feat: ZNS-Cloud-Sync und manuellen Veranstalter-Button im Wizard hinzugefügt

Signed-off-by: StefanMoCoAt <stefan.mo.co@gmail.com>

frontend/features/zns-import-feature/src/jvmMain/kotlin/at/mocode/zns/feature/ZnsImportViewModel.kt

@@ -8,6 +8,7 @@ import androidx.lifecycle.viewModelScope
 import at.mocode.frontend.core.auth.data.AuthTokenManager
 import at.mocode.frontend.core.domain.zns.ZnsImportProvider
 import at.mocode.frontend.core.domain.zns.ZnsImportState
+import at.mocode.frontend.core.domain.zns.ZnsRemoteVerein
 import at.mocode.frontend.core.network.NetworkConfig
 import io.ktor.client.*
 import io.ktor.client.request.*
@@ -22,7 +23,6 @@ import kotlinx.serialization.json.Json
 import java.io.File
 import kotlin.time.Duration.Companion.milliseconds
 
-
 @Serializable
 data class ImportStartResponse(val jobId: String)
 
@@ -35,6 +35,15 @@ internal data class JobStatusResponse(
   val fehler: List<String> = emptyList(),
 )
 
+@Serializable
+internal data class VereinRemoteDto(
+  val vereinId: String,
+  val vereinsNummer: String,
+  val name: String,
+  val ort: String? = null,
+  val bundesland: String? = null,
+)
+
 private val TERMINAL_STATES = setOf("ABGESCHLOSSEN", "FEHLER")
 private const val POLLING_INTERVAL_MS = 2000L
 private const val MAX_VISIBLE_ERRORS = 50
@@ -98,6 +107,74 @@ class ZnsImportViewModel(
     }
   }
 
+  override fun searchRemote(query: String) {
+    if (query.length < 3) {
+      state = state.copy(remoteResults = emptyList())
+      return
+    }
+
+    viewModelScope.launch {
+      state = state.copy(isSearching = true)
+      try {
+        val token = authTokenManager.authState.value.token
+        // Wir nutzen den API-Gateway Pfad für masterdata
+        val response: HttpResponse = httpClient.get("${NetworkConfig.baseUrl}/api/v1/masterdata/verein/search") {
+          parameter("q", query)
+          if (token != null) header(HttpHeaders.Authorization, "Bearer $token")
+        }
+
+        if (response.status.isSuccess()) {
+          val results = json.decodeFromString<List<VereinRemoteDto>>(response.bodyAsText())
+          state = state.copy(
+            isSearching = false,
+            remoteResults = results.map {
+              ZnsRemoteVerein(it.vereinId, it.name, it.vereinsNummer, it.ort, it.bundesland)
+            }
+          )
+        } else {
+          state = state.copy(isSearching = false, errorMessage = "Suche fehlgeschlagen: HTTP ${response.status.value}")
+        }
+      } catch (e: Exception) {
+        state = state.copy(isSearching = false, errorMessage = "Fehler bei der Cloud-Suche: ${e.message}")
+      }
+    }
+  }
+
+  override fun syncFromCloud(onResult: (List<ZnsRemoteVerein>) -> Unit) {
+    viewModelScope.launch {
+      state = state.copy(isSyncing = true, errorMessage = null)
+      try {
+        val token = authTokenManager.authState.value.token
+        // Wir laden die Top 1000 Vereine für den Sync (einfache Implementierung)
+        val response: HttpResponse = httpClient.get("${NetworkConfig.baseUrl}/api/v1/masterdata/verein") {
+          parameter("limit", 1000)
+          if (token != null) header(HttpHeaders.Authorization, "Bearer $token")
+        }
+
+        if (response.status.isSuccess()) {
+          val results = json.decodeFromString<List<VereinRemoteDto>>(response.bodyAsText())
+          val domainResults = results.map {
+            ZnsRemoteVerein(it.vereinId, it.name, it.vereinsNummer, it.ort, it.bundesland)
+          }
+
+          val now = java.time.LocalDateTime.now()
+          val version = now.format(java.time.format.DateTimeFormatter.ofPattern("dd.MM.yyyy HH:mm"))
+
+          state = state.copy(
+            isSyncing = false,
+            lastSyncVersion = version,
+            isFinished = true
+          )
+          onResult(domainResults)
+        } else {
+          state = state.copy(isSyncing = false, errorMessage = "Sync fehlgeschlagen: HTTP ${response.status.value}")
+        }
+      } catch (e: Exception) {
+        state = state.copy(isSyncing = false, errorMessage = "Fehler beim Cloud-Sync: ${e.message}")
+      }
+    }
+  }
+
   private fun startPolling(jobId: String) {
     pollingJob?.cancel()
     pollingJob = viewModelScope.launch {