Add new post list powered by wordpress-rs

WordPress/src/main/AndroidManifest.xml

@@ -959,6 +959,12 @@
             android:launchMode="singleTop"
             android:theme="@style/WordPress.NoActionBar"/>
 
+        <activity
+            android:name=".ui.postsrs.PostRsListActivity"
+            android:label="@string/my_site_btn_blog_posts"
+            android:launchMode="singleTop"
+            android:theme="@style/WordPress.NoActionBar"/>
+
         <!--Plugins-->
         <activity
             android:name=".ui.plugins.PluginDetailActivity"

WordPress/src/main/java/org/wordpress/android/ui/ActivityLauncher.java

@@ -108,6 +108,8 @@
 import org.wordpress.android.ui.prefs.notifications.NotificationsSettingsActivity;
 import org.wordpress.android.ui.publicize.PublicizeListActivity;
 import org.wordpress.android.ui.navmenus.NavMenusActivity;
+import org.wordpress.android.ui.postsrs.PostRsListActivity;
+import org.wordpress.android.ui.prefs.AppPrefs;
 import org.wordpress.android.ui.qrcodeauth.QRCodeAuthActivity;
 import org.wordpress.android.ui.reader.ReaderActivityLauncher;
 import org.wordpress.android.ui.reader.ReaderConstants;
@@ -651,6 +653,13 @@ public static void viewConnectJetpackForStats(Context context, SiteModel site) {
     }
 
     public static void viewCurrentBlogPosts(Context context, SiteModel site) {
+        if (site != null
+                && site.hasApplicationPassword()
+                && AppPrefs.getExperimentalFeatureConfig(
+                        ExperimentalFeatures.Feature.POSTS_RS_LIST.getPrefKey())) {
+            context.startActivity(PostRsListActivity.createIntent(context));
+            return;
+        }
         viewCurrentBlogPostsOfType(context, site, null);
     }
 

WordPress/src/main/java/org/wordpress/android/ui/main/BaseAppCompatActivity.kt

@@ -29,6 +29,7 @@ import org.wordpress.android.ui.mysite.personalization.PersonalizationActivity
 import org.wordpress.android.ui.navmenus.NavMenusActivity
 import org.wordpress.android.ui.notifications.NotificationsDetailActivity
 import org.wordpress.android.ui.posts.EditPostActivity
+import org.wordpress.android.ui.postsrs.PostRsListActivity
 import org.wordpress.android.ui.posts.GutenbergKitActivity
 import org.wordpress.android.ui.posts.sharemessage.EditJetpackSocialShareMessageActivity
 import org.wordpress.android.ui.prefs.experimentalfeatures.ExperimentalFeaturesActivity
@@ -96,6 +97,7 @@ private val excludedActivities = listOf(
     MediaPreviewActivity::class.java.name,
     MenuActivity::class.java.name,
     NavMenusActivity::class.java.name,
+    PostRsListActivity::class.java.name,
     NewDomainSearchActivity::class.java.name,
     PersonalizationActivity::class.java.name,
     PurchaseDomainActivity::class.java.name,

WordPress/src/main/java/org/wordpress/android/ui/postsrs/PostRsListActivity.kt

@@ -0,0 +1,133 @@
+package org.wordpress.android.ui.postsrs
+
+import android.content.Context
+import android.content.Intent
+import android.os.Build
+import android.os.Bundle
+import androidx.activity.viewModels
+import androidx.compose.runtime.collectAsState
+import androidx.compose.runtime.getValue
+import androidx.compose.ui.platform.ComposeView
+import androidx.compose.ui.platform.ViewCompositionStrategy
+import androidx.lifecycle.Lifecycle
+import androidx.lifecycle.lifecycleScope
+import androidx.lifecycle.repeatOnLifecycle
+import dagger.hilt.android.AndroidEntryPoint
+import kotlinx.coroutines.launch
+import org.wordpress.android.R
+import org.wordpress.android.fluxc.store.PostStore
+import org.wordpress.android.ui.ActivityLauncher
+import org.wordpress.android.ui.PagePostCreationSourcesDetail
+import org.wordpress.android.ui.main.BaseAppCompatActivity
+import org.wordpress.android.ui.mysite.SelectedSiteRepository
+import org.wordpress.android.ui.posts.PostUtils.EntryPoint
+import org.wordpress.android.ui.postsrs.screens.PostRsListScreen
+import org.wordpress.android.util.ToastUtils
+import javax.inject.Inject
+
+@AndroidEntryPoint
+class PostRsListActivity : BaseAppCompatActivity() {
+    private val viewModel by viewModels<PostRsListViewModel>()
+
+    @Inject lateinit var postStore: PostStore
+    @Inject lateinit var selectedSiteRepository: SelectedSiteRepository
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+
+        val composeView = ComposeView(this)
+        setContentView(
+            composeView.apply {
+                if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.Q) {
+                    this.isForceDarkAllowed = false
+                }
+                setViewCompositionStrategy(
+                    ViewCompositionStrategy
+                        .DisposeOnViewTreeLifecycleDestroyed
+                )
+                setContent {
+                    val selectedTab by viewModel
+                        .selectedTab.collectAsState()
+                    PostRsListScreen(
+                        selectedTab = selectedTab,
+                        tabStateFlow = viewModel::tabState,
+                        onTabSelected = viewModel::onTabSelected,
+                        onPostClick = viewModel::onPostClicked,
+                        onRefresh = viewModel::refreshPosts,
+                        onLoadMore = viewModel::loadMorePosts,
+                        onCreatePost = ::createNewPost,
+                        onBack = ::finish
+                    )
+                }
+            }
+        )
+
+        observeUiEvents()
+    }
+
+    private fun observeUiEvents() {
+        lifecycleScope.launch {
+            repeatOnLifecycle(Lifecycle.State.STARTED) {
+                viewModel.uiEvent.collect { event ->
+                    handleUiEvent(event)
+                }
+            }
+        }
+    }
+
+    private fun handleUiEvent(event: PostRsListUiEvent) {
+        when (event) {
+            is PostRsListUiEvent.ShowError -> {
+                ToastUtils.showToast(
+                    this, event.message, ToastUtils.Duration.LONG
+                )
+            }
+            is PostRsListUiEvent.OpenPost -> {
+                openPostEditor(event.remotePostId)
+            }
+        }
+    }
+
+    private fun openPostEditor(remotePostId: Long) {
+        val site =
+            selectedSiteRepository.getSelectedSite() ?: return
+        val post = postStore.getPostByRemotePostId(
+            remotePostId, site
+        )
+        if (post != null) {
+            ActivityLauncher.editPostOrPageForResult(
+                this, site, post
+            )
+        } else {
+            ToastUtils.showToast(
+                this,
+                R.string.post_not_found,
+                ToastUtils.Duration.SHORT
+            )
+        }
+    }
+
+    private fun createNewPost() {
+        val site =
+            selectedSiteRepository.getSelectedSite()
+                ?: return
+        ActivityLauncher.addNewPostForResult(
+            this,
+            site,
+            false,
+            PagePostCreationSourcesDetail
+                .POST_FROM_POSTS_LIST,
+            -1,
+            EntryPoint.MY_SITE_CARD_ANSWER_PROMPT
+        )
+    }
+
+    companion object {
+        @JvmStatic
+        fun createIntent(context: Context): Intent {
+            return Intent(
+                context, PostRsListActivity::class.java
+            )
+        }
+    }
+}

WordPress/src/main/java/org/wordpress/android/ui/postsrs/PostRsListTab.kt

@@ -0,0 +1,43 @@
+package org.wordpress.android.ui.postsrs
+
+import androidx.annotation.StringRes
+import org.wordpress.android.R
+import uniffi.wp_api.PostStatus
+import uniffi.wp_api.WpApiParamOrder
+
+/**
+ * Tabs for the wordpress-rs post list, each mapping
+ * to one or more [PostStatus] values.
+ */
+enum class PostRsListTab(
+    @StringRes val titleResId: Int,
+    val statuses: List<PostStatus>,
+    val order: WpApiParamOrder
+) {
+    PUBLISHED(
+        titleResId = R.string.post_list_tab_published_posts,
+        statuses = listOf(
+            PostStatus.Publish,
+            PostStatus.Private
+        ),
+        order = WpApiParamOrder.DESC
+    ),
+    DRAFTS(
+        titleResId = R.string.post_list_tab_drafts,
+        statuses = listOf(
+            PostStatus.Draft,
+            PostStatus.Pending
+        ),
+        order = WpApiParamOrder.DESC
+    ),
+    SCHEDULED(
+        titleResId = R.string.post_list_tab_scheduled_posts,
+        statuses = listOf(PostStatus.Future),
+        order = WpApiParamOrder.ASC
+    ),
+    TRASHED(
+        titleResId = R.string.post_list_tab_trashed_posts,
+        statuses = listOf(PostStatus.Trash),
+        order = WpApiParamOrder.DESC
+    )
+}

WordPress/src/main/java/org/wordpress/android/ui/postsrs/PostRsListUiState.kt

@@ -0,0 +1,116 @@
+package org.wordpress.android.ui.postsrs
+
+import org.wordpress.android.R
+import org.wordpress.android.ui.postsrs.models.PostRsModel
+import org.wordpress.android.util.DateTimeUtils
+import org.wordpress.android.util.DateTimeUtilsWrapper
+import org.wordpress.android.util.HtmlUtils
+import org.wordpress.android.viewmodel.ResourceProvider
+import uniffi.wp_api.PostStatus
+import java.text.DateFormat
+
+/**
+ * UI state for a single tab in the post list.
+ */
+data class PostTabUiState(
+    val isLoading: Boolean = false,
+    val isRefreshing: Boolean = false,
+    val isLoadingMore: Boolean = false,
+    val canLoadMore: Boolean = false,
+    val posts: List<PostUiModel> = emptyList(),
+    val error: String? = null
+)
+
+/**
+ * Display model for a single post in the list.
+ */
+data class PostUiModel(
+    val remoteId: Long,
+    val title: String,
+    val excerpt: String,
+    val dateFormatted: String,
+    val statusLabel: String
+)
+
+/**
+ * One-time UI events emitted by the ViewModel.
+ */
+sealed class PostRsListUiEvent {
+    data class ShowError(
+        val message: String
+    ) : PostRsListUiEvent()
+
+    data class OpenPost(
+        val remotePostId: Long
+    ) : PostRsListUiEvent()
+}
+
+// ========== Mapping Functions ==========
+
+fun PostRsModel.toUiModel(
+    dateTimeUtilsWrapper: DateTimeUtilsWrapper,
+    resourceProvider: ResourceProvider
+): PostUiModel {
+    val parsed = DateTimeUtils.dateUTCFromIso8601(
+        normalizeIso8601(date)
+    )
+    val formatted = if (status is PostStatus.Future && parsed != null) {
+        DateFormat.getDateTimeInstance(
+            DateFormat.MEDIUM,
+            DateFormat.SHORT
+        ).format(parsed)
+    } else {
+        dateTimeUtilsWrapper.javaDateToTimeSpan(parsed)
+    }
+    return PostUiModel(
+        remoteId = remotePostId,
+        title = title.ifBlank {
+            resourceProvider.getString(
+                R.string.untitled_in_parentheses
+            )
+        },
+        excerpt = HtmlUtils.fastStripHtml(excerpt)
+            .take(MAX_EXCERPT_LENGTH),
+        dateFormatted = formatted,
+        statusLabel = mapStatusLabel(status, resourceProvider)
+    )
+}
+
+private fun mapStatusLabel(
+    status: PostStatus,
+    resourceProvider: ResourceProvider
+): String {
+    return when (status) {
+        is PostStatus.Publish -> resourceProvider.getString(
+            R.string.post_status_post_published
+        )
+        is PostStatus.Draft -> resourceProvider.getString(
+            R.string.post_status_draft
+        )
+        is PostStatus.Pending -> resourceProvider.getString(
+            R.string.post_status_pending_review
+        )
+        is PostStatus.Private -> resourceProvider.getString(
+            R.string.post_status_post_private
+        )
+        is PostStatus.Future -> resourceProvider.getString(
+            R.string.post_status_post_scheduled
+        )
+        is PostStatus.Trash -> resourceProvider.getString(
+            R.string.post_status_post_trashed
+        )
+        is PostStatus.Custom -> status.v1.replaceFirstChar {
+            it.uppercase()
+        }
+    }
+}
+
+private fun normalizeIso8601(date: String): String {
+    return if (date.contains("+") || date.endsWith("Z")) {
+        date
+    } else {
+        "${date}+0000"
+    }
+}
+
+private const val MAX_EXCERPT_LENGTH = 150