feat: implement plant health scanning functionality with backend integration and UI support

SplitImage.ps1

@@ -0,0 +1,49 @@
+param (
+    [string]$ImagePath,
+    [string]$OutputDir,
+    [string]$Prefix
+)
+
+Add-Type -AssemblyName System.Drawing
+
+$img = [System.Drawing.Image]::FromFile($ImagePath)
+$w = $img.Width
+$h = $img.Height
+
+$targetWidth = $w
+$targetHeight = [math]::Floor($w / 3.0)
+
+$left = 0
+$top = 0
+
+if ($targetHeight -gt $h) {
+    $targetHeight = $h
+    $targetWidth = $h * 3
+    $left = [math]::Floor(($w - $targetWidth) / 2.0)
+} else {
+    $top = [math]::Floor(($h - $targetHeight) / 2.0)
+}
+
+[int]$sqSize = [math]::Floor($targetWidth / 3.0)
+
+[int]$leftInt = $left
+[int]$topInt = $top
+
+for ($i = 0; $i -lt 3; $i++) {
+    $bmp = New-Object System.Drawing.Bitmap -ArgumentList $sqSize, $sqSize
+    $g = [System.Drawing.Graphics]::FromImage($bmp)
+    
+    [int]$rx = $leftInt + ($i * $sqSize)
+    $srcRect = New-Object System.Drawing.Rectangle -ArgumentList $rx, $topInt, $sqSize, $sqSize
+    $destRect = New-Object System.Drawing.Rectangle -ArgumentList 0, 0, $sqSize, $sqSize
+    
+    $g.DrawImage($img, $destRect, $srcRect, [System.Drawing.GraphicsUnit]::Pixel)
+    $g.Dispose()
+    
+    $outFile = Join-Path $OutputDir ("{0}_part{1}.png" -f $Prefix, ($i + 1))
+    $bmp.Save($outFile, [System.Drawing.Imaging.ImageFormat]::Png)
+    $bmp.Dispose()
+}
+
+$img.Dispose()
+Write-Output "Successfully split the image into 3 pieces."

app/scanner.tsx

@@ -14,7 +14,7 @@ import { useColors } from '../constants/Colors';
 import { PlantRecognitionService } from '../services/plantRecognitionService';
 import { IdentificationResult } from '../types';
 import { ResultCard } from '../components/ResultCard';
-import { backendApiClient, isInsufficientCreditsError, isNetworkError } from '../services/backend/backendApiClient';
+import { backendApiClient, isInsufficientCreditsError, isNetworkError, isTimeoutError } from '../services/backend/backendApiClient';
 import { isBackendApiError } from '../services/backend/contracts';
 import { createIdempotencyKey } from '../utils/idempotency';
 
@@ -33,6 +33,8 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
       genericErrorMessage: 'Analyse fehlgeschlagen.',
       noConnectionTitle: 'Keine Verbindung',
       noConnectionMessage: 'Keine Verbindung zum Server. Bitte prüfe deine Internetverbindung und versuche es erneut.',
+      timeoutTitle: 'Scan zu langsam',
+      timeoutMessage: 'Die Analyse hat zu lange gedauert. Bitte erneut versuchen.',
       retryLabel: 'Erneut versuchen',
       providerErrorMessage: 'KI-Scan gerade nicht verfügbar. Bitte versuche es erneut.',
       healthProviderErrorMessage: 'KI-Health-Check gerade nicht verfügbar. Bitte versuche es erneut.',
@@ -55,6 +57,8 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
       genericErrorMessage: 'Analisis fallido.',
       noConnectionTitle: 'Sin conexión',
       noConnectionMessage: 'Sin conexión al servidor. Comprueba tu internet e inténtalo de nuevo.',
+      timeoutTitle: 'Escaneo lento',
+      timeoutMessage: 'El análisis tardó demasiado. Inténtalo de nuevo.',
       retryLabel: 'Reintentar',
       providerErrorMessage: 'Escaneo IA no disponible ahora. Inténtalo de nuevo.',
       healthProviderErrorMessage: 'Health-check IA no disponible ahora. Inténtalo de nuevo.',
@@ -76,6 +80,8 @@ const getBillingCopy = (language: 'de' | 'en' | 'es') => {
     genericErrorMessage: 'Analysis failed.',
     noConnectionTitle: 'No connection',
     noConnectionMessage: 'Could not reach the server. Check your internet connection and try again.',
+    timeoutTitle: 'Scan Too Slow',
+    timeoutMessage: 'Analysis took too long. Please try again.',
     retryLabel: 'Try again',
     providerErrorMessage: 'AI scan is currently unavailable. Please try again.',
     healthProviderErrorMessage: 'AI health check is currently unavailable. Please try again.',
@@ -295,6 +301,15 @@ export default function ScannerScreen() {
             },
           ],
         );
+      } else if (isTimeoutError(error)) {
+        Alert.alert(
+          billingCopy.timeoutTitle,
+          billingCopy.timeoutMessage,
+          [
+            { text: billingCopy.dismiss, style: 'cancel' },
+            { text: billingCopy.retryLabel, onPress: () => analyzeImage(imageUri, galleryImageUri) },
+          ],
+        );
       } else if (isNetworkError(error)) {
         Alert.alert(
           billingCopy.noConnectionTitle,

services/backend/backendApiClient.ts

@@ -19,7 +19,7 @@ import { mockBackendService } from './mockBackendService';
 import { CareInfo, Language } from '../../types';
 import { getConfiguredBackendRootUrl } from '../../utils/backendUrl';
 
-const REQUEST_TIMEOUT_MS = 15000;
+const REQUEST_TIMEOUT_MS = 60000;
 
 const mapHttpStatusToErrorCode = (status: number): BackendErrorCode => {
   if (status === 400) return 'BAD_REQUEST';
@@ -304,8 +304,9 @@ export const isInsufficientCreditsError = (error: unknown): boolean => {
 };
 
 export const isNetworkError = (error: unknown): boolean => {
-  return (
-    error instanceof BackendApiError &&
-    (error.code === 'NETWORK_ERROR' || error.code === 'TIMEOUT')
-  );
+  return error instanceof BackendApiError && error.code === 'NETWORK_ERROR';
+};
+
+export const isTimeoutError = (error: unknown): boolean => {
+  return error instanceof BackendApiError && error.code === 'TIMEOUT';
 };

split_image.py

@@ -0,0 +1,41 @@
+import sys
+from PIL import Image
+
+def split_image(image_path, output_prefix):
+    try:
+        img = Image.open(image_path)
+        width, height = img.size
+        
+        target_height = width // 3
+        if target_height > height:
+            target_height = height
+            target_width = height * 3
+            left = (width - target_width) // 2
+            top = 0
+            right = left + target_width
+            bottom = height
+        else:
+            target_width = width
+            left = 0
+            top = (height - target_height) // 2
+            right = width
+            bottom = top + target_height
+
+        img_cropped = img.crop((left, top, right, bottom))
+        
+        sq_size = target_width // 3
+        
+        for i in range(3):
+            box = (i * sq_size, 0, (i + 1) * sq_size, sq_size)
+            part = img_cropped.crop(box)
+            part.save(f"{output_prefix}_{i+1}.png")
+            
+        print("Success")
+    except Exception as e:
+        print(f"Error: {str(e)}")
+
+if __name__ == "__main__":
+    if len(sys.argv) != 3:
+        print("Usage: split_image.py <input_img> <output_prefix>")
+    else:
+        split_image(sys.argv[1], sys.argv[2])

utils/backendUrl.ts

@@ -1,5 +1,3 @@
-const DEFAULT_API_BASE_URL = 'http://localhost:3000/api';
-
 const normalizeHttpUrl = (value?: string | null): string | null => {
   const trimmed = String(value || '').trim();
   if (!trimmed) return null;
@@ -23,7 +21,7 @@ export const getConfiguredApiBaseUrl = (): string => {
     return backendBaseUrl.endsWith('/api') ? backendBaseUrl : `${backendBaseUrl}/api`;
   }
 
-  return DEFAULT_API_BASE_URL;
+  return '';
 };
 
 export const getConfiguredBackendRootUrl = (): string => {
@@ -50,6 +48,6 @@ export const getConfiguredAssetBaseUrl = (): string => {
       : pathname;
     return `${parsed.origin}${assetPath}`.replace(/\/+$/, '');
   } catch {
-    return 'http://localhost:3000';
+    return '';
   }
 };