Merge pull request #46 from CCC-MF/issue_42_kafka

Dateneingang über Apache-Kafka als Alternative zu HTTP-Request

2 files changed, 22 insertions, 7 deletions

diff --git a/src/main/kotlin/dev/dnpm/etl/processor/config/AppKafkaConfiguration.kt b/src/main/kotlin/dev/dnpm/etl/processor/config/AppKafkaConfiguration.kt
index 0977527..3799762 100644
--- a/src/main/kotlin/dev/dnpm/etl/processor/config/AppKafkaConfiguration.kt
+++ b/src/main/kotlin/dev/dnpm/etl/processor/config/AppKafkaConfiguration.kt
@@ -25,6 +25,7 @@ import dev.dnpm.etl.processor.monitoring.ConnectionCheckService
 import dev.dnpm.etl.processor.monitoring.KafkaConnectionCheckService
 import dev.dnpm.etl.processor.output.KafkaMtbFileSender
 import dev.dnpm.etl.processor.output.MtbFileSender
+import dev.dnpm.etl.processor.services.RequestProcessor
 import dev.dnpm.etl.processor.services.kafka.KafkaResponseProcessor
 import org.slf4j.LoggerFactory
 import org.springframework.boot.autoconfigure.condition.ConditionalOnMissingBean
@@ -97,9 +98,10 @@ class AppKafkaConfiguration {
     @Bean
     @ConditionalOnProperty(value = ["app.kafka.input-topic"])
     fun kafkaInputListener(
-        applicationEventPublisher: ApplicationEventPublisher,
+        requestProcessor: RequestProcessor,
+        objectMapper: ObjectMapper
     ): KafkaInputListener {
-        return KafkaInputListener(applicationEventPublisher)
+        return KafkaInputListener(requestProcessor, objectMapper)
     }
 
     @Bean
diff --git a/src/main/kotlin/dev/dnpm/etl/processor/input/KafkaInputListener.kt b/src/main/kotlin/dev/dnpm/etl/processor/input/KafkaInputListener.kt
index ee6b56e..63bf60a 100644
--- a/src/main/kotlin/dev/dnpm/etl/processor/input/KafkaInputListener.kt
+++ b/src/main/kotlin/dev/dnpm/etl/processor/input/KafkaInputListener.kt
@@ -19,15 +19,28 @@
 
 package dev.dnpm.etl.processor.input
 
+import com.fasterxml.jackson.databind.ObjectMapper
+import de.ukw.ccc.bwhc.dto.Consent
 import de.ukw.ccc.bwhc.dto.MtbFile
+import dev.dnpm.etl.processor.services.RequestProcessor
 import org.apache.kafka.clients.consumer.ConsumerRecord
-import org.springframework.context.ApplicationEventPublisher
+import org.slf4j.LoggerFactory
 import org.springframework.kafka.listener.MessageListener
 
 class KafkaInputListener(
-    private val applicationEventPublisher: ApplicationEventPublisher
-) : MessageListener<String, MtbFile> {
-    override fun onMessage(data: ConsumerRecord<String, MtbFile>) {
-        TODO("Not yet implemented")
+    private val requestProcessor: RequestProcessor,
+    private val objectMapper: ObjectMapper
+) : MessageListener<String, String> {
+    private val logger = LoggerFactory.getLogger(KafkaInputListener::class.java)
+
+    override fun onMessage(data: ConsumerRecord<String, String>) {
+        val mtbFile = objectMapper.readValue(data.value(), MtbFile::class.java)
+        if (mtbFile.consent.status == Consent.Status.ACTIVE) {
+            logger.debug("Accepted MTB File for processing")
+            requestProcessor.processMtbFile(mtbFile)
+        } else {
+            logger.debug("Accepted MTB File and process deletion")
+            requestProcessor.processDeletion(mtbFile.patient.id)
+        }
     }
 }
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