[Simba/#33] :: feat 7주차 구현 (#37)

* [simba/#33] feat:: Song 데이터 베이스 활용하기 (last song Toast 메시지 오류)

* [simba/#33] feat:: 좋아요 기능 구현

* [simba/#33] feat:: 보관함 recyclerview로 구현, 좋아요 누른 노래만 보관함으로 이동, 더보기 클릭 시 아이템 영구 삭제

* [simba/#33] feat:: MiniPlayer Seekbar 재생 시간과 동기화

* [simba/#33] feat:: Album 데이터베이스 구축하기

* [simba/#33] feat:: Bottom Sheet Dialog 구현

* [simba/#33] feat:: Bottom Sheet Dialog 구현

UMC_6th/app/build.gradle.kts

@@ -1,6 +1,7 @@
 plugins {
     id("com.android.application")
     id("org.jetbrains.kotlin.android")
+    id("kotlin-kapt")
 }
 
 android {
@@ -49,6 +50,12 @@ dependencies {
     implementation("androidx.constraintlayout:constraintlayout:2.1.4")
     implementation("com.squareup.retrofit2:converter-gson:2.9.0")
     testImplementation("junit:junit:4.13.2")
+
+    //roomDB
+    implementation("androidx.room:room-migration:2.6.0")
+    implementation("androidx.room:room-runtime:2.6.0")
+    kapt("androidx.room:room-compiler:2.6.0")
+
     androidTestImplementation("androidx.test.ext:junit:1.1.5")
     androidTestImplementation("androidx.test.espresso:espresso-core:3.5.1")
 }

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

@@ -1,10 +1,13 @@
 package com.example.umc_6th
 
+import androidx.room.Entity
+import androidx.room.PrimaryKey
 import java.util.ArrayList
 
+@Entity(tableName = "AlbumTable")
 data class Album(
+    @PrimaryKey(autoGenerate = false) var id: Int = 0,
     var title: String? = "",
     var singer: String? = "",
-    var coverImg: Int? = null,
-    var songs: ArrayList<Song>? = null
+    var coverImg: Int? = null
 )

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

@@ -0,0 +1,26 @@
+package com.example.umc_6th
+
+import androidx.room.Dao
+import androidx.room.Delete
+import androidx.room.Insert
+import androidx.room.Query
+import androidx.room.Update
+
+@Dao
+interface AlbumDao {
+    @Insert
+    fun insert(album: Album)
+
+    @Update
+    fun update(album: Album)
+
+    @Delete
+    fun delete(album: Album)
+
+    @Query("SELECT * FROM AlbumTable")
+    fun getAlbums(): List<Album>
+
+    @Query("SELECT * FROM AlbumTable WHERE id = :id")
+    fun getAlbum(id : Int): Album
+
+}

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

@@ -19,7 +19,7 @@ class AlbumRVAdapter(private val albumList:ArrayList<Album>) : RecyclerView.Adap
 
     private lateinit var mItemClickListener : MyItemClickListener
     fun setMyItemClickListener(itemClickListener: MyItemClickListener){
-        mItemClickListener = itemClickListener
+        this.mItemClickListener = itemClickListener
     }
 
     fun addItem(album: Album){

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

@@ -0,0 +1,45 @@
+package com.example.umc_6th
+
+import android.annotation.SuppressLint
+import android.os.Bundle
+import androidx.fragment.app.Fragment
+import android.view.LayoutInflater
+import android.view.View
+import android.view.ViewGroup
+import android.widget.Toast
+import com.example.umc_6th.databinding.FragmentBottomSheetBinding
+import com.google.android.material.bottomsheet.BottomSheetDialogFragment
+
+class BottomSheetFragment : BottomSheetDialogFragment() {
+
+    lateinit var binding: FragmentBottomSheetBinding
+
+    override fun onCreateView(
+        inflater: LayoutInflater, container: ViewGroup?,
+        savedInstanceState: Bundle?
+    ): View? {
+        binding = FragmentBottomSheetBinding.inflate(inflater,container,false)
+        return binding.root
+    }
+
+    override fun onViewCreated(view: View, savedInstanceState: Bundle?) {
+        super.onViewCreated(view, savedInstanceState)
+
+        binding.bottomSheetIv1.setOnClickListener {
+            Toast.makeText(requireActivity(),"듣기 버튼 클릭",Toast.LENGTH_SHORT).show()
+        }
+        binding.bottomSheetIv2.setOnClickListener {
+            Toast.makeText(requireActivity(),"재생목록 버튼 클릭",Toast.LENGTH_SHORT).show()
+        }
+        binding.bottomSheetIv3.setOnClickListener {
+            Toast.makeText(requireActivity(),"내 리스트 버튼 클릭",Toast.LENGTH_SHORT).show()
+        }
+        binding.bottomSheetIv4.setOnClickListener {
+            Toast.makeText(requireActivity(),"삭제 버튼 클릭",Toast.LENGTH_SHORT).show()
+        }
+        binding.bottomSheetTv4.setOnClickListener {
+
+        }
+    }
+
+}

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

@@ -0,0 +1,49 @@
+package com.example.umc_6th
+
+import android.annotation.SuppressLint
+import android.view.LayoutInflater
+import android.view.View
+import androidx.core.content.ContextCompat
+import androidx.databinding.DataBindingUtil
+import com.example.umc_6th.databinding.CustomSnackbarBinding
+import com.google.android.material.snackbar.Snackbar
+
+class CustomSnackbar(view: View, private val message: String) {
+    companion object{
+        fun make(view: View, message: String) = CustomSnackbar(view, message)
+    }
+
+    private val context = view.context
+    private val snackbar = Snackbar.make(view,"",5000)
+    @SuppressLint("RestrictedApi")
+    private val snackbarLayout = snackbar.view as Snackbar.SnackbarLayout
+
+
+    private val inflater = LayoutInflater.from(context)
+    private val snackbarBinding: CustomSnackbarBinding = DataBindingUtil.inflate(inflater,R.layout.custom_snackbar, null, false)
+
+    init {
+        initView()
+        initData()
+    }
+
+    private fun initView() {
+        with(snackbarLayout) {
+            removeAllViews()
+            setPadding(0, 0, 0, 0)
+            setBackgroundColor(ContextCompat.getColor(context, android.R.color.transparent))
+            addView(snackbarBinding.root, 0)
+        }
+    }
+
+    private fun initData() {
+        snackbarBinding.customSnackbarTv.text = message
+        snackbarBinding.customSnackbarBtn.setOnClickListener {
+            // OK 버튼을 클릭했을 때 실행할 동작을 정의할 수 있다.
+        }
+    }
+
+    fun show() {
+        snackbar.show()
+    }
+}

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

@@ -3,6 +3,7 @@ package com.example.umc_6th
 import android.os.Bundle
 import android.os.Handler
 import android.os.Looper
+import android.util.Log
 import androidx.fragment.app.Fragment
 import android.view.LayoutInflater
 import android.view.View
@@ -24,6 +25,7 @@ class HomeFragment : Fragment(), AlbumRVAdapter.CommunicationInterface {
     private val timer = Timer()
     private val handler = Handler(Looper.getMainLooper())
     private var albumDatas = ArrayList<Album>()
+    private lateinit var songDB: SongDatabase
 
     override fun onCreate(savedInstanceState: Bundle?) {
         super.onCreate(savedInstanceState)
@@ -42,24 +44,18 @@ class HomeFragment : Fragment(), AlbumRVAdapter.CommunicationInterface {
     ): View? {
         binding = FragmentHomeBinding.inflate(inflater,container,false)
 
-//        binding.homeAlbumImg01Iv1.setOnClickListener{
-//            setFragmentResult("TitleInfo", bundleOf("title" to binding.titleLilac.text.toString()))
-//            setFragmentResult("SingerInfo", bundleOf("singer" to binding.singerIu.text.toString()))
-//            (context as MainActivity).supportFragmentManager.beginTransaction().replace(R.id.main_frm,AlbumFragment()).commitAllowingStateLoss()
-//        }
-
-        albumDatas.apply{
-            add(Album("Butter","방탄소년단(BTS)",R.drawable.img_album_exp))
-            add(Album("Lilac","아이유(IU)",R.drawable.img_album_exp2))
-            add(Album("Next Level","에스파(AESPA)",R.drawable.img_album_exp3))
-            add(Album("Boy with Luv","방탄소년단(BTS)",R.drawable.img_album_exp4))
-            add(Album("BBoom BBoom","모모랜드(MOMOLAND)",R.drawable.img_album_exp5))
-            add(Album("Weekend","태연(Tae Yeon)",R.drawable.img_album_exp6))
+        songDB = SongDatabase.getInstance(requireContext())!!
+        albumDatas.addAll(songDB.albumDao().getAlbums())
+        inputDummyAlbums()
+
+        Log.d("HomeFragment", "Album Data Size: ${albumDatas.size}")
+        albumDatas.forEach { album ->
+            Log.d("HomeFragment", "Album: ${album.title}")
         }
 
         val albumRVAdapter = AlbumRVAdapter(albumDatas)
         binding.homeTodayMusicAlbumRv.adapter = albumRVAdapter
-        binding.homeTodayMusicAlbumRv.layoutManager = LinearLayoutManager(context,LinearLayoutManager.HORIZONTAL,false)
+        binding.homeTodayMusicAlbumRv.layoutManager = LinearLayoutManager(requireActivity(),LinearLayoutManager.HORIZONTAL,false)
 
         albumRVAdapter.setMyItemClickListener(object : AlbumRVAdapter.MyItemClickListener{
             override fun onItemClick(album: Album) {
@@ -123,4 +119,49 @@ class HomeFragment : Fragment(), AlbumRVAdapter.CommunicationInterface {
         }, 3000, 3000)
     }
 
+    private fun inputDummyAlbums(){
+        val songDB = SongDatabase.getInstance(requireActivity())!!
+        val songs = songDB.albumDao().getAlbums()
+
+        if (songs.isNotEmpty()) return
+
+        songDB.albumDao().insert(
+            Album(
+                1,
+                "IU 5th Album 'LILAC'",
+                "아이유 (IU)",
+                R.drawable.img_album_exp2
+            )
+        )
+
+        songDB.albumDao().insert(
+            Album(
+                2,
+                "Butter",
+                "방탄소년단 (BTS)",
+                R.drawable.img_album_exp
+            )
+        )
+
+        songDB.albumDao().insert(
+            Album(
+                3,
+                "iScreaM Vol.10: Next Level Remixes",
+                "에스파 (AESPA)",
+                R.drawable.img_album_exp3
+            )
+        )
+
+        songDB.albumDao().insert(
+            Album(
+                4,
+                "Great!",
+                "모모랜드 (MOMOLAND)",
+                R.drawable.img_album_exp5
+            )
+        )
+
+        val songDBData = songDB.albumDao().getAlbums()
+        Log.d("DB data", songDBData.toString())
+    }
 }

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

@@ -1,33 +1,34 @@
 package com.example.umc_6th
 
+import android.annotation.SuppressLint
 import android.util.SparseBooleanArray
 import android.view.LayoutInflater
 import android.view.ViewGroup
 import androidx.recyclerview.widget.RecyclerView
 import androidx.recyclerview.widget.RecyclerView.Recycler
 import com.example.umc_6th.databinding.ItemLockerAlbumBinding
 
-class LockerAlbumRVAdapter (private var albumList: ArrayList<Album>) : RecyclerView.Adapter<LockerAlbumRVAdapter.ViewHolder>(){
+class LockerAlbumRVAdapter () : RecyclerView.Adapter<LockerAlbumRVAdapter.ViewHolder>(){
 
     private val switchStatus = SparseBooleanArray()
-    private lateinit var itemClickListener : OnItemClickListener
+    private val songs = ArrayList<Song>()
 
     override fun onCreateViewHolder(
         parent: ViewGroup,
         viewType: Int
     ): LockerAlbumRVAdapter.ViewHolder {
-        val binding: ItemLockerAlbumBinding = ItemLockerAlbumBinding.inflate(LayoutInflater.from(parent.context),parent,false)
+        val binding: ItemLockerAlbumBinding = ItemLockerAlbumBinding
+            .inflate(LayoutInflater.from(parent.context),parent,false)
+
         return ViewHolder(binding)
     }
 
     override fun onBindViewHolder(holder: LockerAlbumRVAdapter.ViewHolder, position: Int) {
-        holder.bind(albumList[position])
-        holder.itemView.setOnClickListener {
-            itemClickListener.onItemClick(albumList[position])
-        }
+        holder.bind(songs[position])
 
         holder.binding.itemLockerAlbumMoreIv.setOnClickListener {
-            itemClickListener.onRemoveAlbum(position)
+            itemClickListener.onRemoveAlbum(songs[position].id)
+            removeSong(position) // 화면에서 아이템 제거
         }
 
         val switch = holder.binding.switchRV
@@ -43,34 +44,39 @@ class LockerAlbumRVAdapter (private var albumList: ArrayList<Album>) : RecyclerV
         }
     }
 
+    override fun getItemCount(): Int  = songs.size
+
+    inner class ViewHolder(val binding:ItemLockerAlbumBinding) : RecyclerView.ViewHolder(binding.root){
+        fun bind(song: Song){
+            binding.itemLockerAlbumTitleTv.text = song.title
+            binding.itemLockerAlbumSingerTv.text = song.singer
+            binding.itemLockerAlbumCoverImgIv.setImageResource(song.coverImg!!)
+        }
+    }
+
     interface OnItemClickListener {
-        fun onItemClick(album : Album)
-        fun onRemoveAlbum(position: Int) {
+        fun onRemoveAlbum(SongId: Int) {
         }
     }
 
+    private lateinit var itemClickListener: OnItemClickListener
 
     fun setItemClickListener(onItemClickListener: OnItemClickListener) {
         this.itemClickListener = onItemClickListener
     }
 
-    fun addItem(album: Album){
-        albumList.add(album)
+    @SuppressLint("NotifyDataSetChanged")
+    fun addSongs(songs: ArrayList<Song>){
+        this.songs.clear()
+        this.songs.addAll(songs)
+
         notifyDataSetChanged()
     }
 
-    fun removeItem(position: Int){
-        albumList.removeAt(position)
+    @SuppressLint("NotifyDataSetChanged")
+    private fun removeSong(position: Int){
+        songs.removeAt(position)
         notifyDataSetChanged()
     }
 
-    override fun getItemCount(): Int  = albumList.size
-
-    inner class ViewHolder(val binding:ItemLockerAlbumBinding) : RecyclerView.ViewHolder(binding.root){
-        fun bind(album: Album){
-            binding.itemLockerAlbumTitleTv.text = album.title
-            binding.itemLockerAlbumSingerTv.text = album.singer
-            binding.itemLockerAlbumCoverImgIv.setImageResource(album.coverImg!!)
-        }
-    }
 }