try orc on faliled attempt

src/main/kotlin/com/android/trisolarisserver/component/DocumentExtractionService.kt

@@ -15,7 +15,8 @@ class DocumentExtractionService(
     private val llamaClient: LlamaClient,
     private val guestRepo: GuestRepo,
     private val guestVehicleRepo: GuestVehicleRepo,
-    private val propertyRepo: PropertyRepo
+    private val propertyRepo: PropertyRepo,
+    private val paddleOcrClient: PaddleOcrClient
 ) {
     private val logger = LoggerFactory.getLogger(DocumentExtractionService::class.java)
 
@@ -295,6 +296,26 @@ class DocumentExtractionService(
             results[key] = formatAadhaar(retryNormalized)
             return
         }
+        val ocrResult = paddleOcrClient.extract(document.storagePath)
+        if (ocrResult != null) {
+            val ocrCandidate = ocrResult.aadhaar
+            if (ocrCandidate != null && isValidAadhaar(ocrCandidate.replace(" ", ""))) {
+                results[key] = ocrCandidate
+                return
+            }
+            if (ocrResult.texts.isNotEmpty()) {
+                val ocrText = ocrResult.texts.joinToString("\n")
+                val ocrAsk = llamaClient.askText(
+                    ocrText,
+                    "AADHAAR NUMBER (12 digits). Reply ONLY the 12 digits or NONE."
+                )
+                val ocrAskNormalized = normalizeDigits(cleanedValue(ocrAsk))
+                if (ocrAskNormalized != null && isValidAadhaar(ocrAskNormalized)) {
+                    results[key] = formatAadhaar(ocrAskNormalized)
+                    return
+                }
+            }
+        }
 
         logger.warn("Aadhaar retry failed; setting idNumber=NONE")
         results[key] = "NONE"
@@ -371,29 +392,6 @@ private fun cleanedValue(value: String?): String? {
 private val standardPlateRegex = Regex("^[A-Z]{2}\\d{1,2}[A-Z]{1,3}\\d{3,4}$")
 private val bhPlateRegex = Regex("^\\d{2}BH\\d{4}[A-Z]{1,2}$")
 private val pinCodeRegex = Regex("\\b\\d{6}\\b")
-private val aadhaarMultiplication = arrayOf(
-    intArrayOf(0, 1, 2, 3, 4, 5, 6, 7, 8, 9),
-    intArrayOf(1, 2, 3, 4, 0, 6, 7, 8, 9, 5),
-    intArrayOf(2, 3, 4, 0, 1, 7, 8, 9, 5, 6),
-    intArrayOf(3, 4, 0, 1, 2, 8, 9, 5, 6, 7),
-    intArrayOf(4, 0, 1, 2, 3, 9, 5, 6, 7, 8),
-    intArrayOf(5, 9, 8, 7, 6, 0, 4, 3, 2, 1),
-    intArrayOf(6, 5, 9, 8, 7, 1, 0, 4, 3, 2),
-    intArrayOf(7, 6, 5, 9, 8, 2, 1, 0, 4, 3),
-    intArrayOf(8, 7, 6, 5, 9, 3, 2, 1, 0, 4),
-    intArrayOf(9, 8, 7, 6, 5, 4, 3, 2, 1, 0)
-)
-private val aadhaarPermutation = arrayOf(
-    intArrayOf(0, 1, 2, 3, 4, 5, 6, 7, 8, 9),
-    intArrayOf(1, 5, 7, 6, 2, 8, 3, 0, 9, 4),
-    intArrayOf(5, 8, 0, 3, 7, 9, 6, 1, 4, 2),
-    intArrayOf(8, 9, 1, 6, 0, 4, 3, 5, 2, 7),
-    intArrayOf(9, 4, 5, 3, 1, 2, 6, 8, 7, 0),
-    intArrayOf(4, 2, 8, 6, 5, 7, 3, 9, 0, 1),
-    intArrayOf(2, 7, 9, 3, 8, 0, 6, 4, 1, 5),
-    intArrayOf(7, 0, 4, 6, 9, 1, 3, 2, 5, 8)
-)
-
 private fun extractPinFromValue(value: String?): String? {
     if (value.isNullOrBlank()) return null
     val compact = value.replace(Regex("\\s+"), "")
@@ -413,21 +411,5 @@ private fun extractPinFromAddress(value: String?): String? {
 private fun normalizeDigits(value: String?): String? {
     if (value.isNullOrBlank()) return null
     val digits = value.filter { it.isDigit() }
-    return if (digits.isBlank()) null else digits
-}
-
-private fun formatAadhaar(value: String): String {
-    if (value.length != 12) return value
-    return value.chunked(4).joinToString(" ")
-}
-
-private fun isValidAadhaar(value: String): Boolean {
-    if (value.length != 12 || !value.all { it.isDigit() }) return false
-    var c = 0
-    val reversed = value.reversed()
-    for (i in reversed.indices) {
-        val digit = reversed[i].digitToInt()
-        c = aadhaarMultiplication[c][aadhaarPermutation[i % 8][digit]]
-    }
-    return c == 0
+    return digits.ifBlank { null }
 }