实现基本功能

src/com/dayrain/handle/ExportConfigHandler.java

@@ -0,0 +1,45 @@
+package com.dayrain.handle;
+
+import com.dayrain.component.Configuration;
+import com.dayrain.utils.FileUtils;
+import javafx.event.ActionEvent;
+import javafx.event.EventHandler;
+import javafx.stage.FileChooser;
+import javafx.stage.Stage;
+
+import java.io.File;
+
+/**
+ * 导出配置文件
+ * @author peng
+ * @date 2021/10/28
+ */
+public class ExportConfigHandler implements EventHandler<ActionEvent> {
+
+    private final Stage primaryStage;
+
+    private final Configuration configuration;
+
+    public ExportConfigHandler(Stage primaryStage, Configuration configuration) {
+        this.primaryStage = primaryStage;
+        this.configuration = configuration;
+    }
+
+    @Override
+    public void handle(ActionEvent event) {
+        Stage stage = new Stage();
+        stage.initOwner(primaryStage);
+        FileChooser fileChooser = new FileChooser();
+        String projectName = configuration.getProjectName();
+        if(projectName == null) {
+            projectName = "";
+        }
+        projectName += "server";
+        fileChooser.setTitle("导出配置");
+        fileChooser.setInitialFileName(projectName + ".json");
+        File file = fileChooser.showSaveDialog(stage);
+        if(file != null) {
+            FileUtils.saveConfig(configuration, file);
+        }
+    }
+}