Make the description of achivements operable by Firebase Remote Config

app-ios-shared/src/iosTest/kotlin/io/github/droidkaigi/confsched2023/shared/EntryPointTest.kt

@@ -25,6 +25,10 @@ class EntryPointTest {
                 override suspend fun getBoolean(key: String): Boolean {
                     return true
                 }
+
+                override suspend fun getString(key: String): String {
+                    return "default"
+                }
             },
             authenticator = object : Authenticator {
                 override suspend fun currentUser(): User? {
@@ -50,4 +54,4 @@ class EntryPointTest {
         assertNotNull(kmpEntryPoint.get<SponsorsRepository>())
         assertNotNull(kmpEntryPoint.get<StaffRepository>())
     }
-}
+}

app-ios/Modules/Sources/RemoteConfig/RemoteConfig.swift

@@ -8,4 +8,7 @@ public class RemoteConfigApiImpl: RemoteConfigApi {
             bool: RemoteConfig.remoteConfig().configValue(forKey: key).boolValue
         )
     }
+    public func getString(key: String) async throws -> String {
+        return RemoteConfig.remoteConfig().configValue(forKey: key).stringValue ?? ""
+    }
 }

core/data/src/androidMain/kotlin/io/github/droidkaigi/confsched2023/data/di/ApiModule.kt

@@ -126,9 +126,10 @@ class AuthenticatorModule {
 @InstallIn(SingletonComponent::class)
 @Module
 class RemoteConfigModule {
+
     @Provides
     @Singleton
-    fun provideFirebaseRemoteConfig(): RemoteConfigApi {
+    fun provideRemoteConfigApi(): RemoteConfigApi {
         return DefaultRemoteConfigApi()
     }
 }

core/data/src/androidMain/kotlin/io/github/droidkaigi/confsched2023/data/remoteconfig/DefaultRemoteConfigApi.kt

@@ -1,5 +1,6 @@
 package io.github.droidkaigi.confsched2023.data.remoteconfig
 
+import co.touchlab.kermit.Logger
 import dev.gitlive.firebase.Firebase
 import dev.gitlive.firebase.remoteconfig.get
 import dev.gitlive.firebase.remoteconfig.remoteConfig
@@ -14,13 +15,26 @@ class DefaultRemoteConfigApi : RemoteConfigApi {
 //    init {
 //        CoroutineScope(Dispatchers.IO).launch {
 //            firebaseRemoteConfig.settings {
-//                minimumFetchIntervalInSeconds = 12 * 3600L
+//                minimumFetchIntervalInSeconds = 1 * 60
 //            }
 //        }
 //    }
 
     override suspend fun getBoolean(key: String): Boolean {
-        firebaseRemoteConfig.fetchAndActivate()
+        fetchConfig()
         return firebaseRemoteConfig[key]
     }
+
+    override suspend fun getString(key: String): String {
+        fetchConfig()
+        return firebaseRemoteConfig[key]
+    }
+
+    private suspend fun fetchConfig() {
+        try {
+            firebaseRemoteConfig.fetchAndActivate()
+        } catch (e: Exception) {
+            Logger.e(e.message ?: "FirebaseRemoteConfig fetchAndActivate failed")
+        }
+    }
 }

core/data/src/commonMain/kotlin/io/github/droidkaigi/confsched2023/data/remoteconfig/DefaultStampRepository.kt

@@ -9,15 +9,27 @@ class DefaultStampRepository(
     private val remoteConfigApi: RemoteConfigApi,
 ) : StampRepository {
     private val isStampsEnabledStateFlow: MutableStateFlow<Boolean> = MutableStateFlow(false)
+    private val stampDetailDescriptionStateFlow: MutableStateFlow<String> = MutableStateFlow("")
+
     private suspend fun fetchStampsEnabled() {
         isStampsEnabledStateFlow.value = remoteConfigApi.getBoolean(IS_STAMPS_ENABLED_KEY)
     }
 
+    private suspend fun fetchStampDetailDescription() {
+        stampDetailDescriptionStateFlow.value =
+            remoteConfigApi.getString(STAMP_DETAIL_DESCRIPTION_KEY)
+    }
+
     override fun getStampEnabledStream(): Flow<Boolean> {
         return isStampsEnabledStateFlow.onStart { fetchStampsEnabled() }
     }
 
+    override fun getStampDetailDescriptionStream(): Flow<String> {
+        return stampDetailDescriptionStateFlow.onStart { fetchStampDetailDescription() }
+    }
+
     companion object {
         const val IS_STAMPS_ENABLED_KEY = "is_stamps_enable"
+        const val STAMP_DETAIL_DESCRIPTION_KEY = "achievements_detail_description"
     }
 }

core/data/src/commonMain/kotlin/io/github/droidkaigi/confsched2023/data/remoteconfig/FakeRemoteConfigApi.kt

@@ -5,16 +5,24 @@ import androidx.datastore.core.IOException
 class FakeRemoteConfigApi : RemoteConfigApi {
 
     sealed interface Status : RemoteConfigApi {
-        object Default : Status {
+        data object Default : Status {
             override suspend fun getBoolean(key: String): Boolean {
                 return true
             }
+
+            override suspend fun getString(key: String): String {
+                return "default"
+            }
         }
 
-        object ThrowException : Status {
+        data object ThrowException : Status {
             override suspend fun getBoolean(key: String): Boolean {
                 throw IOException("FakeRemoteConfigApi throws exception")
             }
+
+            override suspend fun getString(key: String): String {
+                throw IOException("FakeRemoteConfigApi throws exception")
+            }
         }
     }
 
@@ -27,4 +35,8 @@ class FakeRemoteConfigApi : RemoteConfigApi {
     override suspend fun getBoolean(key: String): Boolean {
         return status.getBoolean(key)
     }
+
+    override suspend fun getString(key: String): String {
+        return status.getString(key)
+    }
 }

core/data/src/commonMain/kotlin/io/github/droidkaigi/confsched2023/data/remoteconfig/RemoteConfigApi.kt

@@ -2,4 +2,5 @@ package io.github.droidkaigi.confsched2023.data.remoteconfig
 
 interface RemoteConfigApi {
     suspend fun getBoolean(key: String): Boolean
+    suspend fun getString(key: String): String
 }

core/model/src/commonMain/kotlin/io/github/droidkaigi/confsched2023/data/contributors/StampRepository.kt

@@ -5,4 +5,5 @@ import kotlinx.coroutines.flow.Flow
 interface StampRepository {
 
     fun getStampEnabledStream(): Flow<Boolean>
+    fun getStampDetailDescriptionStream(): Flow<String>
 }

feature/stamps/src/main/java/io/github/droidkaigi/confsched2023/stamps/StampsScreen.kt

@@ -20,8 +20,8 @@ import androidx.navigation.NavGraphBuilder
 import androidx.navigation.compose.composable
 import io.github.droidkaigi.confsched2023.model.Stamp
 import io.github.droidkaigi.confsched2023.stamps.section.StampList
+import io.github.droidkaigi.confsched2023.stamps.section.StampListUiState
 import io.github.droidkaigi.confsched2023.ui.SnackbarMessageEffect
-import kotlinx.collections.immutable.ImmutableList
 
 const val stampsScreenRoute = "stamps"
 fun NavGraphBuilder.nestedStampsScreen(
@@ -69,7 +69,7 @@ fun StampsScreen(
 
 data class StampsScreenUiState(
     val lottieRawRes: Int?,
-    val stamps: ImmutableList<Stamp>,
+    val stampListUiState: StampListUiState,
 )
 
 @Composable
@@ -88,7 +88,7 @@ private fun StampsScreen(
             val layoutDirection = LocalLayoutDirection.current
 
             StampList(
-                stamps = uiState.stamps,
+                uiState = uiState.stampListUiState,
                 onStampsClick = onStampsClick,
                 onReachAnimationEnd = onReachAnimationEnd,
                 stampLottieRawId = stampLottieRawId,

feature/stamps/src/main/java/io/github/droidkaigi/confsched2023/stamps/StampsScreenViewModel.kt

@@ -1,29 +1,49 @@
 package io.github.droidkaigi.confsched2023.stamps
 
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
 import dagger.hilt.android.lifecycle.HiltViewModel
+import io.github.droidkaigi.confsched2023.data.contributors.StampRepository
+import io.github.droidkaigi.confsched2023.designsystem.strings.AppStrings
 import io.github.droidkaigi.confsched2023.feature.stamps.R
 import io.github.droidkaigi.confsched2023.model.Stamp
+import io.github.droidkaigi.confsched2023.stamps.section.StampListUiState
 import io.github.droidkaigi.confsched2023.ui.UserMessageStateHolder
 import io.github.droidkaigi.confsched2023.ui.buildUiState
+import io.github.droidkaigi.confsched2023.ui.handleErrorAndRetry
 import kotlinx.collections.immutable.persistentListOf
 import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
+import kotlinx.coroutines.flow.StateFlow
+import kotlinx.coroutines.flow.stateIn
 import javax.inject.Inject
 
 @HiltViewModel
 class StampsScreenViewModel @Inject constructor(
     val userMessageStateHolder: UserMessageStateHolder,
+    stampRepository: StampRepository,
 ) : ViewModel(),
     UserMessageStateHolder by userMessageStateHolder {
 
+    private val stampDetailDescriptionStateFlow: StateFlow<String> =
+        stampRepository.getStampDetailDescriptionStream()
+            .handleErrorAndRetry(
+                AppStrings.Retry,
+                userMessageStateHolder,
+            )
+            .stateIn(
+                scope = viewModelScope,
+                started = SharingStarted.WhileSubscribed(5_000),
+                initialValue = "",
+            )
+
     private val stampLottieRawResStateFlow: MutableStateFlow<Int?> =
         MutableStateFlow(null)
 
-    val uiState = buildUiState(
-        stampLottieRawResStateFlow,
-    ) { rawRes ->
-        StampsScreenUiState(
-            lottieRawRes = rawRes,
+    private val stampListState = buildUiState(
+        stampDetailDescriptionStateFlow,
+    ) { detailDescription ->
+        StampListUiState(
             stamps = persistentListOf(
                 Stamp(
                     hasDrawableResId = R.drawable.img_stamp_a_on,
@@ -56,6 +76,17 @@ class StampsScreenViewModel @Inject constructor(
                     contentDescription = "StampE image",
                 ),
             ),
+            detailDescription = detailDescription,
+        )
+    }
+
+    val uiState = buildUiState(
+        stampLottieRawResStateFlow,
+        stampListState,
+    ) { rawRes, stampListUiState ->
+        StampsScreenUiState(
+            lottieRawRes = rawRes,
+            stampListUiState = stampListUiState,
         )
     }
 

feature/stamps/src/main/java/io/github/droidkaigi/confsched2023/stamps/StampsStrings.kt

@@ -8,22 +8,18 @@ sealed class StampsStrings : Strings<StampsStrings>(Bindings) {
 
     data object Title : StampsStrings()
 
-    data object Description : StampsStrings()
-
     data object DescriptionNotes : StampsStrings()
 
     private object Bindings : StringsBindings<StampsStrings>(
         Lang.Japanese to { item, _ ->
             when (item) {
                 Title -> "Stamps"
-                Description -> "会場の各部屋に設置されたNFCタグにスマホをかざしてスタンプを集めてみましょう。"
                 DescriptionNotes -> "※ この企画は変更または中止になる可能性があります"
             }
         },
         Lang.English to { item, _ ->
             when (item) {
                 Title -> "Stamps"
-                Description -> "Let's collect stamps by holding your smartphone over the NFC tags placed in each room of the venue."
                 DescriptionNotes -> "※ This program is subject to change or cancellation."
             }
         },

feature/stamps/src/main/java/io/github/droidkaigi/confsched2023/stamps/component/StampsDetail.kt

@@ -13,6 +13,7 @@ import io.github.droidkaigi.confsched2023.stamps.StampsStrings
 
 @Composable
 fun StampsDetail(
+    description: String,
     modifier: Modifier = Modifier,
 ) {
     Column(modifier = modifier) {
@@ -25,7 +26,7 @@ fun StampsDetail(
         Spacer(modifier = Modifier.height(16.dp))
 
         Text(
-            text = StampsStrings.Description.asString(),
+            text = description,
             style = MaterialTheme.typography.bodyLarge,
             modifier = Modifier.fillMaxWidth(),
         )

feature/stamps/src/main/java/io/github/droidkaigi/confsched2023/stamps/section/StampList.kt

@@ -30,9 +30,14 @@ private const val StampListColumns = 2
 private const val SingleItemSpanCount = 2
 private const val DoubleItemSpanCount = 2 / 2
 
+data class StampListUiState(
+    val stamps: ImmutableList<Stamp>,
+    val detailDescription: String,
+)
+
 @Composable
 fun StampList(
-    stamps: ImmutableList<Stamp>,
+    uiState: StampListUiState,
     @androidx.annotation.RawRes
     stampLottieRawId: Int?,
     onStampsClick: (Stamp) -> Unit,
@@ -86,14 +91,14 @@ fun StampList(
                 key = "stamps_header",
                 span = { GridItemSpan(SingleItemSpanCount) },
             ) {
-                StampsDetail()
+                StampsDetail(uiState.detailDescription)
             }
             items(
-                items = stamps,
+                items = uiState.stamps,
                 key = { stamp -> stamp.hasDrawableResId },
                 span = { stamp ->
                     GridItemSpan(
-                        if (stamp == stamps.last() && stamps.size % StampListColumns != 0) {
+                        if (stamp == uiState.stamps.last() && uiState.stamps.size % StampListColumns != 0) {
                             SingleItemSpanCount
                         } else {
                             DoubleItemSpanCount