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vSkyfallvSkyfall/sky/skills/sky-android/SKILL.md

sky-android

Skill8 starsChanged 6 days agoMITView on GitHub

Native Android (Kotlin): Jetpack Compose UI, tek yönlü veri akışı ve ViewModel + StateFlow, coroutines ve Flow, Room, Retrofit/Ktor ile ağ, Hilt ile DI, Navigation Compose tip güvenli rotalar, Material 3 ve dinamik renk, edge-to-edge, izinler, WorkManager, testler (Compose UI, Turbine, screenshot), R8 ve Play Console yayını. Android projesinde kullan.

The file

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SKILL.md

Sky · Android

Mimari

ui/      Composable ekranlar + ViewModel (UiState: StateFlow)
domain/  (isteğe bağlı) use case'ler
data/    Repository → Room (yerel) + API (uzak), tek gerçek kaynak = yerel DB
di/      Hilt modülleri

UDF: olaylar yukarı (ViewModel), durum aşağı (Composable). Composable'lar durumsuz ve önizlenebilir.

ViewModel + StateFlow

data class BookingsUiState(val items: List<Booking> = emptyList(), val loading: Boolean = true, val error: String? = null)

@HiltViewModel
class BookingsViewModel @Inject constructor(private val repo: BookingRepository) : ViewModel() {
    val state: StateFlow<BookingsUiState> = repo.observeUpcoming()
        .map { BookingsUiState(items = it, loading = false) }
        .catch { emit(BookingsUiState(loading = false, error = it.message)) }
        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5_000), BookingsUiState())

    fun cancel(id: String) = viewModelScope.launch { repo.cancel(id) }
}

@Composable
fun BookingsScreen(vm: BookingsViewModel = hiltViewModel()) {
    val state by vm.state.collectAsStateWithLifecycle()
    BookingsContent(state, onCancel = vm::cancel)
}

collectAsStateWithLifecycle arka planda toplamayı durdurur.

Compose ipuçları

  • Kararlılık: değişmez koleksiyonlar (kotlinx.collections.immutable) veya @Immutable → gereksiz recomposition yok.
  • LazyColumn öğelerinde key = { it.id }; ağır hesaplar remember/derivedStateOf.
  • Material 3 dinamik renk (Android 12+), koyu tema, edge-to-edge ve WindowInsets.
  • @PreviewLightDark, farklı font ölçekleri; erişilebilirlik: contentDescription, semantics, 48dp dokunma hedefi.

Veri

  • Room: Flow<List<T>> döndüren DAO'lar otomatik güncellenir; migration'lar.
  • Ağ: Retrofit + kotlinx.serialization veya Ktor client; token interceptor; çevrimdışı önce yerele yaz, WorkManager ile senkron.
  • DataStore tercihler için. GlobalScope yok.

Navigasyon, arka plan, izinler

  • Navigation Compose tip güvenli rotalar (@Serializable data class BookingDetail(val id: String)), App Links.
  • WorkManager kısıtlı garanti işler; bildirim izni (Android 13+) bağlamlı; FCM push.

Test ve yayın

JUnit + Turbine + MockK; Compose UI testleri; Robolectric; screenshot testleri (Roborazzi/Paparazzi); ktlint/detekt, Lint. Version catalog, R8 (isMinifyEnabled = true + keep kuralları), Play App Signing, AAB, dahili → kapalı → üretim kademeli açılış, Data safety formu.

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