add similarTo function to crunchyroll parser

This will allow us to show similar tv shows in MediaFragment

app/src/main/java/org/mosad/teapod/parser/crunchyroll/Crunchyroll.kt

@@ -458,7 +458,7 @@ object Crunchyroll {
     }
 
     /**
-     * Additional media functions: watchlist (series), playhead
+     * Additional media functions: watchlist (series), playhead, similar to
      */
 
     /**
@@ -546,6 +546,22 @@ object Crunchyroll {
         requestPost(playheadsEndpoint, parameters, json)
     }
 
+    suspend fun similarTo(seriesId: String, n: Int = 10): SimilarToResult {
+        val similarToEndpoint = "/content/v1/$accountID/similar_to"
+        val parameters = listOf(
+            "guid" to seriesId,
+            "locale" to Preferences.preferredLocale.toLanguageTag(),
+            "n" to n
+        )
+
+        return try {
+            requestGet(similarToEndpoint, parameters)
+        }catch (ex: SerializationException) {
+            Log.e(TAG, "SerializationException in similarTo().", ex)
+            NoneSimilarToResult
+        }
+    }
+
     /**
      * Listing functions: watchlist (list), up_next_account
      */

app/src/main/java/org/mosad/teapod/parser/crunchyroll/DataTypes.kt

@@ -101,6 +101,7 @@ data class Collection<T>(
 typealias SearchResult = Collection<SearchCollection>
 typealias SearchCollection = Collection<Item>
 typealias BrowseResult = Collection<Item>
+typealias SimilarToResult = Collection<Item>
 typealias DiscSeasonList = Collection<SeasonListItem>
 typealias Watchlist = Collection<Item>
 typealias ContinueWatchingList = Collection<ContinueWatchingItem>
@@ -117,7 +118,7 @@ data class UpNextSeriesItem(
  * panel data classes
  */
 
-// the data class Item is used in browse and search
+// the data class Item is used in browse, search, watchlist and similar to
 // TODO rename to MediaPanel
 @Serializable
 data class Item(
@@ -128,6 +129,7 @@ data class Item(
     val description: String,
     val images: Images
     // TODO series_metadata etc.
+    // TODO add slug_title if present in search, browse, similar to
 )
 
 @Serializable
@@ -197,13 +199,14 @@ val NoneEpisodePanel = EpisodePanel("", "", "", "", "", NoneEpisodeMetadata, Thu
 val NoneCollection = Collection<Item>(0, emptyList())
 val NoneSearchResult = SearchResult(0, emptyList())
 val NoneBrowseResult = BrowseResult(0, emptyList())
+val NoneSimilarToResult = SimilarToResult(0, emptyList())
 val NoneDiscSeasonList = DiscSeasonList(0, emptyList())
 val NoneContinueWatchingList = ContinueWatchingList(0, emptyList())
 
 val NoneUpNextSeriesItem = UpNextSeriesItem(0, false, false, NoneEpisodePanel)
 
 /**
- * Series data type
+ * series data class
  */
 @Serializable
 data class Series(
@@ -216,7 +219,7 @@ data class Series(
 val NoneSeries = Series("", "", "", Images(emptyList(), emptyList()), emptyList())
 
 /**
- * Seasons data type
+ * Seasons data classes
  */
 @Serializable
 data class Seasons(
@@ -250,7 +253,7 @@ val NoneSeason = Season("", "", "", "", 0, isSubbed = false, isDubbed = false)
 
 
 /**
- * Episodes data type
+ * Episodes data classes
  */
 @Serializable
 data class Episodes(
@@ -314,7 +317,7 @@ data class PlayheadObject(
 )
 
 /**
- * Playback/stream data type
+ * playback/stream data classes
  */
 @Serializable
 data class Playback(
@@ -362,6 +365,9 @@ val NonePlayback = Playback(
     )
 )
 
+/**
+ * profile data class
+ */
 @Serializable
 data class Profile(
     @SerialName("avatar") val avatar: String,

app/src/main/java/org/mosad/teapod/ui/activity/main/fragments/MediaFragment.kt

@@ -170,8 +170,7 @@ class MediaFragment(private val mediaIdStr: String) : Fragment() {
         }
 
         // if has similar titles
-        // TODO reimplement
-//        if (media.similar.isNotEmpty()) {
+//        if (model.similarTo.total > 0) {
 //            MediaFragmentSimilar().also {
 //                fragments.add(it)
 //                pagerAdapter.notifyItemInserted(fragments.indexOf(it))

app/src/main/java/org/mosad/teapod/ui/activity/main/fragments/MediaFragmentSimilar.kt

@@ -11,6 +11,7 @@ import org.mosad.teapod.ui.activity.main.viewmodel.MediaFragmentViewModel
 import org.mosad.teapod.util.adapter.MediaItemAdapter
 import org.mosad.teapod.util.decoration.MediaItemDecoration
 import org.mosad.teapod.util.showFragment
+import org.mosad.teapod.util.toItemMediaList
 
 class MediaFragmentSimilar : Fragment()  {
 
@@ -27,14 +28,14 @@ class MediaFragmentSimilar : Fragment()  {
     override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
         super.onViewCreated(view, savedInstanceState)
 
-        adapterSimilar = MediaItemAdapter(emptyList()) //(model.media.similar)
+        adapterSimilar = MediaItemAdapter(model.similarTo.toItemMediaList())
         binding.recyclerMediaSimilar.adapter = adapterSimilar
         binding.recyclerMediaSimilar.addItemDecoration(MediaItemDecoration(9))
 
         // set onItemClick only in adapter is initialized
         if (this::adapterSimilar.isInitialized) {
             adapterSimilar.onItemClick = { mediaId, _ ->
-                activity?.showFragment(MediaFragment("")) //(mediaId))
+                activity?.showFragment(MediaFragment(mediaId))
             }
         }
     }

app/src/main/java/org/mosad/teapod/ui/activity/main/viewmodel/MediaFragmentViewModel.kt

@@ -16,8 +16,6 @@ import org.mosad.teapod.util.tmdb.*
  */
 class MediaFragmentViewModel(application: Application) : AndroidViewModel(application) {
 
-//    var mediaCrunchy = NoneItem
-//        internal set
     var seriesCrunchy = NoneSeries // movies are also series
         internal set
     var seasonsCrunchy = NoneSeasons
@@ -33,6 +31,9 @@ class MediaFragmentViewModel(application: Application) : AndroidViewModel(applic
     var isWatchlist = false
         internal set
     var upNextSeries = NoneUpNextSeriesItem
+        internal set
+    var similarTo = NoneSimilarToResult
+        internal set
 
     // TMDB stuff
     var mediaType = MediaType.OTHER
@@ -52,7 +53,8 @@ class MediaFragmentViewModel(application: Application) : AndroidViewModel(applic
             viewModelScope.launch { seriesCrunchy = Crunchyroll.series(crunchyId) },
             viewModelScope.launch { seasonsCrunchy = Crunchyroll.seasons(crunchyId) },
             viewModelScope.launch { isWatchlist = Crunchyroll.isWatchlist(crunchyId) },
-            viewModelScope.launch { upNextSeries = Crunchyroll.upNextSeries(crunchyId) }
+            viewModelScope.launch { upNextSeries = Crunchyroll.upNextSeries(crunchyId) },
+            viewModelScope.launch { similarTo = Crunchyroll.similarTo(crunchyId) }
         ).joinAll()
 
         // load the preferred season (preferred language, language per season, not per stream)