Add converting subsonic api Playlist entity to domain entity.

Signed-off-by: Yahor Berdnikau <egorr.berd@gmail.com>

ultrasonic/src/main/java/org/moire/ultrasonic/domain/Playlist.java

@@ -125,9 +125,47 @@ public class Playlist implements Serializable
 		this.pub = pub;
 	}
 
-	@Override
-	public String toString()
-	{
-		return name;
-	}
+    @Override
+    public String toString() {
+        return "Playlist{" +
+                "id='" + id + '\'' +
+                ", name='" + name + '\'' +
+                ", owner='" + owner + '\'' +
+                ", comment='" + comment + '\'' +
+                ", songCount='" + songCount + '\'' +
+                ", created='" + created + '\'' +
+                ", pub=" + pub +
+                '}';
+    }
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        Playlist playlist = (Playlist) o;
+
+        if (id != null ? !id.equals(playlist.id) : playlist.id != null) return false;
+        if (name != null ? !name.equals(playlist.name) : playlist.name != null) return false;
+        if (owner != null ? !owner.equals(playlist.owner) : playlist.owner != null) return false;
+        if (comment != null ? !comment.equals(playlist.comment) : playlist.comment != null)
+            return false;
+        if (songCount != null ? !songCount.equals(playlist.songCount) : playlist.songCount != null)
+            return false;
+        if (created != null ? !created.equals(playlist.created) : playlist.created != null)
+            return false;
+        return pub != null ? pub.equals(playlist.pub) : playlist.pub == null;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = id != null ? id.hashCode() : 0;
+        result = 31 * result + (name != null ? name.hashCode() : 0);
+        result = 31 * result + (owner != null ? owner.hashCode() : 0);
+        result = 31 * result + (comment != null ? comment.hashCode() : 0);
+        result = 31 * result + (songCount != null ? songCount.hashCode() : 0);
+        result = 31 * result + (created != null ? created.hashCode() : 0);
+        result = 31 * result + (pub != null ? pub.hashCode() : 0);
+        return result;
+    }
 }

ultrasonic/src/main/kotlin/org/moire/ultrasonic/data/SubsonicAPIConverter.kt

@@ -11,7 +11,9 @@ import org.moire.ultrasonic.domain.Artist
 import org.moire.ultrasonic.domain.Indexes
 import org.moire.ultrasonic.domain.MusicDirectory
 import org.moire.ultrasonic.domain.MusicFolder
+import org.moire.ultrasonic.domain.Playlist
 import org.moire.ultrasonic.domain.SearchResult
+import java.text.SimpleDateFormat
 import org.moire.ultrasonic.api.subsonic.models.Artist as APIArtist
 import org.moire.ultrasonic.api.subsonic.models.Indexes as APIIndexes
 import org.moire.ultrasonic.api.subsonic.models.MusicDirectory as APIMusicDirectory
@@ -109,3 +111,10 @@ fun APIPlaylist.toMusicDirectoryDomainEntity(): MusicDirectory = MusicDirectory(
     name = this@toMusicDirectoryDomainEntity.name
     addAll(this@toMusicDirectoryDomainEntity.entriesList.map { it.toDomainEntity() })
 }
+
+fun APIPlaylist.toDomainEntity(): Playlist = Playlist(this.id.toString(), this.name, this.owner,
+        this.comment, this.songCount.toString(),
+        this.created?.let { SimpleDateFormat.getDateTimeInstance().format(it.time) },
+        public.toString())
+
+fun List<APIPlaylist>.toDomainEntitiesList(): List<Playlist> = this.map { it.toDomainEntity() }

ultrasonic/src/test/kotlin/org/moire/ultrasonic/data/APIConverterTest.kt

@@ -17,6 +17,7 @@ import org.moire.ultrasonic.api.subsonic.models.Playlist
 import org.moire.ultrasonic.api.subsonic.models.SearchResult
 import org.moire.ultrasonic.api.subsonic.models.SearchThreeResult
 import org.moire.ultrasonic.api.subsonic.models.SearchTwoResult
+import java.text.SimpleDateFormat
 import java.util.Calendar
 
 /**
@@ -24,7 +25,7 @@ import java.util.Calendar
  *
  * @author Yahor Berdnikau
  */
-@Suppress("TooManyFunctions")
+@Suppress("TooManyFunctions", "LargeClass")
 class APIConverterTest {
     @Test
     fun `Should convert MusicFolder entity`() {
@@ -275,6 +276,39 @@ class APIConverterTest {
         }
     }
 
+    @Test
+    fun `Should convert playlist to domain entity`() {
+        val entity = Playlist(id = 634, name = "some-name", owner = "some-owner",
+                comment = "some-comment", public = false, songCount = 256, duration = 1150,
+                created = Calendar.getInstance(), changed = Calendar.getInstance(),
+                coverArt = "some-art")
+
+        val convertedEntity = entity.toDomainEntity()
+
+        with(convertedEntity) {
+            id `should equal to` entity.id.toString()
+            name `should equal to` entity.name
+            comment `should equal to` entity.comment
+            owner `should equal to` entity.owner
+            public `should equal to` entity.public
+            songCount `should equal to` entity.songCount.toString()
+            created `should equal to` SimpleDateFormat.getDateTimeInstance()
+                    .format(entity.created?.time)
+        }
+    }
+
+    @Test
+    fun `Should convert list of playlists to list of domain entities`() {
+        val entitiesList = listOf(Playlist(id = 23, name = "some-name", songCount = 10))
+
+        val convertedList = entitiesList.toDomainEntitiesList()
+
+        with(convertedList) {
+            size `should equal to` entitiesList.size
+            this[0] `should equal` entitiesList[0].toDomainEntity()
+        }
+    }
+
     private fun createMusicFolder(id: Long = 0, name: String = ""): MusicFolder =
             MusicFolder(id, name)