library tag searching and reordering downloads

app/src/main/java/eu/kanade/tachiyomi/data/download/DownloadManager.kt

@@ -5,6 +5,7 @@ import com.hippo.unifile.UniFile
 import com.jakewharton.rxrelay.BehaviorRelay
 import eu.kanade.tachiyomi.data.database.models.Chapter
 import eu.kanade.tachiyomi.data.database.models.Manga
+import eu.kanade.tachiyomi.data.download.model.Download
 import eu.kanade.tachiyomi.data.download.model.DownloadQueue
 import eu.kanade.tachiyomi.source.Source
 import eu.kanade.tachiyomi.source.SourceManager
@@ -92,6 +93,18 @@ class DownloadManager(context: Context) {
         downloader.clearQueue(isNotification)
     }
 
+    /**
+     * Reorders the download queue.
+     *
+     * @param downloads value to set the download queue to
+     */
+    fun reorderQueue(downloads: List<Download>) {
+        downloader.pause()
+        downloader.queue.clear()
+        downloader.queue.addAll(downloads)
+        downloader.start()
+    }
+
     /**
      * Tells the downloader to enqueue the given list of chapters.
      *

app/src/main/java/eu/kanade/tachiyomi/data/download/Downloader.kt

@@ -95,7 +95,7 @@ class Downloader(
     fun start(): Boolean {
         if (isRunning || queue.isEmpty())
             return false
-
+        notifier.paused = false
         if (!subscriptions.hasSubscriptions())
             initializeSubscriptions()
 

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadAdapter.kt

@@ -1,72 +1,24 @@
 package eu.kanade.tachiyomi.ui.download
 
-import android.support.v7.widget.RecyclerView
+import eu.davidea.flexibleadapter.FlexibleAdapter
-import android.view.ViewGroup
-import eu.kanade.tachiyomi.R
-import eu.kanade.tachiyomi.data.download.model.Download
-import eu.kanade.tachiyomi.util.inflate
 
 /**
  * Adapter storing a list of downloads.
  *
  * @param context the context of the fragment containing this adapter.
  */
-class DownloadAdapter : RecyclerView.Adapter<DownloadHolder>() {
+class DownloadAdapter(controller: DownloadController) : FlexibleAdapter<DownloadItem>(null, controller,
-
+    true) {
-    private var items = emptyList<Download>()
-
-    init {
-        setHasStableIds(true)
-    }
 
     /**
-     * Sets a list of downloads in the adapter.
+     * Listener called when an item of the list is released.
-     *
-     * @param downloads the list to set.
      */
-    fun setItems(downloads: List<Download>) {
+    val onItemReleaseListener: OnItemReleaseListener = controller
-        items = downloads
-        notifyDataSetChanged()
-    }
 
-    /**
+    interface OnItemReleaseListener {
-     * Returns the number of downloads in the adapter
+        /**
-     */
+         * Called when an item of the list is released.
-    override fun getItemCount(): Int {
+         */
-        return items.size
+        fun onItemReleased(position: Int)
     }
-
-    /**
-     * Returns the identifier for a download.
-     *
-     * @param position the position in the adapter.
-     * @return an identifier for the item.
-     */
-    override fun getItemId(position: Int): Long {
-        return items[position].chapter.id!!
-    }
-
-    /**
-     * Creates a new view holder.
-     *
-     * @param parent the parent view.
-     * @param viewType the type of the holder.
-     * @return a new view holder for a manga.
-     */
-    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): DownloadHolder {
-        val view = parent.inflate(R.layout.download_item)
-        return DownloadHolder(view)
-    }
-
-    /**
-     * Binds a holder with a new position.
-     *
-     * @param holder the holder to bind.
-     * @param position the position to bind.
-     */
-    override fun onBindViewHolder(holder: DownloadHolder, position: Int) {
-        val download = items[position]
-        holder.onSetValues(download)
-    }
-
 }

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadController.kt

@@ -18,7 +18,8 @@ import java.util.concurrent.TimeUnit
  * Controller that shows the currently active downloads.
  * Uses R.layout.fragment_download_queue.
  */
-class DownloadController : NucleusController<DownloadPresenter>() {
+class DownloadController : NucleusController<DownloadPresenter>(),
+    DownloadAdapter.OnItemReleaseListener {
 
     /**
      * Adapter containing the active downloads.
@@ -58,8 +59,9 @@ class DownloadController : NucleusController<DownloadPresenter>() {
         setInformationView()
 
         // Initialize adapter.
-        adapter = DownloadAdapter()
+        adapter = DownloadAdapter(this@DownloadController)
         recycler.adapter = adapter
+        adapter?.isHandleDragEnabled = true
 
         // Set the layout manager for the recycler and fixed size.
         recycler.layoutManager = LinearLayoutManager(view.context)
@@ -168,7 +170,7 @@ class DownloadController : NucleusController<DownloadPresenter>() {
         // Avoid leaking subscriptions
         progressSubscriptions.remove(download)?.unsubscribe()
 
-        progressSubscriptions.put(download, subscription)
+        progressSubscriptions[download] = subscription
     }
 
     /**
@@ -198,10 +200,10 @@ class DownloadController : NucleusController<DownloadPresenter>() {
      *
      * @param downloads the downloads from the queue.
      */
-    fun onNextDownloads(downloads: List<Download>) {
+    fun onNextDownloads(downloads: List<DownloadItem>) {
         activity?.invalidateOptionsMenu()
         setInformationView()
-        adapter?.setItems(downloads)
+        adapter?.updateDataSet(downloads)
     }
 
     /**
@@ -244,4 +246,15 @@ class DownloadController : NucleusController<DownloadPresenter>() {
         }
     }
 
+    /**
+     * Called when an item is released from a drag.
+     *
+     * @param position The position of the released item.
+     */
+    override fun onItemReleased(position: Int) {
+        val adapter = adapter ?: return
+        val downloads = (0 until adapter.itemCount).mapNotNull { adapter.getItem(it)?.download }
+        presenter.reorder(downloads)
+    }
+
 }

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadHolder.kt

@@ -2,8 +2,8 @@ package eu.kanade.tachiyomi.ui.download
 
 import android.view.View
 import eu.kanade.tachiyomi.data.download.model.Download
-import eu.kanade.tachiyomi.ui.base.holder.BaseViewHolder
+import eu.kanade.tachiyomi.ui.base.holder.BaseFlexibleViewHolder
-import kotlinx.android.synthetic.main.download_item.view.*
+import kotlinx.android.synthetic.main.download_item.*
 
 /**
  * Class used to hold the data of a download.
@@ -12,33 +12,36 @@ import kotlinx.android.synthetic.main.download_item.view.*
  * @param view the inflated view for this holder.
  * @constructor creates a new download holder.
  */
-class DownloadHolder(private val view: View) : BaseViewHolder(view) {
+class DownloadHolder(view: View, val adapter: DownloadAdapter) : BaseFlexibleViewHolder(view, adapter) {
+
+    init {
+        setDragHandleView(reorder)
+    }
 
     private lateinit var download: Download
 
     /**
-     * Method called from [DownloadAdapter.onBindViewHolder]. It updates the data for this
+     * Binds this holder with the given category
-     * holder with the given download.
      *
-     * @param download the download to bind.
+     * @param category The category to bind
      */
-    fun onSetValues(download: Download) {
+    fun bind(download: Download) {
         this.download = download
 
         // Update the chapter name.
-        view.chapter_title.text = download.chapter.name
+        chapter_title.text = download.chapter.name
 
         // Update the manga title
-        view.manga_title.text = download.manga.title
+        manga_title.text = download.manga.title
 
         // Update the progress bar and the number of downloaded pages
         val pages = download.pages
         if (pages == null) {
-            view.download_progress.progress = 0
+            download_progress.progress = 0
-            view.download_progress.max = 1
+            download_progress.max = 1
-            view.download_progress_text.text = ""
+            download_progress_text.text = ""
         } else {
-            view.download_progress.max = pages.size * 100
+            download_progress.max = pages.size * 100
             notifyProgress()
             notifyDownloadedPages()
         }
@@ -49,10 +52,10 @@ class DownloadHolder(private val view: View) : BaseViewHolder(view) {
      */
     fun notifyProgress() {
         val pages = download.pages ?: return
-        if (view.download_progress.max == 1) {
+        if (download_progress.max == 1) {
-            view.download_progress.max = pages.size * 100
+            download_progress.max = pages.size * 100
         }
-        view.download_progress.progress = download.totalProgress
+        download_progress.progress = download.totalProgress
     }
 
     /**
@@ -60,7 +63,12 @@ class DownloadHolder(private val view: View) : BaseViewHolder(view) {
      */
     fun notifyDownloadedPages() {
         val pages = download.pages ?: return
-        view.download_progress_text.text = "${download.downloadedImages}/${pages.size}"
+        download_progress_text.text = "${download.downloadedImages}/${pages.size}"
+    }
+
+    override fun onItemReleased(position: Int) {
+        super.onItemReleased(position)
+        adapter.onItemReleaseListener.onItemReleased(position)
     }
 
 }

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadItem.kt

@@ -0,0 +1,68 @@
+package eu.kanade.tachiyomi.ui.download
+
+import android.view.View
+import android.support.v7.widget.RecyclerView
+import eu.davidea.flexibleadapter.FlexibleAdapter
+import eu.davidea.flexibleadapter.items.AbstractFlexibleItem
+import eu.davidea.flexibleadapter.items.IFlexible
+import eu.kanade.tachiyomi.R
+import eu.kanade.tachiyomi.data.download.model.Download
+
+class DownloadItem(val download: Download) : AbstractFlexibleItem<DownloadHolder>() {
+
+    /**
+     * Whether this item is currently selected.
+     */
+    var isSelected = false
+
+    /**
+     * Returns the layout resource for this item.
+     */
+    override fun getLayoutRes(): Int {
+        return R.layout.download_item
+    }
+
+    /**
+     * Returns a new view holder for this item.
+     *
+     * @param view The view of this item.
+     * @param adapter The adapter of this item.
+     */
+    override fun createViewHolder(view: View, adapter: FlexibleAdapter<IFlexible<RecyclerView
+    .ViewHolder>>): DownloadHolder {
+        return DownloadHolder(view, adapter as DownloadAdapter)
+    }
+
+    /**
+     * Binds the given view holder with this item.
+     *
+     * @param adapter The adapter of this item.
+     * @param holder The holder to bind.
+     * @param position The position of this item in the adapter.
+     * @param payloads List of partial changes.
+     */
+    override fun bindViewHolder(adapter: FlexibleAdapter<IFlexible<RecyclerView.ViewHolder>>,
+        holder: DownloadHolder, position: Int, payloads: MutableList<Any>) {
+        holder.bind(download)
+    }
+
+    /**
+     * Returns true if this item is draggable.
+     */
+    override fun isDraggable(): Boolean {
+        return true
+    }
+
+    override fun equals(other: Any?): Boolean {
+        if (this === other) return true
+        if (other is DownloadItem) {
+            return download.chapter.id == other.download.chapter.id
+        }
+        return false
+    }
+
+    override fun hashCode(): Int {
+        return download.chapter.id!!.toInt()
+    }
+
+}

app/src/main/java/eu/kanade/tachiyomi/ui/download/DownloadPresenter.kt

@@ -32,10 +32,10 @@ class DownloadPresenter : BasePresenter<DownloadController>() {
 
         downloadQueue.getUpdatedObservable()
                 .observeOn(AndroidSchedulers.mainThread())
-                .map { ArrayList(it) }
+                .map { it.map(::DownloadItem) }
-                .subscribeLatestCache(DownloadController::onNextDownloads, { _, error ->
+                .subscribeLatestCache(DownloadController::onNextDownloads) { _, error ->
                     Timber.e(error)
-                })
+                }
     }
 
     fun getDownloadStatusObservable(): Observable<Download> {
@@ -62,4 +62,7 @@ class DownloadPresenter : BasePresenter<DownloadController>() {
         downloadManager.clearQueue()
     }
 
-}
+    fun reorder(downloads: List<Download>) {
+        downloadManager.reorderQueue(downloads)
+    }
+}

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryCategoryView.kt

@@ -65,6 +65,8 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
      */
     private var subscriptions = CompositeSubscription()
 
+    private var lastClickPosition = -1
+
     // EXH -->
     private var initialLoadHandle: LoadingHandle? = null
     lateinit var scope: CoroutineScope
@@ -233,6 +235,7 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
             }
             is LibrarySelectionEvent.Unselected -> {
                 findAndToggleSelection(event.manga)
+                if (adapter.indexOf(event.manga) != -1) lastClickPosition = -1
                 if (controller.selectedMangas.isEmpty()) {
                     adapter.mode = SelectableAdapter.Mode.SINGLE
                 }
@@ -240,6 +243,7 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
             is LibrarySelectionEvent.Cleared -> {
                 adapter.mode = SelectableAdapter.Mode.SINGLE
                 adapter.clearSelection()
+                lastClickPosition = -1
             }
         }
     }
@@ -267,6 +271,7 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
         // If the action mode is created and the position is valid, toggle the selection.
         val item = adapter.getItem(position) ?: return false
         if (adapter.mode == SelectableAdapter.Mode.MULTI) {
+            lastClickPosition = position
             toggleSelection(position)
             return true
         } else {
@@ -282,7 +287,16 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
      */
     override fun onItemLongClick(position: Int) {
         controller.createActionModeIfNeeded()
-        toggleSelection(position)
+        when {
+            lastClickPosition == -1 -> setSelection(position)
+            lastClickPosition > position -> for (i in position until lastClickPosition)
+                setSelection(i)
+            lastClickPosition < position -> for (i in lastClickPosition + 1..position)
+                setSelection(i)
+            else -> setSelection(position)
+        }
+        lastClickPosition = position
+
     }
 
     /**
@@ -305,5 +319,16 @@ class LibraryCategoryView @JvmOverloads constructor(context: Context, attrs: Att
         controller.setSelection(item.manga, !adapter.isSelected(position))
         controller.invalidateActionMode()
     }
+    /**
+     * Tells the presenter to set the selection for the given position.
+     *
+     * @param position the position to toggle.
+     */
+    private fun setSelection(position: Int) {
+        val item = adapter.getItem(position) ?: return
+
+        controller.setSelection(item.manga, true)
+        controller.invalidateActionMode()
+    }
 
 }

app/src/main/java/eu/kanade/tachiyomi/ui/library/LibraryItem.kt

@@ -58,7 +58,42 @@ class LibraryItem(val manga: LibraryManga, private val libraryAsList: Preference
      */
     override fun filter(constraint: String): Boolean {
         return manga.title.contains(constraint, true) ||
-                (manga.author?.contains(constraint, true) ?: false)
+            (manga.author?.contains(constraint, true) ?: false) ||
+            if (constraint.contains(" ") || constraint.contains("\"")) {
+                val genres = manga.genre?.split(", ")?.map {
+                    it.drop(it.indexOfFirst{it==':'}+1).toLowerCase().trim() //tachiEH tag namespaces
+                }
+                var clean_constraint = ""
+                var ignorespace = false
+                for (i in constraint.trim().toLowerCase()) {
+                    if (i==' ') {
+                       if (!ignorespace) {
+                           clean_constraint = clean_constraint + ","
+                       } else {
+                           clean_constraint = clean_constraint + " "
+                       }
+                    } else if (i=='"') {
+                        ignorespace = !ignorespace
+                    } else {
+                        clean_constraint = clean_constraint + Character.toString(i)
+                    }
+                }
+		clean_constraint.split(",").all { containsGenre(it.trim(), genres) }
+            }
+            else containsGenre(constraint, manga.genre?.split(", ")?.map {
+                it.drop(it.indexOfFirst{it==':'}+1).toLowerCase().trim() //tachiEH tag namespaces
+            })
+    }
+
+    private fun containsGenre(tag: String, genres: List<String>?): Boolean {
+        return if (tag.startsWith("-"))
+            genres?.find {
+                it.trim().toLowerCase() == tag.substringAfter("-").toLowerCase()
+            } == null
+        else
+            genres?.find {
+                it.trim().toLowerCase() == tag.toLowerCase()
+            } != null
     }
 
     override fun equals(other: Any?): Boolean {
@@ -71,4 +106,4 @@ class LibraryItem(val manga: LibraryManga, private val libraryAsList: Preference
     override fun hashCode(): Int {
         return manga.id!!.hashCode()
     }
-}
+}

app/src/main/java/eu/kanade/tachiyomi/ui/manga/chapter/ChaptersController.kt

@@ -60,6 +60,8 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
      */
     private val selectedItems = mutableSetOf<ChapterItem>()
 
+    private var lastClickPosition = -1
+
     init {
         setHasOptionsMenu(true)
         setOptionsMenuHidden(true)
@@ -275,6 +277,7 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
         val adapter = adapter ?: return false
         val item = adapter.getItem(position) ?: return false
         if (actionMode != null && adapter.mode == SelectableAdapter.Mode.MULTI) {
+            lastClickPosition = position
             toggleSelection(position)
             return true
         } else {
@@ -285,7 +288,16 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
 
     override fun onItemLongClick(position: Int) {
         createActionModeIfNeeded()
-        toggleSelection(position)
+        when {
+            lastClickPosition == -1 -> setSelection(position)
+            lastClickPosition > position -> for (i in position until lastClickPosition)
+                setSelection(i)
+            lastClickPosition < position -> for (i in lastClickPosition + 1..position)
+                setSelection(i)
+            else -> setSelection(position)
+        }
+        lastClickPosition = position
+        adapter?.notifyDataSetChanged()
     }
 
     // SELECTIONS & ACTION MODE
@@ -294,6 +306,7 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
         val adapter = adapter ?: return
         val item = adapter.getItem(position) ?: return
         adapter.toggleSelection(position)
+        adapter.notifyDataSetChanged()
         if (adapter.isSelected(position)) {
             selectedItems.add(item)
         } else {
@@ -302,6 +315,16 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
         actionMode?.invalidate()
     }
 
+    private fun setSelection(position: Int) {
+        val adapter = adapter ?: return
+        val item = adapter.getItem(position) ?: return
+        if (!adapter.isSelected(position)) {
+            adapter.toggleSelection(position)
+            selectedItems.add(item)
+            actionMode?.invalidate()
+        }
+    }
+
     private fun getSelectedChapters(): List<ChapterItem> {
         val adapter = adapter ?: return emptyList()
         return adapter.selectedPositions.mapNotNull { adapter.getItem(it) }
@@ -314,6 +337,7 @@ class ChaptersController : NucleusController<ChaptersPresenter>(),
     }
 
     private fun destroyActionModeIfNeeded() {
+        lastClickPosition = -1
         actionMode?.finish()
     }
 

app/src/main/java/eu/kanade/tachiyomi/ui/reader/viewer/webtoon/WebtoonViewer.kt

@@ -102,7 +102,10 @@ class WebtoonViewer(val activity: ReaderActivity) : BaseViewer {
         })
         recycler.tapListener = { event ->
             val positionX = event.rawX
+            val positionY = event.rawY
             when {
+                positionY < recycler.height * 0.25 -> if (config.tappingEnabled) scrollUp()
+                positionY > recycler.height * 0.75 -> if (config.tappingEnabled) scrollDown()
                 positionX < recycler.width * 0.33 -> if (config.tappingEnabled) scrollUp()
                 positionX > recycler.width * 0.66 -> if (config.tappingEnabled) scrollDown()
                 else -> activity.toggleMenu()

app/src/main/res/layout/download_item.xml

@@ -2,9 +2,9 @@
 <RelativeLayout
     xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:tools="http://schemas.android.com/tools"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
-    android:paddingLeft="@dimen/material_layout_keylines_screen_edge_margin"
     android:paddingRight="@dimen/material_layout_keylines_screen_edge_margin"
     android:paddingTop="@dimen/material_component_lists_padding_above_list">
 
@@ -25,6 +25,7 @@
         android:layout_alignParentLeft="true"
         android:maxLines="1"
         android:ellipsize="end"
+        android:layout_marginStart="@dimen/material_component_lists_single_line_with_avatar_height"
         android:textAppearance="@style/TextAppearance.Regular.Body1"
         tools:text="Manga title"/>
 
@@ -36,6 +37,7 @@
         android:maxLines="1"
         android:ellipsize="end"
         tools:text="Chapter Title"
+        android:layout_marginStart="@dimen/material_component_lists_single_line_with_avatar_height"
         android:textAppearance="@style/TextAppearance.Regular.Caption"/>
 
     <ProgressBar
@@ -43,6 +45,16 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_below="@id/chapter_title"
+        android:layout_marginStart="@dimen/material_component_lists_single_line_with_avatar_height"
         style="?android:attr/progressBarStyleHorizontal"/>
 
-</RelativeLayout>
+    <ImageView
+        android:id="@+id/reorder"
+        android:layout_width="@dimen/material_component_lists_single_line_with_avatar_height"
+        android:layout_height="@dimen/material_component_lists_single_line_with_avatar_height"
+        android:layout_gravity="start"
+        android:scaleType="center"
+        android:tint="?android:attr/textColorPrimary"
+        app:srcCompat="@drawable/ic_reorder_grey_24dp" />
+
+</RelativeLayout>