재생 목록 수정 페이지 추가

app/src/main/AndroidManifest.xml

@@ -147,6 +147,7 @@
         <activity android:name=".audio_content.series.content.SeriesContentAllActivity" />
         <activity android:name=".audio_content.playlist.detail.AudioContentPlaylistDetailActivity" />
         <activity android:name=".audio_content.playlist.create.AudioContentPlaylistCreateActivity" />
+        <activity android:name=".audio_content.playlist.modify.AudioContentPlaylistModifyActivity" />
         <activity android:name=".audio_content.box.AudioContentBoxActivity" />
 
         <activity android:name=".mypage.alarm.AlarmListActivity" />

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/AudioContentPlaylistRepository.kt

@@ -1,6 +1,7 @@
 package kr.co.vividnext.sodalive.audio_content.playlist
 
 import kr.co.vividnext.sodalive.audio_content.playlist.create.CreatePlaylistRequest
+import kr.co.vividnext.sodalive.audio_content.playlist.modify.UpdatePlaylistRequest
 
 class AudioContentPlaylistRepository(private val api: PlaylistApi) {
     fun getPlaylistList(token: String) = api.getPlaylistList(authHeader = token)
@@ -25,4 +26,14 @@ class AudioContentPlaylistRepository(private val api: PlaylistApi) {
         id = playlistId,
         authHeader = token
     )
+
+    fun updatePlaylist(
+        playlistId: Long,
+        request: UpdatePlaylistRequest,
+        token: String
+    ) = api.updatePlaylist(
+        id = playlistId,
+        request = request,
+        authHeader = token
+    )
 }

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/PlaylistApi.kt

@@ -3,12 +3,14 @@ package kr.co.vividnext.sodalive.audio_content.playlist
 import io.reactivex.rxjava3.core.Single
 import kr.co.vividnext.sodalive.audio_content.playlist.create.CreatePlaylistRequest
 import kr.co.vividnext.sodalive.audio_content.playlist.detail.GetPlaylistDetailResponse
+import kr.co.vividnext.sodalive.audio_content.playlist.modify.UpdatePlaylistRequest
 import kr.co.vividnext.sodalive.common.ApiResponse
 import retrofit2.http.Body
 import retrofit2.http.DELETE
 import retrofit2.http.GET
 import retrofit2.http.Header
 import retrofit2.http.POST
+import retrofit2.http.PUT
 import retrofit2.http.Path
 
 interface PlaylistApi {
@@ -34,4 +36,11 @@ interface PlaylistApi {
         @Path("id") id: Long,
         @Header("Authorization") authHeader: String
     ): Single<ApiResponse<Any>>
+
+    @PUT("/audio-content/playlist/{id}")
+    fun updatePlaylist(
+        @Path("id") id: Long,
+        @Body request: UpdatePlaylistRequest,
+        @Header("Authorization") authHeader: String
+    ): Single<ApiResponse<Any>>
 }

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/create/AudioContentPlaylistCreateActivity.kt

@@ -12,6 +12,7 @@ import com.jakewharton.rxbinding4.widget.textChanges
 import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
 import io.reactivex.rxjava3.schedulers.Schedulers
 import kr.co.vividnext.sodalive.audio_content.playlist.create.add_content.PlaylistAddContentDialogFragment
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
 import kr.co.vividnext.sodalive.base.BaseActivity
 import kr.co.vividnext.sodalive.common.LoadingDialog
 import kr.co.vividnext.sodalive.databinding.ActivityAudioContentPlaylistCreateBinding
@@ -29,15 +30,33 @@ class AudioContentPlaylistCreateActivity : BaseActivity<ActivityAudioContentPlay
     private lateinit var adapter: AudioContentPlaylistCreateContentAdapter
 
     private val addContentDialogFragment: PlaylistAddContentDialogFragment by lazy {
-        PlaylistAddContentDialogFragment(viewModel.contentList) { item, isChecked ->
+        PlaylistAddContentDialogFragment(screenWidth, viewModel.contentList) { item, isChecked ->
             when {
                 isChecked -> {
-                    viewModel.addContentId(item)
+                    viewModel.addContentId(
+                        AudioContentPlaylistContent(
+                            id = item.contentId,
+                            title = item.title,
+                            category = item.themeStr,
+                            coverUrl = item.coverImageUrl,
+                            duration = item.duration ?: "00:00:00",
+                            creatorNickname = item.creatorNickname
+                        )
+                    )
                     return@PlaylistAddContentDialogFragment true
                 }
 
                 !isChecked -> {
-                    viewModel.removeContentId(item)
+                    viewModel.removeContentId(
+                        AudioContentPlaylistContent(
+                            id = item.contentId,
+                            title = item.title,
+                            category = item.themeStr,
+                            coverUrl = item.coverImageUrl,
+                            duration = item.duration ?: "00:00:00",
+                            creatorNickname = item.creatorNickname
+                        )
+                    )
                     return@PlaylistAddContentDialogFragment true
                 }
 

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/create/AudioContentPlaylistCreateContentAdapter.kt

@@ -7,26 +7,26 @@ import androidx.recyclerview.widget.RecyclerView
 import coil.load
 import coil.transform.RoundedCornersTransformation
 import kr.co.vividnext.sodalive.R
-import kr.co.vividnext.sodalive.audio_content.order.GetAudioContentOrderListItem
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
 import kr.co.vividnext.sodalive.databinding.ItemPlaylistCreateContentBinding
 import kr.co.vividnext.sodalive.extensions.dpToPx
 
 class AudioContentPlaylistCreateContentAdapter :
     RecyclerView.Adapter<AudioContentPlaylistCreateContentAdapter.ViewHolder>() {
-    private val items = mutableListOf<GetAudioContentOrderListItem>()
+    private val items = mutableListOf<AudioContentPlaylistContent>()
 
     inner class ViewHolder(
         private val binding: ItemPlaylistCreateContentBinding
     ) : RecyclerView.ViewHolder(binding.root) {
-        fun bind(item: GetAudioContentOrderListItem) {
+        fun bind(item: AudioContentPlaylistContent) {
-            binding.ivCover.load(item.coverImageUrl) {
+            binding.ivCover.load(item.coverUrl) {
                 crossfade(true)
                 placeholder(R.drawable.bg_placeholder)
                 transformations(RoundedCornersTransformation(5.3f.dpToPx()))
             }
 
             binding.tvTitle.text = item.title
-            binding.tvTheme.text = item.themeStr
+            binding.tvTheme.text = item.category
             binding.tvDuration.text = item.duration
         }
     }
@@ -46,7 +46,7 @@ class AudioContentPlaylistCreateContentAdapter :
     override fun getItemCount() = items.size
 
     @SuppressLint("NotifyDataSetChanged")
-    fun updateItems(items: List<GetAudioContentOrderListItem>) {
+    fun updateItems(items: List<AudioContentPlaylistContent>) {
         this.items.clear()
         this.items.addAll(items)
         notifyDataSetChanged()

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/create/AudioContentPlaylistCreateViewModel.kt

@@ -6,6 +6,7 @@ import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
 import io.reactivex.rxjava3.schedulers.Schedulers
 import kr.co.vividnext.sodalive.audio_content.order.GetAudioContentOrderListItem
 import kr.co.vividnext.sodalive.audio_content.playlist.AudioContentPlaylistRepository
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
 import kr.co.vividnext.sodalive.base.BaseViewModel
 import kr.co.vividnext.sodalive.common.SharedPreferenceManager
 
@@ -16,25 +17,25 @@ class AudioContentPlaylistCreateViewModel(
     val toastLiveData: LiveData<String?>
         get() = _toastLiveData
 
-    private val _contentListLiveData = MutableLiveData<List<GetAudioContentOrderListItem>>()
+    private val _contentListLiveData = MutableLiveData<List<AudioContentPlaylistContent>>()
-    val contentListLiveData: LiveData<List<GetAudioContentOrderListItem>>
+    val contentListLiveData: LiveData<List<AudioContentPlaylistContent>>
         get() = _contentListLiveData
 
     private var _isLoading = MutableLiveData(false)
     val isLoading: LiveData<Boolean>
         get() = _isLoading
 
-    val contentList = mutableListOf<GetAudioContentOrderListItem>()
+    val contentList = mutableListOf<AudioContentPlaylistContent>()
 
     var title: String = ""
     var desc: String = ""
 
-    fun addContentId(item: GetAudioContentOrderListItem) {
+    fun addContentId(item: AudioContentPlaylistContent) {
         contentList.add(item)
         _contentListLiveData.value = contentList
     }
 
-    fun removeContentId(item: GetAudioContentOrderListItem) {
+    fun removeContentId(item: AudioContentPlaylistContent) {
         contentList.remove(item)
         _contentListLiveData.value = contentList
     }
@@ -43,7 +44,7 @@ class AudioContentPlaylistCreateViewModel(
         if (validate()) {
             _isLoading.value = true
             val contentIdAndOrderList = contentList.mapIndexed { index, item ->
-                PlaylistContentIdAndOrder(item.contentId, index + 1)
+                PlaylistContentIdAndOrder(item.id, index + 1)
             }
 
             compositeDisposable.add(

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/create/add_content/PlaylistAddContentDialogFragment.kt

@@ -18,14 +18,15 @@ import com.google.android.material.bottomsheet.BottomSheetDialogFragment
 import kr.co.vividnext.sodalive.audio_content.order.AudioContentOrderListViewModel
 import kr.co.vividnext.sodalive.audio_content.order.GetAudioContentOrderListItem
 import kr.co.vividnext.sodalive.audio_content.order.OrderType
-import kr.co.vividnext.sodalive.audio_content.playlist.create.AudioContentPlaylistCreateActivity
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
 import kr.co.vividnext.sodalive.common.LoadingDialog
 import kr.co.vividnext.sodalive.databinding.FragmentPlaylistAddContentBinding
 import kr.co.vividnext.sodalive.extensions.dpToPx
 import org.koin.android.ext.android.inject
 
 class PlaylistAddContentDialogFragment(
-    private val selectedContentIdList: List<GetAudioContentOrderListItem>,
+    private val screenWidth: Int,
+    private val selectedContentList: List<AudioContentPlaylistContent>,
     private val onItemClick: (GetAudioContentOrderListItem, Boolean) -> Boolean
 ) : BottomSheetDialogFragment() {
 
@@ -86,7 +87,7 @@ class PlaylistAddContentDialogFragment(
 
         loadingDialog = LoadingDialog(requireActivity(), layoutInflater)
         adapter = PlaylistAddContentAdapter(
-            selectedContentIdList.map { it.contentId }.toSet(),
+            selectedContentList.map { it.id }.toSet(),
             onItemClick
         )
 
@@ -157,7 +158,7 @@ class PlaylistAddContentDialogFragment(
         viewModel.isLoading.observe(viewLifecycleOwner) {
             if (it) {
                 loadingDialog.show(
-                    (requireActivity() as AudioContentPlaylistCreateActivity).screenWidth,
+                    screenWidth,
                     ""
                 )
             } else {

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/detail/AudioContentPlaylistDetailActivity.kt

@@ -1,14 +1,17 @@
 package kr.co.vividnext.sodalive.audio_content.playlist.detail
 
 import android.annotation.SuppressLint
+import android.content.Intent
 import android.graphics.Rect
 import android.os.Bundle
 import android.view.View
 import android.widget.ImageView
 import android.widget.Toast
+import androidx.activity.result.contract.ActivityResultContracts
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import coil.load
+import kr.co.vividnext.sodalive.audio_content.playlist.modify.AudioContentPlaylistModifyActivity
 import kr.co.vividnext.sodalive.base.BaseActivity
 import kr.co.vividnext.sodalive.base.SodaDialog
 import kr.co.vividnext.sodalive.common.Constants
@@ -28,6 +31,14 @@ class AudioContentPlaylistDetailActivity : BaseActivity<ActivityAudioContentPlay
 
     private var playlistId: Long = 0
 
+    private val modifyPlaylistResult = registerForActivityResult(
+        ActivityResultContracts.StartActivityForResult()
+    ) { result ->
+        if (result.resultCode == RESULT_OK) {
+            viewModel.getPlaylistDetail(playlistId)
+        }
+    }
+
     override fun onCreate(savedInstanceState: Bundle?) {
         playlistId = intent.getLongExtra(Constants.EXTRA_AUDIO_CONTENT_PLAYLIST_ID, 0)
         super.onCreate(savedInstanceState)
@@ -87,7 +98,19 @@ class AudioContentPlaylistDetailActivity : BaseActivity<ActivityAudioContentPlay
         binding.llPlay.setOnClickListener { }
         binding.llShuffle.setOnClickListener { }
         binding.tvBack.setOnClickListener { finish() }
-        binding.ivEdit.setOnClickListener { }
+        binding.ivEdit.setOnClickListener {
+            modifyPlaylistResult.launch(
+                Intent(
+                    applicationContext,
+                    AudioContentPlaylistModifyActivity::class.java
+                ).apply {
+                    putExtra(
+                        Constants.EXTRA_AUDIO_CONTENT_PLAYLIST_ID,
+                        playlistId
+                    )
+                }
+            )
+        }
         binding.ivMore.setOnClickListener {
             val notifyFragment = AudioContentPlaylistDetailNotifyFragment {
                 SodaDialog(

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/modify/AudioContentPlaylistModifyActivity.kt

@@ -0,0 +1,236 @@
+package kr.co.vividnext.sodalive.audio_content.playlist.modify
+
+import android.annotation.SuppressLint
+import android.app.Service
+import android.graphics.Rect
+import android.os.Bundle
+import android.os.Handler
+import android.os.Looper
+import android.view.View
+import android.view.inputmethod.InputMethodManager
+import androidx.recyclerview.widget.LinearLayoutManager
+import androidx.recyclerview.widget.RecyclerView
+import com.jakewharton.rxbinding4.widget.textChanges
+import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
+import io.reactivex.rxjava3.schedulers.Schedulers
+import kr.co.vividnext.sodalive.audio_content.playlist.create.add_content.PlaylistAddContentDialogFragment
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
+import kr.co.vividnext.sodalive.base.BaseActivity
+import kr.co.vividnext.sodalive.common.Constants
+import kr.co.vividnext.sodalive.common.LoadingDialog
+import kr.co.vividnext.sodalive.databinding.ActivityAudioContentPlaylistModifyBinding
+import kr.co.vividnext.sodalive.extensions.dpToPx
+import org.koin.android.ext.android.inject
+
+class AudioContentPlaylistModifyActivity : BaseActivity<ActivityAudioContentPlaylistModifyBinding>(
+    ActivityAudioContentPlaylistModifyBinding::inflate
+) {
+
+    private val viewModel: AudioContentPlaylistModifyViewModel by inject()
+
+    private lateinit var imm: InputMethodManager
+    private lateinit var loadingDialog: LoadingDialog
+    private lateinit var adapter: AudioContentPlaylistModifyContentAdapter
+
+    private var playlistId: Long = 0
+    private val handler = Handler(Looper.getMainLooper())
+
+    private val addContentDialogFragment: PlaylistAddContentDialogFragment by lazy {
+        PlaylistAddContentDialogFragment(screenWidth, viewModel.contentList) { item, isChecked ->
+            when {
+                isChecked -> {
+                    viewModel.addContentId(
+                        AudioContentPlaylistContent(
+                            id = item.contentId,
+                            title = item.title,
+                            category = item.themeStr,
+                            coverUrl = item.coverImageUrl,
+                            duration = item.duration ?: "00:00:00",
+                            creatorNickname = item.creatorNickname
+                        )
+                    )
+                    return@PlaylistAddContentDialogFragment true
+                }
+
+                !isChecked -> {
+                    viewModel.removeContentId(
+                        AudioContentPlaylistContent(
+                            id = item.contentId,
+                            title = item.title,
+                            category = item.themeStr,
+                            coverUrl = item.coverImageUrl,
+                            duration = item.duration ?: "00:00:00",
+                            creatorNickname = item.creatorNickname
+                        )
+                    )
+                    return@PlaylistAddContentDialogFragment true
+                }
+
+                else -> {
+                    return@PlaylistAddContentDialogFragment false
+                }
+            }
+        }
+    }
+
+    override fun onCreate(savedInstanceState: Bundle?) {
+        playlistId = intent.getLongExtra(Constants.EXTRA_AUDIO_CONTENT_PLAYLIST_ID, 0)
+        super.onCreate(savedInstanceState)
+
+        if (playlistId <= 0) {
+            showToast("잘못된 요청입니다.")
+            finish()
+        }
+
+        imm = getSystemService(
+            Service.INPUT_METHOD_SERVICE
+        ) as InputMethodManager
+
+        bindData()
+        viewModel.getPlaylistDetail(playlistId)
+    }
+
+    override fun setupView() {
+        binding.tvBack.text = "재생목록 수정"
+        binding.tvBack.setOnClickListener { finish() }
+
+        loadingDialog = LoadingDialog(this, layoutInflater)
+
+        binding.tvAddContent.setOnClickListener {
+            hideKeyboard()
+            if (addContentDialogFragment.isAdded) return@setOnClickListener
+            addContentDialogFragment.show(supportFragmentManager, addContentDialogFragment.tag)
+        }
+
+        binding.tvModify.setOnClickListener {
+            hideKeyboard()
+            viewModel.modifyPlaylist {
+                setResult(RESULT_OK)
+                finish()
+            }
+        }
+
+        adapter = AudioContentPlaylistModifyContentAdapter()
+
+        val recyclerView = binding.rvPlaylistContent
+        recyclerView.setHasFixedSize(true)
+        recyclerView.layoutManager = LinearLayoutManager(
+            this,
+            LinearLayoutManager.VERTICAL,
+            false
+        )
+        recyclerView.addItemDecoration(object : RecyclerView.ItemDecoration() {
+            override fun getItemOffsets(
+                outRect: Rect,
+                view: View,
+                parent: RecyclerView,
+                state: RecyclerView.State
+            ) {
+                super.getItemOffsets(outRect, view, parent, state)
+
+                outRect.left = 13.3f.dpToPx().toInt()
+                outRect.right = 13.3f.dpToPx().toInt()
+
+                when (parent.getChildAdapterPosition(view)) {
+                    0 -> {
+                        outRect.top = 13.3f.dpToPx().toInt()
+                        outRect.bottom = 6.7f.dpToPx().toInt()
+                    }
+
+                    adapter.itemCount - 1 -> {
+                        outRect.top = 6.7f.dpToPx().toInt()
+                        outRect.bottom = 13.3f.dpToPx().toInt()
+                    }
+
+                    else -> {
+                        outRect.top = 6.7f.dpToPx().toInt()
+                        outRect.bottom = 6.7f.dpToPx().toInt()
+                    }
+                }
+            }
+        })
+
+        recyclerView.adapter = adapter
+    }
+
+    private fun bindData() {
+        viewModel.toastLiveData.observe(this) {
+            it?.let { showToast(it) }
+        }
+
+        viewModel.isLoading.observe(this) {
+            if (it) {
+                loadingDialog.show(screenWidth, "")
+            } else {
+                loadingDialog.dismiss()
+            }
+        }
+
+        viewModel.contentListLiveData.observe(this) {
+            adapter.updateItems(it)
+        }
+
+        viewModel.detailResponseLiveData.observe(this) {
+            binding.etTitle.setText(it.title)
+            binding.etDesc.setText(it.desc)
+            adapter.updateItems(it.contentList)
+        }
+
+        compositeDisposable.add(
+            binding.etTitle.textChanges()
+                .map { it.toString() }
+                .distinctUntilChanged()
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe {
+                    if (it.length > 30) {
+                        val truncated = it.take(30)
+                        binding.etTitle.setText(truncated)
+                        binding.etTitle.setSelection(truncated.length)
+                        setTitle(truncated)
+                    } else {
+                        setTitle(it)
+                    }
+                }
+        )
+
+        compositeDisposable.add(
+            binding.etDesc.textChanges()
+                .map { it.toString() }
+                .distinctUntilChanged()
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe {
+                    if (it.length > 40) {
+                        val truncated = it.take(40)
+                        binding.etDesc.setText(truncated)
+                        binding.etDesc.setSelection(truncated.length)
+                        setDesc(truncated)
+                    } else {
+                        setDesc(it)
+                    }
+                }
+        )
+    }
+
+    @SuppressLint("SetTextI18n")
+    private fun setTitle(title: String) {
+        binding.tvTitleLength.text = "${title.length}/30"
+        viewModel.title = title
+    }
+
+    @SuppressLint("SetTextI18n")
+    private fun setDesc(desc: String) {
+        binding.tvDescLength.text = "${desc.length}/40"
+        viewModel.desc = desc
+    }
+
+    private fun hideKeyboard() {
+        handler.postDelayed({
+            imm.hideSoftInputFromWindow(
+                window.decorView.applicationWindowToken,
+                InputMethodManager.HIDE_NOT_ALWAYS
+            )
+        }, 100)
+    }
+}

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/modify/AudioContentPlaylistModifyContentAdapter.kt

@@ -0,0 +1,57 @@
+package kr.co.vividnext.sodalive.audio_content.playlist.modify
+
+import android.annotation.SuppressLint
+import android.view.LayoutInflater
+import android.view.ViewGroup
+import androidx.recyclerview.widget.RecyclerView
+import coil.load
+import coil.transform.RoundedCornersTransformation
+import kr.co.vividnext.sodalive.R
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
+import kr.co.vividnext.sodalive.databinding.ItemPlaylistCreateContentBinding
+import kr.co.vividnext.sodalive.extensions.dpToPx
+
+class AudioContentPlaylistModifyContentAdapter :
+    RecyclerView.Adapter<AudioContentPlaylistModifyContentAdapter.ViewHolder>() {
+    private val items = mutableListOf<AudioContentPlaylistContent>()
+
+    inner class ViewHolder(
+        private val binding: ItemPlaylistCreateContentBinding
+    ) : RecyclerView.ViewHolder(binding.root) {
+        fun bind(item: AudioContentPlaylistContent) {
+            binding.ivCover.load(item.coverUrl) {
+                crossfade(true)
+                placeholder(R.drawable.bg_placeholder)
+                transformations(RoundedCornersTransformation(5.3f.dpToPx()))
+            }
+
+            binding.tvTitle.text = item.title
+            binding.tvTheme.text = item.category
+            binding.tvDuration.text = item.duration
+        }
+    }
+
+    override fun onCreateViewHolder(parent: ViewGroup, viewType: Int) = ViewHolder(
+        ItemPlaylistCreateContentBinding.inflate(
+            LayoutInflater.from(parent.context),
+            parent,
+            false
+        )
+    )
+
+    override fun onBindViewHolder(
+        holder: ViewHolder,
+        position: Int
+    ) {
+        holder.bind(items[position])
+    }
+
+    override fun getItemCount() = items.size
+
+    @SuppressLint("NotifyDataSetChanged")
+    fun updateItems(items: List<AudioContentPlaylistContent>) {
+        this.items.clear()
+        this.items.addAll(items)
+        notifyDataSetChanged()
+    }
+}

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/modify/AudioContentPlaylistModifyViewModel.kt

@@ -0,0 +1,154 @@
+package kr.co.vividnext.sodalive.audio_content.playlist.modify
+
+import androidx.lifecycle.LiveData
+import androidx.lifecycle.MutableLiveData
+import com.orhanobut.logger.Logger
+import io.reactivex.rxjava3.android.schedulers.AndroidSchedulers
+import io.reactivex.rxjava3.schedulers.Schedulers
+import kr.co.vividnext.sodalive.audio_content.playlist.AudioContentPlaylistRepository
+import kr.co.vividnext.sodalive.audio_content.playlist.create.PlaylistContentIdAndOrder
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistContent
+import kr.co.vividnext.sodalive.audio_content.playlist.detail.GetPlaylistDetailResponse
+import kr.co.vividnext.sodalive.base.BaseViewModel
+import kr.co.vividnext.sodalive.common.SharedPreferenceManager
+
+class AudioContentPlaylistModifyViewModel(
+    private val repository: AudioContentPlaylistRepository
+) : BaseViewModel() {
+    private val _toastLiveData = MutableLiveData<String?>()
+    val toastLiveData: LiveData<String?>
+        get() = _toastLiveData
+
+    private val _contentListLiveData = MutableLiveData<List<AudioContentPlaylistContent>>()
+    val contentListLiveData: LiveData<List<AudioContentPlaylistContent>>
+        get() = _contentListLiveData
+
+    private var _isLoading = MutableLiveData(false)
+    val isLoading: LiveData<Boolean>
+        get() = _isLoading
+
+    private val _detailResponseLiveData = MutableLiveData<GetPlaylistDetailResponse>()
+    val detailResponseLiveData: LiveData<GetPlaylistDetailResponse>
+        get() = _detailResponseLiveData
+
+    val contentList = mutableListOf<AudioContentPlaylistContent>()
+
+    var title: String = ""
+    var desc: String = ""
+    private var playlistId: Long = 0
+
+    fun addContentId(item: AudioContentPlaylistContent) {
+        contentList.add(item)
+        _contentListLiveData.value = contentList
+    }
+
+    fun removeContentId(item: AudioContentPlaylistContent) {
+        contentList.remove(item)
+        _contentListLiveData.value = contentList
+    }
+
+    fun modifyPlaylist(onSuccess: () -> Unit) {
+        if (validate()) {
+            _isLoading.value = true
+            val contentIdAndOrderList = contentList.mapIndexed { index, item ->
+                PlaylistContentIdAndOrder(item.id, index + 1)
+            }
+
+            val request = UpdatePlaylistRequest(
+                title = if (_detailResponseLiveData.value!!.title != title) {
+                    title
+                } else {
+                    null
+                },
+                desc = if (_detailResponseLiveData.value!!.desc != desc) {
+                    desc
+                } else {
+                    null
+                },
+                contentIdAndOrderList = contentIdAndOrderList
+            )
+
+            compositeDisposable.add(
+                repository.updatePlaylist(
+                    playlistId = playlistId,
+                    request = request,
+                    token = "Bearer ${SharedPreferenceManager.token}"
+                )
+                    .subscribeOn(Schedulers.io())
+                    .observeOn(AndroidSchedulers.mainThread())
+                    .subscribe(
+                        {
+                            _isLoading.value = false
+                            if (it.success) {
+                                onSuccess()
+                            } else {
+                                if (it.message != null) {
+                                    _toastLiveData.value = it.message
+                                } else {
+                                    _toastLiveData.value = "알 수 없는 오류가 발생했습니다. 다시 시도해 주세요."
+                                }
+                            }
+                        },
+                        {
+                            _isLoading.value = false
+                            if (it.message != null) {
+                                _toastLiveData.value = it.message
+                            } else {
+                                _toastLiveData.value = "알 수 없는 오류가 발생했습니다. 다시 시도해 주세요."
+                            }
+                        }
+                    )
+            )
+        }
+    }
+
+    private fun validate(): Boolean {
+        if (title.isBlank() || title.length < 3) {
+            _toastLiveData.value = "제목을 3자 이상 입력하세요"
+            return false
+        }
+
+        if (contentList.isEmpty()) {
+            _toastLiveData.value = "콘텐츠를 1개 이상 추가하세요"
+            return false
+        }
+
+        return true
+    }
+
+    fun getPlaylistDetail(playlistId: Long) {
+        this.playlistId = playlistId
+        _isLoading.value = true
+        compositeDisposable.add(
+            repository.getPlaylistDetail(
+                playlistId = playlistId,
+                token = "Bearer ${SharedPreferenceManager.token}"
+            )
+                .subscribeOn(Schedulers.io())
+                .observeOn(AndroidSchedulers.mainThread())
+                .subscribe(
+                    {
+                        if (it.success && it.data != null) {
+                            val data = it.data
+                            _detailResponseLiveData.value = data!!
+                            this.contentList.addAll(data.contentList)
+                        } else {
+                            if (it.message != null) {
+                                _toastLiveData.postValue(it.message)
+                            } else {
+                                _toastLiveData.postValue(
+                                    "알 수 없는 오류가 발생했습니다. 다시 시도해 주세요."
+                                )
+                            }
+                        }
+                        _isLoading.value = false
+                    },
+                    {
+                        _isLoading.value = false
+                        it.message?.let { message -> Logger.e(message) }
+                        _toastLiveData.postValue("알 수 없는 오류가 발생했습니다. 다시 시도해 주세요.")
+                    }
+                )
+        )
+    }
+}

app/src/main/java/kr/co/vividnext/sodalive/audio_content/playlist/modify/UpdatePlaylistRequest.kt

@@ -0,0 +1,10 @@
+package kr.co.vividnext.sodalive.audio_content.playlist.modify
+
+import com.google.gson.annotations.SerializedName
+import kr.co.vividnext.sodalive.audio_content.playlist.create.PlaylistContentIdAndOrder
+
+data class UpdatePlaylistRequest(
+    @SerializedName("title") val title: String? = null,
+    @SerializedName("desc") val desc: String? = null,
+    @SerializedName("contentIdAndOrderList") val contentIdAndOrderList: List<PlaylistContentIdAndOrder> = emptyList()
+)

app/src/main/java/kr/co/vividnext/sodalive/di/AppDI.kt

@@ -29,6 +29,7 @@ import kr.co.vividnext.sodalive.audio_content.playlist.AudioContentPlaylistListV
 import kr.co.vividnext.sodalive.audio_content.playlist.PlaylistApi
 import kr.co.vividnext.sodalive.audio_content.playlist.create.AudioContentPlaylistCreateViewModel
 import kr.co.vividnext.sodalive.audio_content.playlist.detail.AudioContentPlaylistDetailViewModel
+import kr.co.vividnext.sodalive.audio_content.playlist.modify.AudioContentPlaylistModifyViewModel
 import kr.co.vividnext.sodalive.audio_content.series.SeriesApi
 import kr.co.vividnext.sodalive.audio_content.series.SeriesListAllViewModel
 import kr.co.vividnext.sodalive.audio_content.series.SeriesRepository
@@ -274,6 +275,7 @@ class AppDI(private val context: Context, isDebugMode: Boolean) {
         viewModel { AudioContentPlaylistListViewModel(get()) }
         viewModel { AudioContentPlaylistDetailViewModel(get()) }
         viewModel { AudioContentPlaylistCreateViewModel(get()) }
+        viewModel { AudioContentPlaylistModifyViewModel(get()) }
     }
 
     private val repositoryModule = module {

app/src/main/res/layout/activity_audio_content_playlist_create.xml

@@ -148,7 +148,7 @@
         android:drawablePadding="3.5dp"
         android:fontFamily="@font/gmarket_sans_bold"
         android:gravity="center_vertical"
-        android:text="새로운 콘텐츠 추가"
+        android:text="새로운 콘텐츠 추가/제거"
         android:textColor="@color/color_3bb9f1"
         app:layout_constraintStart_toStartOf="@+id/et_desc"
         app:layout_constraintTop_toBottomOf="@+id/et_desc" />

app/src/main/res/layout/activity_audio_content_playlist_modify.xml

@@ -0,0 +1,167 @@
+<?xml version="1.0" encoding="utf-8"?>
+<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"
+    android:background="@color/black">
+
+    <RelativeLayout
+        android:id="@+id/rl_toolbar"
+        android:layout_width="0dp"
+        android:layout_height="51.7dp"
+        android:background="@color/black"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent">
+
+        <TextView
+            android:id="@+id/tv_back"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentStart="true"
+            android:layout_centerVertical="true"
+            android:drawablePadding="6.7dp"
+            android:ellipsize="end"
+            android:fontFamily="@font/gmarket_sans_bold"
+            android:gravity="center_vertical"
+            android:minHeight="48dp"
+            android:paddingHorizontal="13.3dp"
+            android:text="재생목록 수정"
+            android:textColor="@color/color_eeeeee"
+            android:textSize="18.3sp"
+            app:drawableStartCompat="@drawable/ic_back"
+            tools:ignore="RelativeOverlap" />
+
+        <TextView
+            android:id="@+id/tv_modify"
+            android:layout_width="wrap_content"
+            android:layout_height="wrap_content"
+            android:layout_alignParentEnd="true"
+            android:layout_centerVertical="true"
+            android:fontFamily="@font/gmarket_sans_medium"
+            android:gravity="center"
+            android:minHeight="48dp"
+            android:paddingHorizontal="13.3dp"
+            android:text="수정"
+            android:textColor="@color/color_eeeeee"
+            android:textSize="14.7sp" />
+    </RelativeLayout>
+
+    <TextView
+        android:id="@+id/tv_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="13.3dp"
+        android:layout_marginTop="26.7dp"
+        android:fontFamily="@font/gmarket_sans_bold"
+        android:text="재생목록 제목"
+        android:textColor="@color/color_eeeeee"
+        android:textSize="16.7sp"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/rl_toolbar" />
+
+    <TextView
+        android:id="@+id/tv_title_length"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginEnd="13.3dp"
+        android:fontFamily="@font/gmarket_sans_medium"
+        android:text="0/30"
+        android:textColor="@color/color_777777"
+        android:textSize="13.3sp"
+        app:layout_constraintBottom_toBottomOf="@+id/tv_title"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/tv_title" />
+
+    <EditText
+        android:id="@+id/et_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="13.3dp"
+        android:background="@drawable/bg_round_corner_6_7_222222"
+        android:fontFamily="@font/gmarket_sans_bold"
+        android:importantForAutofill="no"
+        android:inputType="textWebEditText"
+        android:maxLines="1"
+        android:paddingHorizontal="13.3dp"
+        android:paddingVertical="17dp"
+        android:textColor="@color/color_eeeeee"
+        android:textCursorDrawable="@drawable/edit_text_cursor"
+        android:textSize="14.7sp"
+        app:layout_constraintEnd_toEndOf="@+id/tv_title_length"
+        app:layout_constraintStart_toStartOf="@+id/tv_title"
+        app:layout_constraintTop_toBottomOf="@+id/tv_title"
+        tools:text="사랑하는게 어때서?" />
+
+    <TextView
+        android:id="@+id/tv_desc"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="26.7dp"
+        android:fontFamily="@font/gmarket_sans_bold"
+        android:text="재생목록 설명을 입력해주세요."
+        android:textColor="@color/color_eeeeee"
+        android:textSize="16.7sp"
+        app:layout_constraintStart_toStartOf="@+id/et_title"
+        app:layout_constraintTop_toBottomOf="@+id/et_title" />
+
+    <TextView
+        android:id="@+id/tv_desc_length"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:fontFamily="@font/gmarket_sans_medium"
+        android:text="0/40"
+        android:textColor="@color/color_777777"
+        android:textSize="13.3sp"
+        app:layout_constraintBottom_toBottomOf="@+id/tv_desc"
+        app:layout_constraintEnd_toEndOf="@+id/et_title"
+        app:layout_constraintTop_toTopOf="@+id/tv_desc" />
+
+    <EditText
+        android:id="@+id/et_desc"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="13.3dp"
+        android:background="@drawable/bg_round_corner_6_7_222222"
+        android:fontFamily="@font/gmarket_sans_bold"
+        android:importantForAutofill="no"
+        android:inputType="textWebEditText"
+        android:maxLines="1"
+        android:minHeight="80dp"
+        android:paddingHorizontal="13.3dp"
+        android:paddingVertical="17dp"
+        android:textColor="@color/color_eeeeee"
+        android:textCursorDrawable="@drawable/edit_text_cursor"
+        android:textSize="14.7sp"
+        app:layout_constraintEnd_toEndOf="@+id/tv_desc_length"
+        app:layout_constraintStart_toStartOf="@+id/tv_desc"
+        app:layout_constraintTop_toBottomOf="@+id/tv_desc"
+        tools:text="사랑하는게 어때서?" />
+
+    <TextView
+        android:id="@+id/tv_add_content"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginTop="26.7dp"
+        android:drawableStart="@drawable/btn_plus_round"
+        android:drawablePadding="3.5dp"
+        android:fontFamily="@font/gmarket_sans_bold"
+        android:gravity="center_vertical"
+        android:text="새로운 콘텐츠 추가/제거"
+        android:textColor="@color/color_3bb9f1"
+        app:layout_constraintStart_toStartOf="@+id/et_desc"
+        app:layout_constraintTop_toBottomOf="@+id/et_desc" />
+
+    <androidx.recyclerview.widget.RecyclerView
+        android:id="@+id/rv_playlist_content"
+        android:layout_width="0dp"
+        android:layout_height="0dp"
+        android:clipToPadding="false"
+        android:padding="13.3dp"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toBottomOf="@+id/tv_add_content" />
+
+</androidx.constraintlayout.widget.ConstraintLayout>

app/src/main/res/layout/fragment_playlist_add_content.xml

@@ -17,7 +17,7 @@
             android:layout_height="wrap_content"
             android:layout_centerInParent="true"
             android:fontFamily="@font/gmarket_sans_bold"
-            android:text="새로운 콘텐츠 추가"
+            android:text="새로운 콘텐츠 추가/제거"
             android:textColor="@color/color_eeeeee"
             android:textSize="18sp"
             app:layout_constraintEnd_toEndOf="parent"

app/src/main/res/layout/item_playlist_add_content.xml

@@ -67,6 +67,7 @@
         android:layout_width="wrap_content"
         android:layout_height="wrap_content"
         android:contentDescription="@null"
+        android:padding="8dp"
         android:src="@drawable/ic_playlist_add"
         app:layout_constraintBottom_toBottomOf="parent"
         app:layout_constraintEnd_toEndOf="parent"

app/src/main/res/layout/item_playlist_modify_content.xml

@@ -0,0 +1,64 @@
+<?xml version="1.0" encoding="utf-8"?>
+<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="wrap_content">
+
+    <ImageView
+        android:id="@+id/iv_cover"
+        android:layout_width="40dp"
+        android:layout_height="40dp"
+        android:contentDescription="@null"
+        app:layout_constraintBottom_toBottomOf="parent"
+        app:layout_constraintStart_toStartOf="parent"
+        app:layout_constraintTop_toTopOf="parent" />
+
+    <TextView
+        android:id="@+id/tv_theme"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="13.3dp"
+        android:background="@drawable/bg_round_corner_2_6_28312b"
+        android:fontFamily="@font/gmarket_sans_medium"
+        android:gravity="center"
+        android:padding="2.6dp"
+        android:textColor="@color/color_3bac6a"
+        android:textSize="8sp"
+        app:layout_constraintStart_toEndOf="@+id/iv_cover"
+        app:layout_constraintTop_toTopOf="parent"
+        tools:ignore="SmallSp"
+        tools:text="커버곡" />
+
+    <TextView
+        android:id="@+id/tv_duration"
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:layout_marginStart="8dp"
+        android:background="@drawable/bg_round_corner_2_6_222222"
+        android:fontFamily="@font/gmarket_sans_medium"
+        android:gravity="center"
+        android:padding="2.6dp"
+        android:textColor="@color/color_777777"
+        android:textSize="8sp"
+        app:layout_constraintStart_toEndOf="@+id/tv_theme"
+        app:layout_constraintTop_toTopOf="@+id/tv_theme"
+        tools:ignore="SmallSp"
+        tools:text="00:30:20" />
+
+    <TextView
+        android:id="@+id/tv_title"
+        android:layout_width="0dp"
+        android:layout_height="wrap_content"
+        android:layout_marginVertical="6.7dp"
+        android:layout_marginEnd="13.3dp"
+        android:ellipsize="end"
+        android:fontFamily="@font/gmarket_sans_medium"
+        android:maxLines="3"
+        android:textColor="@color/color_d2d2d2"
+        android:textSize="12sp"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintStart_toStartOf="@+id/tv_theme"
+        app:layout_constraintTop_toBottomOf="@+id/tv_theme"
+        tools:text="안녕하세요 오늘은 커버곡을 들려드리려고 해요안녕하세요 오늘은 커버곡을 들려드리려고 해요안녕하세요 오늘은 커버곡을 들려드리려고 해요안녕하세요 오늘은 커버곡을 들려드리려고 해요" />
+</androidx.constraintlayout.widget.ConstraintLayout>