draft Add watch provider filter view.

app/src/main/java/com/battlelancer/seriesguide/shows/WatchProviderFilterAdapter.kt

@@ -0,0 +1,53 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Uwe Trottmann
+
+package com.battlelancer.seriesguide.shows
+
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.DiffUtil
+import androidx.recyclerview.widget.ListAdapter
+import androidx.recyclerview.widget.RecyclerView.ViewHolder
+import com.battlelancer.seriesguide.databinding.ItemWatchProviderBinding
+import com.battlelancer.seriesguide.streaming.SgWatchProvider
+
+class WatchProviderFilterAdapter :
+    ListAdapter<SgWatchProvider, WatchProviderViewHolder>(WatchProviderDiffCallback) {
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int): WatchProviderViewHolder {
+        return WatchProviderViewHolder.create(parent)
+    }
+
+    override fun onBindViewHolder(holder: WatchProviderViewHolder, position: Int) {
+        holder.bind(getItem(position))
+    }
+}
+
+class WatchProviderViewHolder(private val binding: ItemWatchProviderBinding) :
+    ViewHolder(binding.root) {
+
+    fun bind(watchProvider: SgWatchProvider) {
+        TODO()
+    }
+
+    companion object {
+        fun create(parent: ViewGroup): WatchProviderViewHolder =
+            WatchProviderViewHolder(
+                ItemWatchProviderBinding.inflate(
+                    LayoutInflater.from(parent.context),
+                    parent,
+                    false
+                )
+            )
+    }
+}
+
+object WatchProviderDiffCallback : DiffUtil.ItemCallback<SgWatchProvider>() {
+    override fun areItemsTheSame(oldItem: SgWatchProvider, newItem: SgWatchProvider): Boolean {
+        TODO("Not yet implemented")
+    }
+
+    override fun areContentsTheSame(oldItem: SgWatchProvider, newItem: SgWatchProvider): Boolean {
+        TODO("Not yet implemented")
+    }
+
+}

app/src/main/java/com/battlelancer/seriesguide/shows/WatchProviderFilterView.kt

@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: Apache-2.0
+// Copyright 2024 Uwe Trottmann
+
+package com.battlelancer.seriesguide.shows
+
+import android.content.Context
+import android.util.AttributeSet
+import android.view.LayoutInflater
+import android.widget.LinearLayout
+import androidx.recyclerview.widget.LinearLayoutManager
+import com.battlelancer.seriesguide.databinding.ViewFilterWatchProvidersBinding
+import com.battlelancer.seriesguide.streaming.SgWatchProvider
+
+class WatchProviderFilterView @JvmOverloads constructor(
+    context: Context,
+    attrs: AttributeSet? = null,
+    defStyleAttr: Int = 0
+) : LinearLayout(context, attrs, defStyleAttr) {
+
+    private val binding: ViewFilterWatchProvidersBinding
+    private val adapter: WatchProviderFilterAdapter
+
+    init {
+        orientation = VERTICAL
+
+        // can't do in onFinishInflate as that is only called when inflating from XML
+        binding = ViewFilterWatchProvidersBinding.inflate(LayoutInflater.from(context), this)
+
+        adapter = WatchProviderFilterAdapter()
+        binding.recyclerViewProviderFilter.also {
+            it.layoutManager = LinearLayoutManager(context)
+            it.adapter = adapter
+        }
+    }
+
+    fun setWatchProviders(watchProviders: List<SgWatchProvider>) {
+        adapter.submitList(watchProviders)
+    }
+
+}

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

@@ -0,0 +1,16 @@
+<?xml version="1.0" encoding="utf-8"?>
+
+<!-- SPDX-License-Identifier: Apache-2.0 -->
+<!-- Copyright 2024 Uwe Trottmann -->
+
+<merge xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:tools="http://schemas.android.com/tools"
+    tools:orientation="vertical"
+    tools:parentTag="android.widget.LinearLayout">
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/recyclerViewProviderFilter"
+        android:layout_width="match_parent"
+        android:layout_height="wrap_content" />
+
+</merge>