Migrated bookmarks module from Java to Kotlin

app/build.gradle

@@ -50,6 +50,7 @@ dependencies {
     implementation "com.google.android.material:material:1.12.0"
     implementation 'com.karumi:dexter:5.0.0'
     implementation 'androidx.lifecycle:lifecycle-extensions:2.2.0'
+    implementation 'androidx.lifecycle:lifecycle-runtime-compose-android:2.8.7'
 
     // Jetpack Compose
     def composeBom = platform('androidx.compose:compose-bom:2024.11.00')

app/src/main/java/fr/free/nrw/commons/bookmarks/BookmarkFragment.kt

@@ -0,0 +1,109 @@
+package fr.free.nrw.commons.bookmarks
+
+import android.os.Bundle
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+
+import androidx.fragment.app.FragmentManager
+import fr.free.nrw.commons.contributions.MainActivity
+import fr.free.nrw.commons.databinding.FragmentBookmarksBinding
+import fr.free.nrw.commons.di.CommonsDaggerSupportFragment
+import fr.free.nrw.commons.kvstore.JsonKvStore
+import fr.free.nrw.commons.theme.BaseActivity
+import javax.inject.Inject
+import fr.free.nrw.commons.contributions.ContributionController
+import javax.inject.Named
+
+
+class BookmarkFragment : CommonsDaggerSupportFragment() {
+
+    var binding: FragmentBookmarksBinding? = null
+    private var adapter: BookmarksPagerAdapter? = null
+
+    @Inject
+    lateinit var controller: ContributionController
+
+    /**
+     * To check if the user is loggedIn or not.
+     */
+    @Inject
+    @field: Named("default_preferences")
+    lateinit var applicationKvStore: JsonKvStore
+
+    companion object {
+        fun newInstance(): BookmarkFragment {
+            val fragment = BookmarkFragment()
+            fragment.retainInstance = true
+            return fragment
+        }
+    }
+
+    fun setScroll(canScroll: Boolean) {
+        binding?.viewPagerBookmarks?.isCanScroll = canScroll
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        super.onCreate(savedInstanceState)
+    }
+
+    override fun onCreateView(
+        inflater: LayoutInflater,
+        container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        super.onCreateView(inflater, container, savedInstanceState)
+        binding = FragmentBookmarksBinding.inflate(inflater, container, false)
+
+        // Activity can call methods in the fragment by acquiring a
+        // reference to the Fragment from FragmentManager, using findFragmentById()
+        val supportFragmentManager = childFragmentManager
+
+        adapter = BookmarksPagerAdapter(
+            supportFragmentManager,
+            requireContext(),
+            applicationKvStore.getBoolean("login_skipped")
+        )
+        binding?.apply {
+            viewPagerBookmarks.adapter = adapter
+            tabLayout.setupWithViewPager(viewPagerBookmarks)
+        }
+
+        (requireActivity() as MainActivity).showTabs()
+        (requireActivity() as BaseActivity).supportActionBar?.setDisplayHomeAsUpEnabled(false)
+
+        setupTabLayout()
+        return binding?.root
+    }
+
+    /**
+     * This method sets up the tab layout. If the adapter has only one element it sets the
+     * visibility of tabLayout to gone.
+     */
+    fun setupTabLayout() {
+        binding?.apply {
+            tabLayout.visibility = View.VISIBLE
+            if (adapter?.count == 1) {
+                tabLayout.visibility = View.GONE
+            }
+        }
+    }
+
+    fun onBackPressed() {
+        val selectedFragment = adapter?.getItem(binding?.tabLayout?.selectedTabPosition ?: 0)
+                as? BookmarkListRootFragment
+
+        if (selectedFragment?.backPressed() == true) {
+            // The event is handled internally by the adapter, no further action required.
+            return
+        }
+
+        // Event is not handled by the adapter (performed back action) change action bar.
+        (requireActivity() as BaseActivity).supportActionBar?.setDisplayHomeAsUpEnabled(false)
+    }
+
+    override fun onDestroy() {
+        super.onDestroy()
+        binding = null
+    }
+}