package sample;

import javafx.application.Application;
import javafx.collections.ListChangeListener;
import javafx.scene.Scene;
import javafx.scene.control.TextArea;
import javafx.scene.layout.BorderPane;
import javafx.scene.layout.HBox;
import javafx.stage.Stage;

import java.util.ArrayList;

public class Main extends Application {

 public static String getCurrentString(DfaState currentState) {
 String tempString = "";
 DfaState tempState = currentState;
 while (tempState.getParentState() != null) {
 tempString = (char) tempState.getParentInput() + tempString;
 tempState = tempState.getParentState();
 }
 return tempString;
 }


 @Override
 public void start(Stage primaryStage) throws Exception {
 primaryStage.setTitle("Fuck Writing!!!");

 BorderPane borderPane = new BorderPane();

 HBox box = new HBox();

 DfaBuilder builder = new DfaBuilder();

 builder.setDfaCallBack((current, states) -> {

 System.out.println("current list " + getCurrentString(current));

 System.out.println("预测文本 =》");

 ArrayList<DfaState> list = new ArrayList<>();
 for (Integer key : states.keySet()) {
 states.get(key).returnEndList(list);
 }

 for (DfaState state : list) {
 System.out.println("prediction list " + getCurrentString(state));
 }
 });

 TextArea field = new TextArea();
 field.setPrefSize(500, 500);
 field.getParagraphs().addListener((ListChangeListener<CharSequence>) c -> {
 while (c.next()) {
 int size = c.getAddedSubList().get(0).length();
// System.out.println(size);
// System.out.println(c);
 if (size >= 1) {
 System.out.println(c.getAddedSubList().get(0).charAt(size - 1));
 builder.input(c.getAddedSubList().get(0).charAt(size - 1));
 }
 }
 });

 box.getChildren().addAll(field);


 borderPane.setCenter(box);


 Scene scene = new Scene(borderPane);
 primaryStage.setScene(scene);

 primaryStage.show();
 }


 public static void main(String[] args) {
 launch(args);
 }
}