add delete draft button (#4380)

* add delete draft button

* fix spelling mistakes

frontend/src/utils/editor-utilities.js

@@ -0,0 +1,125 @@
+import { slug, repoID, historyRepoID } from './constants';
+import { seafileAPI } from './seafile-api';
+
+class EditorUtilities {
+  
+  getFiles() {
+    return seafileAPI.listWikiDir(slug, '/').then(items => {
+      const files = items.data.dir_file_list.map(item => {
+        return {
+          name: item.name,
+          type: item.type === 'dir' ? 'dir' : 'file',
+          isExpanded: item.type === 'dir' ? true : false,
+          parent_path: item.parent_dir,
+          last_update_time: item.last_update_time,
+          permission: item.permission,
+          size: item.size
+        };
+      });
+      return files;
+    });
+  }
+
+  listRepoDir() {
+    return seafileAPI.listDir(repoID, '/',{recursive: true}).then(items => {
+      const files = items.data.dirent_list.map(item => {
+        return {
+          name: item.name,
+          type: item.type === 'dir' ? 'dir' : 'file',
+          isExpanded: item.type === 'dir' ? true : false,
+          parent_path: item.parent_dir,
+          last_update_time: item.mtime,
+          permission: item.permission,
+          size: item.size
+        };
+      });
+
+      return files;
+    });
+  }
+
+  createFile(filePath, isDraft) {
+    return seafileAPI.createFile(repoID, filePath, isDraft);
+  }
+
+  deleteFile(filePath) {
+    return seafileAPI.deleteFile(repoID, filePath);
+  }
+
+  renameFile(filePath, newFileName) {
+    return seafileAPI.renameFile(repoID, filePath, newFileName);
+  }
+
+  createDir(dirPath) {
+    return seafileAPI.createDir(repoID, dirPath);
+  }
+
+  deleteDir(dirPath) {
+    return seafileAPI.deleteDir(repoID, dirPath);
+  }
+
+  renameDir(dirPath, newDirName) {
+    return seafileAPI.renameDir(repoID, dirPath, newDirName);
+  }
+
+  getWikiFileContent(slug, filePath) {
+    return seafileAPI.getWikiFileContent(slug, filePath);
+  }
+
+  getSource() {
+    return seafileAPI.getSource();
+  }
+
+  searchFiles(queryData,cancelToken) {
+    return seafileAPI.searchFiles(queryData,cancelToken);
+  }
+
+  getAccountInfo() {
+    return seafileAPI.getAccountInfo();
+  }
+
+  // file history
+  getFileDownloadLink(filePath) {
+    return seafileAPI.getFileDownloadLink(historyRepoID, filePath);
+  }
+
+  getFileContent(filePath) {
+    return seafileAPI.getFileContent(filePath);
+  }
+
+  listFileHistoryRecords(filePath, page, per_page) {
+    return seafileAPI.listFileHistoryRecords(historyRepoID, filePath, page, per_page);
+  }
+  
+  revertFile(filePath, commitID) {
+    return seafileAPI.revertFile(historyRepoID, filePath, commitID);
+  }
+
+  listDrafts() {
+    return seafileAPI.listDrafts();
+  }
+
+  deleteDraft(id) {
+    return seafileAPI.deleteDraft(id);
+  }
+
+  publishDraft(id) {
+    return seafileAPI.publishDraft(id);
+  }
+
+  zipDownload(parent_dir, dirents) {
+    return seafileAPI.zipDownload(repoID, parent_dir, dirents);
+  }
+
+  queryZipProgress(zip_token) {
+    return seafileAPI.queryZipProgress(zip_token);
+  }
+
+  cancelZipTask(zip_token) {
+    return seafileAPI.cancelZipTask(zip_token);
+  }
+}
+
+const editorUtilities = new EditorUtilities();
+
+export default editorUtilities;