp.INJECTION_MODEL);
  
          MainApp.INJECTION_MODEL.getMediatorUtils().getExceptionUtil().setUncaughtExceptionHandler();
          MainApp.INJECTION_MODEL.getMediatorUtils().getProxyUtil().initProxy();
          MainApp.INJECTION_MODEL.getMediatorUtils().getAuthenticationUtil().setKerberosCifs();
  
          try {
              var view = new JFrameView(MainApp.INJECTION_MODEL);
              MediatorHelper.register(view);
              MainApp.INJECTION_MODEL.subscribe(view.getSubscriber());
          } catch (HeadlessException e) {
              LOGGER.log(LogLevelUtil.CONSOLE_JAVA, "HeadlessException, command line execution not supported: %s", e);
          } catch (AWTError e) {
              // Fix #22668: Assistive Technology not found
              LOGGER.log(LogLevelUtil.CONSOLE_JAVA, String.format(
                  "Java Access Bridge missing or corrupt, check your access bridge definition in JDK_HOME/jre/lib/accessibility.properties: %s",
                  e.getMessage()
              ), e);
          }
      }
  
      private static void apply4K() {  // required not in UiUtil before frame is set
          if (MainApp.INJECTION_MODEL.getMediatorUtils().getPreferencesUtil().is4K()) {
              System.setProperty("sun.java2d.uiScale", "2.5");  // jdk >= 9
          }
      }
  }