Implement MVVM for all V3 screens: add ViewModels for Turniere, Bewerbe, Abteilungen, Pferde, Reiter, Vereins, and Funktionaer workflows. Update roadmap to mark B-1 tasks as complete.

2026-04-03 00:21:09 +02:00
parent 48ffadaaa2
commit 2b3e2d8c1b
8 changed files with 748 additions and 8 deletions
@@ -0,0 +1,99 @@
+package at.mocode.frontend.features.pferde.presentation
+
+import kotlinx.coroutines.CoroutineScope
+import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.SupervisorJob
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.launch
+
+data class PferdProfilState(
+  val isLoading: Boolean = false,
+  val errorMessage: String? = null,
+  val name: String = "",
+  val feiId: String = "",
+  val oepsNummer: String = "",
+  val geburtsjahr: String = "",
+  val farbe: String = "",
+  val rasse: String = "",
+  val validHints: List<String> = emptyList(),
+  val dirty: Boolean = false,
+)
+
+sealed interface PferdProfilIntent {
+  data class Load(val id: String) : PferdProfilIntent
+  data object Refresh : PferdProfilIntent
+  data class EditName(val v: String) : PferdProfilIntent
+  data class EditFeiId(val v: String) : PferdProfilIntent
+  data class EditOeps(val v: String) : PferdProfilIntent
+  data class EditGeburtsjahr(val v: String) : PferdProfilIntent
+  data class EditFarbe(val v: String) : PferdProfilIntent
+  data class EditRasse(val v: String) : PferdProfilIntent
+  data object Save : PferdProfilIntent
+  data object ClearError : PferdProfilIntent
+}
+
+interface PferdProfilRepository {
+  suspend fun load(id: String): PferdProfilState
+  suspend fun save(id: String, state: PferdProfilState)
+}
+
+class PferdProfilViewModel(
+  private val repo: PferdProfilRepository,
+  private var id: String,
+) {
+  private val scope = CoroutineScope(SupervisorJob() + Dispatchers.Default)
+
+  private val _state = MutableStateFlow(PferdProfilState(isLoading = true))
+  val state: StateFlow<PferdProfilState> = _state
+
+  init { send(PferdProfilIntent.Load(id)) }
+
+  fun send(intent: PferdProfilIntent) {
+    when (intent) {
+      is PferdProfilIntent.Load -> { id = intent.id; load() }
+      is PferdProfilIntent.Refresh -> load()
+      is PferdProfilIntent.EditName -> edit { it.copy(name = intent.v) }
+      is PferdProfilIntent.EditFeiId -> edit { it.copy(feiId = intent.v) }
+      is PferdProfilIntent.EditOeps -> edit { it.copy(oepsNummer = intent.v) }
+      is PferdProfilIntent.EditGeburtsjahr -> edit { it.copy(geburtsjahr = intent.v) }
+      is PferdProfilIntent.EditFarbe -> edit { it.copy(farbe = intent.v) }
+      is PferdProfilIntent.EditRasse -> edit { it.copy(rasse = intent.v) }
+      is PferdProfilIntent.Save -> save()
+      is PferdProfilIntent.ClearError -> reduce { it.copy(errorMessage = null) }
+    }
+  }
+
+  private fun load() {
+    reduce { it.copy(isLoading = true, errorMessage = null) }
+    scope.launch {
+      try {
+        val loaded = repo.load(id)
+        reduce { loaded.copy(isLoading = false, dirty = false) }
+      } catch (t: Throwable) {
+        reduce { it.copy(isLoading = false, errorMessage = t.message ?: "Fehler beim Laden") }
+      }
+    }
+  }
+
+  private fun save() {
+    val cur = _state.value
+    reduce { it.copy(isLoading = true, errorMessage = null) }
+    scope.launch {
+      try {
+        repo.save(id, cur)
+        reduce { it.copy(isLoading = false, dirty = false) }
+      } catch (t: Throwable) {
+        reduce { it.copy(isLoading = false, errorMessage = t.message ?: "Fehler beim Speichern") }
+      }
+    }
+  }
+
+  private inline fun edit(block: (PferdProfilState) -> PferdProfilState) {
+    reduce { block(it).copy(dirty = true) }
+  }
+
+  private inline fun reduce(block: (PferdProfilState) -> PferdProfilState) {
+    _state.value = block(_state.value)
+  }
+}