1 files changed, 110 insertions, 0 deletions
diff --git a/python/edu/course-creator/src/org/jetbrains/plugins/coursecreator/actions/CreateTaskFile.java b/python/edu/course-creator/src/org/jetbrains/plugins/coursecreator/actions/CreateTaskFile.java
new file mode 100644
index 000000000000..5aafcebefd6e
--- /dev/null
+++ b/python/edu/course-creator/src/org/jetbrains/plugins/coursecreator/actions/CreateTaskFile.java
@@ -0,0 +1,110 @@
+package org.jetbrains.plugins.coursecreator.actions;
+
+import com.intellij.ide.IdeView;
+import com.intellij.ide.fileTemplates.FileTemplate;
+import com.intellij.ide.fileTemplates.FileTemplateManager;
+import com.intellij.ide.fileTemplates.FileTemplateUtil;
+import com.intellij.ide.util.DirectoryChooserUtil;
+import com.intellij.ide.util.EditorHelper;
+import com.intellij.openapi.actionSystem.AnActionEvent;
+import com.intellij.openapi.actionSystem.CommonDataKeys;
+import com.intellij.openapi.actionSystem.LangDataKeys;
+import com.intellij.openapi.actionSystem.Presentation;
+import com.intellij.openapi.application.ApplicationManager;
+import com.intellij.openapi.project.DumbAwareAction;
+import com.intellij.openapi.project.Project;
+import com.intellij.openapi.ui.Messages;
+import com.intellij.psi.PsiDirectory;
+import com.intellij.psi.PsiElement;
+import icons.PythonPsiApiIcons;
+import org.jetbrains.plugins.coursecreator.CCProjectService;
+import org.jetbrains.plugins.coursecreator.format.Course;
+import org.jetbrains.plugins.coursecreator.format.Lesson;
+import org.jetbrains.plugins.coursecreator.format.Task;
+
+public class CreateTaskFile extends DumbAwareAction {
+
+  public CreateTaskFile() {
+    super("Task File", "Create new Task File", PythonPsiApiIcons.PythonFile);
+  }
+
+  @Override
+  public void actionPerformed(AnActionEvent e) {
+    final IdeView view = e.getData(LangDataKeys.IDE_VIEW);
+    final Project project = e.getData(CommonDataKeys.PROJECT);
+
+    if (view == null || project == null) {
+      return;
+    }
+    final PsiDirectory taskDir = DirectoryChooserUtil.getOrChooseDirectory(view);
+    if (taskDir == null) return;
+    PsiDirectory lessonDir = taskDir.getParent();
+    if (lessonDir == null) {
+      return;
+    }
+    final CCProjectService service = CCProjectService.getInstance(project);
+    final Course course = service.getCourse();
+    final Lesson lesson = course.getLesson(lessonDir.getName());
+    final Task task = lesson.getTask(taskDir.getName());
+
+    final int index = task.getTaskFiles().size() + 1;
+    String generatedName = "file" + index;
+    final String taskFileName = Messages.showInputDialog("Name:", "Task File Name", null, generatedName, null);
+    if (taskFileName == null) return;
+
+    ApplicationManager.getApplication().runWriteAction(new Runnable() {
+      @Override
+      public void run() {
+          final FileTemplate taskTemplate = FileTemplateManager.getInstance().getInternalTemplate("task.py");
+          try {
+            final PsiElement taskPyFile = FileTemplateUtil.createFromTemplate(taskTemplate, taskFileName + ".py", null, taskDir);
+            task.addTaskFile(taskPyFile.getContainingFile().getName(), index);
+            ApplicationManager.getApplication().invokeLater(new Runnable() {
+              @Override
+              public void run() {
+                EditorHelper.openInEditor(taskPyFile, false);
+                view.selectElement(taskPyFile);
+              }
+            });
+          }
+          catch (Exception ignored) {
+          }
+      }
+    });
+  }
+
+  @Override
+  public void update(AnActionEvent event) {
+    final Presentation presentation = event.getPresentation();
+    final Project project = event.getData(CommonDataKeys.PROJECT);
+    if (project == null) {
+      presentation.setVisible(false);
+      presentation.setEnabled(false);
+      return;
+    }
+
+    final IdeView view = event.getData(LangDataKeys.IDE_VIEW);
+    if (view == null) {
+      presentation.setVisible(false);
+      presentation.setEnabled(false);
+      return;
+    }
+
+    final PsiDirectory[] directories = view.getDirectories();
+    if (directories.length == 0) {
+      presentation.setVisible(false);
+      presentation.setEnabled(false);
+      return;
+    }
+    final PsiDirectory directory = DirectoryChooserUtil.getOrChooseDirectory(view);
+    final CCProjectService service = CCProjectService.getInstance(project);
+    final Course course = service.getCourse();
+    if (course != null && directory != null && !directory.getName().contains("task")) {
+      presentation.setVisible(false);
+      presentation.setEnabled(false);
+      return;
+    }
+    presentation.setVisible(true);
+    presentation.setEnabled(true);
+  }
+}