ai extraction
This commit is contained in:
androidlover5842
@@ -0,0 +1,51 @@
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package com.android.trisolarisserver.component
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import org.springframework.beans.factory.annotation.Value
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import org.springframework.stereotype.Component
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import org.springframework.web.multipart.MultipartFile
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import java.nio.file.Files
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import java.nio.file.Path
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import java.nio.file.Paths
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import java.util.UUID
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@Component
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class DocumentStorage(
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@Value("\${storage.documents.root:/home/androidlover5842/docs}")
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private val rootPath: String
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) {
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fun store(
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propertyId: UUID,
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guestId: UUID,
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bookingId: UUID,
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file: MultipartFile
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): StoredDocument {
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val safeExt = file.originalFilename?.substringAfterLast('.', "")?.takeIf { it.isNotBlank() }
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val fileName = buildString {
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append(UUID.randomUUID().toString())
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if (safeExt != null) {
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append('.')
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append(safeExt.replace(Regex("[^A-Za-z0-9]"), ""))
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}
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}
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val dir = Paths.get(rootPath, propertyId.toString(), guestId.toString(), bookingId.toString())
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Files.createDirectories(dir)
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val path = dir.resolve(fileName).normalize()
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file.inputStream.use { input ->
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Files.copy(input, path)
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}
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return StoredDocument(
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storagePath = path.toString(),
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originalFilename = file.originalFilename ?: fileName,
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contentType = file.contentType,
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sizeBytes = file.size
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)
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}
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}
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data class StoredDocument(
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val storagePath: String,
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val originalFilename: String,
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val contentType: String?,
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val sizeBytes: Long
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)
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@@ -0,0 +1,51 @@
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package com.android.trisolarisserver.component
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import org.springframework.beans.factory.annotation.Value
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import org.springframework.stereotype.Component
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import java.nio.charset.StandardCharsets
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import java.time.Instant
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import java.util.Base64
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import javax.crypto.Mac
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import javax.crypto.spec.SecretKeySpec
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@Component
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class DocumentTokenService(
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@Value("\${storage.documents.tokenSecret}")
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private val tokenSecret: String,
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@Value("\${storage.documents.tokenTtlSeconds:300}")
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private val ttlSeconds: Long
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) {
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fun createToken(documentId: String): String {
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val exp = Instant.now().epochSecond + ttlSeconds
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val payload = "$documentId:$exp"
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val sig = hmac(payload)
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val token = "$payload:$sig"
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return Base64.getUrlEncoder().withoutPadding()
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.encodeToString(token.toByteArray(StandardCharsets.UTF_8))
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}
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fun validateToken(token: String, documentId: String): Boolean {
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val raw = try {
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String(Base64.getUrlDecoder().decode(token), StandardCharsets.UTF_8)
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} catch (_: IllegalArgumentException) {
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return false
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}
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val parts = raw.split(":")
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if (parts.size != 3) return false
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val tokenDocId = parts[0]
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val exp = parts[1].toLongOrNull() ?: return false
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val sig = parts[2]
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if (tokenDocId != documentId) return false
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if (Instant.now().epochSecond > exp) return false
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val expected = hmac("$tokenDocId:$exp")
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return expected == sig
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}
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private fun hmac(payload: String): String {
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val mac = Mac.getInstance("HmacSHA256")
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val key = SecretKeySpec(tokenSecret.toByteArray(StandardCharsets.UTF_8), "HmacSHA256")
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mac.init(key)
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val bytes = mac.doFinal(payload.toByteArray(StandardCharsets.UTF_8))
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return Base64.getUrlEncoder().withoutPadding().encodeToString(bytes)
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}
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}
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@@ -0,0 +1,39 @@
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package com.android.trisolarisserver.component
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import com.fasterxml.jackson.databind.ObjectMapper
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import org.springframework.beans.factory.annotation.Value
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import org.springframework.http.HttpEntity
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import org.springframework.http.HttpHeaders
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import org.springframework.http.MediaType
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import org.springframework.stereotype.Component
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import org.springframework.web.client.RestTemplate
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@Component
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class LlamaClient(
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private val restTemplate: RestTemplate,
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private val objectMapper: ObjectMapper,
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@Value("\${ai.llama.baseUrl}")
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private val baseUrl: String
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) {
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fun ask(imageUrl: String, question: String): String {
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val payload = mapOf(
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"model" to "qwen",
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"messages" to listOf(
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mapOf(
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"role" to "user",
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"content" to listOf(
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mapOf("type" to "text", "text" to question),
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mapOf("type" to "image_url", "image_url" to mapOf("url" to imageUrl))
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)
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)
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)
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)
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val headers = HttpHeaders()
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headers.contentType = MediaType.APPLICATION_JSON
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val entity = HttpEntity(payload, headers)
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val response = restTemplate.postForEntity(baseUrl, entity, String::class.java)
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val body = response.body ?: return ""
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val node = objectMapper.readTree(body)
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return node.path("choices").path(0).path("message").path("content").asText()
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}
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}
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@@ -0,0 +1,18 @@
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package com.android.trisolarisserver.config
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import org.springframework.boot.web.client.RestTemplateBuilder
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import org.springframework.context.annotation.Bean
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import org.springframework.context.annotation.Configuration
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import org.springframework.web.client.RestTemplate
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import java.time.Duration
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@Configuration
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class HttpConfig {
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@Bean
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fun restTemplate(builder: RestTemplateBuilder): RestTemplate {
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return builder
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.setConnectTimeout(Duration.ofSeconds(10))
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.setReadTimeout(Duration.ofSeconds(60))
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.build()
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}
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}
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@@ -0,0 +1,262 @@
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package com.android.trisolarisserver.controller
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import com.android.trisolarisserver.component.DocumentStorage
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import com.android.trisolarisserver.component.DocumentTokenService
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import com.android.trisolarisserver.component.LlamaClient
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import com.android.trisolarisserver.component.PropertyAccess
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import com.android.trisolarisserver.db.repo.BookingRepo
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import com.android.trisolarisserver.db.repo.GuestDocumentRepo
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import com.android.trisolarisserver.db.repo.GuestRepo
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import com.android.trisolarisserver.models.booking.GuestDocument
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import com.android.trisolarisserver.models.property.Role
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import com.android.trisolarisserver.repo.AppUserRepo
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import com.android.trisolarisserver.repo.PropertyRepo
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import com.android.trisolarisserver.security.MyPrincipal
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import com.fasterxml.jackson.databind.ObjectMapper
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import org.springframework.core.io.FileSystemResource
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import org.springframework.http.HttpHeaders
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import org.springframework.http.HttpStatus
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import org.springframework.http.MediaType
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import org.springframework.http.ResponseEntity
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import org.springframework.security.core.annotation.AuthenticationPrincipal
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import org.springframework.web.bind.annotation.*
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import org.springframework.web.multipart.MultipartFile
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import org.springframework.web.server.ResponseStatusException
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import java.time.OffsetDateTime
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import java.nio.file.Files
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import java.nio.file.Paths
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import java.util.UUID
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@RestController
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@RequestMapping("/properties/{propertyId}/guests/{guestId}/documents")
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class GuestDocuments(
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private val propertyAccess: PropertyAccess,
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private val propertyRepo: PropertyRepo,
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private val guestRepo: GuestRepo,
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private val bookingRepo: BookingRepo,
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private val guestDocumentRepo: GuestDocumentRepo,
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private val appUserRepo: AppUserRepo,
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private val storage: DocumentStorage,
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private val tokenService: DocumentTokenService,
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private val llamaClient: LlamaClient,
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private val objectMapper: ObjectMapper,
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@org.springframework.beans.factory.annotation.Value("\${storage.documents.publicBaseUrl}")
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private val publicBaseUrl: String
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) {
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@PostMapping
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@ResponseStatus(HttpStatus.CREATED)
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fun uploadDocument(
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@PathVariable propertyId: UUID,
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@PathVariable guestId: UUID,
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@AuthenticationPrincipal principal: MyPrincipal?,
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@RequestParam("bookingId") bookingId: UUID,
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@RequestPart("file") file: MultipartFile
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): GuestDocumentResponse {
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val user = requireUser(principal)
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propertyAccess.requireMember(propertyId, user.id!!)
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propertyAccess.requireAnyRole(propertyId, user.id!!, Role.ADMIN, Role.MANAGER)
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if (file.isEmpty) {
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throw ResponseStatusException(HttpStatus.BAD_REQUEST, "File is empty")
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}
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val contentType = file.contentType
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if (contentType != null && contentType.startsWith("video/")) {
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throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Video files are not allowed")
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}
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val property = propertyRepo.findById(propertyId).orElseThrow {
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ResponseStatusException(HttpStatus.NOT_FOUND, "Property not found")
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}
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val guest = guestRepo.findById(guestId).orElseThrow {
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ResponseStatusException(HttpStatus.NOT_FOUND, "Guest not found")
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}
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if (guest.org.id != property.org.id) {
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throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Guest not in property org")
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}
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val booking = bookingRepo.findById(bookingId).orElseThrow {
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ResponseStatusException(HttpStatus.NOT_FOUND, "Booking not found")
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}
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if (booking.property.id != propertyId) {
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throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Booking not in property")
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}
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if (booking.primaryGuest?.id != guestId) {
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throw ResponseStatusException(HttpStatus.BAD_REQUEST, "Booking not linked to guest")
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}
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val stored = storage.store(propertyId, guestId, bookingId, file)
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val document = GuestDocument(
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property = property,
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guest = guest,
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booking = booking,
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uploadedBy = user,
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originalFilename = stored.originalFilename,
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contentType = stored.contentType,
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sizeBytes = stored.sizeBytes,
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storagePath = stored.storagePath
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)
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val saved = guestDocumentRepo.save(document)
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runExtraction(saved, propertyId, guestId)
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return guestDocumentRepo.save(saved).toResponse(objectMapper)
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}
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@GetMapping
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fun listDocuments(
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@PathVariable propertyId: UUID,
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@PathVariable guestId: UUID,
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@AuthenticationPrincipal principal: MyPrincipal?
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): List<GuestDocumentResponse> {
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requirePrincipal(principal)
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propertyAccess.requireMember(propertyId, principal!!.userId)
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propertyAccess.requireAnyRole(propertyId, principal.userId, Role.ADMIN, Role.MANAGER)
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return guestDocumentRepo
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.findByPropertyIdAndGuestIdOrderByUploadedAtDesc(propertyId, guestId)
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.map { it.toResponse(objectMapper) }
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}
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@GetMapping("/{documentId}/file")
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fun downloadDocument(
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@PathVariable propertyId: UUID,
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@PathVariable guestId: UUID,
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@PathVariable documentId: UUID,
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@RequestParam(required = false) token: String?,
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@AuthenticationPrincipal principal: MyPrincipal?
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): ResponseEntity<FileSystemResource> {
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if (token == null) {
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requirePrincipal(principal)
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propertyAccess.requireMember(propertyId, principal!!.userId)
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propertyAccess.requireAnyRole(propertyId, principal.userId, Role.ADMIN, Role.MANAGER)
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} else if (!tokenService.validateToken(token, documentId.toString())) {
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throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Invalid token")
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}
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val document = guestDocumentRepo.findByIdAndPropertyIdAndGuestId(documentId, propertyId, guestId)
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?: throw ResponseStatusException(HttpStatus.NOT_FOUND, "Document not found")
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val path = Paths.get(document.storagePath)
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if (!Files.exists(path)) {
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throw ResponseStatusException(HttpStatus.NOT_FOUND, "File missing")
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}
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val resource = FileSystemResource(path)
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val type = document.contentType ?: MediaType.APPLICATION_OCTET_STREAM_VALUE
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return ResponseEntity.ok()
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.contentType(MediaType.parseMediaType(type))
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.header(HttpHeaders.CONTENT_DISPOSITION, "inline; filename=\"${document.originalFilename}\"")
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.contentLength(document.sizeBytes)
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.body(resource)
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}
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private fun runExtraction(document: GuestDocument, propertyId: UUID, guestId: UUID) {
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try {
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val token = tokenService.createToken(document.id.toString())
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val imageUrl =
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"${publicBaseUrl}/properties/$propertyId/guests/$guestId/documents/${document.id}/file?token=$token"
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val results = linkedMapOf<String, String>()
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results["hasAadhar"] = llamaClient.ask(imageUrl, "CONTAINS AADHAAR? Answer YES or NO only.")
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results["hasUidai"] = llamaClient.ask(imageUrl, "CONTAINS UIDAI? Answer YES or NO only.")
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results["hasTransportDept"] = llamaClient.ask(imageUrl, "CONTAINS TRANSPORT DEPARTMENT? Answer YES or NO only.")
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results["hasIncomeTaxDept"] = llamaClient.ask(imageUrl, "CONTAINS INCOME TAX DEPARTMENT? Answer YES or NO only.")
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results["hasElectionCommission"] = llamaClient.ask(imageUrl, "CONTAINS ELECTION COMMISSION OF INDIA? Answer YES or NO only.")
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results["hasDrivingLicence"] = llamaClient.ask(imageUrl, "CONTAINS DRIVING LICENCE? Answer YES or NO only.")
|
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results["hasPassport"] = llamaClient.ask(imageUrl, "CONTAINS PASSPORT? Answer YES or NO only.")
|
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results["hasPolice"] = llamaClient.ask(imageUrl, "CONTAINS POLICE? Answer YES or NO only.")
|
||||||
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results["hasCourt"] = llamaClient.ask(imageUrl, "CONTAINS COURT? Answer YES or NO only.")
|
||||||
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results["hasHighCourt"] = llamaClient.ask(imageUrl, "CONTAINS HIGH COURT? Answer YES or NO only.")
|
||||||
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results["hasSupremeCourt"] = llamaClient.ask(imageUrl, "CONTAINS SUPREME COURT? Answer YES or NO only.")
|
||||||
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results["hasJudiciary"] = llamaClient.ask(imageUrl, "CONTAINS JUDICIARY? Answer YES or NO only.")
|
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results["hasAddress"] = llamaClient.ask(imageUrl, "ADDRESS PRESENT? Answer YES or NO only.")
|
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results["hasGender"] = llamaClient.ask(imageUrl, "GENDER PRESENT? Answer YES or NO only.")
|
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|
results["hasNationality"] = llamaClient.ask(imageUrl, "NATIONALITY PRESENT? Answer YES or NO only.")
|
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results["name"] = llamaClient.ask(imageUrl, "NAME? Reply only the name or NONE.")
|
||||||
|
results["dob"] = llamaClient.ask(imageUrl, "DOB? Reply only date or NONE.")
|
||||||
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results["idNumber"] = llamaClient.ask(imageUrl, "ID NUMBER? Reply only number or NONE.")
|
||||||
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results["address"] = llamaClient.ask(imageUrl, "ADDRESS? Reply only address or NONE.")
|
||||||
|
results["vehicleNumber"] = llamaClient.ask(imageUrl, "VEHICLE NUMBER? Reply only number or NONE.")
|
||||||
|
results["isVehiclePhoto"] = llamaClient.ask(imageUrl, "IS THIS A VEHICLE PHOTO? Answer YES or NO only.")
|
||||||
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results["pinCode"] = llamaClient.ask(imageUrl, "PIN CODE? Reply only pin or NONE.")
|
||||||
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results["city"] = llamaClient.ask(imageUrl, "CITY? Reply only city or NONE.")
|
||||||
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results["gender"] = llamaClient.ask(imageUrl, "GENDER? Reply only MALE/FEMALE/OTHER or NONE.")
|
||||||
|
results["nationality"] = llamaClient.ask(imageUrl, "NATIONALITY? Reply only nationality or NONE.")
|
||||||
|
|
||||||
|
results["docType"] = when {
|
||||||
|
results["hasCourt"].orEmpty().contains("YES", ignoreCase = true) ||
|
||||||
|
results["hasHighCourt"].orEmpty().contains("YES", ignoreCase = true) ||
|
||||||
|
results["hasSupremeCourt"].orEmpty().contains("YES", ignoreCase = true) ||
|
||||||
|
results["hasJudiciary"].orEmpty().contains("YES", ignoreCase = true) -> "COURT_ID"
|
||||||
|
results["hasPolice"].orEmpty().contains("YES", ignoreCase = true) -> "POLICE_ID"
|
||||||
|
results["hasPassport"].orEmpty().contains("YES", ignoreCase = true) -> "PASSPORT"
|
||||||
|
results["hasTransportDept"].orEmpty().contains("YES", ignoreCase = true) ||
|
||||||
|
results["hasDrivingLicence"].orEmpty().contains("YES", ignoreCase = true) -> "TRANSPORT"
|
||||||
|
results["hasIncomeTaxDept"].orEmpty().contains("YES", ignoreCase = true) -> "PAN"
|
||||||
|
results["hasElectionCommission"].orEmpty().contains("YES", ignoreCase = true) -> "VOTER_ID"
|
||||||
|
results["hasAadhar"].orEmpty().contains("YES", ignoreCase = true) ||
|
||||||
|
results["hasUidai"].orEmpty().contains("YES", ignoreCase = true) -> {
|
||||||
|
if (results["hasAddress"].orEmpty().contains("YES", ignoreCase = true)) "AADHAR_BACK" else "AADHAR_FRONT"
|
||||||
|
}
|
||||||
|
results["vehicleNumber"].orEmpty().isNotBlank() && !results["vehicleNumber"]!!.contains("NONE", true) -> "VEHICLE"
|
||||||
|
results["isVehiclePhoto"].orEmpty().contains("YES", ignoreCase = true) -> "VEHICLE_PHOTO"
|
||||||
|
else -> "UNKNOWN"
|
||||||
|
}
|
||||||
|
|
||||||
|
document.extractedData = objectMapper.writeValueAsString(results)
|
||||||
|
document.extractedAt = OffsetDateTime.now()
|
||||||
|
} catch (_: Exception) {
|
||||||
|
// Keep upload successful even if AI extraction fails.
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private fun requirePrincipal(principal: MyPrincipal?) {
|
||||||
|
if (principal == null) {
|
||||||
|
throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Missing principal")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
private fun requireUser(principal: MyPrincipal?): com.android.trisolarisserver.models.property.AppUser {
|
||||||
|
if (principal == null) {
|
||||||
|
throw ResponseStatusException(HttpStatus.UNAUTHORIZED, "Missing principal")
|
||||||
|
}
|
||||||
|
return appUserRepo.findById(principal.userId).orElseThrow {
|
||||||
|
ResponseStatusException(HttpStatus.UNAUTHORIZED, "User not found")
|
||||||
|
}
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
data class GuestDocumentResponse(
|
||||||
|
val id: UUID,
|
||||||
|
val propertyId: UUID,
|
||||||
|
val guestId: UUID,
|
||||||
|
val bookingId: UUID,
|
||||||
|
val uploadedByUserId: UUID,
|
||||||
|
val uploadedAt: String,
|
||||||
|
val originalFilename: String,
|
||||||
|
val contentType: String?,
|
||||||
|
val sizeBytes: Long,
|
||||||
|
val extractedData: Map<String, String>?,
|
||||||
|
val extractedAt: String?
|
||||||
|
)
|
||||||
|
|
||||||
|
private fun GuestDocument.toResponse(objectMapper: ObjectMapper): GuestDocumentResponse {
|
||||||
|
val id = id ?: throw ResponseStatusException(HttpStatus.INTERNAL_SERVER_ERROR, "Document id missing")
|
||||||
|
val extracted = extractedData?.let {
|
||||||
|
try {
|
||||||
|
objectMapper.readValue(it, Map::class.java).mapValues { entry -> entry.value?.toString() ?: "" }
|
||||||
|
} catch (_: Exception) {
|
||||||
|
null
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return GuestDocumentResponse(
|
||||||
|
id = id,
|
||||||
|
propertyId = property.id!!,
|
||||||
|
guestId = guest.id!!,
|
||||||
|
bookingId = booking.id!!,
|
||||||
|
uploadedByUserId = uploadedBy.id!!,
|
||||||
|
uploadedAt = uploadedAt.toString(),
|
||||||
|
originalFilename = originalFilename,
|
||||||
|
contentType = contentType,
|
||||||
|
sizeBytes = sizeBytes,
|
||||||
|
extractedData = extracted,
|
||||||
|
extractedAt = extractedAt?.toString()
|
||||||
|
)
|
||||||
|
}
|
||||||
@@ -0,0 +1,7 @@
|
|||||||
|
package com.android.trisolarisserver.db.repo
|
||||||
|
|
||||||
|
import com.android.trisolarisserver.models.booking.Booking
|
||||||
|
import org.springframework.data.jpa.repository.JpaRepository
|
||||||
|
import java.util.UUID
|
||||||
|
|
||||||
|
interface BookingRepo : JpaRepository<Booking, UUID>
|
||||||
@@ -0,0 +1,10 @@
|
|||||||
|
package com.android.trisolarisserver.db.repo
|
||||||
|
|
||||||
|
import com.android.trisolarisserver.models.booking.GuestDocument
|
||||||
|
import org.springframework.data.jpa.repository.JpaRepository
|
||||||
|
import java.util.UUID
|
||||||
|
|
||||||
|
interface GuestDocumentRepo : JpaRepository<GuestDocument, UUID> {
|
||||||
|
fun findByPropertyIdAndGuestIdOrderByUploadedAtDesc(propertyId: UUID, guestId: UUID): List<GuestDocument>
|
||||||
|
fun findByIdAndPropertyIdAndGuestId(id: UUID, propertyId: UUID, guestId: UUID): GuestDocument?
|
||||||
|
}
|
||||||
@@ -0,0 +1,7 @@
|
|||||||
|
package com.android.trisolarisserver.db.repo
|
||||||
|
|
||||||
|
import com.android.trisolarisserver.models.booking.Guest
|
||||||
|
import org.springframework.data.jpa.repository.JpaRepository
|
||||||
|
import java.util.UUID
|
||||||
|
|
||||||
|
interface GuestRepo : JpaRepository<Guest, UUID>
|
||||||
@@ -0,0 +1,53 @@
|
|||||||
|
package com.android.trisolarisserver.models.booking
|
||||||
|
|
||||||
|
import com.android.trisolarisserver.models.property.AppUser
|
||||||
|
import com.android.trisolarisserver.models.property.Property
|
||||||
|
import jakarta.persistence.*
|
||||||
|
import java.time.OffsetDateTime
|
||||||
|
import java.util.UUID
|
||||||
|
|
||||||
|
@Entity
|
||||||
|
@Table(name = "guest_document")
|
||||||
|
class GuestDocument(
|
||||||
|
@Id
|
||||||
|
@GeneratedValue
|
||||||
|
@Column(columnDefinition = "uuid")
|
||||||
|
val id: UUID? = null,
|
||||||
|
|
||||||
|
@ManyToOne(fetch = FetchType.LAZY, optional = false)
|
||||||
|
@JoinColumn(name = "property_id", nullable = false)
|
||||||
|
var property: Property,
|
||||||
|
|
||||||
|
@ManyToOne(fetch = FetchType.LAZY, optional = false)
|
||||||
|
@JoinColumn(name = "guest_id", nullable = false)
|
||||||
|
var guest: Guest,
|
||||||
|
|
||||||
|
@ManyToOne(fetch = FetchType.LAZY, optional = false)
|
||||||
|
@JoinColumn(name = "booking_id", nullable = false)
|
||||||
|
var booking: Booking,
|
||||||
|
|
||||||
|
@ManyToOne(fetch = FetchType.LAZY, optional = false)
|
||||||
|
@JoinColumn(name = "uploaded_by", nullable = false)
|
||||||
|
var uploadedBy: AppUser,
|
||||||
|
|
||||||
|
@Column(name = "original_filename", nullable = false)
|
||||||
|
var originalFilename: String,
|
||||||
|
|
||||||
|
@Column(name = "content_type")
|
||||||
|
var contentType: String? = null,
|
||||||
|
|
||||||
|
@Column(name = "size_bytes", nullable = false)
|
||||||
|
var sizeBytes: Long,
|
||||||
|
|
||||||
|
@Column(name = "storage_path", nullable = false)
|
||||||
|
var storagePath: String,
|
||||||
|
|
||||||
|
@Column(name = "extracted_data", columnDefinition = "jsonb")
|
||||||
|
var extractedData: String? = null,
|
||||||
|
|
||||||
|
@Column(name = "extracted_at", columnDefinition = "timestamptz")
|
||||||
|
var extractedAt: OffsetDateTime? = null,
|
||||||
|
|
||||||
|
@Column(name = "uploaded_at", nullable = false, columnDefinition = "timestamptz")
|
||||||
|
val uploadedAt: OffsetDateTime = OffsetDateTime.now()
|
||||||
|
)
|
||||||
Reference in New Issue
Block a user