Add statistics for state per patient

src/main/kotlin/dev/dnpm/etl/processor/monitoring/Request.kt

@@ -20,6 +20,7 @@
 package dev.dnpm.etl.processor.monitoring
 
 import org.springframework.data.annotation.Id
+import org.springframework.data.jdbc.repository.query.Query
 import org.springframework.data.relational.core.mapping.Embedded
 import org.springframework.data.relational.core.mapping.Table
 import org.springframework.data.repository.CrudRepository
@@ -45,10 +46,20 @@ data class Report(
     val dataQualityReport: String = ""
 )
 
+data class CountedState(
+    val count: Int,
+    val status: RequestStatus,
+)
+
 interface RequestRepository : CrudRepository<Request, Long> {
 
     fun findAllByPatientIdOrderByProcessedAtDesc(patientId: String): List<Request>
 
     fun findByUuidEquals(uuid: String): Optional<Request>
 
+    @Query("SELECT count(*) AS count, status FROM (" +
+            "SELECT status, rank() OVER (PARTITION BY patient_id ORDER BY processed_at DESC) AS rank FROM request WHERE status NOT IN ('DUPLICATION')" +
+            ") rank WHERE rank = 1 GROUP BY status ORDER BY count DESC;")
+    fun findPatientUniqueStates(): List<CountedState>
+
 }

src/main/kotlin/dev/dnpm/etl/processor/web/StatisticsRestController.kt

@@ -19,6 +19,7 @@
 
 package dev.dnpm.etl.processor.web
 
+import dev.dnpm.etl.processor.monitoring.PatientUniqueState
 import dev.dnpm.etl.processor.monitoring.RequestRepository
 import dev.dnpm.etl.processor.monitoring.RequestStatus
 import org.reactivestreams.Publisher
@@ -95,6 +96,19 @@ class StatisticsRestController(
             .sortedBy { it.date }
     }
 
+    @GetMapping(path = ["requestpatientstates"])
+    fun requestPatientStates(): List<NameValue> {
+        return requestRepository.findPatientUniqueStates().map {
+            val color = when (it.status) {
+                RequestStatus.ERROR -> "red"
+                RequestStatus.WARNING -> "darkorange"
+                RequestStatus.SUCCESS -> "green"
+                else -> "slategray"
+            }
+            NameValue(it.status.toString(), it.count, color)
+        }
+    }
+
     @GetMapping(path = ["events"], produces = [MediaType.TEXT_EVENT_STREAM_VALUE])
     fun updater(): Flux<ServerSentEvent<Any>> {
         return statisticsUpdateProducer.asFlux().flatMap {
@@ -105,6 +119,9 @@ class StatisticsRestController(
                         .build(),
                     ServerSentEvent.builder<Any>()
                         .event("requestslastmonth").id("none").data(this.requestsLastMonth())
+                        .build(),
+                    ServerSentEvent.builder<Any>()
+                        .event("requestpatientstates").id("none").data(this.requestPatientStates())
                         .build()
                 )
             )

src/main/resources/static/style.css

@@ -281,4 +281,13 @@ input.inline:focus-visible {
 
     border: 1px solid lightgray;
     border-radius: 3px;
+
+    width: calc(100% - 2.4rem - 4px);
+    height: 320px;
+
+    display: inline-block;
+}
+
+.chart-50pc {
+    width: calc(50% - 2.4rem - 4px);
 }

src/main/resources/templates/statistics.html

@@ -10,20 +10,27 @@
     <main>
         <h1>Statistiken</h1>
 
-        <div id="piechart" class="chart" style="width: 320px; height: 320px; display: inline-block"></div>
+        <div>
-        <div id="barchart" class="chart" style="width: 720px; height: 320px; display: inline-block"></div>
+            <div id="piechart1" class="chart chart-50pc"></div>
+            <div id="piechart2" class="chart chart-50pc"></div>
+        </div>
+        <div id="barchart" class="chart"></div>
 
     </main>
     <script th:src="@{/echarts.min.js}"></script>
     <script th:src="@{/scripts.js}"></script>
     <script>
         window.onload = () => {
-            drawPieChart('statistics/requeststates', 'piechart', 'Statusverteilung aller Anfragen');
+            drawPieChart('statistics/requeststates', 'piechart1', 'Statusverteilung aller Anfragen');
+            drawPieChart('statistics/requestpatientstates', 'piechart2', 'Statusverteilung nach Patient');
             drawBarChart('statistics/requestslastmonth', 'barchart', 'Anfragen der letzten 30 Tage');
 
             const eventSource = new EventSource('statistics/events');
             eventSource.addEventListener('requeststates', event => {
-                drawPieChart('statistics/requeststates', 'piechart', 'Statusverteilung aller Anfragen', JSON.parse(event.data));
+                drawPieChart('statistics/requeststates', 'piechart1', 'Statusverteilung aller Anfragen', JSON.parse(event.data));
+            });
+            eventSource.addEventListener('requestpatientstates', event => {
+                drawPieChart('statistics/requestpatientstates', 'piechart2', 'Statusverteilung nach Patient', JSON.parse(event.data));
             });
             eventSource.addEventListener('requestslastmonth', event => {
                 drawBarChart('statistics/requestslastmonth', 'barchart', 'Anfragen des letzten Monats', JSON.parse(event.data));