[simba/#38] feat:: 회원가입, 로그인 구현2

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

@@ -23,4 +23,16 @@ interface AlbumDao {
     @Query("SELECT * FROM AlbumTable WHERE id = :id")
     fun getAlbum(id : Int): Album
 
+    @Insert
+    fun likeAlbum(like : Like)
+
+    @Query("select id from LikeTable where userId =:userId and albumId = :albumId")
+    fun isLikedAlbum(userId : Int, albumId : Int) : Int?
+
+    @Query("delete from LikeTable where userId =:userId and albumId = :albumId")
+    fun dislikedAlbum(userId : Int, albumId : Int)
+
+    @Query("select at.* from LikeTable as lt left join AlbumTable as at on lt.albumId = at.id where lt.userId = :userId")
+    fun getLikedAlbums(userId : Int) : List<Album>
+
 }

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

@@ -5,6 +5,7 @@ import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
 import android.widget.Toast
+import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
 import androidx.fragment.app.setFragmentResultListener
 import com.example.umc_6th.databinding.FragmentAlbumBinding
@@ -18,7 +19,9 @@ class AlbumFragment : Fragment() {
     lateinit var binding : FragmentAlbumBinding
     private var gson : Gson = Gson()
 
+    private var isLiked : Boolean = false
     private  val information = arrayListOf("수록곡","상세정보","영상")
+
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
@@ -28,14 +31,18 @@ class AlbumFragment : Fragment() {
 
         val albumJson = arguments?.getString("album")
         val album = gson.fromJson(albumJson, Album::class.java)
+        isLiked = isLikedAlbum(album.id)
         setInit(album)
+        setOnClickListener(album)
 
         binding.albumBackIv.setOnClickListener{
             (context as MainActivity).supportFragmentManager.beginTransaction().
             replace(R.id.main_frm,HomeFragment()).
             commitAllowingStateLoss()
         }
 
+
+
         val albumAdapter = AlbumVPAdapter(this)
         binding.albumContentVp.adapter = albumAdapter
 
@@ -84,4 +91,46 @@ class AlbumFragment : Fragment() {
         binding.albumSingerNameTv.text = album.singer.toString()
     }
 
+    private fun getJwt() : Int {
+        val spf = requireActivity().getSharedPreferences("auth", AppCompatActivity.MODE_PRIVATE)
+        return spf.getInt("jwt", 0)
+    }
+
+    private fun likeAlbum(userId : Int, albumId : Int) {
+        val songDB = SongDatabase.getInstance(requireActivity())!!
+        val like = Like(userId, albumId)
+
+        songDB.albumDao().likeAlbum(like)
+    }
+
+    private fun isLikedAlbum(albumId : Int) : Boolean {
+        val songDB = SongDatabase.getInstance(requireActivity())!!
+        val userId = getJwt()
+
+        val likeId : Int? = songDB.albumDao().isLikedAlbum(userId, albumId)
+        return likeId != null
+    }
+
+    private fun disLikeAlbum(albumId : Int) {
+        val songDB = SongDatabase.getInstance(requireActivity())!!
+        val userId = getJwt()
+
+        songDB.albumDao().dislikedAlbum(userId, albumId)
+    }
+
+    private fun setOnClickListener(album : Album) {
+        val userId = getJwt()
+        binding.albumLikeIv.setOnClickListener {
+            if(isLiked) {
+                binding.albumLikeIv.setImageResource(R.drawable.ic_my_like_off)
+                disLikeAlbum(album.id)
+            }
+
+            else {
+                binding.albumLikeIv.setImageResource((R.drawable.ic_my_like_on))
+                likeAlbum(userId, album.id)
+            }
+        }
+
+    }
 }

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

@@ -0,0 +1,12 @@
+package com.example.umc_6th
+
+import androidx.room.Entity
+import androidx.room.PrimaryKey
+
+@Entity(tableName = "LikeTable")
+data class Like(
+    var userId : Int,
+    var albumId : Int
+){
+    @PrimaryKey(autoGenerate = true) var id : Int = 0
+}

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

@@ -1,23 +1,58 @@
 package com.example.umc_6th
 
 import android.os.Bundle
+import android.util.Log
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import androidx.appcompat.app.AppCompatActivity
 import androidx.fragment.app.Fragment
+import androidx.recyclerview.widget.LinearLayoutManager
 import com.example.umc_6th.databinding.FragmentLockerSavedalbumBinding
 
 class SavedAlbumFragment : Fragment() {
 
     lateinit var binding: FragmentLockerSavedalbumBinding
+    lateinit var albumDB: SongDatabase
 
     override fun onCreateView(
         inflater: LayoutInflater,
         container: ViewGroup?,
         savedInstanceState: Bundle?
     ): View? {
         binding = FragmentLockerSavedalbumBinding.inflate(inflater,container,false)
+
+        albumDB = SongDatabase.getInstance(requireContext())!!
+
         return binding.root
     }
+    override fun onStart() {
+        super.onStart()
+        initRecyclerview()
+    }
+
+    private fun initRecyclerview(){
+        binding.lockerSavedSongRecyclerView.layoutManager = LinearLayoutManager(context, LinearLayoutManager.VERTICAL, false)
+
+        val albumRVAdapter = SavedAlbumRVAdapter()
+        //리스너 객체 생성 및 전달
+
+        albumRVAdapter.setMyItemClickListener(object : SavedAlbumRVAdapter.MyItemClickListener{
+            override fun onRemoveSong(songId: Int) {
+                albumDB.albumDao().getLikedAlbums(getJwt())
+            }
+        })
 
+        binding.lockerSavedSongRecyclerView.adapter = albumRVAdapter
+
+        albumRVAdapter.addAlbums(albumDB.albumDao().getLikedAlbums(getJwt()) as ArrayList)
+    }
+
+    private fun getJwt() : Int {
+        val spf = activity?.getSharedPreferences("auth" , AppCompatActivity.MODE_PRIVATE)
+        val jwt = spf!!.getInt("jwt", 0)
+        Log.d("MAIN_ACT/GET_JWT", "jwt_token: $jwt")
+
+        return jwt
+    }
 }

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

@@ -0,0 +1,60 @@
+package com.example.umc_6th
+
+import android.annotation.SuppressLint
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import com.example.umc_6th.databinding.ItemLockerAlbumBinding
+
+
+class SavedAlbumRVAdapter (): RecyclerView.Adapter<SavedAlbumRVAdapter.ViewHolder>() {
+    private val albums = ArrayList<Album>()
+
+    interface MyItemClickListener{
+        fun onRemoveSong(songId: Int)
+    }
+
+    private lateinit var mItemClickListener: MyItemClickListener
+
+    fun setMyItemClickListener(itemClickListener: MyItemClickListener){
+        mItemClickListener = itemClickListener
+    }
+
+    override fun onCreateViewHolder(viewGroup: ViewGroup, viewType: Int): SavedAlbumRVAdapter.ViewHolder {
+        val binding: ItemLockerAlbumBinding = ItemLockerAlbumBinding.inflate(LayoutInflater.from(viewGroup.context), viewGroup, false)
+
+        return ViewHolder(binding)
+    }
+
+    override fun onBindViewHolder(holder: SavedAlbumRVAdapter.ViewHolder, position: Int) {
+        holder.bind(albums[position])
+        holder.binding.itemLockerAlbumMoreIv.setOnClickListener {
+            mItemClickListener.onRemoveSong(albums[position].id)
+            removeSong(position)
+        }
+    }
+
+    override fun getItemCount(): Int = albums.size
+
+    @SuppressLint("NotifyDataSetChanged")
+    fun addAlbums(albums: ArrayList<Album>) {
+        this.albums.clear()
+        this.albums.addAll(albums)
+
+        notifyDataSetChanged()
+    }
+
+    fun removeSong(position: Int){
+        albums.removeAt(position)
+        notifyDataSetChanged()
+    }
+
+    inner class ViewHolder(val binding: ItemLockerAlbumBinding) : RecyclerView.ViewHolder(binding.root){
+        fun bind(album: Album){
+            binding.itemLockerAlbumCoverImgIv.setImageResource(album.coverImg!!)
+            binding.itemLockerAlbumTitleTv.text = album.title
+            binding.itemLockerAlbumSingerTv.text = album.singer
+        }
+    }
+
+}

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

@@ -5,7 +5,7 @@ import androidx.room.Database
 import androidx.room.Room
 import androidx.room.RoomDatabase
 
-@Database(entities = [Song::class, Album::class, User::class], version = 1)
+@Database(entities = [Song::class, Album::class, User::class,Like::class], version = 1)
 abstract class SongDatabase: RoomDatabase() {
     abstract fun songDao(): SongDao
     abstract fun albumDao() : AlbumDao

UMC_6th/app/src/main/res/layout/fragment_locker_savedalbum.xml

@@ -1,17 +1,18 @@
 <?xml version="1.0" encoding="utf-8"?>
-<androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
+<androidx.constraintlayout.widget.ConstraintLayout
+    xmlns:android="http://schemas.android.com/apk/res/android"
+    xmlns:app="http://schemas.android.com/apk/res-auto"
+    xmlns:tools="http://schemas.android.com/tools"
     android:layout_width="match_parent"
-    android:layout_height="match_parent"
-    xmlns:app="http://schemas.android.com/apk/res-auto">
+    android:layout_height="match_parent">
 
-    <TextView
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/locker_savedSong_recyclerView"
         android:layout_width="match_parent"
-        android:layout_height="wrap_content"
-        android:text="저장한 앨범이 없습니다."
-        android:textSize="30sp"
-        app:layout_constraintTop_toTopOf="parent"
-        app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintStart_toStartOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"/>
+        android:layout_height="match_parent"
+        tools:listitem="@layout/item_locker_album"
+        android:overScrollMode="never"
+        android:orientation="vertical"
+        app:layoutManager="androidx.recyclerview.widget.LinearLayoutManager"/>
 
 </androidx.constraintlayout.widget.ConstraintLayout>