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package org.jetbrains.plugins.coursecreator.actions;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
import com.intellij.icons.AllIcons;
import com.intellij.ide.projectView.ProjectView;
import com.intellij.openapi.actionSystem.AnActionEvent;
import com.intellij.openapi.actionSystem.CommonDataKeys;
import com.intellij.openapi.application.ApplicationManager;
import com.intellij.openapi.command.CommandProcessor;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.editor.Document;
import com.intellij.openapi.fileEditor.FileDocumentManager;
import com.intellij.openapi.project.DumbAwareAction;
import com.intellij.openapi.project.Project;
import com.intellij.openapi.ui.DialogWrapper;
import com.intellij.openapi.ui.Messages;
import com.intellij.openapi.vfs.VirtualFile;
import com.intellij.openapi.vfs.VirtualFileManager;
import com.intellij.util.io.ZipUtil;
import org.jetbrains.annotations.NotNull;
import org.jetbrains.plugins.coursecreator.CCProjectService;
import org.jetbrains.plugins.coursecreator.StudyDocumentListener;
import org.jetbrains.plugins.coursecreator.format.*;
import org.jetbrains.plugins.coursecreator.ui.CreateCourseArchiveDialog;
import java.io.*;
import java.util.*;
import java.util.zip.ZipOutputStream;
public class CreateCourseArchive extends DumbAwareAction {
private static final Logger LOG = Logger.getInstance(CreateCourseArchive.class.getName());
private String myZipName;
private String myLocationDir;
public void setZipName(String zipName) {
myZipName = zipName;
}
public void setLocationDir(String locationDir) {
myLocationDir = locationDir;
}
public CreateCourseArchive() {
super("Generate course archive", "Generate course archive", AllIcons.FileTypes.Archive);
}
@Override
public void actionPerformed(AnActionEvent e) {
final Project project = e.getData(CommonDataKeys.PROJECT);
if (project == null) {
return;
}
final CCProjectService service = CCProjectService.getInstance(project);
final Course course = service.getCourse();
if (course == null) return;
CreateCourseArchiveDialog dlg = new CreateCourseArchiveDialog(project, this);
dlg.show();
if (dlg.getExitCode() != DialogWrapper.OK_EXIT_CODE) {
return;
}
final VirtualFile baseDir = project.getBaseDir();
final Map<String, Lesson> lessons = course.getLessonsMap();
//map to store initial task file
final Map<TaskFile, TaskFile> taskFiles = new HashMap<TaskFile, TaskFile>();
for (Map.Entry<String, Lesson> lesson : lessons.entrySet()) {
final VirtualFile lessonDir = baseDir.findChild(lesson.getKey());
if (lessonDir == null) continue;
for (Map.Entry<String, Task> task : lesson.getValue().myTasksMap.entrySet()) {
final VirtualFile taskDir = lessonDir.findChild(task.getKey());
if (taskDir == null) continue;
for (final Map.Entry<String, TaskFile> entry : task.getValue().task_files.entrySet()) {
ApplicationManager.getApplication().runWriteAction(new Runnable() {
@Override
public void run() {
createUserFile(project, taskFiles, taskDir, taskDir, entry);
}
});
}
}
}
generateJson(project);
packCourse(baseDir, lessons);
resetTaskFiles(taskFiles);
synchronize(project);
}
public static void createUserFile(@NotNull final Project project,
@NotNull final Map<TaskFile, TaskFile> taskFilesCopy,
@NotNull final VirtualFile userFileDir,
@NotNull final VirtualFile answerFileDir,
@NotNull final Map.Entry<String, TaskFile> taskFiles) {
final String name = taskFiles.getKey();
VirtualFile file = userFileDir.findChild(name);
if (file != null) {
try {
file.delete(project);
}
catch (IOException e) {
LOG.error(e);
}
}
try {
userFileDir.createChildData(project, name);
}
catch (IOException e) {
LOG.error(e);
}
file = userFileDir.findChild(name);
assert file != null;
String answerFileName = file.getNameWithoutExtension() + ".answer";
VirtualFile answerFile = answerFileDir.findChild(answerFileName);
if (answerFile == null) {
return;
}
final Document answerDocument = FileDocumentManager.getInstance().getDocument(answerFile);
if (answerDocument == null) {
return;
}
final Document document = FileDocumentManager.getInstance().getDocument(file);
if (document == null) return;
final TaskFile taskFile = taskFiles.getValue();
TaskFile taskFileSaved = new TaskFile();
taskFile.copy(taskFileSaved);
CommandProcessor.getInstance().executeCommand(project, new Runnable() {
@Override
public void run() {
ApplicationManager.getApplication().runWriteAction(new Runnable() {
@Override
public void run() {
document.replaceString(0, document.getTextLength(), answerDocument.getText());
}
});
}
}, "x", "qwe");
InsertionListener listener = new InsertionListener(taskFile);
document.addDocumentListener(listener);
taskFilesCopy.put(taskFile, taskFileSaved);
Collections.sort(taskFile.getTaskWindows());
for (int i = taskFile.getTaskWindows().size() - 1; i >= 0; i--) {
final TaskWindow taskWindow = taskFile.getTaskWindows().get(i);
replaceTaskWindow(project, document, taskWindow);
}
document.removeDocumentListener(listener);
}
private static void replaceTaskWindow(@NotNull final Project project,
@NotNull final Document document,
@NotNull final TaskWindow taskWindow) {
final String taskText = taskWindow.getTaskText();
final int lineStartOffset = document.getLineStartOffset(taskWindow.line);
final int offset = lineStartOffset + taskWindow.start;
CommandProcessor.getInstance().executeCommand(project, new Runnable() {
@Override
public void run() {
ApplicationManager.getApplication().runWriteAction(new Runnable() {
@Override
public void run() {
document.replaceString(offset, offset + taskWindow.getReplacementLength(), taskText);
FileDocumentManager.getInstance().saveDocument(document);
}
});
}
}, "x", "qwe");
}
private static void synchronize(@NotNull final Project project) {
VirtualFileManager.getInstance().refreshWithoutFileWatcher(true);
ProjectView.getInstance(project).refresh();
}
public static void resetTaskFiles(@NotNull final Map<TaskFile, TaskFile> taskFiles) {
for (Map.Entry<TaskFile, TaskFile> entry : taskFiles.entrySet()) {
TaskFile realTaskFile = entry.getKey();
TaskFile savedTaskFile = entry.getValue();
realTaskFile.update(savedTaskFile);
}
}
private void packCourse(@NotNull final VirtualFile baseDir, @NotNull final Map<String, Lesson> lessons) {
try {
File zipFile = new File(myLocationDir, myZipName + ".zip");
ZipOutputStream zos = new ZipOutputStream(new BufferedOutputStream(new FileOutputStream(zipFile)));
for (Map.Entry<String, Lesson> entry : lessons.entrySet()) {
final VirtualFile lessonDir = baseDir.findChild(entry.getKey());
if (lessonDir == null) continue;
ZipUtil.addFileOrDirRecursively(zos, null, new File(lessonDir.getPath()), lessonDir.getName(), new FileFilter() {
@Override
public boolean accept(File pathname) {
return !pathname.getName().contains(".answer");
}
}, null);
}
ZipUtil.addFileOrDirRecursively(zos, null, new File(baseDir.getPath(), "hints"), "hints", null, null);
ZipUtil.addFileOrDirRecursively(zos, null, new File(baseDir.getPath(), "course.json"), "course.json", null, null);
ZipUtil.addFileOrDirRecursively(zos, null, new File(baseDir.getPath(), "test_helper.py"), "test_helper.py", null, null);
zos.close();
Messages.showInfoMessage("Course archive was saved to " + zipFile.getPath(), "Course Archive Was Created Successfully");
}
catch (IOException e1) {
LOG.error(e1);
}
}
private static void generateJson(@NotNull final Project project) {
final CCProjectService service = CCProjectService.getInstance(project);
final Course course = service.getCourse();
final Gson gson = new GsonBuilder().setPrettyPrinting().excludeFieldsWithoutExposeAnnotation().create();
final String json = gson.toJson(course);
final File courseJson = new File(project.getBasePath(), "course.json");
FileWriter writer = null;
try {
writer = new FileWriter(courseJson);
writer.write(json);
}
catch (IOException e) {
Messages.showErrorDialog(e.getMessage(), "Failed to Generate Json");
LOG.info(e);
}
catch (Exception e) {
Messages.showErrorDialog(e.getMessage(), "Failed to Generate Json");
LOG.info(e);
}
finally {
try {
if (writer != null) {
writer.close();
}
}
catch (IOException e1) {
//close silently
}
}
}
private static class InsertionListener extends StudyDocumentListener {
public InsertionListener(TaskFile taskFile) {
super(taskFile);
}
@Override
protected void updateTaskWindowLength(CharSequence fragment, TaskWindow taskWindow, int change) {
//we don't need to update task window length
}
}
}
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