Add methods to convert api share entity to domain entity.

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

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

@@ -7,8 +7,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.regex.Pattern;
 
-public class Share implements Serializable
-{
+public class Share implements Serializable {
 	private static final long serialVersionUID = 1487561657691009668L;
 	private static final Pattern urlPattern = Pattern.compile(".*/([^/?]+).*");
 	private String id;
@@ -120,4 +119,40 @@ public class Share implements Serializable
 	{
 		entries.add(entry);
 	}
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (o == null || getClass() != o.getClass()) return false;
+
+        Share share = (Share) o;
+
+        if (id != null ? !id.equals(share.id) : share.id != null) return false;
+        if (url != null ? !url.equals(share.url) : share.url != null) return false;
+        if (description != null ? !description.equals(share.description) : share.description != null)
+            return false;
+        if (username != null ? !username.equals(share.username) : share.username != null)
+            return false;
+        if (created != null ? !created.equals(share.created) : share.created != null) return false;
+        if (lastVisited != null ? !lastVisited.equals(share.lastVisited) : share.lastVisited != null)
+            return false;
+        if (expires != null ? !expires.equals(share.expires) : share.expires != null) return false;
+        if (visitCount != null ? !visitCount.equals(share.visitCount) : share.visitCount != null)
+            return false;
+        return entries != null ? entries.equals(share.entries) : share.entries == null;
+    }
+
+    @Override
+    public int hashCode() {
+        int result = id != null ? id.hashCode() : 0;
+        result = 31 * result + (url != null ? url.hashCode() : 0);
+        result = 31 * result + (description != null ? description.hashCode() : 0);
+        result = 31 * result + (username != null ? username.hashCode() : 0);
+        result = 31 * result + (created != null ? created.hashCode() : 0);
+        result = 31 * result + (lastVisited != null ? lastVisited.hashCode() : 0);
+        result = 31 * result + (expires != null ? expires.hashCode() : 0);
+        result = 31 * result + (visitCount != null ? visitCount.hashCode() : 0);
+        result = 31 * result + (entries != null ? entries.hashCode() : 0);
+        return result;
+    }
 }

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

@@ -6,8 +6,11 @@ package org.moire.ultrasonic.data
 import org.moire.ultrasonic.domain.MusicDirectory
 import org.moire.ultrasonic.domain.Playlist
 import java.text.SimpleDateFormat
+import kotlin.LazyThreadSafetyMode.NONE
 import org.moire.ultrasonic.api.subsonic.models.Playlist as APIPlaylist
 
+internal val playlistDateFormat by lazy(NONE) { SimpleDateFormat.getInstance() }
+
 fun APIPlaylist.toMusicDirectoryDomainEntity(): MusicDirectory = MusicDirectory().apply {
     name = this@toMusicDirectoryDomainEntity.name
     addAll(this@toMusicDirectoryDomainEntity.entriesList.map { it.toDomainEntity() })
@@ -15,7 +18,7 @@ fun APIPlaylist.toMusicDirectoryDomainEntity(): MusicDirectory = MusicDirectory(
 
 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) },
+        this.created?.let { playlistDateFormat.format(it.time) },
         public.toString())
 
 fun List<APIPlaylist>.toDomainEntitiesList(): List<Playlist> = this.map { it.toDomainEntity() }

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

@@ -0,0 +1,26 @@
+// Contains helper method to convert subsonic api share to domain model
+@file:JvmName("APIShareConverter")
+package org.moire.ultrasonic.data
+
+import org.moire.ultrasonic.domain.Share
+import java.text.SimpleDateFormat
+import kotlin.LazyThreadSafetyMode.NONE
+import org.moire.ultrasonic.api.subsonic.models.Share as APIShare
+
+internal val shareTimeFormat by lazy(NONE) { SimpleDateFormat.getInstance() }
+
+fun List<APIShare>.toDomainEntitiesList(): List<Share> = this.map {
+    it.toDomainEntity()
+}
+
+fun APIShare.toDomainEntity(): Share = Share().apply {
+    created = this@toDomainEntity.created?.let { shareTimeFormat.format(it.time) }
+    description = this@toDomainEntity.description
+    expires = this@toDomainEntity.expires?.let { shareTimeFormat.format(it.time) }
+    id = this@toDomainEntity.id.toString()
+    lastVisited = this@toDomainEntity.lastVisited?.let { shareTimeFormat.format(it.time) }
+    url = this@toDomainEntity.url
+    username = this@toDomainEntity.username
+    visitCount = this@toDomainEntity.visitCount.toLong()
+    entries.addAll(this@toDomainEntity.items.toDomainEntityList())
+}

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

@@ -7,11 +7,10 @@ import org.amshove.kluent.`should equal`
 import org.junit.Test
 import org.moire.ultrasonic.api.subsonic.models.MusicDirectoryChild
 import org.moire.ultrasonic.api.subsonic.models.Playlist
-import java.text.SimpleDateFormat
 import java.util.Calendar
 
 /**
- * Unit test for extension functions in [APIPlaylistConverter.kt] file.
+ * Unit test for extension functions that converts api playlist entity to domain.
  */
 class APIPlaylistConverterTest {
     @Test
@@ -47,8 +46,7 @@ class APIPlaylistConverterTest {
             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)
+            created `should equal to` playlistDateFormat.format(entity.created?.time)
         }
     }
 

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

@@ -0,0 +1,54 @@
+@file:Suppress("IllegalIdentifier")
+
+package org.moire.ultrasonic.data
+
+import org.amshove.kluent.`should equal to`
+import org.amshove.kluent.`should equal`
+import org.junit.Test
+import org.moire.ultrasonic.api.subsonic.models.MusicDirectoryChild
+import org.moire.ultrasonic.api.subsonic.models.Share
+import java.util.Calendar
+
+/**
+ * Unit test for api to domain share entity converter functions.
+ */
+class APIShareConverterTest {
+    @Test
+    fun `Should convert share entity to domain`() {
+        val entity = createFakeShare()
+
+        val domainEntity = entity.toDomainEntity()
+
+        with(domainEntity) {
+            id `should equal to` entity.id.toString()
+            url `should equal to` entity.url
+            description `should equal to` entity.description
+            username `should equal to` entity.username
+            created `should equal to` shareTimeFormat.format(entity.created?.time)
+            lastVisited `should equal to` shareTimeFormat.format(entity.lastVisited?.time)
+            expires `should equal to` shareTimeFormat.format(entity.expires?.time)
+            visitCount `should equal to` entity.visitCount.toLong()
+            entries `should equal` entity.items.toDomainEntityList()
+        }
+    }
+
+    private fun createFakeShare(): Share {
+        return Share(id = 45L, url = "some-long-url", username = "Bender",
+                created = Calendar.getInstance(), expires = Calendar.getInstance(), visitCount = 24,
+                description = "Kiss my shiny metal ass", lastVisited = Calendar.getInstance(),
+                items = listOf(MusicDirectoryChild()))
+    }
+
+    @Test
+    fun `Should parse list of shares into domain entity list`() {
+        val entityList = listOf(
+                createFakeShare(),
+                createFakeShare().copy(id = 554L, lastVisited = null))
+
+        val domainEntityList = entityList.toDomainEntitiesList()
+
+        domainEntityList.size `should equal to` entityList.size
+        domainEntityList[0] `should equal` entityList[0].toDomainEntity()
+        domainEntityList[1] `should equal` entityList[1].toDomainEntity()
+    }
+}