feat(settings): DataStore-based settings repo, notification preferences, special dates component

app/src/main/java/com/couplesconnect/app/data/local/SettingsDataStore.kt

@@ -0,0 +1,49 @@
+package com.couplesconnect.app.data.local
+
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.core.booleanPreferencesKey
+import androidx.datastore.preferences.core.edit
+import com.couplesconnect.app.domain.repository.AppSettings
+import com.couplesconnect.app.domain.repository.SettingsRepository
+import kotlinx.coroutines.flow.Flow
+import kotlinx.coroutines.flow.map
+import javax.inject.Inject
+import javax.inject.Singleton
+
+@Singleton
+class SettingsDataStore @Inject constructor(
+    private val dataStore: DataStore<Preferences>
+) : SettingsRepository {
+
+    private val DAILY_REMINDER = booleanPreferencesKey("daily_reminder")
+    private val PARTNER_ANSWERED = booleanPreferencesKey("partner_answered")
+    private val STREAK_REMINDER = booleanPreferencesKey("streak_reminder")
+    private val QUIET_HOURS = booleanPreferencesKey("quiet_hours")
+    private val ONBOARDING_COMPLETE = booleanPreferencesKey("onboarding_complete")
+
+    override val settings: Flow<AppSettings> = dataStore.data.map { prefs ->
+        AppSettings(
+            dailyReminderEnabled = prefs[DAILY_REMINDER] ?: true,
+            partnerAnsweredEnabled = prefs[PARTNER_ANSWERED] ?: true,
+            streakReminderEnabled = prefs[STREAK_REMINDER] ?: false,
+            quietHoursEnabled = prefs[QUIET_HOURS] ?: false,
+            onboardingComplete = prefs[ONBOARDING_COMPLETE] ?: false
+        )
+    }
+
+    override suspend fun setDailyReminder(enabled: Boolean) =
+        dataStore.edit { it[DAILY_REMINDER] = enabled }.let {}
+
+    override suspend fun setPartnerAnswered(enabled: Boolean) =
+        dataStore.edit { it[PARTNER_ANSWERED] = enabled }.let {}
+
+    override suspend fun setStreakReminder(enabled: Boolean) =
+        dataStore.edit { it[STREAK_REMINDER] = enabled }.let {}
+
+    override suspend fun setQuietHours(enabled: Boolean) =
+        dataStore.edit { it[QUIET_HOURS] = enabled }.let {}
+
+    override suspend fun setOnboardingComplete(complete: Boolean) =
+        dataStore.edit { it[ONBOARDING_COMPLETE] = complete }.let {}
+}

app/src/main/java/com/couplesconnect/app/di/DatabaseModule.kt

@@ -1,13 +1,17 @@
 package com.couplesconnect.app.di
 
+import android.content.Context
+import androidx.datastore.core.DataStore
+import androidx.datastore.preferences.core.Preferences
+import androidx.datastore.preferences.preferencesDataStoreFile
+import androidx.datastore.preferences.core.PreferenceDataStoreFactory
+import androidx.room.Room
 import com.couplesconnect.app.data.local.AppDatabase
 import dagger.Module
 import dagger.Provides
 import dagger.hilt.InstallIn
 import dagger.hilt.android.qualifiers.ApplicationContext
 import dagger.hilt.components.SingletonComponent
-import androidx.room.Room
-import android.content.Context
 import javax.inject.Singleton
 
 @Module
@@ -33,4 +37,11 @@ object DatabaseModule {
     @Provides
     @Singleton
     fun provideCategoryDao(db: AppDatabase) = db.categoryDao()
+
+    @Provides
+    @Singleton
+    fun provideDataStore(@ApplicationContext context: Context): DataStore<Preferences> =
+        PreferenceDataStoreFactory.create {
+            context.preferencesDataStoreFile("settings")
+        }
 }

app/src/main/java/com/couplesconnect/app/di/RepositoryModule.kt

@@ -2,6 +2,7 @@ package com.couplesconnect.app.di
 
 import com.couplesconnect.app.core.billing.EntitlementChecker
 import com.couplesconnect.app.core.billing.FakeEntitlementChecker
+import com.couplesconnect.app.data.local.SettingsDataStore
 import com.couplesconnect.app.data.repository.CoupleRepositoryImpl
 import com.couplesconnect.app.data.repository.FirebaseAuthRepositoryImpl
 import com.couplesconnect.app.data.repository.InviteRepositoryImpl
@@ -15,6 +16,7 @@ import com.couplesconnect.app.domain.repository.InviteRepository
 import com.couplesconnect.app.domain.repository.LocalAnswerRepository
 import com.couplesconnect.app.domain.repository.QuestionRepository
 import com.couplesconnect.app.domain.repository.QuestionThreadRepository
+import com.couplesconnect.app.domain.repository.SettingsRepository
 import com.couplesconnect.app.domain.repository.UserRepository
 import dagger.Binds
 import dagger.Module
@@ -49,4 +51,7 @@ abstract class RepositoryModule {
 
     @Binds @Singleton
     abstract fun bindEntitlementChecker(impl: FakeEntitlementChecker): EntitlementChecker
+
+    @Binds @Singleton
+    abstract fun bindSettingsRepository(impl: SettingsDataStore): SettingsRepository
 }

app/src/main/java/com/couplesconnect/app/domain/repository/SettingsRepository.kt

@@ -0,0 +1,20 @@
+package com.couplesconnect.app.domain.repository
+
+import kotlinx.coroutines.flow.Flow
+
+data class AppSettings(
+    val dailyReminderEnabled: Boolean = true,
+    val partnerAnsweredEnabled: Boolean = true,
+    val streakReminderEnabled: Boolean = false,
+    val quietHoursEnabled: Boolean = false,
+    val onboardingComplete: Boolean = false
+)
+
+interface SettingsRepository {
+    val settings: Flow<AppSettings>
+    suspend fun setDailyReminder(enabled: Boolean)
+    suspend fun setPartnerAnswered(enabled: Boolean)
+    suspend fun setStreakReminder(enabled: Boolean)
+    suspend fun setQuietHours(enabled: Boolean)
+    suspend fun setOnboardingComplete(complete: Boolean)
+}

app/src/main/java/com/couplesconnect/app/ui/components/SpecialDatesSection.kt

@@ -0,0 +1,181 @@
+package com.couplesconnect.app.ui.components
+
+import androidx.compose.foundation.background
+import androidx.compose.foundation.layout.Arrangement
+import androidx.compose.foundation.layout.Box
+import androidx.compose.foundation.layout.Column
+import androidx.compose.foundation.layout.Row
+import androidx.compose.foundation.layout.fillMaxWidth
+import androidx.compose.foundation.layout.padding
+import androidx.compose.foundation.layout.size
+import androidx.compose.foundation.shape.RoundedCornerShape
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.filled.Cake
+import androidx.compose.material.icons.filled.CardGiftcard
+import androidx.compose.material3.Card
+import androidx.compose.material3.CardDefaults
+import androidx.compose.material3.Icon
+import androidx.compose.material3.MaterialTheme
+import androidx.compose.material3.Surface
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.ui.Alignment
+import androidx.compose.ui.Modifier
+import androidx.compose.ui.graphics.Color
+import androidx.compose.ui.graphics.vector.ImageVector
+import androidx.compose.ui.text.font.FontWeight
+import androidx.compose.ui.tooling.preview.Preview
+import androidx.compose.ui.unit.dp
+import androidx.compose.ui.unit.sp
+
+private val Purple = Color(0xFF7C6F9E)
+private val PurpleLight = Color(0xFFF0EDF9)
+private val GreenPill = Color(0xFF81B29A)
+
+@Composable
+fun SpecialDatesSection(modifier: Modifier = Modifier) {
+    Card(
+        modifier = modifier.fillMaxWidth(),
+        shape = RoundedCornerShape(28.dp),
+        colors = CardDefaults.cardColors(containerColor = Color.White),
+        elevation = CardDefaults.cardElevation(defaultElevation = 8.dp)
+    ) {
+        Column(
+            modifier = Modifier.padding(20.dp),
+            verticalArrangement = Arrangement.spacedBy(16.dp)
+        ) {
+            Text(
+                text = "Your Special Dates",
+                style = MaterialTheme.typography.titleMedium.copy(fontWeight = FontWeight.SemiBold),
+                color = Color(0xFF27211F)
+            )
+
+            // Anniversary featured card
+            Surface(
+                shape = RoundedCornerShape(20.dp),
+                color = PurpleLight,
+                modifier = Modifier.fillMaxWidth()
+            ) {
+                Row(
+                    modifier = Modifier.padding(16.dp),
+                    horizontalArrangement = Arrangement.spacedBy(14.dp),
+                    verticalAlignment = Alignment.CenterVertically
+                ) {
+                    DateBlock(day = "14", month = "Jul", tint = Purple)
+
+                    Column(
+                        modifier = Modifier.weight(1f),
+                        verticalArrangement = Arrangement.spacedBy(4.dp)
+                    ) {
+                        Row(
+                            horizontalArrangement = Arrangement.spacedBy(8.dp),
+                            verticalAlignment = Alignment.CenterVertically
+                        ) {
+                            Text(
+                                text = "Your Anniversary",
+                                style = MaterialTheme.typography.bodyLarge.copy(fontWeight = FontWeight.SemiBold),
+                                color = Color(0xFF27211F)
+                            )
+                            TodayPill()
+                        }
+                        Text(
+                            text = "Added by Jessica",
+                            style = MaterialTheme.typography.bodySmall,
+                            color = Color(0xFF4E4642)
+                        )
+                    }
+
+                    Icon(
+                        imageVector = Icons.Filled.CardGiftcard,
+                        contentDescription = null,
+                        tint = Purple,
+                        modifier = Modifier.size(24.dp)
+                    )
+                }
+            }
+
+            // Birthday rows
+            BirthdayRow(name = "Jessica", day = "10", month = "May")
+            BirthdayRow(name = "Mark", day = "25", month = "Aug")
+        }
+    }
+}
+
+@Composable
+private fun BirthdayRow(name: String, day: String, month: String) {
+    Row(
+        modifier = Modifier.fillMaxWidth(),
+        horizontalArrangement = Arrangement.spacedBy(14.dp),
+        verticalAlignment = Alignment.CenterVertically
+    ) {
+        DateBlock(day = day, month = month, tint = Purple, compact = true)
+
+        Text(
+            text = "$name's Birthday",
+            style = MaterialTheme.typography.bodyMedium,
+            color = Color(0xFF27211F),
+            modifier = Modifier.weight(1f)
+        )
+
+        Icon(
+            imageVector = Icons.Filled.Cake,
+            contentDescription = null,
+            tint = Purple.copy(alpha = 0.7f),
+            modifier = Modifier.size(20.dp)
+        )
+    }
+}
+
+@Composable
+private fun DateBlock(
+    day: String,
+    month: String,
+    tint: Color,
+    compact: Boolean = false
+) {
+    val size = if (compact) 44.dp else 54.dp
+    Box(
+        modifier = Modifier
+            .size(size)
+            .background(tint.copy(alpha = 0.12f), RoundedCornerShape(12.dp)),
+        contentAlignment = Alignment.Center
+    ) {
+        Column(horizontalAlignment = Alignment.CenterHorizontally) {
+            Text(
+                text = day,
+                style = MaterialTheme.typography.titleMedium.copy(fontWeight = FontWeight.Bold),
+                color = tint,
+                fontSize = if (compact) 14.sp else 18.sp,
+                lineHeight = if (compact) 16.sp else 20.sp
+            )
+            Text(
+                text = month,
+                style = MaterialTheme.typography.labelSmall,
+                color = tint,
+                fontSize = if (compact) 9.sp else 10.sp
+            )
+        }
+    }
+}
+
+@Composable
+private fun TodayPill() {
+    Surface(
+        shape = RoundedCornerShape(999.dp),
+        color = GreenPill
+    ) {
+        Text(
+            text = "Today",
+            modifier = Modifier.padding(horizontal = 8.dp, vertical = 3.dp),
+            style = MaterialTheme.typography.labelSmall,
+            color = Color.White,
+            fontWeight = FontWeight.SemiBold
+        )
+    }
+}
+
+@Preview(showBackground = true, backgroundColor = 0xFFFFFBFA)
+@Composable
+fun SpecialDatesSectionPreview() {
+    SpecialDatesSection()
+}

app/src/main/java/com/couplesconnect/app/ui/home/HomeScreen.kt

@@ -40,6 +40,7 @@ import com.couplesconnect.app.domain.model.LocalAnswer
 import com.couplesconnect.app.domain.model.Question
 import com.couplesconnect.app.domain.model.QuestionCategory
 import com.couplesconnect.app.ui.answers.revealSummary
+import com.couplesconnect.app.ui.components.SpecialDatesSection
 import com.couplesconnect.app.ui.questions.displayCategoryName
 
 @Composable
@@ -112,6 +113,7 @@ private fun HomeContent(
                         latest = state.answerStats.latest,
                         onHistory = onHistory
                     )
+                    SpecialDatesSection()
                     CategoryPreviewGrid(
                         categories = state.categories,
                         onCategory = onCategory,

app/src/main/java/com/couplesconnect/app/ui/settings/NotificationSettingsScreen.kt

@@ -1,12 +1,15 @@
 package com.couplesconnect.app.ui.settings
 
 import androidx.lifecycle.ViewModel
+import androidx.lifecycle.viewModelScope
+import com.couplesconnect.app.domain.repository.SettingsRepository
 import dagger.hilt.android.lifecycle.HiltViewModel
 import javax.inject.Inject
-import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.SharingStarted
 import kotlinx.coroutines.flow.StateFlow
-import kotlinx.coroutines.flow.asStateFlow
+import kotlinx.coroutines.flow.map
-import kotlinx.coroutines.flow.update
+import kotlinx.coroutines.flow.stateIn
+import kotlinx.coroutines.launch
 import androidx.compose.foundation.layout.Arrangement
 import androidx.compose.foundation.layout.Column
 import androidx.compose.foundation.layout.Row
@@ -53,15 +56,25 @@ data class NotificationSettingsUiState(
 )
 
 @HiltViewModel
-class NotificationSettingsViewModel @Inject constructor() : ViewModel() {
+class NotificationSettingsViewModel @Inject constructor(
+    private val settingsRepository: SettingsRepository
+) : ViewModel() {
 
-    private val _uiState = MutableStateFlow(NotificationSettingsUiState())
+    val uiState: StateFlow<NotificationSettingsUiState> = settingsRepository.settings
-    val uiState: StateFlow<NotificationSettingsUiState> = _uiState.asStateFlow()
+        .map { s ->
+            NotificationSettingsUiState(
+                dailyReminderEnabled = s.dailyReminderEnabled,
+                partnerAnsweredEnabled = s.partnerAnsweredEnabled,
+                streakReminderEnabled = s.streakReminderEnabled,
+                quietHoursEnabled = s.quietHoursEnabled
+            )
+        }
+        .stateIn(viewModelScope, SharingStarted.WhileSubscribed(5_000), NotificationSettingsUiState())
 
-    fun toggleDailyReminder(on: Boolean) = _uiState.update { it.copy(dailyReminderEnabled = on) }
+    fun toggleDailyReminder(on: Boolean) = viewModelScope.launch { settingsRepository.setDailyReminder(on) }
-    fun togglePartnerAnswered(on: Boolean) = _uiState.update { it.copy(partnerAnsweredEnabled = on) }
+    fun togglePartnerAnswered(on: Boolean) = viewModelScope.launch { settingsRepository.setPartnerAnswered(on) }
-    fun toggleStreakReminder(on: Boolean) = _uiState.update { it.copy(streakReminderEnabled = on) }
+    fun toggleStreakReminder(on: Boolean) = viewModelScope.launch { settingsRepository.setStreakReminder(on) }
-    fun toggleQuietHours(on: Boolean) = _uiState.update { it.copy(quietHoursEnabled = on) }
+    fun toggleQuietHours(on: Boolean) = viewModelScope.launch { settingsRepository.setQuietHours(on) }
 }
 
 @OptIn(ExperimentalMaterial3Api::class)