Update working but we are creating folder in Onedrive for virtual folders

src/app/dashboard/actions.ts

@@ -24,42 +24,32 @@ export async function getFileNodes() {
 
 /**
  * 2. DELETE: Remove from OneDrive and Database
- * Improved to ensure DB removal even if OneDrive API returns errors.
  */
 export async function deleteFileAction(fileId: string) {
   const session = await auth();
   if (!session?.user?.id) throw new Error("Unauthorized");
 
-  // 1. Find the node to check permissions
   const node = await prisma.fileNode.findUnique({
     where: { id: fileId },
   });
 
   if (!node) {
-    // If not in DB, trigger a refresh anyway to clear the UI
     revalidatePath("/dashboard");
     return { success: true, message: "Item already removed from database" };
   }
 
-  // @ts-ignore - role added via auth callbacks
+  // @ts-ignore
   const isAdmin = session.user.role === "ADMIN";
   const isOwner = node.ownerId === session.user.id;
 
   if (!isAdmin && !isOwner) {
-    throw new Error("Permission Denied: You do not have authority to delete this item.");
+    throw new Error("Permission Denied.");
   }
 
-  if (node.isFolder && !isAdmin) {
-    throw new Error("Security Restriction: Only Administrators can delete folders.");
-  }
-
-  // 2. OneDrive Deletion Attempt
   try {
     const accessToken = await getFreshAccessToken(session.user.id);
-    
     if (accessToken) {
       const rootFolder = "WebCalibre";
-      // We target the folder on OneDrive by the ID stored in our DB
       const onedrivePath = `https://graph.microsoft.com/v1.0/me/drive/root:/${rootFolder}/${node.id}`;
       
       const onedriveRes = await fetch(onedrivePath, {
@@ -68,27 +58,19 @@ export async function deleteFileAction(fileId: string) {
       });
 
       if (!onedriveRes.ok && onedriveRes.status !== 404) {
-        const errData = await onedriveRes.json().catch(() => ({}));
+        console.warn("OneDrive Deletion Warning: Cloud record might still exist.");
-        console.warn("OneDrive Deletion Warning (Cloud record might still exist):", errData);
       }
     }
   } catch (cloudError) {
-    // We catch cloud errors but DO NOT throw them, so we can proceed to delete the DB record
+    console.error("Cloud cleanup failed:", cloudError);
-    console.error("Cloud communication failed, proceeding with DB cleanup:", cloudError);
   }
 
-  // 3. Database Deletion (The Source of Truth for your UI)
   try {
-    await prisma.fileNode.delete({
+    await prisma.fileNode.delete({ where: { id: fileId } });
-      where: { id: fileId }
-    });
-
     revalidatePath("/dashboard");
     revalidatePath("/upload");
-    
     return { success: true };
-  } catch (dbError: any) {
+  } catch (dbError) {
-    console.error("Database deletion failed:", dbError);
     throw new Error("Failed to remove the record from the database.");
   }
 }
@@ -99,7 +81,6 @@ export async function deleteFileAction(fileId: string) {
 export async function moveNodeAction(nodeId: string, newParentId: string | null) {
   const session = await auth();
   if (!session?.user?.id) throw new Error("Unauthorized");
-
   if (nodeId === newParentId) throw new Error("Cannot move to self.");
 
   try {
@@ -107,10 +88,79 @@ export async function moveNodeAction(nodeId: string, newParentId: string | null)
       where: { id: nodeId },
       data: { parentId: newParentId }
     });
-
     revalidatePath("/dashboard");
     return { success: true };
   } catch (error) {
     throw new Error("Move failed.");
   }
 }
+
+/**
+ * 4. UPDATE & REPLACE: Full update of metadata and OneDrive content
+ * Uses FormData to handle the binary file upload and text fields.
+ */
+export async function updateFileFullAction(formData: FormData) {
+  const session = await auth();
+  if (!session?.user?.id) throw new Error("Unauthorized");
+
+  const id = formData.get("id") as string;
+  const name = formData.get("name") as string;
+  const description = formData.get("description") as string;
+  const parentIdRaw = formData.get("parentId") as string;
+  const metadataStr = formData.get("metadata") as string;
+  const newFile = formData.get("file") as File | null;
+
+  // Handle the "root" placeholder back to null for Prisma
+  const parentId = parentIdRaw === "root" ? null : parentIdRaw;
+  let metadata = JSON.parse(metadataStr);
+
+  try {
+    const accessToken = await getFreshAccessToken(session.user.id);
+    if (!accessToken) throw new Error("Access token expired.");
+
+    // 1. OneDrive Overwrite (if file is provided)
+    if (newFile && newFile.size > 0) {
+      const rootFolder = "WebCalibre";
+      // PUT request to the specific file ID path overwrites content
+      const onedrivePath = `https://graph.microsoft.com/v1.0/me/drive/root:/${rootFolder}/${id}:/content`;
+
+      const uploadRes = await fetch(onedrivePath, {
+        method: "PUT",
+        headers: { 
+          Authorization: `Bearer ${accessToken}`,
+          "Content-Type": newFile.type 
+        },
+        body: Buffer.from(await newFile.arrayBuffer()),
+      });
+
+      if (!uploadRes.ok) {
+        const err = await uploadRes.json();
+        throw new Error(`OneDrive error: ${err.error?.message}`);
+      }
+
+      // Update metadata with new file properties
+      metadata.type = newFile.name.split('.').pop()?.toUpperCase() || 'UNKNOWN';
+      metadata.mimeType = newFile.type;
+    }
+
+    // 2. Database Update
+    await prisma.fileNode.update({
+      where: { id },
+      data: {
+        name,
+        description,
+        parentId,
+        metadata,
+        // If file changed, update size; otherwise keep existing
+        size: newFile ? BigInt(newFile.size) : undefined,
+        updatedAt: new Date(),
+      }
+    });
+
+    revalidatePath("/dashboard");
+    return { success: true };
+  } catch (error: any) {
+    console.error("Full Update Action Failure:", error);
+    throw new Error(error.message || "Failed to update record.");
+  }
+}

src/app/dashboard/dashboard-view.tsx

@@ -1,8 +1,18 @@
-"use client";
+'use client';
+
+//src/app/dashboard/dashboard-view.tsx 
 
 import { useState } from "react";
 import { 
-  Button, CircularProgress, Box, Chip, IconButton, Tooltip, Typography, Stack, TextField, InputAdornment 
+  Button, 
+  CircularProgress, 
+  Box, 
+  Chip, 
+  IconButton, 
+  Typography, 
+  Stack, 
+  TextField, 
+  InputAdornment
 } from "@mui/material";
 import { 
   DataGrid, 
@@ -17,9 +27,10 @@ import RefreshIcon from "@mui/icons-material/Refresh";
 import FolderIcon from "@mui/icons-material/Folder";
 import InsertDriveFileIcon from "@mui/icons-material/InsertDriveFile";
 import DeleteIcon from "@mui/icons-material/Delete";
-import InfoOutlinedIcon from '@mui/icons-material/InfoOutlined';
+import EditIcon from "@mui/icons-material/Edit";
 import SearchIcon from '@mui/icons-material/Search';
 import CancelIcon from '@mui/icons-material/Cancel';
+
 import { syncOneDrive } from "./sync-actions";
 import { deleteFileAction } from "./actions";
 import { useRouter } from "next/navigation";
@@ -30,7 +41,6 @@ function CustomToolbar() {
       <Typography variant="h6" fontWeight="bold" color="primary">
         Library
       </Typography>
-      
       <QuickFilter sx={{ display: 'flex', alignItems: 'center' }}>
         <QuickFilterControl
           render={({ ref, ...controlProps }, state) => (
@@ -139,10 +149,7 @@ export default function DashboardView({ initialFiles, user }: DashboardViewProps
       field: "type", 
       headerName: "Type", 
       width: 120,
-      // Fixed: Pulling type from metadata since it's not a top-level property
+      valueGetter: (value, row) => row.metadata?.type || (row.isFolder ? "Folder" : "File"),
-      valueGetter: (value, row) => {
-        return row.metadata?.type || (row.isFolder ? "Folder" : "File");
-      },
       renderCell: (params) => (
         <Typography variant="caption" sx={{ textTransform: 'uppercase', fontWeight: 'bold', color: 'text.secondary' }}>
           {params.value}
@@ -152,21 +159,40 @@ export default function DashboardView({ initialFiles, user }: DashboardViewProps
     { 
       field: "size", 
       headerName: "Size", 
-      width: 120,
+      width: 100,
       renderCell: (params) => params.row.isFolder ? "--" : `${(Number(params.value) / 1024 / 1024).toFixed(2)} MB`
     },
     { 
       field: "actions",
       headerName: "Actions",
-      width: 100,
+      width: 120,
       align: 'right',
-      renderCell: (params) => (
+      renderCell: (params) => {
-        (isAdmin || params.row.ownerId === user?.id) && (
+        const isOwner = params.row.ownerId === user?.id;
-          <IconButton size="small" color="error" onClick={() => handleDelete(params.row.id, params.row.name)}>
+        if (isAdmin || isOwner) {
-            <DeleteIcon fontSize="small" />
+          return (
-          </IconButton>
+            <Stack direction="row" spacing={0.5}>
-        )
+              <IconButton 
-      )
+                size="small" 
+                color="primary" 
+                onClick={() => router.push(`/update/${params.row.id}`)}
+                title="Edit Details"
+              >
+                <EditIcon fontSize="small" />
+              </IconButton>
+              <IconButton 
+                size="small" 
+                color="error" 
+                onClick={() => handleDelete(params.row.id, params.row.name)}
+                title="Delete"
+              >
+                <DeleteIcon fontSize="small" />
+              </IconButton>
+            </Stack>
+          );
+        }
+        return null;
+      }
     },
     {
       field: "metadata_search",

src/app/dashboard/sync-actions.ts

@@ -1,5 +1,4 @@
 'use server';
-
 import { auth } from "@/auth";
 import { prisma } from "@/lib/prisma";
 import { revalidatePath } from "next/cache";
@@ -7,64 +6,37 @@ import { getFreshAccessToken } from "@/lib/auth-utils";
 
 export async function syncOneDrive() {
   const session = await auth();
-  
   if (!session?.user?.id) throw new Error("Unauthorized");
 
   try {
     const accessToken = await getFreshAccessToken(session.user.id);
-
-    if (!accessToken) {
-      throw new Error("Microsoft account not linked properly or session expired.");
-    }
-
     const response = await fetch("https://graph.microsoft.com/v1.0/me/drive/root:/WebCalibre:/children", {
-      headers: { 
+      headers: { Authorization: `Bearer ${accessToken}` },
-        Authorization: `Bearer ${accessToken}`,
-        "Content-Type": "application/json"
-      },
     });
     
-    if (!response.ok) {
+    if (!response.ok) return { success: true, count: 0 };
-      const errorData = await response.json();
-      if (response.status === 404) {
-        return { success: true, count: 0 };
-      }
-      throw new Error(errorData.error?.message || "Failed to fetch data from OneDrive");
-    }
 
     const data = await response.json();
     let syncedCount = 0;
-
-    // Regular expression to identify if a string is a UUID
     const uuidRegex = /^[0-9a-f]{8}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{4}-[0-9a-f]{12}$/i;
 
     for (const item of data.value) {
       const isFolder = !!item.folder;
 
-      /**
+      // Only skip if it's a folder AND it's a UUID (storage container)
-       * FILTER: If the item is a folder and the name is a UUID, skip it.
+      // If a user named a file with a UUID, we still want it.
-       * These are storage containers created by the upload action, not user-facing folders.
-       */
       if (isFolder && uuidRegex.test(item.name)) {
         continue;
       }
 
-      const extension = isFolder 
+      const extension = isFolder ? 'FOLDER' : (item.name.split('.').pop()?.toUpperCase() || 'UNKNOWN');
-        ? 'FOLDER' 
-        : (item.name.split('.').pop()?.toUpperCase() || 'UNKNOWN');
-
-      const fileSize = item.size ? BigInt(item.size) : BigInt(0);
 
       await prisma.fileNode.upsert({
-        where: { oneDriveId: item.id },
+        where: { oneDriveId: item.id }, // Primary match
         update: {
           name: item.name,
-          size: fileSize,
+          size: BigInt(item.size || 0),
           isFolder: isFolder,
-          metadata: { 
-            type: extension,
-            mimeType: item.file?.mimeType || null 
-          },
           path: item.parentReference?.path + '/' + item.name,
           updatedAt: new Date(),
         },
@@ -72,14 +44,11 @@ export async function syncOneDrive() {
           id: crypto.randomUUID(), 
           oneDriveId: item.id,
           name: item.name,
-          size: fileSize,
+          size: BigInt(item.size || 0),
           isFolder: isFolder,
           path: item.parentReference?.path + '/' + item.name,
           ownerId: session.user.id,
-          metadata: { 
+          metadata: { type: extension, mimeType: item.file?.mimeType || null },
-            type: extension,
-            mimeType: item.file?.mimeType || null 
-          },
         }
       });
       syncedCount++;
@@ -87,9 +56,7 @@ export async function syncOneDrive() {
     
     revalidatePath('/dashboard');
     return { success: true, count: syncedCount };
-
   } catch (error: any) {
-    console.error("Sync Process Failure:", error.message);
+    throw new Error(error.message);
-    throw new Error(error.message || "An unexpected error occurred during sync.");
   }
 }

src/app/dashboard/upload/page.tsx

@@ -1,69 +0,0 @@
-"use client";
-
-import { useState } from "react";
-import { Box, Button, Typography, Paper, LinearProgress, Container } from "@mui/material";
-import CloudUploadIcon from "@mui/icons-material/CloudUpload";
-import { uploadFileAction } from "../upload-actions";
-
-export default function UploadPage() {
-  const [file, setFile] = useState<File | null>(null);
-  const [loading, setLoading] = useState(false);
-
-  const handleUpload = async () => {
-    if (!file) return;
-    setLoading(true);
-    
-    const formData = new FormData();
-    formData.append("file", file);
-
-    try {
-      await uploadFileAction(formData);
-      alert("Book added to WebCalibre!");
-      setFile(null);
-    } catch (err) {
-      alert("Upload failed. Check console.");
-    } finally {
-      setLoading(false);
-    }
-  };
-
-  return (
-    <Container maxWidth="sm" sx={{ mt: 8 }}>
-      <Paper elevation={3} sx={{ p: 4, textAlign: 'center', borderRadius: 4 }}>
-        <Typography variant="h5" gutterBottom fontWeight="bold">
-          Upload to Library
-        </Typography>
-        <Typography color="textSecondary" mb={4}>
-          Files will be saved in your OneDrive "WebCalibre" folder.
-        </Typography>
-
-        <Box sx={{ border: '2px dashed #ccc', p: 4, mb: 3, borderRadius: 2 }}>
-          <input
-            accept=".pdf,.epub,.mobi,.txt"
-            style={{ display: 'none' }}
-            id="file-input"
-            type="file"
-            onChange={(e) => setFile(e.target.files?.[0] || null)}
-          />
-          <label htmlFor="file-input">
-            <Button variant="outlined" component="span" startIcon={<CloudUploadIcon />}>
-              {file ? file.name : "Choose Book File"}
-            </Button>
-          </label>
-        </Box>
-
-        {loading && <LinearProgress sx={{ mb: 2 }} />}
-
-        <Button 
-          variant="contained" 
-          fullWidth 
-          size="large"
-          disabled={!file || loading}
-          onClick={handleUpload}
-        >
-          {loading ? "Uploading..." : "Start Upload"}
-        </Button>
-      </Paper>
-    </Container>
-  );
-}

src/app/update/[id]/_actions.ts

@@ -0,0 +1,49 @@
+'use server';
+
+//src/app/update/[id]/_actions.ts
+
+import { auth } from "@/auth";
+import { prisma } from "@/lib/prisma";
+import { revalidatePath } from "next/cache";
+
+export async function updateFileAction(formData: FormData) {
+  const session = await auth();
+  if (!session?.user?.id) throw new Error("Unauthorized");
+
+  const id = formData.get("id") as string;
+  const name = formData.get("name") as string;
+  const description = formData.get("description") as string;
+  const parentIdRaw = formData.get("parentId") as string;
+  const customMetadataRaw = formData.get("customMetadata") as string;
+
+  const parentId = (parentIdRaw === "" || parentIdRaw === "root") ? null : parentIdRaw;
+  const customMetadata = customMetadataRaw ? JSON.parse(customMetadataRaw) : {};
+
+  try {
+    // 1. Get existing record to preserve system metadata (like mimeType)
+    const existing = await prisma.fileNode.findUnique({ where: { id } });
+    const existingMetadata = (existing?.metadata as Record<string, any>) || {};
+
+    // 2. Update the record
+    await prisma.fileNode.update({
+      where: { id },
+      data: {
+        name,
+        description,
+        parentId,
+        metadata: {
+          ...customMetadata, // User's new keys
+          type: name.split('.').pop()?.toUpperCase() || existingMetadata.type || "FILE",
+          mimeType: existingMetadata.mimeType // Preserve the original mimeType
+        }
+      }
+    });
+
+    revalidatePath("/dashboard");
+    revalidatePath(`/update/${id}`);
+    return { success: true };
+  } catch (error: any) {
+    console.error("Update error:", error);
+    return { success: false, message: error.message };
+  }
+}

src/app/update/[id]/page.tsx

@@ -0,0 +1,34 @@
+import { auth } from "@/auth";
+import { redirect, notFound } from "next/navigation";
+import { prisma } from "@/lib/prisma";
+import { Container } from "@mui/material";
+import UpdateView from "./update-view";
+
+// Note: params is now handled as a Promise
+export default async function UpdatePage({ params }: { params: Promise<{ id: string }> }) {
+  const session = await auth();
+  if (!session) redirect("/");
+
+  // 1. Await the params to get the actual ID
+  const { id } = await params;
+
+  // 2. Fetch the specific file using the awaited ID
+  const fileNode = await prisma.fileNode.findUnique({
+    where: { id: id }
+  });
+
+  if (!fileNode) notFound();
+
+  // Fetch folders for the destination dropdown
+  const folders = await prisma.fileNode.findMany({
+    where: { isFolder: true },
+    orderBy: { name: 'asc' },
+    select: { id: true, name: true }
+  });
+
+  return (
+    <Container maxWidth="md" sx={{ py: 8 }}>
+      <UpdateView fileNode={fileNode} folders={folders} />
+    </Container>
+  );
+}

src/app/update/[id]/update-view.tsx

@@ -0,0 +1,171 @@
+'use client';
+
+import { useState } from "react";
+import { 
+  Box, Button, Typography, Paper, Stack, 
+  TextField, MenuItem, IconButton, Grid, Divider 
+} from "@mui/material";
+import SaveIcon from "@mui/icons-material/Save";
+import ArrowBackIcon from '@mui/icons-material/ArrowBack';
+import AssignmentIcon from '@mui/icons-material/Assignment';
+import AddCircleOutlineIcon from '@mui/icons-material/AddCircleOutline';
+import DeleteOutlineIcon from '@mui/icons-material/DeleteOutline';
+import FolderIcon from "@mui/icons-material/Folder";
+import { useRouter } from "next/navigation";
+import { updateFileAction } from "./_actions";
+
+interface MetadataPair {
+  key: string;
+  value: string;
+}
+
+export default function UpdateView({ fileNode, folders }: any) {
+  const router = useRouter();
+  const [loading, setLoading] = useState(false);
+
+  // 1. Initialize Basic Info
+  const [name, setName] = useState(fileNode.name);
+  const [description, setDescription] = useState(fileNode.description || "");
+  const [parentId, setParentId] = useState(fileNode.parentId || "");
+
+  // 2. Parse existing JSON metadata into Key/Value array for the UI
+  // We filter out 'type' and 'mimeType' as they are system-managed
+  const initialMetadata = Object.entries(fileNode.metadata || {})
+    .filter(([key]) => !['type', 'mimeType'].includes(key))
+    .map(([key, value]) => ({ key, value: String(value) }));
+
+  const [customMetadata, setCustomMetadata] = useState<MetadataPair[]>(initialMetadata);
+
+  const handleUpdate = async () => {
+    setLoading(true);
+    const formData = new FormData();
+    formData.append("id", fileNode.id);
+    formData.append("name", name);
+    formData.append("description", description);
+    formData.append("parentId", parentId);
+    
+    // Convert array back to object for storage
+    const metadataObj = customMetadata.reduce((acc, curr) => {
+      if (curr.key.trim()) acc[curr.key.trim()] = curr.value;
+      return acc;
+    }, {} as Record<string, string>);
+    
+    formData.append("customMetadata", JSON.stringify(metadataObj));
+
+    const res = await updateFileAction(formData);
+    if (res.success) {
+      router.push("/dashboard");
+      router.refresh();
+    } else {
+      alert("Update failed");
+      setLoading(false);
+    }
+  };
+
+  return (
+    <Paper sx={{ p: { xs: 3, md: 6 }, borderRadius: 4 }} elevation={3}>
+      <Button startIcon={<ArrowBackIcon />} onClick={() => router.back()} sx={{ mb: 2 }}>
+        Back
+      </Button>
+
+      <Typography variant="h4" fontWeight={900} color="primary" gutterBottom>
+        Edit File Details
+      </Typography>
+
+      <Stack spacing={4} sx={{ mt: 2 }}>
+        {/* Name Field */}
+        <TextField 
+          label="File Name" 
+          fullWidth value={name} 
+          onChange={(e) => setName(e.target.value)}
+          slotProps={{ inputLabel: { shrink: true } }}
+        />
+
+        {/* Folder Select */}
+        <TextField
+          id="update-dest-select"
+          select fullWidth label="Destination Folder"
+          value={parentId}
+          onChange={(e) => setParentId(e.target.value)}
+          slotProps={{
+            select: { displayEmpty: true },
+            inputLabel: { shrink: true }
+          }}
+        >
+          <MenuItem value=""><em>-- Root --</em></MenuItem>
+          {folders.map((f: any) => (
+            <MenuItem key={f.id} value={f.id}>{f.name}</MenuItem>
+          ))}
+        </TextField>
+
+        {/* Custom Metadata Section */}
+        <Box>
+          <Box sx={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', mb: 2 }}>
+            <Typography variant="h6" fontWeight="700" sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
+              <AssignmentIcon color="primary" /> Custom Attributes
+            </Typography>
+            <Button 
+              startIcon={<AddCircleOutlineIcon />} 
+              size="small" 
+              onClick={() => setCustomMetadata([...customMetadata, { key: "", value: "" }])}
+            >
+              Add Field
+            </Button>
+          </Box>
+          
+          <Stack spacing={2}>
+            {customMetadata.map((row, index) => (
+              <Grid container spacing={1} key={index} alignItems="center">
+                <Grid item xs={5}>
+                  <TextField 
+                    fullWidth size="small" placeholder="Key" 
+                    value={row.key} 
+                    onChange={(e) => {
+                      const updated = [...customMetadata];
+                      updated[index].key = e.target.value;
+                      setCustomMetadata(updated);
+                    }}
+                  />
+                </Grid>
+                <Grid item xs={6}>
+                  <TextField 
+                    fullWidth size="small" placeholder="Value" 
+                    value={row.value} 
+                    onChange={(e) => {
+                      const updated = [...customMetadata];
+                      updated[index].value = e.target.value;
+                      setCustomMetadata(updated);
+                    }}
+                  />
+                </Grid>
+                <Grid item xs={1}>
+                  <IconButton color="error" onClick={() => setCustomMetadata(customMetadata.filter((_, i) => i !== index))}>
+                    <DeleteOutlineIcon />
+                  </IconButton>
+                </Grid>
+              </Grid>
+            ))}
+          </Stack>
+        </Box>
+
+        <TextField
+          label="Description"
+          multiline rows={4} fullWidth
+          value={description}
+          onChange={(e) => setDescription(e.target.value)}
+          slotProps={{ inputLabel: { shrink: true } }}
+        />
+
+        <Button 
+          variant="contained" size="large" fullWidth
+          startIcon={<SaveIcon />}
+          onClick={handleUpdate}
+          disabled={loading}
+          sx={{ py: 1.5, fontWeight: 'bold' }}
+        >
+          {loading ? "Saving..." : "Save Changes"}
+        </Button>
+      </Stack>
+    </Paper>
+  );
+}

src/app/upload/_actions.ts

@@ -1,11 +1,59 @@
 'use server';
-
 import { auth } from "@/auth";
 import { getFreshAccessToken } from "@/lib/auth-utils";
 import { prisma } from "@/lib/prisma";
 import { revalidatePath } from "next/cache";
 
-// createFolderAction remains the same...
+export async function createFolderAction(name: string, parentId?: string | null) {
+  const session = await auth();
+  if (!session?.user?.id) throw new Error("Unauthorized");
+
+  try {
+    const accessToken = await getFreshAccessToken(session.user.id);
+    const rootFolder = "WebCalibre";
+    const internalId = crypto.randomUUID();
+
+    const onedriveRes = await fetch(`https://graph.microsoft.com/v1.0/me/drive/root:/${rootFolder}:/children`, {
+      method: "POST",
+      headers: { 
+        Authorization: `Bearer ${accessToken}`, 
+        "Content-Type": "application/json" 
+      },
+      body: JSON.stringify({ 
+        name: internalId, 
+        folder: {},
+        "@microsoft.graph.conflictBehavior": "rename"
+      })
+    });
+
+    if (!onedriveRes.ok) {
+      const errorData = await onedriveRes.json();
+      throw new Error(errorData.error?.message || "OneDrive folder creation failed");
+    }
+    
+    // CAPTURE Microsoft's ID
+    const onedriveData = await onedriveRes.json();
+
+    const newNode = await prisma.fileNode.create({
+      data: {
+        id: internalId,
+        oneDriveId: onedriveData.id, // SAVED HERE
+        name: name,
+        isFolder: true,
+        path: `/${rootFolder}/${internalId}`, 
+        ownerId: session.user.id,
+        parentId: parentId || null,
+        metadata: { type: "FOLDER" }
+      }
+    });
+
+    revalidatePath("/upload");
+    revalidatePath("/dashboard");
+    return { success: true, node: newNode };
+  } catch (error: any) {
+    throw new Error(error.message || "Failed to create folder");
+  }
+}
 
 export async function uploadFileAction(formData: FormData) {
   const session = await auth();
@@ -13,9 +61,8 @@ export async function uploadFileAction(formData: FormData) {
 
   const file = formData.get("file") as File;
   const description = formData.get("description") as string || "";
-  const parentId = formData.get("parentId") as string | null;
+  const parentIdRaw = formData.get("parentId") as string | null;
-  
+  const parentId = (parentIdRaw === "" || parentIdRaw === "root") ? null : parentIdRaw;
-  // Parse the dynamic metadata from the client
   const customMetadataRaw = formData.get("customMetadata") as string;
   const customMetadata = customMetadataRaw ? JSON.parse(customMetadataRaw) : {};
 
@@ -25,52 +72,60 @@ export async function uploadFileAction(formData: FormData) {
   const rootFolder = "WebCalibre";
   const internalId = crypto.randomUUID();
 
-  // 1. Create OneDrive Storage Folder
+  // 1. Create Storage Container
   const createSubFolderRes = await fetch(`https://graph.microsoft.com/v1.0/me/drive/root:/${rootFolder}:/children`, {
     method: "POST",
     headers: { Authorization: `Bearer ${accessToken}`, "Content-Type": "application/json" },
     body: JSON.stringify({ name: internalId, folder: {} })
   });
-
-  if (!createSubFolderRes.ok) throw new Error("Storage directory creation failed");
   const subFolderData = await createSubFolderRes.json();
 
-  // 2. Upload Session & File Transfer (Existing logic is fine)
+  // 2. Upload File
   const sessionUrl = `https://graph.microsoft.com/v1.0/me/drive/items/${subFolderData.id}:/${encodeURIComponent(file.name)}:/createUploadSession`;
   const sessionRes = await fetch(sessionUrl, {
     method: "POST",
     headers: { Authorization: `Bearer ${accessToken}`, "Content-Type": "application/json" },
     body: JSON.stringify({ item: { "@microsoft.graph.conflictBehavior": "replace" } })
   });
+  
   const { uploadUrl } = await sessionRes.json();
   const buffer = Buffer.from(await file.arrayBuffer());
-  await fetch(uploadUrl, {
+
+  const uploadRes = await fetch(uploadUrl, {
     method: "PUT",
-    headers: { "Content-Length": `${file.size}`, "Content-Range": `bytes 0-${file.size - 1}/${file.size}` },
+    headers: { 
+      "Content-Length": `${file.size}`, 
+      "Content-Range": `bytes 0-${file.size - 1}/${file.size}` 
+    },
     body: buffer
   });
 
-  // 3. Final Database Record with Merged Metadata
+  // 3. GET THE FINAL FILE ID FROM MICROSOFT
+  const uploadedFileData = await uploadRes.json();
+  const oneDriveId = uploadedFileData.id;
+
   const extension = file.name.split('.').pop()?.toUpperCase() || "UNKNOWN";
 
   await prisma.fileNode.create({
     data: {
       id: internalId,
+      oneDriveId: oneDriveId, // SAVED HERE
       name: file.name,
       description: description,
       size: BigInt(file.size),
       isFolder: false,
       path: `/${rootFolder}/${internalId}/${file.name}`,
       ownerId: session.user.id,
-      parentId: parentId || null,
+      parentId: parentId, 
       metadata: { 
-        ...customMetadata, // User's dynamic keys (Latitude, Author, etc.)
+        ...customMetadata,
-        type: extension,   // System keys (preserved for UI icons)
+        type: extension,
         mimeType: file.type 
       }
     }
   });
 
   revalidatePath("/dashboard");
+  revalidatePath("/upload");
   return { success: true };
 }

src/app/upload/upload-view.tsx

@@ -1,28 +1,20 @@
 'use client';
 
-import { useState } from "react";
+import { useState, useRef } from "react";
 import { 
-  Box, Button, Typography, Paper, LinearProgress, Stack, 
+  Box, Button, Typography, Paper, Stack, 
-  TextField, MenuItem, IconButton, Tooltip, Divider,
+  TextField, MenuItem, IconButton, Divider,
-  Grid
+  Grid, CircularProgress
 } from "@mui/material";
 import CloudUploadIcon from "@mui/icons-material/CloudUpload";
-import CreateNewFolderIcon from "@mui/icons-material/CreateNewFolder";
 import FolderIcon from "@mui/icons-material/Folder";
+import CreateNewFolderIcon from "@mui/icons-material/CreateNewFolder";
 import AssignmentIcon from '@mui/icons-material/Assignment';
 import AddCircleOutlineIcon from '@mui/icons-material/AddCircleOutline';
 import DeleteOutlineIcon from '@mui/icons-material/DeleteOutline';
 import { useRouter } from "next/navigation";
 import { uploadFileAction, createFolderAction } from "./_actions";
 
-const formatFileSize = (bytes: number) => {
-  if (bytes === 0) return '0 Bytes';
-  const k = 1024;
-  const sizes = ['Bytes', 'KB', 'MB', 'GB'];
-  const i = Math.floor(Math.log(bytes) / Math.log(k));
-  return parseFloat((bytes / Math.pow(k, i)).toFixed(2)) + ' ' + sizes[i];
-};
-
 interface MetadataPair {
   key: string;
   value: string;
@@ -30,19 +22,37 @@ interface MetadataPair {
 
 export default function UploadView({ user, folders = [] }: any) {
   const router = useRouter();
+  const fileInputRef = useRef<HTMLInputElement>(null);
   
   const [file, setFile] = useState<File | null>(null);
   const [description, setDescription] = useState("");
   const [parentId, setParentId] = useState("");
   const [status, setStatus] = useState<'idle' | 'uploading' | 'success'>('idle');
-  
-  // Dynamic Metadata State
   const [customMetadata, setCustomMetadata] = useState<MetadataPair[]>([]);
 
+  // Folder Creation State
   const [showFolderInput, setShowFolderInput] = useState(false);
   const [newFolderName, setNewFolderName] = useState("");
   const [isCreatingFolder, setIsCreatingFolder] = useState(false);
 
+  const handleCreateFolder = async () => {
+    if (!newFolderName.trim()) return;
+    setIsCreatingFolder(true);
+    try {
+      // FIX: Pass the current parentId to the action so it nests correctly
+      const result = await createFolderAction(newFolderName, parentId);
+      if (result.success) {
+        setNewFolderName("");
+        setShowFolderInput(false);
+        router.refresh(); 
+      }
+    } catch (err: any) {
+      alert(err.message || "Failed to create folder");
+    } finally {
+      setIsCreatingFolder(false);
+    }
+  };
+
   const addMetadataRow = () => setCustomMetadata([...customMetadata, { key: "", value: "" }]);
   
   const removeMetadataRow = (index: number) => {
@@ -64,7 +74,6 @@ export default function UploadView({ user, folders = [] }: any) {
     formData.append("description", description);
     formData.append("parentId", parentId);
     
-    // Pass custom metadata as a JSON string
     const metadataObj = customMetadata.reduce((acc, curr) => {
       if (curr.key.trim()) acc[curr.key.trim()] = curr.value;
       return acc;
@@ -79,6 +88,7 @@ export default function UploadView({ user, folders = [] }: any) {
         setFile(null);
         setDescription("");
         setCustomMetadata([]);
+        router.push("/dashboard");
         router.refresh();
       }
     } catch (err) {
@@ -94,42 +104,97 @@ export default function UploadView({ user, folders = [] }: any) {
       </Typography>
 
       <Stack spacing={4} sx={{ mt: 4 }}>
-        {/* Section 1: Destination (Condensed for brevity, same as your original) */}
+        {/* 1. Destination */}
         <Box>
           <Typography variant="h6" gutterBottom fontWeight="700" sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
             <FolderIcon color="primary" /> 1. Destination
           </Typography>
+          
           <Stack direction="row" spacing={1}>
             <TextField
-              select fullWidth label="Target Project / Folder"
+              id="project-destination-select"
+              select
+              fullWidth
+              label="Target Project / Folder"
               value={parentId}
               onChange={(e) => setParentId(e.target.value)}
+              size="small"
+              slotProps={{
+                select: { displayEmpty: true },
+                inputLabel: { shrink: true },
+              }}
             >
-              <MenuItem value=""><em>-- Root --</em></MenuItem>
+              <MenuItem value=""><em>-- Root (Main Folder) --</em></MenuItem>
               {folders.map((f: any) => (
                 <MenuItem key={f.id} value={f.id}>{f.name}</MenuItem>
               ))}
             </TextField>
-            <IconButton color="primary" onClick={() => setShowFolderInput(!showFolderInput)} sx={{ border: '1px solid #ccc', borderRadius: 1 }}>
+            <IconButton 
+              color="primary" 
+              onClick={() => setShowFolderInput(!showFolderInput)} 
+              sx={{ border: '1px solid #ccc', borderRadius: 1 }}
+            >
               <CreateNewFolderIcon />
             </IconButton>
           </Stack>
+
+          {showFolderInput && (
+            <Box sx={{ mt: 2, p: 2, bgcolor: '#f8f9fa', borderRadius: 2 }}>
+              <Typography variant="subtitle2" gutterBottom>
+                {parentId ? `Create inside current selection` : `Create at Root`}
+              </Typography>
+              <Stack direction="row" spacing={1}>
+                <TextField 
+                  fullWidth size="small" placeholder="Folder Name (e.g. Project-2)" 
+                  value={newFolderName}
+                  onChange={(e) => setNewFolderName(e.target.value)}
+                  onKeyPress={(e) => e.key === 'Enter' && handleCreateFolder()}
+                />
+                <Button 
+                  variant="contained" 
+                  onClick={handleCreateFolder}
+                  disabled={isCreatingFolder || !newFolderName}
+                >
+                  {isCreatingFolder ? <CircularProgress size={24} /> : "Create"}
+                </Button>
+              </Stack>
+            </Box>
+          )}
         </Box>
 
-        {/* Section 2: Upload Area */}
+        {/* 2. Upload Area */}
         <Box>
-           <Typography variant="h6" gutterBottom fontWeight="700" sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
+          <Typography variant="h6" gutterBottom fontWeight="700" sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
             <CloudUploadIcon color="primary" /> 2. Upload File
           </Typography>
-          <input type="file" id="file-input" hidden onChange={(e) => setFile(e.target.files?.[0] || null)} />
+          
-          <label htmlFor="file-input">
+          <input 
-            <Button variant="outlined" component="span" fullWidth sx={{ p: 4, borderStyle: 'dashed' }}>
+            type="file" 
-              {file ? file.name : "Select File"}
+            ref={fileInputRef} 
-            </Button>
+            style={{ display: 'none' }} 
-          </label>
+            onChange={(e) => setFile(e.target.files?.[0] || null)} 
+          />
+          
+          <Button 
+            variant="outlined" 
+            fullWidth 
+            sx={{ p: 4, borderStyle: 'dashed', textTransform: 'none' }}
+            onClick={() => fileInputRef.current?.click()}
+          >
+            {file ? (
+              <Box>
+                <Typography color="success.main" fontWeight="bold">✓ {file.name}</Typography>
+                <Typography variant="caption" color="text.secondary">
+                  Click to change file ({(file.size / 1024 / 1024).toFixed(2)} MB)
+                </Typography>
+              </Box>
+            ) : (
+              "Click to Select File"
+            )}
+          </Button>
         </Box>
 
-        {/* Section 3: Dynamic Metadata Area */}
+        {/* 3. Custom Attributes */}
         <Box>
           <Box sx={{ display: 'flex', justifyContent: 'space-between', alignItems: 'center', mb: 1 }}>
             <Typography variant="h6" fontWeight="700" sx={{ display: 'flex', alignItems: 'center', gap: 1 }}>
@@ -140,16 +205,12 @@ export default function UploadView({ user, folders = [] }: any) {
             </Button>
           </Box>
           
-          <Typography variant="caption" color="text.secondary" sx={{ display: 'block', mb: 2 }}>
-            Add specific details like Author, Latitude, Aperture, or Part Number.
-          </Typography>
-
           <Stack spacing={2}>
             {customMetadata.map((row, index) => (
               <Grid container spacing={1} key={index} alignItems="center">
                 <Grid item xs={5}>
                   <TextField 
-                    fullWidth size="small" placeholder="Key (e.g. Latitude)" 
+                    fullWidth size="small" placeholder="Key (e.g. Project-ID)" 
                     value={row.key} onChange={(e) => updateMetadataRow(index, 'key', e.target.value)}
                   />
                 </Grid>
@@ -180,8 +241,9 @@ export default function UploadView({ user, folders = [] }: any) {
           variant="contained" size="large" fullWidth
           disabled={!file || status === 'uploading'}
           onClick={handleUpload}
+          sx={{ py: 2, fontWeight: 'bold' }}
         >
-          {status === 'uploading' ? 'Processing...' : 'Add to Library'}
+          {status === 'uploading' ? 'Uploading to OneDrive...' : 'Start Upload'}
         </Button>
       </Stack>
     </Paper>