feat: add account data download functionality to profile page

src/app/profile/page.tsx

@@ -15,6 +15,7 @@ import { getProfileCompletion } from './hooks/getProfileCompletion'
 import { useProfileData } from './hooks/getProfileData'
 import { useMedia } from './hooks/getMedia'
 import { editProfileBasic } from './hooks/editProfile'
+import { authFetch } from '../utils/authFetch'
 
 // Helper to display missing fields in subtle gray italic (no yellow highlight)
 function HighlightIfMissing({ value, children }: { value: any, children: React.ReactNode }) {
@@ -65,6 +66,8 @@ const bankFields = [
   { key: 'iban', label: 'IBAN', type: 'text' },
 ];
 
+const BASE_URL = process.env.NEXT_PUBLIC_API_BASE_URL || 'http://localhost:3001'
+
 export default function ProfilePage() {
   const router = useRouter()
   const user = useAuthStore(state => state.user)
@@ -91,6 +94,8 @@ export default function ProfilePage() {
   const [editModalType, setEditModalType] = React.useState<'basic' | 'bank'>('basic')
   const [editModalValues, setEditModalValues] = React.useState<Record<string, string>>({})
   const [editModalError, setEditModalError] = React.useState<string | null>(null)
+  const [downloadLoading, setDownloadLoading] = React.useState(false)
+  const [downloadError, setDownloadError] = React.useState<string | null>(null)
 
   useEffect(() => { setHasHydrated(true) }, [])
 
@@ -221,6 +226,65 @@ export default function ProfilePage() {
     setEditModalValues(prev => ({ ...prev, [key]: value }))
   }
 
+  async function handleDownloadAccountData() {
+    if (!userId) return
+    setDownloadError(null)
+    setDownloadLoading(true)
+
+    try {
+      const fullRes = await authFetch(`${BASE_URL}/api/users/${userId}/full`, { method: 'GET' })
+
+      if (fullRes.status === 401) {
+        router.push('/login')
+        return
+      }
+
+      if (!fullRes.ok) {
+        throw new Error('Failed to fetch account data')
+      }
+
+      const fullData = await fullRes.json()
+      const statusOnly = fullData?.userStatus?.status ?? null
+      const cleanedUser = fullData?.user && typeof fullData.user === 'object'
+        ? (() => {
+            const { id, user_id, ...rest } = fullData.user as Record<string, any>
+            return rest
+          })()
+        : fullData?.user
+      const cleanedProfile = fullData?.profile && typeof fullData.profile === 'object'
+        ? (() => {
+            const { id, user_id, ...rest } = fullData.profile as Record<string, any>
+            return rest
+          })()
+        : fullData?.profile
+
+      const exportPayload = {
+        exportedAt: new Date().toISOString(),
+        userType: user?.userType || null,
+        account: {
+          success: fullData?.success ?? true,
+          user: cleanedUser,
+          profile: cleanedProfile,
+          userStatus: statusOnly
+        }
+      }
+
+      const blob = new Blob([JSON.stringify(exportPayload, null, 2)], { type: 'application/json' })
+      const url = URL.createObjectURL(blob)
+      const a = document.createElement('a')
+      a.href = url
+      a.download = `profit-planet-account-data-${userId}-${new Date().toISOString().slice(0, 10)}.json`
+      document.body.appendChild(a)
+      a.click()
+      a.remove()
+      URL.revokeObjectURL(url)
+    } catch (error: any) {
+      setDownloadError(error?.message || 'Failed to download account data.')
+    } finally {
+      setDownloadLoading(false)
+    }
+  }
+
   // --- EARLY RETURN AFTER ALL HOOKS ---
   if (!hasHydrated || !isAuthReady || !user) {
     return (
@@ -309,13 +373,20 @@ export default function ProfilePage() {
                       >
                         Go to Dashboard
                       </button>
-                      <button className="w-full text-left px-4 py-2 text-sm text-gray-700 hover:bg-gray-50 rounded-lg transition-colors">
-                        Download Account Data
+                      <button
+                        onClick={handleDownloadAccountData}
+                        disabled={downloadLoading}
+                        className="w-full text-left px-4 py-2 text-sm text-gray-700 hover:bg-gray-50 rounded-lg transition-colors disabled:opacity-60 disabled:cursor-not-allowed"
+                      >
+                        {downloadLoading ? 'Preparing download...' : 'Download Account Data'}
                       </button>
                       <button className="w-full text-left px-4 py-2 text-sm text-red-600 hover:bg-red-50 rounded-lg transition-colors">
                         Delete Account
                       </button>
                     </div>
+                    {downloadError && (
+                      <p className="mt-2 text-xs text-red-600">{downloadError}</p>
+                    )}
                   </div>
                 </div>
               </div>