Applied refresh to post item list on TagsFragment

netrance · Dec 7, 2022 · 10f52c8 · 10f52c8
1 parent a736d6c
commit 10f52c8
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Showing 5 changed files with 47 additions and 17 deletions.
diff --git a/dorian-steem-apps-v1/dorian-steem-ui/build.gradle b/dorian-steem-apps-v1/dorian-steem-ui/build.gradle
@@ -55,6 +55,7 @@ dependencies {
     implementation 'androidx.lifecycle:lifecycle-viewmodel-ktx:2.5.0'
     implementation 'androidx.navigation:navigation-fragment-ktx:2.5.0'
     implementation 'androidx.navigation:navigation-ui-ktx:2.5.0'
+    implementation 'androidx.swiperefreshlayout:swiperefreshlayout:1.1.0'
 
     // glide
     implementation 'com.github.bumptech.glide:glide:4.11.0'

diff --git a/...n-steem-apps-v1/dorian-steem-ui/src/main/java/lee/dorian/steem_ui/ui/tags/TagsFragment.kt b/...n-steem-apps-v1/dorian-steem-ui/src/main/java/lee/dorian/steem_ui/ui/tags/TagsFragment.kt
@@ -11,10 +11,12 @@ import androidx.recyclerview.widget.DefaultItemAnimator
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.SimpleItemAnimator
+import androidx.swiperefreshlayout.widget.SwipeRefreshLayout.OnRefreshListener
 import lee.dorian.steem_data.model.post.GetRankedPostParamsDTO
 import lee.dorian.steem_ui.MainViewModel
 import lee.dorian.steem_ui.R
 import lee.dorian.steem_ui.databinding.FragmentTagsBinding
+import lee.dorian.steem_ui.ext.showToastShortly
 import lee.dorian.steem_ui.ui.base.BaseFragment
 
 class TagsFragment : BaseFragment<FragmentTagsBinding, TagsViewModel>(R.layout.fragment_tags) {
@@ -62,23 +64,32 @@ class TagsFragment : BaseFragment<FragmentTagsBinding, TagsViewModel>(R.layout.f
             clearCheck()
             check(R.id.radiobtn_trending)
         }
+
+        binding.swipeRefreshPostList.setOnRefreshListener(swipeRefreshPostListRefreshListener)
     }
 
     private val currentSortObserver = Observer<String> { sort ->
-        val tag = activityViewModel.currentTag.value ?: ""
-        if ((tag.length >= 2) and (sort.isNotEmpty())) {
-            viewModel.readRankedPosts(
-                tag
-            )
-        }
+        readRankedPosts()
     }
 
     private val currentTagObserver = Observer<String> { tag ->
+        readRankedPosts()
+    }
+
+    private fun readRankedPosts() {
+        val tag = activityViewModel.currentTag.value ?: ""
         val sort = viewModel.sort.value ?: ""
-        if ((tag.length >= 2) and (sort.isNotEmpty())) {
-            viewModel.readRankedPosts(
-                tag
-            )
+
+        if (sort.isEmpty()) {
+            showToastShortly(getString(R.string.error_sort_is_not_set))
+            return
+        }
+
+        binding.swipeRefreshPostList.isRefreshing = true
+        viewModel.readRankedPosts(
+            tag
+        ) {
+            binding.swipeRefreshPostList.isRefreshing = false
         }
     }
 
@@ -104,4 +115,8 @@ class TagsFragment : BaseFragment<FragmentTagsBinding, TagsViewModel>(R.layout.f
         }
     }
 
+    private val swipeRefreshPostListRefreshListener = OnRefreshListener {
+        readRankedPosts()
+    }
+
 }
diff --git a/...-steem-apps-v1/dorian-steem-ui/src/main/java/lee/dorian/steem_ui/ui/tags/TagsViewModel.kt b/...-steem-apps-v1/dorian-steem-ui/src/main/java/lee/dorian/steem_ui/ui/tags/TagsViewModel.kt
@@ -27,7 +27,8 @@ class TagsViewModel : BaseViewModel() {
 
     fun readRankedPosts(
         tag: String,
-        limit: Int = this.limit
+        limit: Int = this.limit,
+        handleAfterReading: (() -> Unit) = {}
     ) {
         rankedPosts.value = mutableListOf()
 
@@ -40,10 +41,12 @@ class TagsViewModel : BaseViewModel() {
         .onErrorReturn { error ->
             error.printStackTrace()
             liveThrowable.value = error
+            handleAfterReading()
             listOf()
         }
         .subscribe { rankedPostItemList ->
             rankedPosts.value = rankedPostItemList.toMutableList()
+            handleAfterReading()
         }
         .also { disposable ->
             compositeDisposable.add(disposable)

diff --git a/dorian-steem-apps-v1/dorian-steem-ui/src/main/res/layout/fragment_tags.xml b/dorian-steem-apps-v1/dorian-steem-ui/src/main/res/layout/fragment_tags.xml
@@ -53,15 +53,23 @@
 
         </RadioGroup>
 
-        <androidx.recyclerview.widget.RecyclerView
-            android:id="@+id/list_post_item"
+        <androidx.swiperefreshlayout.widget.SwipeRefreshLayout
+            android:id="@+id/swipe_refresh_post_list"
             android:layout_width="match_parent"
             android:layout_height="0dp"
-            app:postItemList="@{viewModel.rankedPosts}"
-            app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
             app:layout_constraintTop_toBottomOf="@id/radiogroup_sort"
-            app:layout_constraintBottom_toBottomOf="parent"
-            tools:listitem="@layout/layout_post_item" />
+            app:layout_constraintBottom_toBottomOf="parent">
+
+            <androidx.recyclerview.widget.RecyclerView
+                android:id="@+id/list_post_item"
+                android:layout_width="match_parent"
+                android:layout_height="match_parent"
+                app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"
+                app:postItemList="@{viewModel.rankedPosts}"
+                tools:listitem="@layout/layout_post_item" />
+
+        </androidx.swiperefreshlayout.widget.SwipeRefreshLayout>
+
 
     </androidx.constraintlayout.widget.ConstraintLayout>
 

diff --git a/dorian-steem-apps-v1/dorian-steem-ui/src/main/res/values/strings.xml b/dorian-steem-apps-v1/dorian-steem-ui/src/main/res/values/strings.xml
@@ -3,4 +3,7 @@
     <string name="title_tags">Tags</string>
     <string name="title_profile">Profile</string>
     <string name="title_wallet">Wallet</string>
+
+    <!-- Strings for TagsFragment -->
+    <string name="error_sort_is_not_set">Please select one of the sorts.</string>
 </resources>