[maro/#33] feat :: SongDao, SongDatabase 추가

UMC_6th/app/build.gradle.kts

@@ -1,6 +1,7 @@
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
+    id("kotlin-kapt")
 }
 
 android {
@@ -46,6 +47,9 @@ android {
 
 dependencies {
 
+    implementation("androidx.room:room-migration:2.6.0")
+    implementation("androidx.room:room-runtime:2.6.0")
+    kapt("androidx.room:room-compiler:2.6.0")
     implementation("com.squareup.retrofit2:converter-gson:2.9.0")
     implementation("androidx.core:core-ktx:1.10.1")
     implementation("androidx.fragment:fragment-ktx:1.3.0")

UMC_6th/app/src/main/java/com/example/umc_6th/SongDao.kt

@@ -0,0 +1,23 @@
+package com.example.umc_6th
+
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+
+interface SongDao {
+    @Insert
+    fun insert(song: Song)
+
+    @Update
+    fun update(song: Song)
+
+    @Delete
+    fun delete(song : Song)
+
+    @Query("SELECT * FROM SongTable")
+    fun getSongs() : List<Song>
+
+    @Query("SELECT * FROM SongTable WHERE id = :id")
+    fun getSong(id : Int): Song
+}

UMC_6th/app/src/main/java/com/example/umc_6th/song.kt

@@ -1,10 +1,18 @@
 package com.example.umc_6th
 
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "SongTable")
 data class Song(
     val title : String = "",
     val singer : String = "",
     var second : Int = 0,
     var playTime : Int = 60,
     var isPlaying : Boolean = false,
-    var music : String = ""
-)
+    var music : String = "",
+    var coverImg : Int? = null,
+    var isLike : Boolean = false
+){
+ @PrimaryKey(autoGenerate = true) var id : Int = 0
+}