1 files changed, 101 insertions, 0 deletions
diff --git a/app/assets/javascripts/ide/stores/workers/files_decorator_worker.js b/app/assets/javascripts/ide/stores/workers/files_decorator_worker.js
new file mode 100644
index 00000000000..a4cd1ab099f
--- /dev/null
+++ b/app/assets/javascripts/ide/stores/workers/files_decorator_worker.js
@@ -0,0 +1,101 @@
+import { decorateData, sortTree } from '../utils';
+
+self.addEventListener('message', e => {
+  const {
+    data,
+    projectId,
+    branchId,
+    tempFile = false,
+    content = '',
+    base64 = false,
+  } = e.data;
+
+  const treeList = [];
+  let file;
+  const entries = data.reduce((acc, path) => {
+    const pathSplit = path.split('/');
+    const blobName = pathSplit.pop().trim();
+
+    if (pathSplit.length > 0) {
+      pathSplit.reduce((pathAcc, folderName) => {
+        const parentFolder = acc[pathAcc[pathAcc.length - 1]];
+        const folderPath = `${
+          parentFolder ? `${parentFolder.path}/` : ''
+        }${folderName}`;
+        const foundEntry = acc[folderPath];
+
+        if (!foundEntry) {
+          const tree = decorateData({
+            projectId,
+            branchId,
+            id: folderPath,
+            name: folderName,
+            path: folderPath,
+            url: `/${projectId}/tree/${branchId}/${folderPath}/`,
+            type: 'tree',
+            parentTreeUrl: parentFolder
+              ? parentFolder.url
+              : `/${projectId}/tree/${branchId}/`,
+            tempFile,
+            changed: tempFile,
+            opened: tempFile,
+          });
+
+          Object.assign(acc, {
+            [folderPath]: tree,
+          });
+
+          if (parentFolder) {
+            parentFolder.tree.push(tree);
+          } else {
+            treeList.push(tree);
+          }
+
+          pathAcc.push(tree.path);
+        } else {
+          pathAcc.push(foundEntry.path);
+        }
+
+        return pathAcc;
+      }, []);
+    }
+
+    if (blobName !== '') {
+      const fileFolder = acc[pathSplit.join('/')];
+      file = decorateData({
+        projectId,
+        branchId,
+        id: path,
+        name: blobName,
+        path,
+        url: `/${projectId}/blob/${branchId}/${path}`,
+        type: 'blob',
+        parentTreeUrl: fileFolder
+          ? fileFolder.url
+          : `/${projectId}/blob/${branchId}`,
+        tempFile,
+        changed: tempFile,
+        content,
+        base64,
+      });
+
+      Object.assign(acc, {
+        [path]: file,
+      });
+
+      if (fileFolder) {
+        fileFolder.tree.push(file);
+      } else {
+        treeList.push(file);
+      }
+    }
+
+    return acc;
+  }, {});
+
+  self.postMessage({
+    entries,
+    treeList: sortTree(treeList),
+    file,
+  });
+});