1 files changed, 127 insertions, 0 deletions

diff --git a/frontend/app/api/upload/route.ts b/frontend/app/api/upload/route.ts
new file mode 100644
index 0000000..eb1ecaa
--- /dev/null
+++ b/frontend/app/api/upload/route.ts
@@ -0,0 +1,127 @@
+import { NextRequest, NextResponse } from 'next/server'
+import { writeFile, unlink } from 'fs/promises'
+import { tmpdir } from 'os'
+import { join } from 'path'
+import { randomUUID } from 'crypto'
+import { Auth_get_user, Auth_user_can_upload } from '@/lib/auth'
+import { Drive_import } from '@/lib/drive'
+import { UPLOAD_MAX_FILE_SIZE, UPLOAD_MAX_FILES } from '@/lib/constants'
+import { revalidatePath } from 'next/cache'
+
+export async function POST(request: NextRequest) {
+  try {
+    // Check user authentication and permissions
+    const user = await Auth_get_user()
+    if (!user.isLoggedIn) {
+      return NextResponse.json({ error: 'User not authenticated' }, { status: 401 })
+    }
+
+    if (!Auth_user_can_upload(user)) {
+      return NextResponse.json({ error: 'User does not have upload permissions' }, { status: 403 })
+    }
+
+    // Parse form data
+    const formData = await request.formData()
+    const files = formData.getAll('files') as File[]
+    const targetPath = formData.get('targetPath') as string || ''
+
+    // Validate files
+    if (!files || files.length === 0) {
+      return NextResponse.json({ error: 'No files provided' }, { status: 400 })
+    }
+
+    if (files.length > UPLOAD_MAX_FILES) {
+      return NextResponse.json({ 
+        error: `Too many files. Maximum ${UPLOAD_MAX_FILES} files allowed` 
+      }, { status: 400 })
+    }
+
+    // Validate each file
+    for (const file of files) {
+      if (file.size > UPLOAD_MAX_FILE_SIZE) {
+        return NextResponse.json({ 
+          error: `File '${file.name}' exceeds maximum size of ${UPLOAD_MAX_FILE_SIZE / (1024 * 1024)}MB` 
+        }, { status: 400 })
+      }
+    }
+
+    const uploadResults = []
+    const tempFiles: string[] = []
+
+    try {
+      // Process each file
+      for (const file of files) {
+        // Create temporary file
+        const tempFileName = `${randomUUID()}-${file.name}`
+        const tempFilePath = join(tmpdir(), tempFileName)
+        tempFiles.push(tempFilePath)
+
+        // Save file to temporary location
+        const bytes = await file.arrayBuffer()
+        const buffer = Buffer.from(bytes)
+        await writeFile(tempFilePath, buffer)
+
+        // Determine target drive path
+        const driveFilePath = targetPath ? `${targetPath}/${file.name}` : `/${file.name}`
+
+        try {
+          // Import file using Drive_import
+          await Drive_import(tempFilePath, driveFilePath, user.email)
+          uploadResults.push({
+            filename: file.name,
+            success: true,
+            message: 'File uploaded successfully'
+          })
+        } catch (error) {
+          console.error(`Failed to import file ${file.name}:`, error)
+          uploadResults.push({
+            filename: file.name,
+            success: false,
+            message: error instanceof Error ? error.message : 'Unknown error during import'
+          })
+        }
+      }
+
+      // Clean up temporary files
+      for (const tempFile of tempFiles) {
+        try {
+          await unlink(tempFile)
+        } catch (error) {
+          console.error(`Failed to delete temp file ${tempFile}:`, error)
+        }
+      }
+
+      // Revalidate the target path to refresh the directory listing
+      revalidatePath(`/drive${targetPath}`)
+      revalidatePath('/drive')
+
+      // Check if any uploads succeeded
+      const successfulUploads = uploadResults.filter(result => result.success)
+      const failedUploads = uploadResults.filter(result => !result.success)
+
+      return NextResponse.json({
+        success: true,
+        message: `${successfulUploads.length} files uploaded successfully${failedUploads.length > 0 ? `, ${failedUploads.length} failed` : ''}`,
+        results: uploadResults
+      })
+
+    } catch (error) {
+      // Clean up temporary files on error
+      for (const tempFile of tempFiles) {
+        try {
+          await unlink(tempFile)
+        } catch (cleanupError) {
+          console.error(`Failed to delete temp file during cleanup ${tempFile}:`, cleanupError)
+        }
+      }
+      throw error
+    }
+
+  } catch (error) {
+    console.error('Upload error:', error)
+    return NextResponse.json(
+      { error: error instanceof Error ? error.message : 'Internal server error' },
+      { status: 500 }
+    )
+  }
+}
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