From ec3f472f8f37a3d340ddd3a042ecb7f26bd311db Mon Sep 17 00:00:00 2001
From: Paul-Christian Volkmer
Date: Tue, 10 Mar 2026 11:14:28 +0100
Subject: feat: show submission statistics table (#260)

---
 .../dnpm/etl/processor/web/StatisticsController.kt | 31 +++++++++++++++++++++-
 1 file changed, 30 insertions(+), 1 deletion(-)

(limited to 'src/main/kotlin/dev/dnpm/etl/processor')

diff --git a/src/main/kotlin/dev/dnpm/etl/processor/web/StatisticsController.kt b/src/main/kotlin/dev/dnpm/etl/processor/web/StatisticsController.kt
index e48d5df..8dfe595 100644
--- a/src/main/kotlin/dev/dnpm/etl/processor/web/StatisticsController.kt
+++ b/src/main/kotlin/dev/dnpm/etl/processor/web/StatisticsController.kt
@@ -19,18 +19,47 @@
 
 package dev.dnpm.etl.processor.web
 
+import dev.dnpm.etl.processor.monitoring.RequestStatus
+import dev.dnpm.etl.processor.monitoring.RequestType
+import dev.dnpm.etl.processor.monitoring.SubmissionType
+import dev.dnpm.etl.processor.services.RequestService
+import net.sf.saxon.tree.tiny.Statistics
 import org.springframework.stereotype.Controller
 import org.springframework.ui.Model
 import org.springframework.web.bind.annotation.GetMapping
 import org.springframework.web.bind.annotation.RequestMapping
 import java.time.Instant
+import java.time.ZoneId
+import java.time.format.DateTimeFormatter
 
 @Controller
 @RequestMapping(path = ["/statistics"])
-class StatisticsController {
+class StatisticsController(
+    private val requestService: RequestService,
+) {
     @GetMapping
     fun index(model: Model): String {
+        val submissions =
+            requestService
+                .findAll()
+                .asSequence()
+                .filter { it.type == RequestType.MTB_FILE }
+                .filter { listOf(RequestStatus.SUCCESS, RequestStatus.WARNING).contains(it.status) }
+                .sortedByDescending { it.processedAt }
+                .groupBy {
+                    val formatter = DateTimeFormatter.ofPattern("yyyy-MM").withZone(ZoneId.systemDefault())
+                    formatter.format(it.processedAt)
+                }.map {
+                    mapOf(
+                        "month" to it.key,
+                        "accepted" to it.value.count { it.submissionAccepted },
+                        "initial" to it.value.count { it.submissionType == SubmissionType.INITIAL },
+                        "submissions" to it.value.size,
+                    )
+                }.toList()
+
         model.addAttribute("now", Instant.now())
+        model.addAttribute("submissions", submissions)
         return "statistics"
     }
 }
-- 
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