Cleanup and optimize RepositoryList

src/main/kotlin/com/looker/droidify/ui/compose/pages/settings/repository/RepositoryPage.kt

@@ -0,0 +1,40 @@
+package com.looker.droidify.ui.compose.pages.settings.repository
+
+import androidx.compose.foundation.layout.fillMaxSize
+import androidx.compose.material.icons.Icons
+import androidx.compose.material.icons.rounded.Add
+import androidx.compose.material3.ExperimentalMaterial3Api
+import androidx.compose.material3.ExtendedFloatingActionButton
+import androidx.compose.material3.Icon
+import androidx.compose.material3.Scaffold
+import androidx.compose.material3.Text
+import androidx.compose.runtime.Composable
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.runtime.remember
+import androidx.compose.ui.Modifier
+import com.looker.droidify.ui.compose.RepositoriesRecycler
+import com.looker.droidify.ui.viewmodels.RepositoriesViewModelX
+
+@OptIn(ExperimentalMaterial3Api::class)
+@Composable
+fun RepositoryPage(viewModel: RepositoriesViewModelX) {
+    val repos by viewModel.repositories.collectAsState()
+    Scaffold(
+        modifier = Modifier.fillMaxSize(),
+        floatingActionButton = {
+            ExtendedFloatingActionButton(onClick = { viewModel.addRepository() }) {
+                Icon(imageVector = Icons.Rounded.Add, contentDescription = "Add Repository")
+                Text(text = "Add Repository")
+            }
+        }
+    ) {
+        val sortedRepoList = remember { repos.sortedBy { !it.enabled } }
+        RepositoriesRecycler(
+            repositoriesList = sortedRepoList,
+            onClick = { viewModel.toggleRepository(it, it.enabled) },
+            onLongClick = { viewModel.showRepositorySheet(it.id) }
+        )
+
+    }
+}

src/main/kotlin/com/looker/droidify/ui/fragments/PrefsRepositoriesFragment.kt

@@ -5,64 +5,47 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import androidx.compose.foundation.isSystemInDarkTheme
-import androidx.compose.foundation.layout.Column
-import androidx.compose.foundation.layout.PaddingValues
-import androidx.compose.foundation.layout.fillMaxWidth
-import androidx.compose.foundation.layout.padding
-import androidx.compose.material3.ButtonDefaults
-import androidx.compose.material3.ExperimentalMaterial3Api
-import androidx.compose.material3.Icon
-import androidx.compose.material3.MaterialTheme
-import androidx.compose.material3.OutlinedButton
-import androidx.compose.material3.Scaffold
-import androidx.compose.material3.Text
 import androidx.compose.runtime.Composable
-import androidx.compose.runtime.getValue
-import androidx.compose.runtime.livedata.observeAsState
-import androidx.compose.ui.Modifier
 import androidx.compose.ui.platform.ComposeView
-import androidx.compose.ui.res.painterResource
-import androidx.compose.ui.res.stringResource
-import androidx.compose.ui.text.style.TextAlign
-import androidx.compose.ui.unit.dp
 import androidx.fragment.app.viewModels
-import com.looker.droidify.R
+import androidx.lifecycle.lifecycleScope
 import com.looker.droidify.content.Preferences
-import com.looker.droidify.service.Connection
-import com.looker.droidify.service.SyncService
 import com.looker.droidify.ui.activities.PrefsActivityX
-import com.looker.droidify.ui.compose.RepositoriesRecycler
+import com.looker.droidify.ui.compose.pages.settings.repository.RepositoryPage
 import com.looker.droidify.ui.compose.theme.AppTheme
 import com.looker.droidify.ui.viewmodels.RepositoriesViewModelX
 import com.looker.droidify.utility.isDarkTheme
-import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.collectLatest
-import kotlinx.coroutines.GlobalScope
-import kotlinx.coroutines.launch
 
 class PrefsRepositoriesFragment : BaseNavFragment() {
 
     val viewModel: RepositoriesViewModelX by viewModels {
-        RepositoriesViewModelX.Factory(prefsActivityX.db)
+        RepositoriesViewModelX.Factory(prefsActivityX.db.repositoryDao)
     }
 
     private val prefsActivityX: PrefsActivityX
         get() = requireActivity() as PrefsActivityX
 
-    private val syncConnection = Connection(SyncService::class.java)
-
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?,
     ): View {
         super.onCreate(savedInstanceState)
+        lifecycleScope.launchWhenCreated {
+            viewModel.showSheet.collectLatest {
+                it?.let {
+                    RepositorySheetX(it).showNow(childFragmentManager, "Repository $it")
+                }
+            }
+        }
         return ComposeView(requireContext()).apply {
             setContent { ReposPage() }
         }
     }
 
     override fun setupLayout() {
-        syncConnection.bind(requireContext())
+        viewModel.bindConnection(requireContext())
         viewModel.toLaunch.observe(viewLifecycleOwner) {
             if (it?.first == true) {
                 EditRepositorySheetX(it.second)
@@ -74,14 +57,11 @@ class PrefsRepositoriesFragment : BaseNavFragment() {
 
     override fun onDestroyView() {
         super.onDestroyView()
-        syncConnection.unbind(requireContext())
+        viewModel.syncConnection.unbind(requireContext())
     }
 
-    @OptIn(ExperimentalMaterial3Api::class)
     @Composable
     fun ReposPage() {
-        val repos by viewModel.repositories.observeAsState(null)
-
         AppTheme(
             darkTheme = when (Preferences[Preferences.Key.Theme]) {
                 is Preferences.Theme.System -> isSystemInDarkTheme()
@@ -89,46 +69,7 @@ class PrefsRepositoriesFragment : BaseNavFragment() {
                 else -> isDarkTheme
             }
         ) {
-            Scaffold { padding ->
+            RepositoryPage(viewModel = viewModel)
-                Column(
-                    modifier = Modifier.padding(padding)
-                ) {
-                    OutlinedButton(
-                        modifier = Modifier
-                            .padding(8.dp)
-                            .fillMaxWidth(),
-                        contentPadding = PaddingValues(12.dp),
-                        colors = ButtonDefaults.outlinedButtonColors(
-                            contentColor = MaterialTheme.colorScheme.primary,
-                            containerColor = MaterialTheme.colorScheme.background
-                        ),
-                        onClick = { viewModel.addRepository() }
-                    ) {
-                        Text(
-                            modifier = Modifier.weight(1f),
-                            text = stringResource(id = R.string.add_repository),
-                            textAlign = TextAlign.Center,
-                            style = MaterialTheme.typography.titleSmall
-                        )
-                        Icon(
-                            painter = painterResource(id = R.drawable.ic_add),
-                            contentDescription = stringResource(id = R.string.add_repository)
-                        )
-                    }
-
-                    RepositoriesRecycler(
-                        repositoriesList = repos?.sortedBy { repo -> !repo.enabled },
-                        onClick = { repo ->
-                            GlobalScope.launch(Dispatchers.IO) {
-                                syncConnection.binder?.setEnabled(repo, repo.enabled)
-                            }
-                        },
-                        onLongClick = { repo ->
-                            RepositorySheetX(repo.id)
-                                .showNow(parentFragmentManager, "Repository ${repo.id}")
-                        })
-                }
-            }
         }
     }
 }

src/main/kotlin/com/looker/droidify/ui/viewmodels/RepositoriesViewModelX.kt

@@ -1,26 +1,56 @@
 package com.looker.droidify.ui.viewmodels
 
+import android.content.Context
 import androidx.lifecycle.MediatorLiveData
 import androidx.lifecycle.ViewModel
 import androidx.lifecycle.ViewModelProvider
 import androidx.lifecycle.viewModelScope
-import com.looker.droidify.database.DatabaseX
+import com.looker.droidify.database.dao.RepositoryDao
 import com.looker.droidify.database.entity.Repository
 import com.looker.droidify.database.entity.Repository.Companion.newRepository
+import com.looker.droidify.service.Connection
+import com.looker.droidify.service.SyncService
 import kotlinx.coroutines.Dispatchers
+import kotlinx.coroutines.flow.MutableStateFlow
+import kotlinx.coroutines.flow.asStateFlow
 import kotlinx.coroutines.launch
 import kotlinx.coroutines.withContext
 
-class RepositoriesViewModelX(val db: DatabaseX) : ViewModel() {
+class RepositoriesViewModelX(val repositoryDao: RepositoryDao) : ViewModel() {
 
-    val repositories: MediatorLiveData<List<Repository>> = MediatorLiveData()
     val toLaunch: MediatorLiveData<Pair<Boolean, Long>?> = MediatorLiveData()
 
+    val syncConnection = Connection(SyncService::class.java)
+
+    private val _showSheet = MutableStateFlow<Long?>(null)
+    val showSheet = _showSheet.asStateFlow()
+
+    private val _repositories = MutableStateFlow<List<Repository>>(emptyList())
+    val repositories = _repositories.asStateFlow()
+
     init {
-        repositories.addSource(db.repositoryDao.allLive, repositories::setValue)
+        viewModelScope.launch(Dispatchers.IO) {
+            _repositories.emit(repositoryDao.all)
+        }
         toLaunch.value = null
     }
 
+    fun bindConnection(context: Context) {
+        viewModelScope.launch { syncConnection.bind(context) }
+    }
+
+    fun showRepositorySheet(repositoryId: Long) {
+        viewModelScope.launch {
+            _showSheet.emit(repositoryId)
+        }
+    }
+
+    fun toggleRepository(repository: Repository, isEnabled: Boolean) {
+        viewModelScope.launch(Dispatchers.IO) {
+            syncConnection.binder?.setEnabled(repository, isEnabled)
+        }
+    }
+
     fun addRepository() {
         viewModelScope.launch {
             toLaunch.value = Pair(true, addNewRepository())
@@ -28,19 +58,19 @@ class RepositoriesViewModelX(val db: DatabaseX) : ViewModel() {
     }
 
     private suspend fun addNewRepository(): Long = withContext(Dispatchers.IO) {
-        db.repositoryDao.insert(newRepository(address = "new.Repository"))
+        repositoryDao.insert(newRepository())
-        db.repositoryDao.latestAddedId()
+        repositoryDao.latestAddedId()
     }
 
     fun emptyToLaunch() {
         toLaunch.value = null
     }
 
-    class Factory(val db: DatabaseX) : ViewModelProvider.Factory {
+    class Factory(private val repoDao: RepositoryDao) : ViewModelProvider.Factory {
         @Suppress("unchecked_cast")
         override fun <T : ViewModel> create(modelClass: Class<T>): T {
             if (modelClass.isAssignableFrom(RepositoriesViewModelX::class.java)) {
-                return RepositoriesViewModelX(db) as T
+                return RepositoriesViewModelX(repoDao) as T
             }
             throw IllegalArgumentException("Unknown ViewModel class")
         }