From 4c4f09234b919bc1f8fdb363c473764982bb33dd Mon Sep 17 00:00:00 2001
From: qmstyle <qmstyle@noreply.gitcode.com>
Date: Tue, 25 Mar 2025 16:49:45 +0800
Subject: [PATCH] =?UTF-8?q?=E6=B7=BB=E5=8A=A0=E9=AA=8C=E8=AF=81=E7=A0=81?=
 =?UTF-8?q?=E7=99=BB=E5=BD=95?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 .../online/exam/ui/admin/LoginPage.java       | 215 ++++++++++++++----
 .../online/exam/ui/utils/AlertUtils.java      |   6 +-
 .../online/exam/ui/utils/HttpUtils.java       |   5 +
 src/main/resources/fmxl/login.fxml            |  18 +-
 4 files changed, 190 insertions(+), 54 deletions(-)

diff --git a/src/main/java/com/zhangmeng/online/exam/ui/admin/LoginPage.java b/src/main/java/com/zhangmeng/online/exam/ui/admin/LoginPage.java
index 1f54e5d..d0d0f9e 100644
--- a/src/main/java/com/zhangmeng/online/exam/ui/admin/LoginPage.java
+++ b/src/main/java/com/zhangmeng/online/exam/ui/admin/LoginPage.java
@@ -1,13 +1,28 @@
 package com.zhangmeng.online.exam.ui.admin;
 
+import com.alibaba.fastjson2.JSONObject;
+import com.zhangmeng.online.exam.ui.api.ApiUtils;
 import com.zhangmeng.online.exam.ui.components.ExamButtonComponent;
 import com.zhangmeng.online.exam.ui.components.ExamComponent;
 import com.zhangmeng.online.exam.ui.components.ShortAnswerComponent;
+import com.zhangmeng.online.exam.ui.utils.AlertUtils;
+import com.zhangmeng.online.exam.ui.utils.HttpUtils;
+import javafx.beans.value.ChangeListener;
+import javafx.beans.value.ObservableValue;
+import javafx.concurrent.ScheduledService;
+import javafx.concurrent.Task;
+import javafx.geometry.Pos;
 import javafx.scene.Scene;
 import javafx.scene.control.*;
+import javafx.scene.image.Image;
+import javafx.scene.image.ImageView;
 import javafx.scene.layout.*;
 import javafx.stage.Stage;
 import javafx.stage.Window;
+import javafx.util.Duration;
+
+import java.util.HashMap;
+import java.util.Map;
 
 /**
  * @author zm
@@ -16,24 +31,13 @@ import javafx.stage.Window;
  */
 public class LoginPage extends AnchorPane {
 
-    /**
-     * <columnConstraints>
-     * <ColumnConstraints hgrow="SOMETIMES" maxWidth="229.0" minWidth="10.0" prefWidth="38.0" />
-     * <ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="248.0" />
-     * </columnConstraints>
-     * <rowConstraints>
-     * <RowConstraints maxHeight="174.0" minHeight="10.0" prefHeight="60.0" vgrow="SOMETIMES" />
-     * <RowConstraints maxHeight="206.0" minHeight="10.0" prefHeight="47.0" vgrow="SOMETIMES" />
-     * <RowConstraints maxHeight="238.0" minHeight="10.0" prefHeight="52.0" vgrow="SOMETIMES" />
-     * </rowConstraints>
-     * <children>
-     * <Label text="账号" />
-     * <Label text="密码" GridPane.rowIndex="1" />
-     * <TextField GridPane.columnIndex="1" />
-     * <Button mnemonicParsing="false" prefHeight="23.0" prefWidth="178.0" text="登录" GridPane.columnIndex="1" GridPane.rowIndex="2" />
-     * <PasswordField GridPane.columnIndex="1" GridPane.rowIndex="1" />
-     * </children>
-     */
+
+    private TextField username;
+    private PasswordField password;
+    private TextField verificationCode;
+
+    private Button button1;
+
     public LoginPage() {
 
         ColumnConstraints column1 = new ColumnConstraints();
@@ -61,60 +65,179 @@ public class LoginPage extends AnchorPane {
         row2.setVgrow(Priority.SOMETIMES);
 
         RowConstraints row3 = new RowConstraints();
-        row3.setMaxHeight(238.0);
+        row3.setMaxHeight(206.0);
         row3.setMinHeight(10.0);
-        row3.setPrefHeight(52.0);
+        row3.setPrefHeight(47.0);
         row3.setVgrow(Priority.SOMETIMES);
 
+        RowConstraints row4 = new RowConstraints();
+        row4.setMaxHeight(206.0);
+        row4.setMinHeight(10.0);
+        row4.setPrefHeight(47.0);
+        row4.setVgrow(Priority.SOMETIMES);
+
         //        <GridPane layoutX="485.0" layoutY="59.0" prefHeight="159.0" prefWidth="275.0" AnchorPane.bottomAnchor="97.0" AnchorPane.leftAnchor="125.0" AnchorPane.rightAnchor="127.0" AnchorPane.topAnchor="59.0">
         GridPane gridPane = new GridPane();
         gridPane.getColumnConstraints().addAll(column1, column2);
-        gridPane.getRowConstraints().addAll(row1, row2, row3);
+        gridPane.getRowConstraints().addAll(row1, row2, row3, row4);
         gridPane.setLayoutX(485.0);
         gridPane.setLayoutY(59.0);
-        gridPane.setPrefHeight(159.0);
-        gridPane.setPrefWidth(275.0);
-        AnchorPane.setBottomAnchor(gridPane, 97.0);
+        gridPane.setPrefHeight(200);
+        gridPane.setPrefWidth(300);
+        AnchorPane.setBottomAnchor(gridPane, 90.0);
         AnchorPane.setLeftAnchor(gridPane, 125.0);
         AnchorPane.setRightAnchor(gridPane, 127.0);
         AnchorPane.setTopAnchor(gridPane, 59.0);
 
         Label label1 = new Label("账号");
         Label label2 = new Label("密码");
-        TextField textField1 = new TextField();
-        PasswordField passwordField1 = new PasswordField();
-        Button button1 = new Button("登录");
+        username = new TextField();
+        password = new PasswordField();
+         button1 = new Button("登录");
         button1.setMnemonicParsing(false);
         button1.setPrefHeight(23.0);
         button1.setPrefWidth(178.0);
 
         gridPane.add(label1, 0, 0);
         gridPane.add(label2, 0, 1);
-        gridPane.add(textField1, 1, 0);
-        gridPane.add(passwordField1, 1, 1);
-        gridPane.add(button1, 1, 2);
+        gridPane.add(username, 1, 0);
+        gridPane.add(password, 1, 1);
 
+
+        //验证码
+        ImageView imageView = new ImageView(new Image(ApiUtils.API_URL + "/verificationCode/generate"));
+        imageView.setFitHeight(30);
+        imageView.setFitWidth(100);
+        verificationCode = new TextField();
+//        verificationCode.setPrefWidth(100);
+//        verificationCode.setPrefHeight(23);
+
+        Label label3 = new Label("验证码");
+        gridPane.add(label3, 0, 2);
+        imageView.setOnMouseClicked(event -> {
+            imageView.setImage(new Image(ApiUtils.API_URL + "/verificationCode/generate"));
+        });
+
+        HBox hBox = new HBox(10);
+        hBox.setAlignment(Pos.CENTER);
+        hBox.getChildren().addAll(verificationCode, imageView);
+        gridPane.add(hBox, 1, 2);
+
+        gridPane.add(button1, 1, 3);
         getChildren().add(gridPane);
 
+        username.setText("admin");
+        password.setText("123456");
+
         button1.setOnAction(event -> {
-
-            Scene scene = button1.getScene();
-            Stage window = (Stage) scene.getWindow();
-            window.close();
-
-            Stage stage = new Stage();
-//            IndexPage shortAnswerComponent = new IndexPage();
-
-            PaperPage paperPage = new PaperPage();
-            scene = new Scene(paperPage, 1280, 720);
-            stage.setScene(scene);
-            stage.setTitle("在线考试系统");
-            stage.show();
-
-
+            login();
         });
 
     }
 
+    private void login() {
 
-}
+        //TODO 登录逻辑
+        Map<String, Object> params = new HashMap<>();
+        params.put("username", username.getText());
+        params.put("password", password.getText());
+        params.put("captcha", verificationCode.getText());
+        String response = HttpUtils.POST(ApiUtils.API_URL + "/login", params);
+        JSONObject jsonObject = JSONObject.parseObject(response);
+        if (jsonObject.getIntValue("code") == 2001) {
+
+            Map<String,Object> data = (Map<String, Object>) jsonObject.get("data");
+            Object token = data.get("token");
+            HttpUtils.USER_INFO.put("token",token);
+            Alert alert = AlertUtils.alert_msg(jsonObject.getString("message"));
+
+            MyScheduledService myService = new MyScheduledService();
+            //myService.setDelay(Duration.seconds(5));//延迟
+            myService.setPeriod(Duration.millis(500));//时间周期
+            myService.setRestartOnFailure(true);
+            myService.setMaximumFailureCount(4);//设置最大失败次数
+
+            myService.progressProperty().addListener(new ChangeListener<Number>() {
+                @Override
+                public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
+                    System.out.println("progressProperty:" + newValue.intValue());
+                }
+            });
+
+            myService.valueProperty().addListener(new ChangeListener<Number>() {
+                @Override
+                public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
+                    if (newValue != null){
+                        System.out.println("progressProperty:" + newValue.intValue());
+                    }
+                }
+            });
+
+            myService.lastValueProperty().addListener(new ChangeListener<Number>() {
+                @Override
+                public void changed(ObservableValue<? extends Number> observable, Number oldValue, Number newValue) {
+
+                    if (newValue != null){
+                        System.out.println("lastValueProperty:" + newValue.intValue());
+                        if (newValue.intValue() == 3){
+                            myService.cancel();
+                            alert.close();
+                            success();
+                        }
+                    }
+                }
+            });
+
+            myService.start();
+
+
+        } else {
+            AlertUtils.alert_warning(jsonObject.getString("message"));
+        }
+    }
+
+    private void success(){
+        Scene scene = button1.getScene();
+        Stage window = (Stage) scene.getWindow();
+        window.close();
+
+        Stage stage = new Stage();
+//            IndexPage shortAnswerComponent = new IndexPage();
+
+        PaperPage paperPage = new PaperPage();
+        scene = new Scene(paperPage, 1280, 720);
+        stage.setScene(scene);
+        stage.setTitle("在线考试系统");
+        stage.show();
+
+    }
+
+    class MyScheduledService extends ScheduledService<Number> {
+
+        int sum = 0 ;
+
+        @Override
+        protected Task<Number> createTask() {
+
+            return new Task<Number>() {
+                @Override
+                protected Number call() throws Exception {
+                    sum = sum + 1;
+
+                    return sum;
+                }
+
+                @Override
+                protected void updateValue(Number value) {
+
+                    super.updateValue(value);
+//                    System.out.println("updateValue");
+                    if (value.intValue() == 10){
+                        MyScheduledService.this.cancel();
+                    }
+
+                }
+            };
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/java/com/zhangmeng/online/exam/ui/utils/AlertUtils.java b/src/main/java/com/zhangmeng/online/exam/ui/utils/AlertUtils.java
index e4272c3..6ea4757 100644
--- a/src/main/java/com/zhangmeng/online/exam/ui/utils/AlertUtils.java
+++ b/src/main/java/com/zhangmeng/online/exam/ui/utils/AlertUtils.java
@@ -48,20 +48,22 @@ public class AlertUtils {
     /**
      * 警告弹窗
      */
-    public static void alert_warning(String msg) {
+    public static Alert  alert_warning(String msg) {
         Alert alert = new Alert(Alert.AlertType.WARNING);
         alert.initModality(Modality.APPLICATION_MODAL);
         alert.setContentText(msg);
         alert.setHeaderText(null);
         alert.show();
+        return alert;
     }
 
-    public static void alert_msg(String msg) {
+    public static Alert  alert_msg(String msg) {
         Alert alert = new Alert(Alert.AlertType.INFORMATION);
         alert.initModality(Modality.APPLICATION_MODAL);
         alert.setContentText(msg);
         alert.setHeaderText(null);
         alert.show();
+        return alert;
     }
 
     public static void alert(String title, Parent node, Stage primaryStage) {
diff --git a/src/main/java/com/zhangmeng/online/exam/ui/utils/HttpUtils.java b/src/main/java/com/zhangmeng/online/exam/ui/utils/HttpUtils.java
index eac0026..1f120cf 100644
--- a/src/main/java/com/zhangmeng/online/exam/ui/utils/HttpUtils.java
+++ b/src/main/java/com/zhangmeng/online/exam/ui/utils/HttpUtils.java
@@ -18,20 +18,25 @@ import java.util.Map;
  */
 public class HttpUtils<T> {
 
+    public static Map<String, Object> USER_INFO = new HashMap<>();
+
     public static <T> T GET(String url, Class<T> clazz) {
         String response = HttpUtil.get(url, CharsetUtil.CHARSET_UTF_8);
         return JSONObject.parseObject(response, clazz);
     }
 
     public static String GET(String url) {
+        url = url + "?token=" + USER_INFO.get("token");
         return HttpUtil.get(url, CharsetUtil.CHARSET_UTF_8);
     }
 
     public static String GET(String url, Map<String, Object> params) {
+        params.put("token",USER_INFO.get("token"));
         return HttpUtil.get(url, params);
     }
 
     public static String POST(String url, Map<String, Object> params) {
+        params.put("token",USER_INFO.get("token"));
         return HttpUtil.post(url, params);
     }
 
diff --git a/src/main/resources/fmxl/login.fxml b/src/main/resources/fmxl/login.fxml
index d5f1fd5..261bb81 100644
--- a/src/main/resources/fmxl/login.fxml
+++ b/src/main/resources/fmxl/login.fxml
@@ -4,6 +4,7 @@
 <?import javafx.scene.control.Label?>
 <?import javafx.scene.control.PasswordField?>
 <?import javafx.scene.control.TextField?>
+<?import javafx.scene.image.ImageView?>
 <?import javafx.scene.layout.AnchorPane?>
 <?import javafx.scene.layout.ColumnConstraints?>
 <?import javafx.scene.layout.GridPane?>
@@ -11,10 +12,11 @@
 
 <AnchorPane prefHeight="315.0" prefWidth="527.0" xmlns="http://javafx.com/javafx/19" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.zhangmeng.online.exam.ui.admin.LoginController">
     <children>
-        <GridPane layoutX="485.0" layoutY="59.0" prefHeight="159.0" prefWidth="275.0" AnchorPane.bottomAnchor="97.0" AnchorPane.leftAnchor="125.0" AnchorPane.rightAnchor="127.0" AnchorPane.topAnchor="59.0">
+        <GridPane layoutX="485.0" layoutY="59.0" prefHeight="159.0" prefWidth="364.0" AnchorPane.bottomAnchor="97.0" AnchorPane.leftAnchor="125.0" AnchorPane.rightAnchor="42.0" AnchorPane.topAnchor="59.0">
             <columnConstraints>
-                <ColumnConstraints hgrow="SOMETIMES" maxWidth="229.0" minWidth="10.0" prefWidth="38.0" />
-                <ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="248.0" />
+                <ColumnConstraints hgrow="SOMETIMES" maxWidth="229.0" minWidth="10.0" prefWidth="54.0" />
+                <ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="236.0" />
+            <ColumnConstraints hgrow="SOMETIMES" maxWidth="423.0" minWidth="10.0" prefWidth="80.0" />
             </columnConstraints>
             <rowConstraints>
                 <RowConstraints maxHeight="174.0" minHeight="10.0" prefHeight="60.0" vgrow="SOMETIMES" />
@@ -24,10 +26,14 @@
             <children>
                 <Label text="账号" />
                 <Label text="密码" GridPane.rowIndex="1" />
-                <TextField GridPane.columnIndex="1" />
-                <Button mnemonicParsing="false" prefHeight="23.0" prefWidth="178.0" text="登录" GridPane.columnIndex="1" GridPane.rowIndex="2" />
-                <PasswordField GridPane.columnIndex="1" GridPane.rowIndex="1" />
+                <TextField prefHeight="23.0" prefWidth="100.0" GridPane.columnIndex="1" />
+                <PasswordField prefHeight="22.0" prefWidth="159.0" GridPane.columnIndex="1" GridPane.rowIndex="1" />
+            <Label text="验证码" GridPane.rowIndex="2" />
+            <TextField prefHeight="23.0" prefWidth="121.0" GridPane.columnIndex="1" GridPane.rowIndex="2" />
             </children>
         </GridPane>
+          <Button layoutX="175.0" layoutY="231.0" mnemonicParsing="false" prefHeight="23.0" prefWidth="178.0" text="登录" />
+      <ImageView fitHeight="23.0" fitWidth="107.0" layoutX="424.0" layoutY="183.0" pickOnBounds="true" preserveRatio="true" />
+      <ImageView fitHeight="22.0" fitWidth="107.0" layoutX="442.0" layoutY="183.0" pickOnBounds="true" preserveRatio="true" />
     </children>
 </AnchorPane>