音乐播放

yfn020 · Mar 19, 2023 · 7066812 · 7066812
1 parent 560d75a
commit 7066812
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Showing 47 changed files with 629 additions and 1,043 deletions.
diff --git a/build.gradle.kts b/build.gradle.kts
@@ -40,6 +40,7 @@ kotlin {
 
                 implementation("androidx.datastore:datastore-preferences-core:1.1.0-dev01")
                 implementation("io.github.succlz123:compose-imageloader-desktop:0.0.2")
+                implementation("uk.co.caprica:vlcj:4.7.3")
             }
         }
         val jvmTest by getting

diff --git a/cache/qrcode.png b/cache/qrcode.png
diff --git a/src/jvmMain/kotlin/Main.kt b/src/jvmMain/kotlin/Main.kt
@@ -1,7 +1,6 @@
 import androidx.compose.desktop.ui.tooling.preview.Preview
 import androidx.compose.runtime.Composable
 import androidx.compose.ui.unit.DpSize
-import androidx.compose.ui.unit.dp
 import androidx.compose.ui.window.application
 import androidx.compose.ui.window.rememberWindowState
 import base.AppConfig
@@ -11,7 +10,6 @@ import router.NCNavigatorManager
 import ui.common.theme.AppTheme
 import ui.common.theme.themeTypeState
 import ui.main.MainPage
-import ui.todo.TestPage
 import java.awt.Dimension
 
 fun main() = application {

diff --git a/...jvmMain/kotlin/viewmodel/BaseViewModel.kt → src/jvmMain/kotlin/base/BaseViewModel.kt b/...jvmMain/kotlin/viewmodel/BaseViewModel.kt → src/jvmMain/kotlin/base/BaseViewModel.kt
@@ -1,4 +1,4 @@
-package viewmodel
+package base
 
 import kotlinx.coroutines.Job
 import kotlinx.coroutines.flow.MutableStateFlow

diff --git a/src/jvmMain/kotlin/base/MusicPlayController.kt b/src/jvmMain/kotlin/base/MusicPlayController.kt
@@ -4,16 +4,16 @@ import androidx.compose.runtime.getValue
 import androidx.compose.runtime.mutableStateListOf
 import androidx.compose.runtime.mutableStateOf
 import androidx.compose.runtime.setValue
-import base.player.NCPlayer
-import base.player.PlayMode
+import base.player.*
 import model.SongBean
+import util.StringUtil
 import java.util.*
 
-object MusicPlayController {
+object MusicPlayController : IPlayerListener {
     // 是否显示音乐播放抽屉组件
     var showMusicPlayDrawer by mutableStateOf(false)
-
-    var showPlayListSheet by mutableStateOf(false)
+    // 是否显示播当前播放列表
+    var showCurPlayListSheet by mutableStateOf(false)
 
     // 原始歌曲列表
     var originSongList = mutableStateListOf<SongBean>()
@@ -28,26 +28,38 @@ object MusicPlayController {
     var curRealIndex by mutableStateOf(-1)
         private set
     // 当前播放进度
-    var progress by mutableStateOf(0)
+    var progress by mutableStateOf(0f)
     // 当前歌曲播放位置时间文本
     var curPositionStr by mutableStateOf("00:00")
     // 当前歌曲总时长文本
     var totalDuringStr by mutableStateOf("00:00")
     // 是否播放中
     private var playing by mutableStateOf(false)
+    // 是否允许拖动进度条
+    var enableSeeking by mutableStateOf(false)
+        private set
     // 播放模式
     var playMode by mutableStateOf(PlayMode.LOOP)
         private set
     // 当前播放歌曲总时长
     private var totalDuring = 0
     // 是否拖动进度条中
     private var seeking = false
+    // 当前播放状态
+    private var playerStatus: PlayerStatus = PlayerStatus.IDLE
+
+    val mediaPlayer: IPlayer by lazy { NCPlayer().apply {
+        addListener(this@MusicPlayController)
+    } }
 
 
-    fun setDataSource(songBeans: List<SongBean>, originIndex: Int) {
+    /**
+     * 播放音乐列表
+     */
+    fun playMusicList(songBeans: List<SongBean>, originIndex: Int) {
         originSongList.clear()
         originSongList.addAll(songBeans)
-        println("MusicPlayController setDataSource curOriginIndex=${originIndex}")
+        println("MusicPlayController playMusicList curOriginIndex=${originIndex}")
         generateRealSongList(originIndex)
         innerPlay(originSongList[originIndex])
     }
@@ -78,10 +90,10 @@ object MusicPlayController {
                 curRealIndex = originIndex
             }
         }
-        originSongList.forEachIndexed { index, item ->
-            println("songList $index --> ${item.name}")
-        }
-        println("---------------------------------------")
+//        originSongList.forEachIndexed { index, item ->
+//            println("songList $index --> ${item.name}")
+//        }
+//        println("---------------------------------------")
 
         realSongList.forEachIndexed { index, item ->
             println("pagerSongList $index --> ${item.name}")
@@ -90,31 +102,116 @@ object MusicPlayController {
 
     private fun innerPlay(songBean: SongBean) {
         curSongBean = songBean
-        NCPlayer.setDataSource(songBean)
-        NCPlayer.start()
+        mediaPlayer.setDataSource(songBean)
+        mediaPlayer.start()
     }
 
     /**
      * 根据原始歌曲列表索引播放音乐
      */
-    fun playByOriginIndex(originIndex: Int) {
-        if (originSongList.size > originIndex) {
-            curOriginIndex = originIndex
-            curRealIndex = realSongList.indexOfFirst { it.id == originSongList[originIndex].id }
-            innerPlay(originSongList[curOriginIndex])
-        }
-    }
+//    fun playByOriginIndex(originIndex: Int) {
+//        if (originSongList.size > originIndex) {
+//            curOriginIndex = originIndex
+//            curRealIndex = realSongList.indexOfFirst { it.id == originSongList[originIndex].id }
+//            innerPlay(originSongList[curOriginIndex])
+//        }
+//    }
 
     /**
      * 根据实际播放模式中的歌曲列表索引播放音乐
      */
     fun playByRealIndex(realIndex: Int) {
-        if (originSongList.size > realIndex) {
+        if (originSongList.getOrNull(realIndex) != null) {
             curRealIndex = realIndex
             curOriginIndex = originSongList.indexOfFirst { it.id == realSongList[realIndex].id }
             innerPlay(realSongList[curRealIndex])
         }
     }
 
+    override fun onStatusChanged(status: PlayerStatus) {
+        playerStatus = status
+        playing = status == PlayerStatus.STARTED
+        enableSeeking = status == PlayerStatus.STARTED || status == PlayerStatus.PAUSED
+        when (status) {
+            PlayerStatus.COMPLETED -> {
+                autoPlayNext()
+            }
+            PlayerStatus.ERROR -> {
+                autoPlayNext()
+            }
+            PlayerStatus.STOPPED -> {
+                totalDuringStr = "00:00"
+                curPositionStr = "00:00"
+                this.progress = 0f
+            }
+            else -> {}
+        }
+    }
+
+    private fun autoPlayNext() {
+        if(playMode == PlayMode.SINGLE) {
+            resume()
+        }else {
+            val newIndex = getNextRealIndex()
+            playByRealIndex(newIndex)
+        }
+    }
+
+    fun pause() {
+        if (playerStatus == PlayerStatus.STARTED) {
+            mediaPlayer.pause()
+        }
+    }
+
+    fun resume() {
+        if (playerStatus == PlayerStatus.PAUSED) {
+            mediaPlayer.resume()
+        }
+    }
+
+    fun isPlaying(): Boolean {
+        return playing
+    }
+
+    /**
+     * 获取当前播放模式下的上一首歌曲索引
+     */
+    fun getPreRealIndex() = if (curRealIndex == 0) realSongList.size - 1 else curRealIndex - 1
+
+    /**
+     * 获取当前播放模式下的下一首歌曲索引
+     */
+    fun getNextRealIndex() = if (curRealIndex == realSongList.size - 1) 0 else curRealIndex + 1
+
+    fun changePlayMode(playMode: PlayMode) {
+        this.playMode = playMode
+        generateRealSongList(curOriginIndex)
+    }
+
+    fun seekTo(progress: Float) {
+        this.progress = progress
+        if (totalDuring != 0) {
+            mediaPlayer.seekTo(progress)
+        }
+        seeking = false
+    }
+
+    fun seeking(progress: Float) {
+        seeking = true
+        this.progress = progress
+        if (totalDuring != 0) {
+            this.curPositionStr = StringUtil.formatMilliseconds((progress * totalDuring / 100).toInt())
+        }
+    }
+
+    override fun onProgress(totalDuring: Int, currentPosition: Int, percentage: Float) {
+        if (!seeking) {
+            this.totalDuring = totalDuring
+            totalDuringStr = StringUtil.formatMilliseconds(totalDuring)
+            curPositionStr = StringUtil.formatMilliseconds(currentPosition)
+            progress = percentage
+        }
+    }
+
 
 }
diff --git a/src/jvmMain/kotlin/base/player/IPlayer.kt b/src/jvmMain/kotlin/base/player/IPlayer.kt
@@ -12,5 +12,8 @@ interface IPlayer {
     fun pause()
     fun resume()
     fun stop()
-    fun seekTo(position: Int)
+    fun seekTo(position: Float)
+
+    fun addListener(listener: IPlayerListener)
+    fun removeListener(listener: IPlayerListener)
 }
diff --git a/src/jvmMain/kotlin/base/player/IPlayerListener.kt b/src/jvmMain/kotlin/base/player/IPlayerListener.kt
@@ -6,5 +6,5 @@ package base.player
  */
 interface IPlayerListener {
     fun onStatusChanged(status: PlayerStatus)
-    fun onProgress(totalDuring: Int, currentPosition: Int, percentage: Int)
+    fun onProgress(totalDuring: Int, currentPosition: Int, percentage: Float)
 }