wqs

doc/README.md

@@ -237,7 +237,6 @@ project/
 
 ## 作者信息
 
-- **姓名班级**：软件2301王麒晟
 - **项目类型**：个人项目
 - **开发语言**：Java
 - **设计模式**：策略模式、模板方法模式、工厂模式

src/MathQuestionGenerator.java

@@ -143,16 +143,12 @@ public class MathQuestionGenerator {
         showOperationMenu(currentGrade);
 
         while (true) {
-            System.out.println();
-            System.out.print("请输入操作：");
-            String input = scanner.nextLine().trim();
-
-            if (input.equals("-1")) {
-                currentUser = null;
-                System.out.println("退出当前用户，重新登录...");
+            String input = getUserInput();
+            
+            if (handleExitCommand(input)) {
                 break;
             }
-
+            
             if (input.startsWith("切换为")) {
                 if (handleSwitchCommand(input)) {
                     currentGrade = currentUser.getGrade();
@@ -160,19 +156,51 @@ public class MathQuestionGenerator {
                 }
                 continue;
             }
-
-            try {
-                int count = Integer.parseInt(input);
-                if (count < MIN_QUESTION_COUNT || count > MAX_QUESTION_COUNT) {
-                    System.out.println("题目数量应在" + MIN_QUESTION_COUNT + "-" + MAX_QUESTION_COUNT + "之间");
-                    continue;
-                }
-
-                generateQuestions(count, currentGrade);
-
-            } catch (NumberFormatException e) {
-                System.out.println("请输入有效的数字（" + MIN_QUESTION_COUNT + "-" + MAX_QUESTION_COUNT + "）或切换命令");
+            
+            handleQuestionGeneration(input, currentGrade);
+        }
+    }
+    
+    /**
+     * 获取用户输入
+     * @return 用户输入
+     */
+    private static String getUserInput() {
+        System.out.println();
+        System.out.print("请输入操作：");
+        return scanner.nextLine().trim();
+    }
+    
+    /**
+     * 处理退出命令
+     * @param input 用户输入
+     * @return 是否退出
+     */
+    private static boolean handleExitCommand(String input) {
+        if (input.equals("-1")) {
+            currentUser = null;
+            System.out.println("退出当前用户，重新登录...");
+            return true;
+        }
+        return false;
+    }
+    
+    
+    /**
+     * 处理题目生成
+     * @param input 用户输入
+     * @param currentGrade 当前年级
+     */
+    private static void handleQuestionGeneration(String input, String currentGrade) {
+        try {
+            int count = Integer.parseInt(input);
+            if (count < MIN_QUESTION_COUNT || count > MAX_QUESTION_COUNT) {
+                System.out.println("题目数量应在" + MIN_QUESTION_COUNT + "-" + MAX_QUESTION_COUNT + "之间");
+                return;
             }
+            generateQuestions(count, currentGrade);
+        } catch (NumberFormatException e) {
+            System.out.println("请输入有效的数字（" + MIN_QUESTION_COUNT + "-" + MAX_QUESTION_COUNT + "）或切换命令");
         }
     }
     
@@ -330,10 +358,28 @@ public class MathQuestionGenerator {
      * @param grade 年级类型
      */
     private static void saveQuestionsToFile(List<String> questions, File userDir, int count, String grade) {
+        File outputFile = createOutputFile(userDir);
+        writeQuestionsToFile(questions, outputFile);
+        showGenerationResult(count, grade, outputFile);
+    }
+    
+    /**
+     * 创建输出文件
+     * @param userDir 用户文件夹
+     * @return 输出文件
+     */
+    private static File createOutputFile(File userDir) {
         SimpleDateFormat dateFormat = new SimpleDateFormat("yyyy-MM-dd-HH-mm-ss");
         String filename = dateFormat.format(new Date()) + ".txt";
-        File outputFile = new File(userDir, filename);
-
+        return new File(userDir, filename);
+    }
+    
+    /**
+     * 将题目写入文件
+     * @param questions 题目列表
+     * @param outputFile 输出文件
+     */
+    private static void writeQuestionsToFile(List<String> questions, File outputFile) {
         try (PrintWriter writer = new PrintWriter(new FileWriter(outputFile))) {
             for (int i = 0; i < questions.size(); i++) {
                 writer.println((i + 1) + ". " + questions.get(i));
@@ -344,7 +390,15 @@ public class MathQuestionGenerator {
         } catch (IOException e) {
             System.out.println("保存文件失败：" + e.getMessage());
         }
-
+    }
+    
+    /**
+     * 显示生成结果
+     * @param count 题目数量
+     * @param grade 年级类型
+     * @param outputFile 输出文件
+     */
+    private static void showGenerationResult(int count, String grade, File outputFile) {
         System.out.println();
         System.out.println("✓ 题目生成完成！");
         System.out.println("✓ 已生成 " + count + " 道" + grade + "数学题目");